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Method of heat exchanger operation and heat exchanger 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. |
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Invention relates to high-temperature solar power plants with solar radiation concentrator and can be used in whatever industry that requires thermal power. Solar collector comprises heat-insulating case, solar radiation concentrators, heat exchanger and heat receiver consisting of heating surface. Said heating surface is composed of inverted regular truncated pyramids or cones made of material of high reflection ratio with mirror side surfaces. Note here that larger bases of pyramids or cones make outer surface while smaller bases are directed to heat exchanger via openings in heat-insulating ply between heat surface and heat exchanger. Note also that heat exchanger outer surface is made of material with high degree of blackness. |
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Composite condensation unit for cooling system Invention relates to a composite condensation system in which the water-cooled condenser, the cooling tower, the compressor, and many other control components are combined into a single unit of the composite condensation system, which enables to improve significantly the efficiency of its use. The method of creation of the composite condensation unit of the cooling system provides combination of condenser with water cooling, the cooling tower, the compressor and the control components located tier-like into a single unit, and the bottom-up steps are located as follows: on the lowest step there is the compressor and the control components; on the second step there is a water tank inside which the water pump is installed, as well as the level switch, and also the inlet opening for water with the solenoid valve for water; on the third step there is a refrigerant circuit located in a tray with a sieve bottom; on the fourth step there is a container with a porous wall and an air filter occupying the whole area of the wall; on the fifth step there are the cooling cells occupying the whole area of the step; on the sixth step there is a sprinkler for water; on the seventh, the outermost highest step there is a fan. |
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Group of inventions relates to a method for replacement of at least some part of air at least in some part of a building containing an inside room and a floor. The method involves supply of the first air volume from the first station to the inside room of the building or to space interconnected through the first air duct, and/or removal of the second air volume from the room of the building or from the space to the second station through the second air duct. Cross-section of the first air duct is reduced in the direction from the first end of the first air duct to the second end of the first air duct, and/or cross-section of the second air duct is reduced in the direction from the first end of the second air duct to the second end of the second air duct. A system of cubicles includes at least two sections of cubicles. A system of ventilation passages includes the first air duct, the second air duct, the first suction, pumping or blowing device and the second suction, pumping or blowing device. The first end of the first air duct faces to the second end of the second air duct or to the first end of the second air duct. The first and the second air ducts are located at some distance from each other or have a common wall. The system can be used for optimisation of total animal transportation distance so that the shortest possible distance of transportation is provided. |
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Exhaust flow control system and method Invention relates to control of an exhaust air flow in a ventilation system to eliminate vapours and air contaminants formed by kitchen stoves. A control method of the exhaust air flow in an exhaust ventilation system including an exhaust hood, with that, the method involves reception in a control module of a temperature signal of exhaust air, which represents the temperature of exhaust air near the exhaust hood, with that, exhaust air temperature signal is shaped by an exhaust air temperature sensor; reception in the control module of a radiation temperature signal representing kitchen stove surface temperature, which forms exhaust air, with that, the radiation temperature signal is shaped by a radiation temperature sensor; determination in the control module of the state of the kitchen stove based on the received exhaust air temperature signal and the received radiation temperature signal, including determination of radiation temperature fluctuation, control of exhaust air flow rate depending on the determined stove state, by generation of a control signal in the control module, by movement of a balancing damper or by changing the exhaust fan speed; with that, the state of the kitchen stove includes a Food Preparation state, a standby state and a disengaged state, and it is determined that the kitchen stove is in the Food Preparation state if the radiation temperature fluctuation is determined and the radiation temperature is higher than the pre-set minimum radiation temperature; it is determined that the kitchen stove is in the standby state when it has been determined that there is no radiation temperature fluctuation, and it is determined that the kitchen stove is in the disengaged state when it has been determined that there is no radiation temperature fluctuation and radiation temperature is lower than the pre-set minimum radiation temperature. Besides, a system for the method's implementation is described. |
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Heat exchanger of hidden heat of condensation boiler Heat exchanger of hidden heat of a condensation boiler, which includes a heat exchanger of sensible heat, which absorbs hidden heat of water vapour contained in a combustion product, subject to heat exchange by means of the heat exchanger of sensible heat, an outlet hood for removal of the combustion product flowing through the heat exchanger of hidden heat, and a water condensate outlet for removal of the water condensate generated by the heat exchanger of hidden heat; with that, the latter is made so that the combustion product generated by a burner flows through the heat exchanger of sensible heat, ascends vertically to the heat exchanger of hidden heat, descends in an inclined manner to the outside at a sharp angle from horizontal plane, and is subject to heat exchange by means of the heat exchanger of hidden heat, ascends vertically and is exhausted to the outlet hood. |
