UA97046C2 - Autonomous system for water heating for use in the consumer system, mostly heating and/or hot water supply - Google Patents

Abstract

The invention relates to autonomous systems of central heating and/or hot water supply with thermal accumulators. The system has a circuit (1) for circulation of heat carrier with direct (2) and reverse (3) pipelines, heat accumulator (4) with heaters (8) as a water heater-steam generator, circulation pump (10), expansion tank (11), heat exchanger-condenser (12) in the main of the circuit (1) of circulation of heat carrier. The last one is with one end connected to the direct pipeline (2) before the branch (14) to the expansion tank (11). The heat accumulator (4) has in it a cavity (16) for water heating and steam generation, there an inlet branch pipe (17) is placed for water supply, and an outlet branch pipe (18) for takeoff of heated water and steam obtained. Its end is at distance (S) from the lower wall of the inner cavity (16). The branch pipe (17) with the other end is connected to the reverse pipeline (3). The branch pipe (18) with the other end goes to the heat exchanger-condenser (12) with a circular gap (S), its end is at distance (S) from the lower wall of the heat exchanger-condenser (12). The invention promotes increase of effectiveness of heat exchange processes between the heat carrier (water) and hot medium (steam or hot water).

Description

controls the supply of control signals to the first and second 4. The system according to item 2, which differs in that the electric valves (22, 24) when the temperature is deviated, the bypass branch (21) of the return pipeline (3) of the coolant at the outlet of the heat exchanger supply coolant is equipped with a drain condenser (12) from a given value. pipeline (27) with shut-off valve (28).

The invention belongs to autonomous systems located in the lower part of the circuit of the circulation and supply of heated water, preferably in systems connected to it through the central heating and/or hot water supply water flow meter, the steam generator, and the output of the steam generator is heating using heat accumulators, which connected to the steam pipeline by a cast steam pipeline accumulates heat in heat-containing masses. the entrance of the serially installed in the upper part of

From the state of the art, there are known autonomous systems for filling the circulation circuit of vapor-liquid ejection heating of water for use in a consumer-pump-condenser system ("Water heating system, mainly heating and/or hot water supply" KO 2226653 (С2) (Company with limited company (hereinafter referred to as water heating systems or systems), with the responsibility of "Scientific and production company that found application in technology. "TGM") 240 3/02; 04/10/2004; analogues (ZI.

A known water heating system containing a top- A disadvantage of the known system |Z| there is a large boiler with a chimney, an expansion tank, fuel supply and the absence of a heat accumulator, heating devices installed in the room, which increases the cost of water heating. heated, as well as supply and return line water heating system is also known. The system additionally includes a heat exchanger connected to the circulation circuit of the coolant, a pump, which consists of connected pipelines with "direct" and "return" pipelines, respectively, adsorber pipelines with heat exchange, direct and reverse supply of the coolant, a heater for removal of adsorption heat, a condenser accumulator, made of a heat accumulator, a receiver with a shut-off valve, an evaporator and a body (TAT), closed in a heat-insulating heat accumulator, and the adsorber has a housing and a housing and is equipped with heaters, welded in a chimney of the boiler after the heating surface, and the con- condenser, the consumption system, mainly the condenser and the evaporator in the volume of the heat accumulator of heating and/or hot water supply and circuit

Г Autonomous system of water heating of buildings" lation pumps GRire arragaishv ip peai assitiayu""

PA 32681 (A) (Institute of Technical Thermophysics of the National Academy of Sciences of Ukraine) B240 33/00; 11/00; E24H 7/04; 17.05.1990; analogues (41. 15.02.2001; analogues 11. The disadvantage of the known system (4) is its complexity and

The disadvantage of the known system (|1| is the high consumption and insufficient efficiency of the heat exchange processes of the fuel, which increases the cost of heating in the steam condenser between the liquid coolant (water) of the circulation circuit and the steam that is generated

