Details (F24D19)

ethod of regulation of heat relief for heating buildings and regulation system on its basis (versions) // 2642038
FIELD: heating system.SUBSTANCE: method for regulation of heating of building, characterized by flow of coolant in the heating system and its regulation by automated control unit by opening and closing control valve(s) and/or a change in the pressure characteristics of the installed pump(s), through its regulator(s), and/or a change in the number of operating pumps in the unit of coolant preparation, characterized in that an automated heating control unit adjusts the temperature of supplied and/or the reverse heat coolant and/or its flow rate according to the equation of heating control, expressed by the formula , where τco1(2)≡τc3(2) - determined by the sensors of coolant temperature, sign "±" in the formula should be used as "+" for supplied coolant and as "-" for reverse coolant; Gco is coolant flow determined by the sensor or otherwise; , tn is supported by regulation, specified average temperature of inside air in the building and the current outdoor temperature, respectively; as well as set or defined in the design or in energy audit of the building and its heating system or otherwise values: θ', Δt', , are parameters of calculated (designed) mode of operation of the heating system: cooling of the coolant, temperature difference, heat capacity and theoretical heating heat load, respectively; and n, p, kco fco are characteristics of heating devices and heating system: the indicators of the degree of nonlinearity of heat transfer from the temperature difference and flow rate, the relative heat transfer and the relative areas of the system coefficients, respectively; qo, VN, a are characteristics of the building: specific heating characteristic that depends on its thermal protection, the building volume, correction factor, respectively; and, besides, the determined or calculated based on sensor signals and/or manual and/or software tasks or otherwise values, characterizing heating mode: is current average heat capacity of the coolant; Qhi - capacity of internal heat generation; μ, Qins are external environment parameters: the coefficient of infiltration and the thermal capacity of solar insolation.EFFECT: reducing the cost of thermal and hydraulic energy for heating and improving the quality of heating process, the accuracy of maintaining a constant temperature of internal air.8 cl, 10 dwg

Flow control valve // 2637074
FIELD: machine engineering.SUBSTANCE: invention relates to the flow control valve (1) for liquid heating and cooling installations, consisting of housing (2) having an inlet (3) and an outlet (4) and a connecting pipe (13) located between them wherein a pressure control device (14) is inserted which supports constant pressure differential between pressure ranges in front of and behind the flow control unit (8) located in the connecting pipe, as well as a spindle (7) having a control element protruding from the housing (2) and the first throttle element (9) located in the housing (2) which affects the flow control unit or its parts. This flow control unit (8) consists of the first throttle device which is formed from the first throttle element (9) fixed on the spindle (7) and a seat (10), and the second throttle device which is formed from the second throttle element (11) mounted on the spindle (7) with the possibility of longitudinal relocation on it and a seat. The second throttle element (11) is movable in the direction of the first throttle element (9).EFFECT: valve has a simpler design and takes up less space.29 cl, 11 dwg
Differential pressure control valve with washing // 2634340
FIELD: machine engineering.SUBSTANCE: valve has a valve part comprising: a valve body with flow communication from a fluid inlet to a flow outlet and a valve seat located within said flow communication, a valve cone (3) adapted to change the position for changing the valve opening, defined as the opening between the valve seat and the valve cone, the diaphragm, deflectable by the differential pressure at said diaphragm, and means for communicating the pressure on the antipode complicated sides of the diaphragm; - an adjusting part containing the biasing element and the body of adjuster. Said adjusting part is attached to said valve part; - a spindle having a part located within the adjusting part and a part located inside the valve part and connected to said valve cone. The spindle can be moved to and stored in the washing position, and the valve cone does not interfere with the communication to transfer fluid from the fluid inlet to the fluid outlet or creates at least a limited obstacle.EFFECT: presence of overlapping function and the washing function that occurs during the installation of the system.12 cl, 5 dwg

ixing valve // 2633971
FIELD: machine engineering.SUBSTANCE: mixing valve comprises a valve body (14) having a first (A-B), a second (A), and a third (B) connection elements. A first flow path from the first connection element (A-B) to the second connection element (A) and a second flow path from the first connection element (A-B) to the third connection element (B). A movable valve element (24) is located in both flow paths inside the valve body (14). By moving the valve member (24), it is possible to vary the ratio between the cross sections of both flow paths. A drive (36) is located on the valve body (14) for moving the valve element (24). The drive (36) has an internal control device (38) for controlling the drive movement (36). The internal control device (38) has a first communication interface (44) for communicating with an external control device (40) which has a corresponding second communication interface (46). At least one internal sensor (48, 50) is located in the valve body (14) or thereon. The sensor (48, 50) is connected to the first communication interface (44) for transmitting the sensor signal to the external control device (40).EFFECT: simplified intstallation of the mixing device in various heating or cooling units.18 cl, 7 dwg

Water heater // 2628929
FIELD: heating.SUBSTANCE: water heater with remote thermostat contains a heating element; an I/O unit for receiving a signal representing measured temperature; and a heating element control unit based on the desired temperature and the measured temperature. The control unit comprises a storage for storing the desired temperature of the space to be heated and includes an I/O unit. In this case, the remote thermostat contains: a housing; a temperature sensor that provides a signal representing the temperature; a control panel for entering a desired temperature that is transmitted to the control unit, wherein the control unit, to which the desired temperature is transmitted and which is configured to determine the control action for driving the heating element, is included in the body of the water heater.EFFECT: ability to control the claimed system by a number of remote thermostats, simplified design of the thermostat.15 cl, 10 dwg

ethod of monitoring gas compressor unit operation and device for its implementation // 2626293
FIELD: engine devices and pumps.SUBSTANCE: method of monitoring a gas compressor unit operation, containing an engine connected by a shaft to a compressor, an air intake and an exhaust device including fuel gas rate measurement, measurement of the power transferred to the compressor, of the process efficiency, comparison of the process calculated efficiency with the design one with the help of a system unit and with a reduction in efficiency compared with the design value carrying out measures to increase the efficiency until the efficiency increase of the energy facility stops. And the average temperature of the exhaust gases is constantly measured at the outlet of the exhaust device at the outlet of the exhaust device using a thermal imager and the averaged value of the colour of the exhaust gases is also measured with a video camera and the concentration of harmful substances in the exhaust gases is determined based on those values.EFFECT: increasing the accuracy of the control of the combustion efficiency in the engine of the gas compressor unit, improving its specific characteristics and reducing emissions of harmful substances according to the monitoring results.21 cl, 1 tbl, 12 dwg