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Energy-efficient solar collector Energy-efficient solar collector (ESC) refers to renewable energy sources, in particular to solar energy, and is designed to absorb solar radiation, convert it into thermal energy in order to supply hot water to residential and non-residential buildings of different purpose. The purpose of invention is to improve the efficiency of solar energy use, reduce the thickness, reduce the weight and prime cost of ESC. |
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Invention relates to heater with heating surface oscillated by solenoid built in the heater. Said solenoid is supplied by common power supply circuit while heating surface rests on solenoid case via resilient suspensions. The latter allow said surface oscillate relative to solenoid case. |
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Blower for heat tunnel of packing line and blower impeller Blower comprises an electric motor attached to the upper wall of a heat tunnel case with the motor flange being coupled with the upper wall 1 by bolts, and an impeller 3 coupled with the electric motor 2. The longitudinal axis of the electric motor and its shaft 4 is set vertically in respect to the longitudinal axis of the heat tunnel, one end of an extender 5 is connected immovably to the shaft, with the possibility of vertical alignment, the other extender end is fitted by an impeller 10. A hot air pressure blower 13 made as a box and fitted with holes in its lower wall is installed on the lower case wall, the impeller 10 is set in the cavity of the pressure blower 13 which is communicated with the blower air ducts 18 attached to the side case walls. Each air duct 18 is provided with holes directed to the side of the horizontal surface of a conveyor, the extender is set in the holes of the upper and lower case walls. The impeller comprises a round metal disk with blades, the end of every blade is inclined to the radial plane and has a root zone, a middle zone and an end zone along its height. The blade in its cross section is twisted around its symmetry axis in opposite directions so that its cross section is of a zigzag form. The blade twist angles in the section set closer to the blade root zone at the distance of 1/3 of the blade height fall within the range from 45° to 90°, and the blade twist angles in the section set at the distance of 2/3 of the blade height fall within the range from 15° to 45°. Each twist angle is placed between a tangent passing through the midpoint of the blade and a tangent passing through the extreme point of the blade. |
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Device for heating and/or hot water supply 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. |
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Blowing ventilation valve consists of a box tightly enveloping the window frame. One part of the box enveloping the window frame protrudes outside the building, has an inlet opening into which the filter and the air intake grid are mounted. The second part of the box enveloping the window frame protrudes inside the building and has an outlet opening. The main part of the box has an opening which is closed by a lid. Between the inner cavity of the box, the inlet and outlet openings of the parts enveloping the window frame there are jumpers, in which there are also correspondingly inlet and outlet openings. Inside the box an adjustable shutter is mounted, which is pressed against the surface of the box and the jumpers by the pressing plate and the springs. The adjustable shutter can move in the gap between the surface of the box and the pressing plate, while simultaneously opening or closing the inlet and outlet openings of the jumpers of the box. On the inner surfaces of the lid and the pressing plate the plates of noise-absorbing material are mounted. |
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Contact-surface water heater comprises cylindrical body with contact chamber, above which water distributor connected to the pipeline of network water supply with control valves is installed, as well as super furnace disc located inside the housing, radial furnace chamber and annular water heat capacity installed around the chamber with central hot-water tube, consisting of two spherical surfaces connected by sleeve. Radial boiler tubes arranged horizontally in spherical surfaces are combined by vertical boiler tube, located in the central hot-water tube. Water heating coil with inlet and outlet pipes, located in the middle part of the body, is installed in water heat capacity. |
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Invention relates to wind industry and can be used in heating and hot water supply systems of residential and industrial buildings. Friction heat generator comprises vertical cylindrical body with lid and bottom, drive shaft, cold water inlet manifolds and hot water outlet manifolds, movable disc at the bottom with blades and stationary disc. Pipe rigidly put on the shaft has rocker arms on the top attached to it from both sides, and cantilever beams at the bottom, supported by disc. Disks are attached at the bottom on both sides of cantilever beams, vertical rods attached to them come out from their centre. These rods have discs with blades and discs with hollow rings around them, which are put loosely on them. Rods are fixed at the top in the sleeves attached to the rocker arms. |
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Invention relates to heating equipment, particularly, to water heater incorporated with heating system and hot water supply. Windmill heat generator comprises cylindrical housing with cover and bottom and cylindrical horizontal partition accommodating thrust bearing and journal-and-thrust bearing. Vertical shaft runs in said bearings and is equipped with coupling fitted from above to receive power from windmill, rotary vane element being secured thereto from below. Cold water inlet pipe is fitted inside the housing, at its bottom, while hot water discharge pipe is arranged at its top section connected with cold and hot water supplies, respectively. |