A water heating system is also known, which uses a local heat accumulator, which increases the cost, to heat the boiler, which is connected by a supply line to water heating. of heating devices connected to the reverse It is also known that the closest in purpose is the line in which the means of regulation is installed by the concept, the number of general features and the result that giving the heat carrier, and provided with the device is achieved, a water heating system containing forced circulation of the heat carrier , which is connected to the circulation circuit of the heat carrier, which is connected by a discharge pipeline with a return pipeline that has "direct" and "return" pipelines, a discharge line and an additional pipeline with a shut-off of the direct and return supply of the heat carrier, a heat valve - a supply line. The device is an accumulator, made with a heat-accumulating forced circulation of the coolant, made in a housing (TAT), enclosed in a heat-insulating shell and a siphon, while the means of regulating the supply is the body and equipped with heaters, the coolant system is made in the form of two reverse feeds, mainly heating and/or hot in- valves located on both sides of the additional supply point, the circulation pump and the expansion- connection of the discharge pipeline with the return tank HIPEiaPNayop de spasyade sepiga! and with an e-line with the possibility of an alternate bypass of the heat carrier in the boiler and steam cavity (One- 1429176 (А) (MLTTE NEI2TESNMIK SMVN 4 СО) contour heating system of small and E240 12/02; E240 12/00; 18.02.1966; the most average power" SHA 42849 (U) (Donetsk close analogue - prototypes (5). National Technical University) 240 11/00; The disadvantage of the known system (5) is its complexity and

E240 3/00; 09/27/2009; analogues (21. insufficient efficiency of heat exchange processes

The disadvantage of the well-known system (21) is the lack of water heating between the liquid coolant (water) of the circulation circuit of the floating battery, which reduces the efficiency and the steam generated by the thermal battery, which consists mainly in convective heating

A water heating system is also known, which is a mini-mini with heat transfer through the walls of pipes hydraulically connected to the circulation circuit of the boilers along which they circulate, which increases the cost of the water heater, heating elements in the room - the cost of water heating. are heated, hydraulically connected to the The problem, the solution of which is directed to the circulation circuit, the expansion tank, joint finding, is the improvement of the design of the heated system with the circulation circuit. The heater contains the expansion of water by introducing into its composition means that provide both convective heat exchange through which an inlet pipe for supplying water from the wall of the pipelines is introduced, and a direct exchange between the heat of the "return" pipeline for heating and the generating carrier (water ) and the heated medium (steam lift, and the outlet pipe for the removal of heated water or water condensed from steam) into that water and the resulting steam in the hydraulically open process of their mixing and heat-mass exchange heat exchanger-condenser, provide both con- processes that are happening vective heat exchange inside the heat exchanger-

The technical result, which is achieved by solving the task set through the walls of the condenser through the end inserted into it, and using the perfect outlet pipe of the water heater-steam generator, the cast water heating system, consists in increasing both the direct heat exchange between the heat carrier (water) and the efficiency of heat exchange processes, that is generated by the medium (water or steam) that is heated between the heat carrier (water) and the heated medium, in the process of their mixing and heat-mass exchange (heated water or water, condensation processes occurring. ), which reduces the cost of heating. Due to this, the efficiency of water increases. heat exchange processes occurring between the

The task is solved, and the technical problem is solved by the medium (water) and the heating medium (the result is achieved by the autonomous system of heated water or water condensed from steam), heating water for use in the consumer system, which reduces the cost of heating water. of heating, mainly heating and/or hot water. The improved water heating system has an additional supply, which contains circuit-related differences, which are used in different culation of the heat carrier, which has "direct" and "reverse" modifications of the system execution and create additional pipelines, respectively direct and reverse tax technical result. heat carrier, heat accumulator, made of In the autonomous water heating system for heat storage body (TAT), closed in the heating system in the consumption system, preferably a heat-insulating shell and body and provided with pouring and/or hot water supply, according to with heaters, the consumption system, mainly heating, the "return" pipeline is made of cast iron and/or hot water supply, two parallel to the first and second pipe circulation pump and the expansion tank, according to the water of the bypass branch of various hydraulic op- with the invention, equipped with a hydraulically open pipe, of which in the first pipeline of the bypass branch, a heat exchanger-condenser, which is built-in with a lower hydraulic resistance, is installed in the main line of the circuit of the coolant circulation, and the second electric valve, and in the second pipeline, one end is connected to the "return" pipeline of the bypass branch with greater hydraulic resistance by water in the area behind the sequentially located ones is installed in series and a thermo-controlled valve with a circulation pump and a throttle, and another with an adjustable cross-section and the second electrically connected to a "direct" pipeline to a rock valve. in the area before the lead to the expansion. Execution of the bypass branch with lines of different thicknesses, and the heat accumulator is made in the form of a hydraulic resistance. greater hydraulic resistance and the heating of water and the generation of steam, into which the flow of the coolant, as a result of which the input pipe for supplying water for heating is achieved - the possibility of operational temperature regulation of heating and steam generation and the outlet pipe for the heating circuit of the coolant in the water heater - the removal of heated water and of the obtained steam, at the steam generator and bringing it to the optimal temperature, the inlet pipe of the water heater, the heating temperature, provided in the system of the consumer steam generator, is inserted into the steam generator at one end. now for heating water and generating steam, and others In an autonomous water heating system, the end is connected to the "return" pipeline in the consumption system, preferably in the area between the circulation pump and the first heating and/or hot water supply, according to - with a throttle, and the outlet pipe of the water heater is a find, one end of the water heater-steam generator of the steam generator is inserted into the cavity - equipped with the first temperature sensor, which is electronic for heating water and generating steam so that it is three-way connected to the first and second electroclave - its end is located at a distance (51) from the bottoms of the first and second pipelines of the bypass wall of the inner cavity for heating the inside of different hydraulic resistance for their selection and steam generation, and at the other end, a heat exchanger-condenser with a ring gap in the water heater-steam generator, and the heat exchanger (52), designed for water circulation and heating, condensate The ator is equipped with a second thermosensor, so that its end is located at a distance (z), which is electrically connected to the first thermosensor, from the lower wall of the heat exchanger-condenser. com on the water heater-steam generator and together with