Automatic control system of technological processes of heating system // 2624723
FIELD: heating system.SUBSTANCE: automatic control system of the technological processes of the heating system contains the controller located in the control cabinet for controlling the technological processes of the heating system to maintain a constant temperature of the water in the heating network, the operator panel, the Ethernet switch and the optical cross for the exchange of information on industrial protocols with the automated operator workplace, frequency converters to optimize the operation of the network pumps, the starting equipment for the commutation in the power cabinet of actuator circuits, manual control unit, actuators including frequency-controlled drive of the network pump, pumps: source water, make-up, recirculation, metering pump, fuel, valves: three way to automatically maintain a predetermined temperature in the heating system, the electromagnetic proportional, solenoid shut-off, fan exhaust, means for measuring and control of process parameters: the energy meter-recorder connected to the flowmeter, temperature sensors and pressure sensors overpressure alarms, temperature sensors, flow line, and reverse feed water, gas analyzers gas content in the room, the complex to measure the amount of gas in the supply line the reserve fuel, liquid fuel counters.EFFECT: expansion of the functionality of the automatic process control system of the heating system.1 dwg
Room air temperature through facade control device // 2624428
FIELD: heating.SUBSTANCE: through facade control device of the room indoor air temperature, heated from the open heat supply system, contains the loops of the total and repeated circulation with the direct and return main pipelines, each of which is provided with the circulation pump with the drive and the rotation speed controller, at that at the general circulation loop direct main pipeline circulation pump outlet there is the heat meter, and at the repeated circulation loops circulation pump outlet there is the flow meter, besides, air temperature controller is connected to the temperature sensor, designed as the differential thermocouple, the sensing elements of which are respectively disposed inside and outside the room, heated from the open heat supply system, at that the temperature and pressure controllers contain, respectively, the comparator unit and the assignment unit, besides, the comparator unit is connected to the electronic amplifier output, equipped with the nonlinear feedback unit, wherein the electronic amplifier output is connected to the magnetic amplifier input with the rectifier, which at the output is connected to the speed control unit in the form of electromagnetic powder clutches, at that the repeated circulation pump rotation speed controllers amount corresponds to the heating building facades, but not less than four interconnected with individual temperature controller, and the sensing elements of each temperature sensor in the form of differential thermocouples are mounted on the outer surface of the corresponding facade outer enclosure and at its inner surface from the heating building side, besides, the total circulation rotation speed controller is connected to the pressure controller, which includes the pressure sensor at the return main pipeline at the outlet from the heating system.EFFECT: energy intensity reduction of maintaining the comfortable temperature conditions in the indoor room, heated from the open heat supply system, by optimizing the consumption of a high cost hot coolant in case of changing the weather and climate impacts during the heating season.1 dwg

ethod of liquid-conveying device operation control // 2622785
FIELD: transportation.SUBSTANCE: method of operation control of a pipeline device with the first pipeline area at the hot part and the second pipeline area at the cold part connected to it, a pump for supplying liquid being located in the first pipeline area, which consists in starting the programme controlling the pump start while activating the pump, which provides the following stages: A) setting the supplied volume of fluid, B) starting the fluid supply cycle providing the predetermined liquid amount supply from the first pipeline area to the second pipeline unfilled area, C) starting the fluid return cycle providing the return to the first pipeline section of the liquid amount supplied to the second pipeline section, as well as the determination of the return flow temperature of the returned fluid on the first pipeline area, D) increasing the predetermined supplied amount of liquid and performing one of the following substages: D1) repetition of stages A) to D), if the return flow temperature of the returned liquid is above its limit temperature or equal to it, and the increased determined supplied amount of liquid is less than the limit amount or equal to D2) stopping the execution of the programme controlling the pump start and switching the pump to the normal operation mode, if the increased determined supplied amount of the liquid exceeds the limit, D3) stopping the execution of the programme controlling the pump start, deactivating the pump and changing the determined supplied amount of liquid towards the initial value, if the return flow temperature is below its limit temperature.EFFECT: possibility to prevent faults on the second pipeline area located in the cold part due to the freezing of the liquid.12 cl, 3 dwg

Valve design, device and methods of its operation // 2621659
FIELD: machine engineering.SUBSTANCE: valve structure having a first and second fluid inlet and a first and second fluid outlet comprising a first and a second valve mechanically coupled for synchronous operation to one another with the ability to be switched by a single action between the first and second fluid flow configurations. The first configuration provides a first path for the first fluid from the first inlet to the first outlet and a second path for the second fluid from the second inlet to the second discharge, and the second configuration provides paths for the first fluid from the first inlet to the first and second outlets, hiding the path from the second intake.EFFECT: invention allows thermal disinfection of such devices.18 cl, 7 dwg

Device for temperature control and distribution of heating element consumption // 2617757
FIELD: heating.SUBSTANCE: device (1) for the temperature control and distribution of consumption of the heating element (100) comprises a box body (2) adapted to be mounted to the heating element (100), in particular to the radiator, thermostatic means (10), means (20 ) distribution to calculate the amount of heat which is highlighted, or thermal energy, which is consumed with a heating element over time; the first section (3) inside the box body (2) is selectively accessible from the outside when assembled and/or installed device; a first battery (4) disposed in the first section; a second section (5) within the box body (2) which is inaccessible from outside the device when assembled; a second battery (6) arranged in the second section (5). In the first mode of operation, in which the first battery is charged, the battery provides power to the first, at least, thermostatic means, and in the second mode of operation in which the first battery is depleted, a second battery provides power distribution equipment.EFFECT: ability to perform continuous distribution function.10 cl, 2 dwg, 1tbl

ethod of protection heating pipe from the frost and pipe of hot water supply // 2616580
FIELD: heating.SUBSTANCE: method includes the steps of: if the heating temperature is lower than a predetermined temperature protection from freezing by the controller translate the three-way valve in the hot water supply mode and perform combustion operation in the heater and the circulation of heating water in a closed circuit consisting of the heating a heat exchanger, a three-way valve and the hot water heat exchanger by the pump. In the heat exchanger of hot water supply heat from the heating water transfer pipe hot water; and if the heating water temperature reaches a predetermined temperature by the controller to translate the three-way valve and the heating mode operation is carried out quench heater and circulating heating water for heating the pipe by driving a pump.EFFECT: to prevent freezing of the heating pipe by applying a heating water temperature sensor positioned in the water heater, to prevent freezing pipes hot water by controlling the three-way valve.4 cl, 2 dwg