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Wind friction heat generator comprises cylindrical housing with lid and bottom, drive shaft and fittings of cold water inlet and hot water outlet at the top right side of the housing. Drive shaft under the lid has a flange rigidly connected in the bottom with flange of screw, and from sides with plate, having openings for connection of peripheral screws to it. The centre screw at the bottom has opening in which the axle rigidly connected with movable disc attached on the bottom, is installed on the sliding key. Peripheral screws at the top are freely located with clearance of 1.5-2.0 mm in the openings of plate and at the bottom have discs attached to them, contacting with annular disc attached to the bottom. All screws at the bottom are combined by hollow ring filled with heat accumulating material of phase transition, and their surface has the raised roughness. |
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Invention relates to heat power engineering, particularly, to process water heaters and to heating of industrial structures. Proposed water heater comprises cylindrical housing with contact chamber arranged at top section thereof, water distributor located there above and connected to cold water feed pipe, furnace and gas burner. Central strut with perforated discs is mounted at the housing mid part and secured by its lower part in spider and to apron rigidly secured along generatrix inside the housing at angle α (40÷45). Struts with perforated discs are secured at apron edges and attached in tiers. Strut top ends are interconnected by stiffness arcs arranged under adapter. Hot air tank is located inside the housing, at its bottom. Gas burner is arranged at the right. Branch pipe communicated with consumer is located at the left. Level gage electrically connected with water feed control valve. |
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Thermal and electric energy generation device Invention relates to heat power engineering, and namely to thermal and electric energy generators. The invention can be used for heating of liquid heat carrier with a heated medium circulation system. A thermal and electric energy generation device includes an external mechanical linear actuator, a magnetic system with an annular gap, in which there is homogeneous magnetic field, and a current-carrying winding (coil) moving in homogeneous magnetic field of the annular gap, with electric current passing through the winding, which is heated at its back-and-forth movement in homogeneous magnetic field of the annular gap of the magnetic system due to electric current passing through it. The heating winding is made of a current-carrying tube in the form of a spiral, inside which heat carrier circulates. The heating winding can be short-circuited to provide maximum removal of thermal energy or with a gap, to which payload fed with electric current passing through the winding and the load is connected. |
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Invention is related to electric engineering, in particular to electric heaters and methods of their manufacturing and use for heating. A concrete heating method includes an installation in the concreted structure of an electric heater. An imbedded pipe is used as a case for the electric heater, the pipe is filled by a heat-conducting fluid, a heating element is submerged into the heat-conducting fluid and a fastening rod is formed on the case of the heating element while it is being submerged to the heat-conducting fluid. The electric heater comprises the case, the heating element with a terminal to be connected to the mains, and a heat absorbing material. The inductive heating element contains a magnetic core. The method for manufacturing of the inductive heating element includes installation of an inductance coil at the magnetic core. |
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Device for steam treatment of air In proposed device for steam treatment of air, comprising the mixing chamber, the heater and the irrigation unit, the two stages are provided. The first stage is a multifunctional device with counter swirling flows and is designed to remove dust from the recirculation air coming from the room and having a positive temperature, and for air humidification. And comprises the housing with a container for collecting fluid, in which the pump with the filter is placed for recirculation of the fluid through the pipeline and delivering it to the irrigation unit, which is made in the form of at least two circular tube collectors with the uniformly distributed over the internal surface centrifugal injectors. In the lower part of the housing there is a lower inlet pipe, and in the upper - the upper inlet pipe. In the nozzles there are respectively lower tangential whirler and the upper tangential whirler. The exhaust pipe connects the first stage of the device to the second stage of the device, adapted for mixing the air streams coming from the first stage with the stream of outside air. The second stage of the device is made in the form of heat and mass exchange device of mixing and comprises an inlet pipe of the mixing chamber, to the centrifugal mixing chamber, the diffuser, the confusor, the untwister, the outlet pipe. The housing of each of the nozzles is formed with a channel for supplying fluid and comprises a coaxial and rigidly connected with it sleeve with the nozzle fixed to its lower part which is made in the form of a cylindrical two-stage sleeve, which upper cylindrical stage is connected by a threaded connection to the central core consisting of a cylindrical part and a hollow cone coaxial with it mounted with an annular clearance relative to the inner surface of the cylindrical sleeve. An annular clearance is connected with at least three radial channels made in the two-stage sleeve that connects it to the annular cavity formed by the inner surface of the sleeve and the outer surface of the upper cylindrical stage. The annular cavity is connected with the housing channel for supplying fluid, and the sprayer is rigidly attached to the cone in its lower part by a screw, which is made in the form of a circular end plate, which edges are bent towards the annular clearance between the nozzle and the hollow cone. On the lateral surface of the cone at least two rows of cylindrical orifices are made, with axes lying in planes perpendicular to the cone axis, and in each row at least three holes are made. The axes of the orifices of one row are offset relative to the axes of orifices of another row at an angle lying in the range of 15°÷60°, and on the inner surfaces of the cylindrical orifices formed on the lateral surface of the cone with axes lying in planes perpendicular to the axis of the cone, there are screw grooves. |
