Room air temperature through facade control device

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

 



 

Same patents:

FIELD: power industry.

SUBSTANCE: method of operation of open heat-supply system under which the system water is prepared at TPP and via the supply pipeline of the heat-supply system via the heating station is delivered to the heat and hot water supply system pipelines of the consumers; the system water temperature in the supply pipeline of the heat-supply system is adjusted at TPP depending on ambient temperature as per schedule of central qualitative adjustment without bottom brake of the temperature curve; the system water returned via the return pipeline of the heat-supply system is delivered to TPP; to ensure the required temperature of water delivered for hot water supply the system water is mixed, for this part of the system water from the supply and return pipelines of the heat-supply system is delivered to the mixer, additional heating of the system water supplied for hot water supply to the required temperature is ensured in the heat pump unit with difference that the heat pump evaporator in relation to the heating medium is connected in the supply and return pipelines of the heat-supply system; part of the system water from the return pipeline of the heat-supply system is delivered in the mixer via the condensate cooler.

EFFECT: increased economic feasibility of operation of the open heat-supply system, increased operation time of the heating medium unit due to use of heat potential of the system water from the supply pipeline.

1 dwg

FIELD: heating.

SUBSTANCE: entrance point of system for heat supply of building containing supply and return pipelines, elevator, gates upstream and downstream the elevator, and heaters characterized by the fact that on the internal surface of the expansion section of the elevator the curvilinear grooves are made located longitudinally from input to the expansion section of the elevator to its output, besides, at it output a round groove is made, connected both with curvilinear grooves, and with device for contamination removal.

EFFECT: possibility to maintain thermal-power rated parameters of the entrance point of system for heat supply of building upon long-term operation by exclusion of the contamination adhesion on the internal surfaces of the heaters.

2 dwg

FIELD: heating.

SUBSTANCE: invention refers to central heating and can be applied in construction, maintenance and technical operation of heat supply systems. Multipurpose heat supply system features sealed expansion tank with ventilation and through flow; heat exchange unit is installed in drain section before expansion tank, direct inlet is connected by shutoff double-bypass pipeline to pressure section, and reverse inlet is additionally connected to the drain section by shutoff bypass channel; shutoff suction pipe is connected to: expansion tank, internal flow space of which serves as hydraulic extension of the drain section, bypass pipeline between both of pipeline shutoff points, bypass channel between its shutoff point and the drain section, tapped with one end between shutoff point of suction pipe and pump and the other end connected to the drain section between drain section shutoff point and tank; pressure pipe is connected to: pressure section, drain section, bypass channel between channel shutoff point and reverse inlet; make-up medium suction is connected additionally by shutoff branch of make-up line to vessel containing reagent solutions used for maintenance of heat supply system.

EFFECT: extended functional capabilities of heat supply station.

1 dwg

Heat supply station // 2543465

FIELD: power industry.

SUBSTANCE: in a heat supply station containing supply and return pipelines of the heat supply station, supply and return pipelines of a heat consumption system, connected as per an independent diagram to pipelines of the heat network through a heat exchanger, a self-excited hydraulic impact generator installed in the return pipeline of the heat network and a pulse fan blower that is connected hydraulically to the return pipeline of the heat network on one side of an elastic diaphragm, and on its other side it is connected in series through inlet and outlet check valves to the supply or return pipelines of the heat consumption system; additionally, there installed is the second heat exchanger, the third check valve, two temperature controls with control elements, three hydraulic accumulators and gate valves. The first and the second heat exchangers are in-parallel connected as to heating medium with their inlets to the supply pipeline of the heat network and with their outlets to the self-excited hydraulic impact generator. As to heated medium, the first and the second heat exchangers are in-series or in-parallel connected between the supply and return pipelines of the heat consumption system. The third check valve, the first hydraulic accumulator and the first temperature control the control element of which is installed in the return pipeline of the heat network are in-series connected to the recirculating pipeline of the heat network, which attaches the outlet of the second heat exchanger as to heating medium and the supply pipeline of the heat network, into which in the heating medium flow direction there installed in the heat exchangers is the second temperature control with a control element in the supply pipeline of the heat consumption system and the second hydraulic accumulator. The third hydraulic accumulator is installed after the check valve of the pulse fan blower outlet; gate valves are installed at inlets and outlets of supply and return pipelines respectively of the heat network and the heat consumption system.

EFFECT: improving energy efficiency of a heat supply station for independent connection of the heat consumption system by implementation and use in it of pulse circulation of heating medium and pulsating circulation of heated medium.

2 cl, 1 dwg

FIELD: heating.