Single-pipe heating system // 2608804
FIELD: power engineering.SUBSTANCE: invention relates to heat engineering, namely, to heating systems and can be used in buildings in absence of the central heating system. Single-pipe heating system comprises a pump, a boiler, a chimney, a boiler control unit, valves, channels to feed signal, heat carrier supply into radiators control units, radiators, a pipeline, a building heating control unit, an expansion tank. By means of the building heating control unit provided is rational and efficient heat distribution inside the building. When signals from the building heating control unit come to the heat carrier supply into radiators control units by means of corresponding valves changed, i.e. reduced or increased is the heat carrier flow rate into the radiators, and when a signal from the building heating control unit comes to boiler control unit 4 the fuel consumption is decreased or increased.EFFECT: single-pipe heating system is a simple, reliable, more environmentally friendly and efficient heating system due to design features which enable to efficiently perform heat distribution inside the building.1 cl, 1 dwg

ethod and device for consumers group balancing in fluid medium transfer system // 2608280
FIELD: transportation.SUBSTANCE: present invention relates to method and device for consumers group balancing in fluid medium transfer system. Method of consumers group balancing in fluid medium transfer system, in which each consumer is equipped with motorized control valve to control flow rate through consumer, wherein saving characteristic data for consumers, which are determined for nominal flow rate through, respectively, one of consumers corresponding valve position of corresponding control valve, determining current total consumption through group of consumers by means of total flow rate sensor, determining balancing coefficient based on current total consumption and sum of desirable nominal flow rates through consumers and performing dynamic balancing of consumers by setting of corresponding control valves positions based on characteristic data and balancing coefficient.EFFECT: this allows to perform fluid medium transfer system dynamic balancing and does not require separate sensors for determining flow rate at each consumer. 17 cl, 1 tbl, 5 dwg

Admixing pump unit in central heating systems local networks // 2607881
FIELD: power engineering.SUBSTANCE: this technical solution relates to power engineering and applicable in area of centralized heat supply system of local and areal heat supply networks. Admixing pump unit in central heating systems local networks is characterized by fact, that admixing pump suction pipe guide branch pipe is welded-in into local area network CHS reverse pipeline against carrier flow, to create overpressure in admixing pump suction pipe, guide branch pipe cross-section area is in two times less than suction pipe cross-section area, to reduce excessive pressure in admixing pump suction pipe, and guide branch pipe on admixing pump pressure pipe is welded-in into local area network CHS supply pipeline along heat carrier flow in order to reduce turbulence in hot and cold heat carriers admixing zone, guide branch pipe cross-section area is twice less than admixing pump pressure pipe cross-section area in order to add additional energy to coolant flow in local area network supply pipe.EFFECT: centralized heat supply of local and areal heat supply networks.1 cl, 3 dwg

Automated individual thermal station with dependent connection of heating system and closed hot water supply system // 2607775
FIELD: heat-and-power engineering.SUBSTANCE: invention relates to heat engineering, to heating and hot water supply, and is intended for monitoring and automatic control over heat energy and water release for hot water supply of apartment houses. In an automated individual thermal station with dependent connection of a heating system and a closed hot water supply system including temperature sensors of the heating system supply and return water, ambient air temperature sensors, a water temperature sensor for hot water supply, between the forward and the reverse pipelines of the heating system there is a water heater for hot water supply, the water heater for hot water supply is connected as per a mixed scheme and is made two-staged, between the straight pipeline of the heating system and the first stage of the water heater for hot water supply there is a water temperature control unit for hot water supply, on the pipeline of circulation water for hot water supply there is a temperature control unit of the circulating water for hot water supply, on the forward pipeline of the heating system there is a temperature control unit of the return water of the heating system, between the supply and the return pipelines of the heating system there is a temperature control unit of the supply water of the heating system, additionally introduced are sensors of the forward and the return water temperature of the heating system, of the internal room air temperature, of the circulating water temperature for hot water supply, introduced is an electronic temperature regulator of the room air and of hot water supply, inputs of which are connected with temperature sensors of the supply and the return water of the heating system, of the forward and the return water of the heating system, of the water temperature for hot water supply and of the circulating water temperature for hot water supply, of the internal room air temperature, of the ambient air temperature, while outputs are connected to the temperature control unit of the return water of the heating system, to the temperature control unit of the supply water of the heating system, to the water temperature control unit for hot water supply and to the temperature control unit of the circulating water for hot water supply.EFFECT: automatic maintenance of a preset temperature of the internal air in the heated room and hot water temperature in the main water supply valve at minimal consumption of heat energy at any moment in real time.1 cl, 7 dwg

ethod for compensation boiler control in accordance with ambient temperature using an external network // 2600663
FIELD: heat exchange.SUBSTANCE: invention relates to a method for compensation heating temperature control in accordance with ambient air temperature, in which data on temperature come from an integration server without the need to install a separate ambient air temperature sensor. Control method using an external network comprises the following steps, recording a room controller on the integration server by transmitting a unique number of the controller, in which a wireless communication module is installed, by means of a wireless router; unique number identification on the integration server and preservation of unique number in the database; user addressing to the integration server by a terminal for inputting location information, corresponding unique number of the room controller, into the database; searching information on ambient air temperature in the area of installation of the room controller by means of the integration server, and transmitting data on ambient air temperature to the room controller; transmitting data on ambient air temperature, obtained from the room controller, to the boiler controller with compensation boiler control in accordance with ambient air temperature.EFFECT: in compliance with this invention, there is no need for installation of a separate ambient air temperature sensor, because each boiler receives data on ambient air temperature of the relevant zone from the integration server by means of information on an IP-address or address information input by a user, invention allows preventing formation of icicles on a discharge pipe at ambient temperature below zero.5 cl, 4 dwg

ethod for automatic control of heat consumption of building in central heat supply system // 2599707
FIELD: heat engineering.SUBSTANCE: invention relates to heat engineering and can be used to perform weather-dependent heat flow control in central heating systems of buildings and structures. In method of controlling operating mode of heating system, which comprises periodic supply of heat carrier in building heating system in form of a pulse whose duration is shorter than or equal to a preset period of heat carrier flow control in building heating system, in measurement of heat carrier temperature in return line of building heating system and in measurement of ambient air temperature, as well as in correction of pulse duration of heat carrier, specified value of heat carrier temperature in return line is functionally linked with temperature of ambient air, minimum step is introduced and its multiple step of change of pulse duration of heat carrier is set in each period of control, and a step change of heat carrier temperature in return line is predetermined for period of heat carrier flow control at minimum value of pulse duration of heat carrier, equal to minimum step of change of pulse duration of heat carrier in control period, wherein at beginning of each period of control, specified value of heat carrier temperature in return line is compared with heat carrier temperature in return line, determining rounded value ki - coefficient of frequency of correction off step of change of pulse duration of heat carrier in said period of heat carrier flow rate control and correcting value of pulse duration of heat carrier in i-th period of heat carrier flow rate control.EFFECT: higher reliability, efficiency and accuracy of control of heat consumption of building included in central heat supply system.1 cl, 1 dwg