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High-frequency current heating device Invention relates to a high-frequency current heating device with a heater. The high-frequency current heating device includes a heating chamber, into which a heating object is placed, a rotating turntable made on lower surface of the heating chamber, onto which a heated object is arranged so that it can be rotated, a high-frequency current heating section that heats up the heated object that is arranged in the heating chamber, a circulation fan casing arranged above the upper surface of the heating chamber, the first heater for heating of the heating chamber, which is located inside the circulation fan casing, a circulation fan to provide the heating chamber with heat from the first heater in the form of hot air, which is located inside the circulation fan casing, inlet air holes for drawing the air inside the heating chamber by means of rotation of the circulation fan, which are made at the front on the right side on upper surface of the heating chamber, outlet air holes to supply the air to the heating chamber by means of rotation of the circulation fan, which are made at the back on the right side on upper surface of the heating chamber, the second heater for heating of the heated subject, which is located on the left side of upper surface of the heating chamber and installed at an inclination angle in the backward direction above upper surface of the heating chamber, at least one radiation hole made on upper surface of the heating chamber under the second heater and passing at an inclination angle in a backward direction on the left side of upper surface of the heating chamber; with that, radiation heat is supplied diagonally from the heated subject side, a reflector made around the area above the second heater, an insulating panel closing from above the first heater and the second heater for hot air isolation from the first and the second heaters, a convection unit including inlet air holes and outlet air holes to provide hot air circulation in the heating chamber; with that, the first and the second heaters are located relative to each other on upper surface of the heating chamber, and inlet air holes, outlet air holes and radiation holes are located in places out of the centre of the heating chamber. |
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Invention relates to water heating equipment, i.e. to decentralised heat supply and hot water supply plants of domestic, production and public buildings. A gas heating module consists of a metallic housing filled with water. A U-shaped heat generating element with a burner assembly is located inside the above housing. The gas heating module also consists of a gas and air supply system, a gas duct, a flash tank, and connection pipes for water, water drain in case of repair. The convective part of the U-shaped heat generating element is made of two gas ducts of rectangular section. Steel cylindrical studs are welded to two opposite side walls of each of the gas ducts in a staggered order across flue gas flow. Oppositely installed rows of studs form double rows at assembly of gas ducts. |
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Solar collector panel and system of solar collector panels Invention relates to solar power engineering. Solar collector panel is composed of laminated structure including at least one first (7) and one second (6) laminated bodies, congruent or, in fact, congruent. These are arranged in parallel or, in fact, in parallel, and spaced apart. Note here that surface of first plate body (7) that faces second body (6) has absorbing properties. Second laminar body (6) is either translucent or opaque and made of, at least, one low-emission material. Seal is arranged between said first and second laminar bodies (7) and (6) to make them spaced apart. Besides, this seal allows fluid circulation between said bodies. Also, said laminar structure has at least one inlet and at least one outlet. One or more web-like channels are made between said bodies (7) and (6) with longer sides attached to first body (7) or to second body (6). Said inlet or outlet is located on the surface of second laminar body (6). |
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Fuel combustion consists in fuel feed to fire-box, fuel ignition, air feed to fire-box, afterburning of fuel with additional air feed with the help of heat energy accumulator and heat power takeoff. Note here that gases from combusted fuel flow via ascending labyrinth gas duct. Gases with particles not combusted completely in inclined part of said duct are forced by ceramic units of heat power accumulator and afterburnt. Note here that air feed fro afterburning is performed at approach of gas flow with particles not combusted completely to heat power accumulator. Note that gas flow with particles not combusted completely is forced via clearances along and between heat power accumulator ceramic units and surfaces of ledges made at housing rear wall and L-like ledge at the web. |
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Invention relates to electric devices in which water is heated. An electric water heating system with limited scale depositing comprises a water-receiving tank limiting the inner accumulation space for the water being heated. The water stored in the said inner accumulation space can be heated by an electric heating element set in this inner accumulation space. Additionally an anode element and a cathode element are provided which are connected or made able of connecting to a DC power source in order to create the potential difference between the cathode element and anode element. The cathode element is installed in the inner accumulation space near the heating element. The proposed water heating system can be implemented in kettles, coffee makers, irons and washing machines. |