The mentioned main differences of the improved system provides the supply of signals that control the topic of water heating due to the installation of hydraulic first and second electric valves in the case of deviation of the open heat exchanger-condenser, which the temperature of the heat carrier at the exit of the heat exchanger is built into the trunk of the heating circuit circuit - capacitor from the specified value. installation of the mentioned first and second thermo- in the form of a water heater-steam generator, sensors provided on, respectively, water-heated by heaters, which has a cavity inside the steam generator and on the heat exchanger-condenser and for heating water and generating steam, inside, their electrical connection between themselves and with the first and second

with electric valves of smaller pipelines and a gap (52) designed for circulation and greater hydraulic resistance of the bypass branch, heating water, so that its end is located on the safe regulation of the heating temperature, the heat distance (z) from the bottom wall of the heat exchanger-carrier in water heaters-steam generators and bringing its condenser 12. to the optimal heating temperature, provided- "Return" pipeline C is made with two pipes in the consumption system. parallel first and second pipelines

In the autonomous system of water heating for use 19, 20 of the bypass branch 21 of various hydraulics in the consumption system, mainly of support, of which in the first pipeline 19 of bypass and/or hot water supply, according to the fault of the branch 21 with a smaller hydraulic resistance, the installation, the bypass branch of the "return" new first electric valve 22, and in the second pipeline of the return supply of the coolant, the pipeline 20 of the bypass branch 21 with a larger guide and a drain pipeline with a shut-off valve resistance are sequentially installed with a thermostat. controlled valve 23 with adjustable passage

This ensures the filling of the coolant system with the cross section and the second electric valve 24. with (water), as well as its functioning and emptying during maintenance and operation. the first temperature sensor 25, which electrically connects

In the following, the invention is explained by the drawing, which shows the diagram of the water heating system for the first and second pipelines 19, 20 of bypass use in the consumption system, preferably branches 21 of different hydraulic resistance for selective heating and/or hot water supply, with the first and second electric valves 22, 24 , and their known inclusion and exclusion depending on the temps, which confirm the possibility of its implementation in the water heater-steam generator 15, and heating with references to the attached drawing. condenser-exchanger!2 is equipped with a second one

An autonomous water heating system for use by the thermosensor 26, which is electrically connected to the station in the consumption system, preferably heating by the first thermosensor 25 on the water heater- or hot water supply (see drawing) steam generator 15 and together with it provides con- contains connected to the circuit 1 circulation of heat, the supply of control signals to the first and second electrical carrier, which has a "direct" 2 and a "reverse" Z pipe-stop valve 22, 24 when the temperature of the heating water 2, C deviates, respectively, of the direct and reverse supply of the carrier at the output, the heat exchanger-condenser 12 of the carrier, the thermal accumulator 4, made of the given value. heat-accumulating body (TAT) 5, closed in Bypass branch 21 of the "return" pipeline With heat-insulating shell 6 and body 7 and ensuring the return supply of the coolant is equipped with drain heaters 8, consumption system 9, re-pipeline 27 with shut-off valve 28. important heating and/or hot water supply, liquid substances can be used as heat storage body (TAT) 5 in the system of semi-circulation pump 10 and expansion tank 11. water heating

A feature of the water heating system is the following solid bodies, as well as granulated and powder-improvement of its design. solid materials with a high heat capacity.