ethod of automatic heat consumption control of building in a central heat supply system // 2599704
FIELD: heat engineering.SUBSTANCE: invention relates to heat engineering and can be used for weather-dependent regulation of the heat flow in central heating systems of buildings and structures. In method of control of operating mode of heating system, which consists in periodic supply of heat carrier in the building heating system in the form of pulse whose duration is shorter than or equal to preliminarily set period of control, in measurement of heat carrier temperature in return line and in measurement of ambient air temperature, as well as in correction of pulse duration of heat carrier, create a bypass channel of heat carrier in the building heating system, and provides continuous circulation of heat carrier in the heating system, the specified value of heat carrier temperature in return line functionally associated with temperature of ambient air, minimum step is introduced and its multiple step of change of pulse duration of heat carrier is set in each period of control, and also appoint a step of change of heat carrier temperature in return line for the control period with a minimal value of pulse duration of heat carrier, while at the beginning of each period of heat carrier flow rate control are compared to the specified value of heat carrier temperature in return line with heat carrier temperature in return line, determine rounded value of coefficient frequency correction of the step change of pulse duration of heat carrier in the i-th period of heat carrier flow rate control, and correct the value of pulse duration of heat carrier in the i-th period of heat carrier flow rate control.EFFECT: higher reliability, efficiency and accuracy of heat consumption control of building included in the system of the central heat supply system.1 cl, 1 dwg

ethod of automatic heat consumption control of building in a central heat supply system // 2599702
FIELD: heat engineering.SUBSTANCE: invention relates to heat engineering and can be used for weather-dependent regulation of the heat flow in central heating systems of buildings and structures. In method of controlling operating mode of heating system, which comprises periodic supply of heat carrier in building heating system in form of a pulse whose duration is shorter than or equal to a preliminarily set period of heat carrier flow rate control, in measurement of heat carrier temperature in return line of building heating system and in measurement of ambient air temperature, as well as in correction of pulse duration of heat carrier, circulation pump is placed in the jumper between the supply line and return line, the specified value of heat carrier temperature in return line functionally associated with temperature of ambient air, is introduced the minimum step and set to it the multiple step change of pulse duration of heat carrier in each period of heat carrier flow rate control, the sign of step change of pulse duration depends on the ratio of the specified value of heat carrier temperature in return line and heat carrier temperature in return line, and also appoint a step change of heat carrier temperature in return line for the period of heat carrier flow control at minimum value of pulse duration of heat carrier, equal to minimum step of change of pulse duration of heat carrier in the period of heat carrier flow rate control, while at the beginning of each period of heat carrier flow rate control are compared to the specified value of heat carrier temperature in return line with heat carrier temperature in return line, determined rounded value of frequency correction step change of pulse duration of heat carrier in the i-th period of heat carrier flow rate control and corrected value of pulse duration in the i-th period of heat carrier flow rate control, and during pause in each period upon termination of the supply of heat carrier in the building heating system include a circulation pump, provide forced circulation of heat carrier in the building heating system and align the heat carrier temperature in return pipelines of building heating system.EFFECT: higher reliability, efficiency and accuracy of heat consumption control of building included in the system of the central heat supply system.1 cl, 1 dwg

Device for locking a heating radiator fixed by lifting eyes to a cantilever having a crest // 2594961
FIELD: manufacturing technology; heating.SUBSTANCE: present invention relates to a device to lock and prevent dismounting and moving of a heating radiator fixed with lifting eyes in the cantilever that has a crest. Locking device includes a stop bracket that is detachably connected to the cantilever and a retaining clamp with a locking screw and a nut, wherein the stop bracket has slots to receive the lower edge of the lifting eye, which is located above the cantilever crest when connected to the cantilever along the vertical axis.EFFECT: this allows a simple and reliable installation of a heating radiator.6 cl, 4 dwg

Thermostatic valve head, in particular radiator valve // 2588454
FIELD: machine building.SUBSTANCE: present invention relates to thermostatic valve head, in particular to radiator valve. Thermostatic head (1) for valve (2) containing base (4), housing (5) connected with said base (4), rotary handle (6) installed on specified body (5), wherein said rotary handle (6) is made with possibility of rotation around axis (7), and scale (8), indicating the angular position of said rotary handle (6) relative to said body (5), at that there is a transmission mechanism converting rotary motion of said rotary handle (6) into translational motion in the direction parallel to said axis (7); note here that there is marking (10), indicating axial position of said rotary handle (6) relative to this base (4).EFFECT: this simplifies control of preset temperature.15 cl, 2 dwg

Water and mud separator // 2587216
FIELD: technological processes.SUBSTANCE: invention relates to magnetic separator for separation of particles from fluid flow, and can be used for separation of particles from water central heating systems. Separator for removal of magnetic and nonmagnetic impurities contained in the suspension contains casing and separator chamber inside housing, separation element, in fact, dividing chamber of separator into first chamber and second chamber, inlet and outlet in first chamber, channel arranged between first and second chambers to ensure circulation flow between first and second chambers, guide for directing only part of flow inlet through second chamber and blocking facility envisaged in second chamber for deceleration of flow through second chamber. Second chamber is communicated with inlet and outlet only through first chamber. In first chamber there is magnet.EFFECT: higher efficiency of removal of magnetic and nonmagnetic impurities from suspension.21 cl, 6 dwg

System for controlling heat supply facilities // 2580089
FIELD: heating.SUBSTANCE: device comprises first circuit with heat source and control unit, a network pump, heat exchanger, a second loop, pumps and engines, controlled frequency converters in each of N consumers of heat energy, temperature and pressure sensors, comparator units, setter of allowable temperature drop, an adder-corrector control signals, setter of heat energy consumption, heat energy consumer receiver, an adder heat carrier flow rate of consumers, setter of allowable temperature drops, N territorially distributed heat energy consumers, L domestic and office consumers, temperature sensors in room, comparator units of external and room temperature, correcting amplifiers, set of volume of room, computer rated amount of heat energy, a correcting adder and a transceiver L domestic and office consumers, humidity sensor room, human presence sensor, a correcting converter humidity and presence, adder of humidity and presence.EFFECT: device provides more effective control of heat flows in distribution of heat energy by matching heat carrier flows.1 cl, 3 dwg