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Heat exchange panel and method of its assembly For the purpose of water heating by solar radiation, a heat exchange panel with absorbing coating is put in a heat insulated casing with the glass through which the sun light reaches the surface of the panel, heats it and an attached pipe with a heat carrier, the heated heat carrier is delivered by the said pipe to the accumulation tank of a user. The heat exchange panel and method of its assembly comprises elements made from aluminium profiles with a heat carrier pipe being inserted in them, the flat surface of the aluminium profile of the heat exchange panel is fitted by V-shaped longitudinal grooves 0.5 mm wide and deep with the pitch between the centres of 10 mm and is coated by heat-proof paint diluted by a solvent, and the aluminium profile elements are made on the opposite sides with the edges forming a closed loop around the heat carrier pipe when one element is jointed with another, being a part of heat conducting section of the panel and ferruling it due to some structurally specified tension. Circulation of the heat carrier in the loop provides for the accumulation of hot water due to cooling of the heat exchange panel. For the purpose of maximal efficiency of the process it is necessary that the heat exchange panel is of minimal heat capacity but at the same time transfers heat to the heat carrier as fast as possible. The above is implemented in the proposed invention by manufacturing of the heat exchange panel from the material with good thermal conductivity - aluminium - and by the optimisation of the panel's heat conducting section for better heat contact with the heat carrier pipe. |
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Tube-type heating radiator with horizontally set element Invention refers to heating equipment, namely to water heating systems. The proposed radiator is demountable and consists of tubes of any cross-section, the number of tubes can be from 1 to 6, note that if the number of tubes is more than one, it must be even; two plates with through milled ports for the tube profile - a left one and a right one - are rigidly fixed to the tubes, the number of the milled ports matches the number of tubes, the said structure is then fitted by attached side covers with milled channels which provide for circulation process, the side covers are fitted by threaded holes to connect the radiator to the heating system, there are two holes in each cover; additionally if the number of tubes is more than one, an insertion is placed inside the upper or lower tube, it is a tube of lower diameter, threaded on one end, which is screwed into the threaded hole made in the cover and locked by a nut, the cover hole is fitted by a plug depending on the heat carrier movement loop. |
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Method of converting solar energy into chemical and its accumulation in hydrogen-containing products Invention can be used in the chemical industry, in systems producing fuel for transport and in stationary power plants. A method of conversion of solar energy into chemical and its accumulation in hydrogen-containing products includes production of a biomass with application of solar energy, which is subjected to reaction of vapour-oxygen catalytic conversion with obtaining reaction products, containing hydrogen and carbon dioxide. The obtained products are supplied into high temperature electrochemical process to obtain synthesis-gas and oxygen. The obtained synthesis gas is used to obtain hydrocarbons on catalysts in the Fischer-Tropsch process, with oxygen being returned to the beginning of the process for conversion. As a working body used is water, which being heated with synthesis gas is evaporated under pressure in the range from 0.1 to 7.0 MPa and directed to a turbine to produce mechanical and/or electric energy for a heating agent. |
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Steam generating method and device for its implementation Invention refers to design of furnaces and superheated steam generation method and can be used for furnishing of bath houses of stationary and mobile types, as well as for heating of domestic and production facilities. The steam generation method consists in steam generation at contact of steam-generating liquid, mainly water, with warmed-up heat exchange material; with that, for evaporation of steam-generating liquid and obtaining steam there used is coarse-particle heat exchange material, mainly stones of natural origin, and devices with developed heat exchange surface, which are made preferably in the form of cassettes containing a number of plates installed with an axial gap; besides, the above devices are arranged inside coarse-particle heat exchange material. Steam-generating liquid is supplied to coarse-particle heat exchange material and inside devices with developed heat exchange surface. Besides, a device for implementation of the above method is described. |
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Device for heating of water contained in reservoir Device for heating of reservoir water, which consists of a burner unit, a U-shaped flame tube arranged in the reservoir, a stack the base of which is located in close proximity to the burner unit outside the reservoir, is provided with turbulisation rings inside the flame tube; in addition, a shelter adjacent to the reservoir is installed, in which the burner unit and the stack base is arranged; a tube forming an annular channel together with outer surface of the stack wall passes through the shelter roof; vertical plates with openings in lower part for water passage are installed on side of the flame tube. |
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Furnace fuel combustion method, and furnace for implementation of above said method Method of fuel combustion in a furnace, preferably a domestic one containing a housing with a door with an observation glass for fuel loading, in which there are channels for air supply to the combustion chamber with a combustion zone, channels for removal of fuel combustion products from the combustion chamber, a stack for removal of combustion products, consists in laying of fuel in the furnace combustion zone with further fuel ignition, its burning with heat emission, obtaining immediately combustion products themselves with further extraction of heat from combustion products by their warm-up of heating elements of the furnace and removal of the above combustion products through the stack; with that, in the furnace door frame there installed is a panel, by means of which cross-section of the frame is divided at least into two parts; with that, an upper cavity formed with the frame and the above panel is connected to the combustion zone and used for laying of fuel, mainly firewood, and the lower one is connected to the combustion zone, thus forming the main channel for air supply to the combustion zone; with that, a gap is