SUBSTANCE: cold water from water line under pressure created with a circulating pump having a possibility of provision of a water flow rate gradient in a near-wall area of the pipeline by means of a variable frequency drive is supplied to a water heater, in which heat exchange between cold water from the water line and water from a return pipeline of the heat supply network takes place. Then, the heated water is supplied to a hot water supply pipeline and after that to consumers; according to the proposed invention, cold water from the water line under pressure created with the circulating pump is supplied by means of a variable frequency drive of the circulating pump with water flow pulsation with frequency of 1-2 Hz and amplitude of 0.10-0.12 of nominal flow rate.

EFFECT: preventing formation of mud deposits on inner surfaces of a water heater and pipelines at operation of a heat supply station due to water flow pulsation.

1 dwg

FIELD: heating.

SUBSTANCE: control device for gas supply to the peak heat source comprises the first temperature sensor mounted on the output of the peak heat source that measures the temperature of the coolant, the second outdoor air temperature sensor, a gas supply regulator and the main controller, which inputs are connected to the said temperature sensors, and the output is connected to the gas supply regulator. The third coolant temperature sensor is mounted at the input of the heat exchanger from the side of the central pipeline, at that the main controller comprises a calculator, a rapid response unit, and a control unit of the gas supply regulator. The inputs of the calculator are connected to the outputs of the first and second temperature sensors, and its outputs - to the inputs of the rapid response unit, the outputs of which are connected to the third input of the calculator and the input of the control unit of the gas supply regulator, and the second input of which is connected to the output of the third temperature sensor, and the output of the second temperature sensor is connected to the additional input of the rapid response unit, and the rapid response unit is made in the form of a fuzzy model.

EFFECT: improvement of the accuracy of regulation of the coolant heating process , the temperature stability.

5 cl, 2 dwg

FIELD: heating.

SUBSTANCE: outlet of the circulation pump of recirculation contour is connected to the inlet of the flow channel for the return heat carrier of the thermoelectric generator housing, moreover, the "hot" ends of the set of differential thermocouples are located inside the flow channel for hot heat carrier, and its "cold" ends are located inside the flow channel for the return heat carrier.

EFFECT: reduction of energy consumption of heat supply due to the use of heat capacity of heat carrier for production of electrical energy required to power the checking circuit and automatic regulation by connecting the thermoelectric generator with direct and return line of the hot heat supply system.

1 dwg

FIELD: power engineering.

SUBSTANCE: heat exchanger assembly comprises housing with burner, nozzle or combustion chamber, heat exchanger with convection channels and combustion product discharge pipe. Note here that said housing accommodates characteristic air intake zone, zone of air feed to combustion zone, fuel combustion zone, zone of heat carrier heating by combustion products and cooled combustion product discharge zone. Zone of heat carrier heating by combustion products features total area of combustion product flow channel in heat exchanger of (6.0-8.6) cm2/1 kW of the power of burner, nozzle or combustion chamber. Zone of heat carrier heating by combustion products and cooled combustion product discharge zone are separated by throttling web to make the manifold with at least one hole, its area making (0.9-1.3) cm2/1 kW the power of burner, nozzle or combustion chamber. Note also that combustion product discharge zone is communicated with air intake zone via at least one ejection channel.

EFFECT: expanded range of heat exchangers.

5 cl, 8 dwg

FIELD: heating.

SUBSTANCE: proposed method is implemented with the help of heating unit. This unit is equipped with ICE, exhaust gas heat exchanger communicated with ICE, with heat pump. The latter incorporates compressor, cold and hot circuits and hot circuit heat exchanger. Heat pump hot circuit heat exchanger inlet is communicated with system outlet while its outlet communicates with exhaust gas heat exchanger. Exhaust gas heat exchanger outlet is connected with the system heat carrier inlet. Cold circuit is immersed in bubbler heat carrier to make an air chamber therein. Bubbler accommodates exhaust gas channel with outlet openings immersed in bubbler heat carrier. Exhaust gas channel is connected with exhaust gas heat exchanger outlet is connected with hot circuit inlet via compressor. Bubbler outlet makes the exhaust gas exit to atmosphere.

EFFECT: higher efficiency, reduced heat power losses.

3 cl, 1 dwg

Heat supply method // 2509958

FIELD: power industry.

SUBSTANCE: heat supply method, as per which on a heat source there performed is central qualitative control of total heat load of a water heat supply system as per a temperature chart. During a transient period of a heating season at positive ambient air temperatures there performed is central qualitative control of heat load of the heat supply system as per the temperature chart without any lower break. Some part of heat load for hot water supply of consumers is provided by means of local heat sources located immediately at consumers; with that, local temperature control of heat carrier supplied for hot water supply is performed.

EFFECT: improving reliability and economy of heat supply.

2 dwg

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

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

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

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

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

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

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

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

FIELD: heating.

SUBSTANCE: device has indicator panels which number is equal to time period of indication.

EFFECT: simplified design.

13 cl, 1 dwg

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