Control valve // 2575672
FIELD: machine building.SUBSTANCE: device for medium flow regulation in heating and cooling systems, when the device is control valve in set (1) with valve body (2) comprising inlet branch (3), outlet branch (4), valve manhole (5) with installed valve seat (6) and through flow hole (7). In the valve manhole (5) a valve gate in assembly (38) and valve handwheel (10) are installed; in the valve handwheel (10) and valve gate (38) the rod (11) with return spring (12) are installed. The valve body (2) contains the first cone (13), this cone determines the preliminary settings of the control valve (1), i.e. Kvs of valve, as result the first cone (13) has at least one hole (14) for medium through flow, wherein the hole design (14) determines the control characteristics of the valve (1), if Kvs of valve varies continuously at maintained control characteristic, as result the first cone (13) continuously moves along the axis relatively the valve seat (6); wherein some parts of the first cone hole (14) are closed by the valve seat (6).EFFECT: improved design.15 cl, 8 dwg

Device and method of valve opening control for hvac system // 2573378
FIELD: heating.SUBSTANCE: valve opening control method for regulation of fluid medium flow through the heat energy exchange device of HVAC system and regulation of amount of the energy transmitted by the heat energy exchange device in HVAC system, note that the method contains the stages during which: the energy gradient is determined by flow and valve opening is operated depending on the energy gradient by flow.EFFECT: possibility of regulation without the need to store constant threshold temperatures or threshold differences of temperatures.15 cl, 13 dwg

ethod and plant of temperature regulation in building // 2570784
FIELD: heating.SUBSTANCE: plant of temperature regulation in a building comprising a heat pump, a heat radiator, supply of which from the heat pump is controlled with the help of a regulating valve, and a control unit made as capable of control of the heat pump with the help of the specified value of temperature of fluid coolant medium at the inlet and outlet of the heat pump. Besides, the plant comprises: means of tracking of control valves opening, and means of transmission, from means of tracking into a control unit, of data related to opening of control valves, besides, the control unit is made as capable of correction of the specified temperature value depending on data produced from means of tracking.EFFECT: optimised flow of heat pump power depending on actual needs in heating or cooling of a building.10 cl, 3 dwg

Heat exchanger valve device // 2570485
FIELD: machine building.SUBSTANCE: invention relates to heat exchangers. Claimed device comprises the first valve means (7) to be fitted in the pipeline (6) connected with the primary loop (3) of heat exchanger (2). Said means (7) comprises the first intake channel (19), first discharge channel, first valve seat (17) and first shutoff element (18) arranged between said first intake channel (19) and first discharge channel. Claimed device comprises the second valve means (14) to be fitted in the pipeline (11) connected with the secondary loop (4) of heat exchanger (2). Means (14) comprises the second intake channel (20), second discharge channel (21), second valve seat (22) and second shutoff element (23) arranged between channels (20, 21). Means (7) and (14) are integrated into common valve assembly (16). The first and second elements (18, 23) can be displaced between valves (20, 21) by pressure difference. Common valve assembly (16 comprises retaining means to open the second means (14) after opening of the first means (7) only.EFFECT: simplified assembly.8 cl, 6 dwg

Valve drive, particularly, heating or cooling system valve drive // 2567697
FIELD: machine building.SUBSTANCE: claimed invention relates to cooling or heating system valve drive. Claimed valve drive comprises the motor and control means. Note here that said motor actuates the valve element drive. Said control means comprises the preliminary adjustment means for setting the limited valve element stroke. Note here that said control means comprises flushing means. Note also that said flushing means shuts off the preliminary adjustment function.EFFECT: higher efficiency of valve flushing.14 cl, 10 dwg

Prevention or reduction of scale formation on heating element of water heater // 2565569
FIELD: heating.SUBSTANCE: method provides for the following: heating of water fluid in a water heater with a heating element, at the same time the heating element is in contact with water surface; and application of the first DC voltage between the heating element and a counterelectrode, and application of DC voltage between the heating element and the counterelectrode, at the same time the DC voltage makes at least 0.5 V, at the same time the heating element is selected as a positive electrode.EFFECT: prevention or reduction of scale formation in a water heater.17 cl, 3 dwg, 2 tbl

Control system of heat supply facilities // 2562782
FIELD: heating.SUBSTANCE: device comprises a first circuit with the heat source and the control unit, a network pump with access to the heat exchanger, a second circuit, pumps and motors controlled by frequency converters in each of the N consumers of thermal energy, temperature and pressure sensors, comparison units, the permissible temperature drop setter, an adder-equalizer of control signals, a setter of heat energy consumed, a transceiver of heat energy consumer, a heat carrier flow integrator of the heat energy consumers, the permissible temperature drop setter, N geographically distributed heat energy consumers, L household and office consumers of heat energy, temperature sensors in the room, comparison units of the outside temperature and the room temperature, adjusting amplifiers, room volume setters, a computer of controlled amount of heat energy, an adjusting adder and a transceiver L of household and office heat energy consumers.EFFECT: increase in efficiency of adjustment of heat flows in distribution of heat energy by conformance of the heat carrier flows to ensure the delivery of heat directly to household and office consumers.3 dwg

Control valve for fluid system and pressure control valve // 2562713
FIELD: engines and pumps.SUBSTANCE: control valve (10), namely, differential pressure control valve or balance valve with dual adjustment comprises body (11) with inlet (12), outlet (13) and seat (16). Note here that valve inlet and outlet can be connected to at least one fluid system pipe. Valve plunger (17) interacts with valve seat (16). Note here that with valve plunger pressed against valve seat said valve is closed while with plunger upped from valve seat the valve is open. Pressure control valves (15) are connected to valve body (11) for pressure measurement at inlet (12) and/or at outlet (13). Note here that pressure control valves (15) are connected to valve body by unions (14). Note here that every pressure control valve comprises first part (18) fitted partially in appropriate union of body (11) and second part to be fitted to said first part (18) by latch bonding said first and second parts of pressure control valve.EFFECT: ease of pressure control valves connection to control valve body.6 cl, 5 dwg

easuring device of thermal energy emitted with radiators, convectors or similar devices, namely for proportional distribution of heating and/or air conditioning cost // 2561365
FIELD: measurement equipment.SUBSTANCE: invention relates to heat engineering and can be used in heating and air conditioning systems. Measuring device (1) of thermal energy emitted with radiators, convectors or similar devices, namely for proportional distribution of cost of heating and/or air conditioning, which includes radiator (2) connected through supply branch pipe (3) and return branch pipe (4) to tube (5) for supply of hot water supplied by boiler (7) to radiator (2) and to tube (6) for return of water at the outlet of radiator (2) to the above boiler (7) respectively. The device includes the first meter (8) for temperature of water flowing through supply branch pipe (3), and the second meter (9) for temperature of water flowing through return branch pipe (4), as well as flow meter (10) for water flowing through branch pipe (2).EFFECT: easier installation and maintenance of heating and air conditioning devices.12 cl, 5 dwg