formed by means of the above panel together with the observation glass, where the above gap serves as the first channel for air supply to the combustion zone from the cavity of the main channel. On the other panel end opposite to the above channel, preferably at the point of its attachment to the furnace housing, there made are through channels, by means of which the cavity of the main air supply channel is connected to the combustion zone so that the second air supply channel to the combustion zone is formed. With that, the third air supply channel to the combustion zone is made in the lower part of the furnace. The cavity of the above channel is connected on one side to the cavity of the main air supply channel and on the other to lower part of the combustion zone cavity, preferably via channels at the fuel laying bottom; with that, fuel is laid in the furnace combustion zone so that a gap is formed, preferably a guaranteed one, between fuel and combustion zone walls, at least on one side, preferably two, which are opposite located, there ignited is upper part of formed fuel volume, with that, at the initial time interval for air supply to the combustion zone there preferably used is the first channel; the first and the second channels are mainly used at burning-out of the fuel to the specified level, preferably half of the fuel level, and the third channel is preferably used at completion of the burning process. The obtained main flow of combustion products is divided at least into two additional intermediate flows by installing on the way of the above main flow of a profiled screen with openings, preferably in its peripheral zone, and the obtained additional intermediate flows are directed through the above openings to furnace walls; after that, mainly each additional intermediate flow is turned and passed along the furnace walls in its part located in close proximity to the tube. Additional intermediate flows, preferably all of them, are turned at least once towards each other and each flow obtains rotational movement, preferably along the spiral; then, additional intermediate rotating flows are mixed between themselves and the formed main rotating flow is directed to the stack. Besides, a furnace for implementation of the above method is described. |
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Steam generating device installed mainly into a bath-house furnace includes a steam-generating liquid reservoir with inlet and outlet branch pipes, which has upper and lower bases and a side wall and is made preferably in the form of a hollow cylinder. The outlet part of the inlet branch pipe for supply of steam-generating liquid inside the above reservoir is arranged in lower part of the above reservoir, preferably on the lower base, and the inlet of the inlet branch pipe is located above the upper base. The inlet part of the outlet branch pipe is located on the upper base, and the outlet branch pipe is made in the form of a spiral, and mainly of an Archimedean spiral. Diameter of turns of the above spiral is made so that installation of the above spiral onto a heating element of the furnace, mainly on the furnace stack, is provided. |
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Information and measuring system for monitoring of energy saving at production of thermal energy 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. |
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External air conditioning module This invention relates to an external air conditioning module containing the main housing and a unit of electrical parts, a fan motor, a compressor and a capacitor, which are placed in the main housing. The unit of electrical parts means a cover plate of a distribution unit, a distribution unit and a mounting plate, on which all electrical parts and a radiator is installed. The mounting plate is located in the distribution unit; the cover plate of the distribution unit is installed in upper part of the distribution unit, and a protective unit is located between the distribution unit and the fan motor. According to this invention, the protective unit is located in the external air conditioning module between the distribution unit and the fan motor and isolates the distribution unit from the motor. Besides, inside the distribution unit there installed is a support stand to support the mounting plate and a support cushion to maintain a radiator; and the distribution unit has an accommodating compartment; with that, one side of the mounting plate with electric parts and the radiator, which are installed on it, is located in the downward direction and installed in the accommodating compartment. |
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Invention relates to a thermal storage system. The thermal storage system includes at least one thermal reservoir and at least one thermal energy transfer device having the possibility of transferring thermal energy at least from time to time and at least from one first section of the thermal reservoir to at least one second section of the thermal reservoir. At least one of the above thermal energy transfer devices represents an active thermal energy transfer device. Thermal reservoir has an outlet hole with separation into two supply lines, one supply line of which is connected to a low-temperature part, and the other supply line is connected to high-temperature part of the active thermal energy transfer device. The invention also relates to a thermal reservoir energy distribution variation method, at which thermal energy is supplied at least from one first section of the thermal reservoir to at least one second section of the thermal reservoir. |
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Invention relates to ventilation and can be used in civil buildings. A microclimate assuring system includes wind generator 1 with transmission 2, braking system 3 and blades 4, which is adjacent to receiver 5 connected on one side to pneumatic starting motor 6 connected to wind generator 1, and on the other side through supersonic tube 7 of temperature stratification, ambient air intake device 8, air filter 9 for cleaning of air to fan 10 adjacent to electric motor 11, air duct network 12, throttle valve 13, and air distributing devices 14. |
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Heat pump unit that is operated on low-temperature working medium - carbon dioxide on the cycle for Lorentz, comprising a compressor, a drive electric or gas turbine engine, heat exchangers to produce heat-carrying medium, an evaporator of the working medium and the low-grade heat source, at that the compressor performs multistage compression of the working element, which after each compression stage is partially removed from the compressor and by means of heat exchangers is used for independent heating heat-carrying mediums, and the working medium flows cooled in the heat exchangers, having different pressures, are incorporated into a joint flow entering the evaporator of the heat pump unit, which is provided by the pressure equalisation through the throttle valves. |
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This invention relates to a fan intended to create a warm air jet in a room, at an office or under other living conditions. A fan nozzle intended to create an air jet and containing an internal channel meant for reception of an air stream, and an outlet section intended to eject the air stream; with that, the nozzle determines and envelopes a hole through which the air stream leaving the outlet section has the possibility of taking the air from outside the nozzle; in addition, the nozzle includes an air heating device that is located at least partially inside the internal channel of the nozzle and at least some part of which is located around the hole. |
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This invention relates to a fan intended to create an air jet in a room, at an office or under other living conditions. A floor-mounted fan for creation of an air stream, which contains a base, in which there located is an impeller, a motor intended for impeller rotation to create and air stream, and a diffuser located downstream of the impeller; an air outlet device; a telescopic tube located between the base and the air outlet device and intended for movement of the air stream to the air outlet device; and a device intended for direction of the air stream ejected from the diffuser to the tube; with that, the air stream directing device includes many blades, each of which is intended to direct the corresponding part of air stream ejected from the diffuser in the direction to the tube. |
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Disinfection method of plenum ventilation and air conditioning systems involves supply of disinfecting agents in the form of aerosol to plenum ventilation system outlets. For the period of sanitary processing, plenum ventilation system is wholly changed over to the plenum ventilation operating mode owing to changing rotation direction of a fan impeller, or owing to changing connection points on a fan of suction and delivery branch pipes, or owing to using portable vacuum plants with plugs, and aerosol of disinfecting agent is fed to ventilation system outlets. Group of inventions also refers to a version of the above method, according to which the plenum ventilation system is changed over in parts to plenum ventilation operating mode by means of portable vacuum plants and plugs in order to perform disinfection. |
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Solar radiation concentrator (versions) Invention is used to produce electricity by concentrating solar radiation for its subsequent conversion to electricity. The solar radiation concentrator comprises a tubular housing, at least a part of which is made transparent, a focusing element such as a reflective film 2, an energy transducer 3, and also the focusing element positioning system depending on the sun position. The reflective film 2 on its perimeter is secured inside the casing in the form of an inflatable balloon 1. The balloon 1 is placed with the ability of free rotation inside the hollow housing 9 with a gap relative to its inner surface with the ability of filling the said gap at its lower part with the liquid, and the positioning system is made with the ability to rotate the casing. In the second embodiment of invention, the housing is missing, the balloon is placed on one surface of the water reservoir. |
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Built-in heating unit of water heater with heat accumulator Invention relates to heat power engineering and can be used in water heaters for domestic water supply. The essence of the invention consists in the fact that an additional heating unit for heating water in a tank (1) of a water heater with a heat accumulator is intended to be set inside the said tank, is switched on at each water consumption action, heats the water inside the said additional unit only and comprises a chamber, an inlet branch pipe leading to the said chamber, an outlet branch pipe leading out of the said chamber, electrical resistance set inside the said chamber and controlled by a flow metre when the water is needed. Additionally a water heater with a heat accumulator is proposed. It comprises a storage tank, heating units for heating the accumulated water in the said tank, a temperature control unit for the water accumulated in the said tank and the said additional heating unit. |
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Electric heat accumulating heater Invention relates to power engineering and can be used for heating and temperature control. An electric heat accumulating heater comprises a casing, heat accumulating substance and an electric heater connected to a power supply source. Novelty is that the electric heater is made as a conductive layer interacting with a movable electrode and comprising carbon nanomaterial above which a heat accumulating dielectric layer is provided. The device is characterised by highly efficient heat accumulation and possibility of changing the power with the step of 2 W and a wide control range from 10 W to 20 W. |
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Method of air heating in mines Combustion gas is used as a heat source for air heating, burned in a shaft in air flow coming into a mine; at that, the inside surface of a shaft during gas combustion is covered with heat-insulation non-combustible heat-reflective coating, and consumption and temperature of air supplied to a main are measured for calculation of consumption of combustion gas. Application of the proposed method allows for increasing efficiency of heating of air supplied to a mine and reducing costs for creation of favourable microclimate at work places. |