System and method of heat circuit control // 2560873
FIELD: heating.SUBSTANCE: present invention relates to the system and method of the heat circuit control. The heat circuit control system containing control module and valve device, connected to regulate the flow of the heat transfer fluid inside the hollow heat radiating body, comprising the heat circuit, and control system containing thermoelectric element made with the possibility to generate electricity from the heat of heat transfer fluid, to ensure power supply of at least part of the control module by the generated electricity, at that the control system, control module and/or valve device are made with the possibility to regulate circulation of the heat transfer fluid inside the hollow radiating body, to maintain always the sufficient minimum flow for the electricity generation by the thermoelectric element, that can ensure continuous power supply of at least part of the control module.EFFECT: invention guarantees continuous power supply of the electronic elements to control the heat circuit.16 cl, 1 dwg

Control method of pump with variable feed, which is installed in heating system // 2560309
FIELD: engines and pumps.SUBSTANCE: control method of a pump with variable feed, which is installed in a heating system comprising a heat exchanger connected to two circuits of fluid substances. The pump with variable feed allows changing the flow velocity of the first fluid substance inside the heat exchanger; the return circuit in the primary circuit, which allows the first fluid substance reaching the heat exchanger inlet to be mixed with some part of the first fluid substance leaving the heat exchanger outlet; the first temperature sensor (S1) measuring temperature (T1) of the second fluid substance leaving the secondary circuit, the second temperature sensor (S3) measuring temperature (T3) of the first fluid substance leaving the primary circuit; and a control unit electrically connected to the above first and second temperature sensors (S1, S3). The above sensors (S1, S3) generate electric signals in functions of temperatures (T1) and (T3) and create input electric signals of the control unit.EFFECT: possible adjustment of control of a pump with variable feed taking into account temperatures of both fluid substances at corresponding outlets of the heat exchanger.16 cl, 2 dwg

Consumer water heating system // 2557156
FIELD: power industry.SUBSTANCE: consumer water heating system contains the tank for heating of the water pumped from the water supply source through the pipeline comprising the valve regulated by a control unit, temperature, flow rate and pressure sensors, the mixing chamber, one or two blowing fans. The tank for water heating is fitted with the water level sensor and the water mixer, the coil along the whole area of the tank is installed in the tank. The coil is installed with a possibility of dismantling and made of the material with high heat conductivity. The inlet pipeline of combustion gases of boiler plant is connected to the coil inlet. The tank is connected with the circulation pump, the adjustable control unit through the pipeline comprising temperature, flow rate and pressure sensors. The circulation pump through the valves regulated by control units is connected with the recirculation pipeline for water supply into the tank and the pipeline for water supply into the mixing chamber. The system is fitted with the pressure safety valve.EFFECT: expansion of scope of application, improvement of efficiency of heating capacity of combustion gases, automation of the control system.4 cl, 3 dwg

Equalising valve // 2557150
FIELD: construction.SUBSTANCE: group of inventions relates to valve building and is designed for equalisation of pressures in hydraulic networks of buildings, in which fluid medium flow rate is different and depends on a season. Equalising valve (1) with damper (2) has inlet (A) and outlet (B) and is installed after temperature-controlled element (3) connected to branch (4) of hydraulic network (5) with generally constant pressure (ΔP). The equalising valve is provided with measuring devices (7) of characteristic value of fluid medium circulating through equalising valve (1), position control devices (8) of damper (2) of equalising valve (1), data storage devices (11), in which internal and external parameters of equalising valve (1) are stored, and independent processing devices (10), which are designed so that automatic equalisation in branch (4) can be provided using magnitudes of characteristic value of fluid medium, which are obtained by means of measuring devices (7), control devices (8) and data stored in storage devices (11). There are methods for implementation of the above pressure equalisation operations.EFFECT: group of inventions is aimed at easy operation, accessibility for any user, saving of time during installation and funds during the service life.14 cl, 6 dwg

ethod for optimised functioning as to power of motor-driven pump with positive feedback // 2550293
FIELD: engines and pumps.SUBSTANCE: invention relates to a method for optimised functioning as to power of a motor-driven pump in a hydraulic system with at least one self-adjustable consumer. Predetermined head (Hsoll) of the pump is controlled depending on its volumetric flow rate (Q) according to the controlled basic characteristic curve, which is determined by means of pre-determined specified value (HK) of the characteristic curve. Volumetric flow rate (Q) pumped with the pump is determined, and its trend (δQ) is determined, and depending on volumetric flow rate (Q) and/or its trend (δQ) the specified value of characteristic curve (HK) is increased when volumetric flow rate (Q) is increased, or decreased when volumetric flow rate (Q) is decreased.EFFECT: invention is aimed at optimum matching of hydraulic power of the pump with its corresponding working point in a hydraulic system.21 cl, 13 dwg

Three-way valve // 2537658
FIELD: machine building.SUBSTANCE: valve has the housing 1 with input 3, output 4 and offtake branch pipes 5. Between internal hollow of the housing 1 and output 4 and offtake branch pipes 5 the seats 6, 7 are located. The housing 1 has a valve block with the valve trays 8, 9, installed on a rotary lever 10 with a possibility of contact of the tray 8 with the seat 6 in one extreme angular position of the rotary lever 10 and the tray 9 with the seat 7 in the other extreme angular position of the rotary lever 10. The axis 11 of the lever 10 is located between output 4 and offtake branch pipes 5 perpendicularly to the plain with the axes of these branch pipes. On the housing 1 fitting is installed, through which in parallel to axis 11 a movable rod of the valve block moving device passes The named facilities also contain the motion booster in the form of double-shoulder lever. The named rod from one end interacts with a heat head thruster, and from another one - with the smaller shoulder of the double-shoulder lever. The greater shoulder of the double-shoulder lever passes through a sealing element. The double-shoulder lever is spring-bias towards the side of pressing of the valve tray 8 to seat 6, adjacent to the output branch pipe 4.EFFECT: improvement of accuracy of temperature regulation, lowering of hydraulic resistance to the heat carrier flow and improvement of convenience of valve operation.5 cl, 3 dwg