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Invention relates to power engineering and can be used for heating water in housing and utilities sector and in agriculture. Essence of the invention consists in the fact that the acceleration bush of a heat generator is made as a set of concentrically embedded fixed bushes with radial gaps, the bush is installed in a water heating device comprising an operating network pump, feeding and return pipelines with shutoff valves providing for interaction of the heat exchanger with the heat generator which includes at least one casing fitted by a cylindrical part made as a vortex tube with a braking unit being set at the base of the casing and its other side being connected to the end face side of a fluid accelerator which is made as a volute connected to the pump and fitted by the acceleration bush set coaxially to the vortex tube axis line and connected to the discharge tube of the pump by a channel. |
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Reduction air nozzle for high-discharge ventilation systems Invention relates to ventilation and simultaneous conditioning of buildings. The nozzle according to the invention for air supply into premises ventilated with air under high pressure has substantially the form of a short cylinder and a chamber arranged in its centre for air inlet with cylindrical side lining, equipped with holes, surrounded in direction of the cylinder radius by at least two chambers of air pressure decrease filled by air impermeable material. At the same time chambers of air pressure are separated from each other by cylindrical shells equipped with holes. |
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Improved controller of air flow In the invention an air flow controller is designed for passage in the shaft, comprising a louver plate made as capable of rotating to the set position, which is in the range from the closed position, in which the louver plate limits at least some path to the open position, in which air may freely flow in the path; and a connecting mechanism to rotate the louver plate, besides, the connecting mechanism includes a mechanism of a displacement stand, which is only put in action to rotate the louver plate in the open position, when the specified air flow is achieved, and supports the louver plate into its set position after the air flow is less than the specified air flow, at the same time the mechanism of the shifting stand is made as capable of movement with the connecting mechanism when not put in action. |
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Method of fan concentration of solar power and device for its implementation Invention relates to agriculture, in particular, to methods and devices for providing energy to remote agricultural facilities not equipped with stationary energy supply. The method of fan concentration of solar power lies in fan concentration of solar irradiation, and the concentrated irradiation with one concentrator with a mirror reflector is transmitted to the next one. The device of fan concentration of solar power comprises paraboloidal concentrators with mirror reflectors in focus. Summation of the energy of solar irradiation is carried out by fan set of the predetermined number of concentrators with mirror reflectors in focus. The predetermined receiving power of solar irradiation is obtained by calculation of the required number of fan concentrators. |
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Water-heating solid-fuel boiler Chamber of afterburning of combustible gases is installed downstream a loading hopper for fuel and is separated from a loading hopper by a vertical partition with a throughput hole in the lower part of the partition. The specified boiler comprises a mechanism of air supply into the loading hopper for fuel, a throughput channel for smoke gases, a gate valve for smoke gases overflow, a heat exchanger in the form of a reservoir, adjoining external surfaces of the loading hopper for fuel and an afterburning chamber for combustible gases. The throughput hole is arranged at a certain distance from the level of a fire grate, making it possible to perform a thermochemical reaction to combine air oxygen with fuel carbon in a layer of wood coal. The heat exchanger is made as increasing in volume by a unit of height, starting from the level of the fire grate and above. In the zone of largest volume of the heat exchanger per unit of height flue pipes run through the heat exchanger, which connect the gas afterburning chamber with the throughput channel for smoke gases. |
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Device for orientation of solar energy receiver Device for orientation of a solar energy receiver comprises a mechanism of orientation by zenith and a mechanism of orientation by azimuth, comprising a reservoir with a working liquid, according to the solution the reservoir is made as cylindrical and is equipped with an azimuthal guide block, representing at least one helical slot, made on the inner surface of the reservoir, the mechanism of orientation by azimuth comprises a shaft with splints, arranged along the axis of symmetry of the reservoir, a float fixed on the slot as capable of movement along splints, a bellows with permanent difference of levels of inlet and outlet holes, fixed on the float, at the same time the inlet hole is submerged into a working fluid, and the outlet hole is removed outside the limits of the reservoir, on the side surface of the float there is at least one cross beam of the azimuthal guide block fixed with a roller at the end, arranged in the helical slot of the reservoir; the device additionally comprises a mechanism of orientation by zenith, comprises a stem kinematically connected with the shaft, a pusher made as capable of reciprocal movement, at the same time the ends of the stem and the pusher are connected hingedly with a receiver of solar energy. |
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Domestic gas stove with micro gas turbine electrical unit Invention refers to gas devices, particularly - to designs of stationary floor-mounted domestic gas stoves. The domestic gas stove has a body with burner and locking devices positioned thereon, the body equipped with a quick-detachable cover, a drop table having a control panel mounted on its face side and equipped with a thermostatic regulator and automation means ensuring burning safety, an oven with a main and a roasting burners and a dismountable door, an electric ignition device and a drying cabinet; at least one of the stove burners is matched with the combustion chamber of the micro gas turbine electrical unit mounted on the stove body. |
Another patent 2513228.