ethod of minimising energy consumption in water heater with heat accumulator // 2525812
FIELD: heating.SUBSTANCE: present invention relates to a method of controlling the maintaining water temperature in the water heater with the heat accumulator controlled by the electronic regulator. The method of controlling the water heater with a heat accumulator in which water heating is carried out by the heating element, controlled by the regulator, which can bring the water temperature to a variable target temperature, and which comprises: defining moment (tONk; t'ONi) of the start of heating to ensure intakes (Pk; Pi) of water comprises the following stages: at short time intervals (δW) all the w intakes are accounted (P1, …, Pi, …, Pw), which moment of start (ti) falls on the specified time window (Δtw) immediately following the current moment of time, and the time window (Δtw) is selected based on the type of water supply system, for which the water heater (1) is designed, and is sufficiently extended to include the moment (ti) of start of all the intakes (Pi), which moments (t'ONi) of the start of imaginary heating presumably precede the moments (t'ON) which correspond to (i-1) preceding intakes (P1, …, Pi-1), at the said moment (ti) of start of intake which falls on the time window (Δtw), the same number of imaginary intakes (P'1, …,P'i, …, P'w) is constructed each of which has the same moment (tw) of start as the start moment of the corresponding real intake (Pi), and the initial temperature (T'set.i) of the imaginary intake determined by adding the initial temperatures (Tset1, Tset2, …, Tset (i-1)) of all water intakes accounted for the time window (Δtw) and preceding the intake itself (Pi), and the corresponding initial temperature (Tset.i) of real intake, on the basis of which each initial temperature (Tset1, Tset2, …, Tset (i-1)) is determined of the optimum temperature (Topt) of discharge according to the formula T'set.i=Tset.i+(Tset1-Topt)+(Tset2-Topt)+…+(Tset(i-1)-Topt), for each of the imaginary intakes (P'1, …, P'i, …, P'w) the moment is calculated (t'ONi) of start of imaginary heating according to the formula t'ONi=ti-(T'set.i-Tm)/VTh, on reaching the earliest of the moments (t'ONi) of start of heating the target temperature (Ttarget) is set at an initial temperature level (T'set.i) of the corresponding imaginary intake (P'i), at that it is understood that the upper limit of the said target temperature (Ttarget) is the maximum set temperature (Tset.max), and to achieve the earliest of the moments (t'ONi) of the start of heating the temperature is maintained (Ttarget) equal to the maintaining temperature (Tstand-by), and the said maintaining temperature (Tstand-by) is the temperature maintained at moments of time remote from the moments of the intake.EFFECT: invention enables in the planned mode to change with the passage of time the temperature in the water tank.29 cl, 4 dwg

Information-measuring and control system of optimisation of production and consumption of heat energy at distributed facilities of heat supply // 2525811
FIELD: heating.SUBSTANCE: essence of information-measuring and control system of optimisation of production and consumption of heat energy at the distributed facilities of heat supply comprises a first circuit with a heat source (gas boiler), a heat exchanger, a second circuit of the heat network, a temperature sensor in the straight pipeline of the first circuit, a temperature sensor in the return pipeline of the second circuit, a pressure sensor in the straight pipeline of the second circuit, a gas supply regulator, a gas flow sensor, a fan, an air temperature sensor, an air flow rate sensor, a temperature sensor of waste gases, a metre of produced heat energy, a multichannel microprocessor control unit of energy saving in production of heat energy, a memory unit, a control centre of receiving the information, a unit of control the combustion process in the boiler, a heat supply system, a control unit of heat energy consumption, and the first circuit with a heat source (gas boiler), the first output of which is connected to the input of the temperature sensor of waste gases and through the heat exchanger is connected to the second circuit of the heat network, is connected to the input of the temperature sensor in the straight pipeline of the first circuit, three outputs of the second circuit are connected to the inputs of the temperature sensor in the return pipeline, the pressure sensor in the straight pipeline, the metre of produced heat energy, the outputs of which are connected to the inputs of the multichannel microprocessor control unit of energy saving in production of heat energy, the output of the gas supply regulator by the of gas flow rate sensor is connected to the first input of the boiler, the output of the fan through the air temperature sensor, the air flow rate sensor is connected to the second input of the boiler, the outputs of the gas flow rate sensor, air flow rate sensor, air temperature sensor, temperature sensor of waste gases are connected to the inputs of the multichannel microprocessor control unit of energy saving in production of heat energy, the first output of which is connected to the input of the memory unit, the second output is connected to the input of the control centre of receiving information, the second, third, fourth inputs of the control centre of receiving information are connected to the outputs of the heat supply system by the control units of heat energy consumption, which fourth, fifth, sixth outputs of the second circuit are connected to the inputs of heat supply systems, the output of the control centre of receiving information by the control unit of the combustion process in the boiler is connected to the inputs of gas supply regulator and the fan. Thus, the information-measuring and control system of optimisation of production and consumption of heat energy at the distributed facilities of heat supply enables to optimise the process of production and consumption of heat energy at the distributed facilities of heat supply and to improve energy efficiency of operation of the presented facilities.EFFECT: enhancing the technological capabilities of the device by controlling a variety of distributed facilities of heat supply in order to increase their efficiency in accordance with the concept of best available techniques.1 dwg

Information and measuring system for monitoring of energy saving at production of thermal energy // 2520066
FIELD: heating.SUBSTANCE: information and measuring system for monitoring of energy saving at production of thermal energy includes the first circuit with a heat source (a gas boiler), a heat exchanger, the second circuit of a heat network, a temperature sensor in a direct pipeline of the first circuit, a temperature sensor in a return pipeline of the second circuit, a pressure sensor in the direct pipeline of the second circuit, a gas supply control, a gas flow sensor, a fan, an air temperature sensor, an air flow sensor, a waste gas temperature sensor, a produced thermal energy metre, a multi-channel microprocessor energy saving monitoring unit at production of thermal energy, a memory unit, a dispatch information receiving centre; besides, the first circuit with the heat source (gas boiler), the first outlet of which is connected to the inlet of the waste gas temperature sensor and through the heat exchanger is connected to the second circuit of the heat network, is connected to the inlet of the temperature sensor in the direct pipeline of the first circuit; three outlets of the second circuits are connected to inlets of the temperature sensor in the return pipeline, a pressure sensor in the direct pipeline, a produced thermal energy metre, the outlets of which are connected to inlets of the multi-channel microprocessor unit for monitoring of energy saving at production of thermal energy; the outlet of the gas supply control is connected by means of the gas flow rate to the first boiler inlet; the fan outlet is connected by means of the air temperature sensor, the air flow sensor to the second boiler inlet; outlets of the gas flow sensor, the air flow sensor, the air temperature sensor, the waste gas temperature sensor are connected to inlets of the multi-channel microprocessor unit for monitoring of energy saving at production of thermal energy, the first outlet of which is connected to the inlet of the memory unit, and the other outlet is connected to the inlet of the dispatch information receiving centre.EFFECT: invention allows optimising a thermal energy production process at distributed heat supply facilities and improving energy efficiency of operation of the presented items.1 dwg

Automated system to control coolant flow rate for heat supply of group of loads // 2516114
FIELD: power engineering.SUBSTANCE: control system includes a source of heat, supply and return pipelines, a unit of coolant flow rate control, comprising a flow rate controller and sensors of flow rate, temperature and pressure, installed on supply and return pipelines, a circulating pump, a heat energy processor, linked to sensors and the controller. To achieve the technical result, the unit of coolant flow rate control is equipped with sensors of temperature of external and internal air, at the same time the unit of coolant flow rate control, the circulating pump and the heat energy processor are installed on a load with higher thermal load, other loads of the system are equipped with sensors of coolant flow rate and sensors of internal air temperature, connected to the heat energy processor.EFFECT: control of heat consumption of a group of loads without installation of a full complex of automatics devices with preservation of the temperature mode, which are connected to heat networks of buildings, which makes it possible to save capital costs, service costs, saving of thermal and electric energy.1 dwg

Info-measuring and control system for heat production optimisation at heat supply structures // 2514586
FIELD: machine building.SUBSTANCE: first output of the first circuit with heat source, a gas boiler, is connected with discharge gas temperature gage input and, via heat exchanger, with heat network second circuit. Second circuit three outputs are connected with return pipeline pressure age, forward pipeline pressure gage, their outputs being connected with inputs of multichannel microprocessor unit for control over power saving control in heat power production. Gas feed controller output is connected via gas flow rate metre with boiler first inlet. Blower outlet is connected via air temperature gage and air flow rate gage with boiler second outlet. First output of said microprocessor unit is connected with memory unit with its second output connected to dispatcher data acquisition centre input. Output of the centre is connected via boiler combustion control unit with gas feed and blower controller inputs.EFFECT: optimised heat production and higher efficiency.1 dwg

Fluid distribution control system // 2508510
FIELD: machine building.SUBSTANCE: proposed system comprises at least two temperature control circuits 2, 3, 4. Pressure control unit 18, 19, 20 is arranged to simplify and to optimise power consumption in every circuit 2, 3, 4. Pressure control units 18, 19, 20 allow invariable pressure difference in appropriate circuit 2, 3, 4. Pressure control units 18, 19, 20 equalise pressure difference in all said circuits.EFFECT: power savings, better convenience.11 cl, 4 dwg

Heat radiator with high operating mobility // 2503894
FIELD: heating.SUBSTANCE: heat radiator with high operating mobility includes a dissipating element having supports for its connection to a wall. Supports include at least one hinge for supporting the dissipating element and providing it with possibility of turning between working position and maintenance position. Heat radiator includes passages in the form of flexible hoses for supply and discharge of heated fluid medium; besides, flexible hoses have articulated or swivel ends that have the possibility of being connected to a heating plant arranged in a house.EFFECT: possibility of cleaning a heat radiator and walls behind it.14 cl, 9 dwg

Automatic thermal energy production and usage control system // 2502923
FIELD: power engineering.SUBSTANCE: system performs automated remote control over parameters of a technological process. The automated thermal energy production and usage control system, comprising a control facility, a unit for determination of utilities consumption, an operator's control unit, a unit of automated object control, besides, it additionally includes an air flow sensor, a multi-channel microprocessor unit of power saving control, a sensor of waste gas temperature, a sensor of hot water temperature, a sensor of produced thermal energy, a dispatcher's centre of information collection, a consumer of thermal energy. Besides, the first output of the unit for determination of utilities consumption is connected with the first input of the control object, the first outlet of the air flow sensor is connected to the second inlet of the control object, the second outlet of determination of utilities consumption, the second outlet of the air flow sensor, the outlet of the waste gas temperature sensor, the outlet of the hot water temperature sensor, the outlet of the counter of produced thermal energy are connected with inlets of microprocessor blocks of power saving control, outlets of microprocessor units of power saving control are connected to inlets of the dispatcher's centre of information collection, outlet of the dispatcher's centre of information collection via the unit of operator's control is connected to the inlet of the unit of automated object control, the outlet of the block of object control is connected with the third inlet of the object of control, the first outlet of the control object is connected with the sensor of waste gas temperature, the second outlet of the control object is connected with the sensor of hot water temperature, the third outlet of the control object is connected with the counter of the produced thermal energy, the fourth, fifth, sixth outputs of the control object are connected with inlets of thermal energy consumers, outlets of thermal energy consumers are connected with inlets of the dispatcher's centre of information collection.EFFECT: possibility to efficiently interfere into a heat supply process and to maintain required level of safety.1 dwg

Valve with function δp (pressure difference) and flow limitation function // 2500956
FIELD: power engineering.SUBSTANCE: device to adjust and control the flow in heating and cooling systems, in which the flow is controlled with a complete valve, which is a combination of a differential pressure valve (5) and a flow control valve (6). In this device the design of the complete valve provides for flow/passage of water via that piping system, in which this valve is mounted. At the same time the levels of pressure difference P1 at the inlet (2), P2 in the intermediate chamber (4) and P3 at the outlet (3) are measured with metering nipples (27a and 27b), while the pressure difference of P2 and P3 during operation may be controlled.EFFECT: improved characteristics of a device.8 cl, 7 dwg

Radiator section // 2497049
FIELD: heating.SUBSTANCE: radiator section includes lower and upper headers 2 for heat carrier passage through radiator section and between radiator sections and a heat dissipating element in the form of a tube with fins, which are tightly attached to each other with a screw having a heat carrier passage hole; with that, screw head and sealing gasket are located in cavity of the header having a platform with a hole, and threaded section of the screw is screwed by a bonding agent or other sealing material into mating thread in the finned tube.EFFECT: improving operating reliability due to improved tightness, increased mechanical strength of a connection and repairability.1 dwg

Screen for radiators of heating systems // 2492393
FIELD: heating.SUBSTANCE: screen for radiators of heating systems, mounted on the radiator of the heating system, at least on the side facing the heated room, and having mounting holes and fixing means, at that it is adjacent to the surface of the radiator along its contour, is provided with at least one fan, at that the inner surface of the screen and the outer surface of the radiator form channels located between the fan and holes connecting the space between the radiator and the screen with a heated room.EFFECT: improvement room heating efficiency due to the total air heating as a result of radiant heating, the natural or forced convection, simplifying the design, manufacturing technology and mounting the screen of the radiator, reduction of its cost, the ability to use one embodiment of the screen for mounting both on the outer and the inner front sides of the water radiator, the ability of adjusting the intensity of heating the room due to changing the performance of the fans from 0 to a maximum, leakage monitoring of the radiator.8 cl, 27 dwg
 
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