The water heating system is equipped with a hydraulic system. As heaters 8 in the system are used again with an open heat exchanger-condenser 12, it is important to use electric heaters, but other heaters can also be built into the main circuit circuit 1, for example, which use heat carrier and one one end is connected to "return the heat of the heat carrier circulating in them" by pipeline 3 in the section behind the Autonomous water heating system for use by the circulating pump 10 and growing in the consumption system, preferably heating by village 13, and the other end is connected to "direct" or hot water supply, works like this - pipeline 2 in the area before the removal of 14 no. to the expansion tank 11. The operation of the system is based on liquid and pa-

The heat accumulator 4 is made in the form of liquid principles of heat transfer to the system of the water heater-steam generator 15, provided with consumption 9, for example, in radiator batteries with heaters, which has a cavity 16 inside for the heating system. water heating and steam generation, which must be filled with water before putting the system into operation (16). for heating and steam generation, and the outlet pipe The filling of the system is carried out through the outlet 18 for the removal of heated water and the received steam. day 14 of the expansion tank 11 when turning off

The inlet pipe 17 of the water-heated circulation pump 10 and the absence of an electric steam generator 15 is inserted at one end into the opening on the first and second cavity 16 for heating water and generating steam, and at the electric valves 22, 24, the other end is connected to the "return" pipe At the same time, the temperature of the heat-accumulating water C in the area between the circulation pump 10 and the body (TAT) 5 should not be lower than 0 "s. the first throttle 13. Then the water in the consumption system 9 (radiator

The outlet pipe 18 of the water heater-batteries), in the heat exchanger-condenser 12 and the steam generator 15, one end is inserted into the floating accumulator 4, made in the form of a furrow 16 for heating water and generating steam of the reheater-steam generator 15, the self-flow , that its end is located at a distance (51) flowing into the system, and the air present in the system from the lower wall of the internal cavity 16 is displaced from it into the atmosphere through the removal of water heating and steam generation, and at the other end 14 and the drain pipe (on shown in the drawing, introduced into the heat exchanger-condenser 12 from the coil (but not marked) of the expansion tank 11 and through the drain pipe 27 and the open shut-off valve 28. At the same time, the exchange occurs as a convective heat through the end wall of the outlet pipe 18,

After filling the system with water, shut-off valve 28 introduced with an annular gap (52) into the heat exchanger is closed. nick-capacitor 12, as well as intensive direct ob-

The functioning of the filled system, for example, between "cold" water (the heat carrier, which is superimposed with electric heaters 8, begins to flow through the "return" pipeline Z from the system at the moment of supplying electric voltage to the mentioned consumption 9 of the circuit 1 circulation) and heated electric heaters 8, located in the heat accumulator - water (which enters through the outlet pipe 18 to the heating body (TAT) 5, as well as to the circulation from the cavity 16 for heating water and generating the pump 10 and in the supply chain of the first and second pair of the water heater-steam generator 15) in in the process of electric valves 22, 24, which are installed, their mixing and heat and mass transfer processes, but, on the first and second pipelines 19, 20, which take place. of the bypass branch 21 and are connected to the "return" section. As a result, the thin" pipeline is rapidly heated from circuit 1 of the circulation of the heat carrier at the outlet of the heat exchanger-condenser of the carrier to feed the inlet pipe 17 for 12 to the set temperature, which is significantly higher in giving water and generating thermal steam compared to the temperature of the heat carrier on its accumulator 4, made in the form of water heating- input. cha-steam generator 15. Due to this, liquid

Heating of the heat-accumulating body (TAT) 5 is a liquid heat transfer mechanism from the cavity 16 of the heat accumulator 4, made in the form of a water heater-water heater-steam generator 15 for heating water and generating steam, for example, from the steam generator 15 to the circuit 1 of circulation by heat-electric heaters 8, carry out transfers to the consumption system 9, and periodically at night, when the electricity consumption of the activation of the second temperature sensor 26 is set according to the reduced night tariff. the temperature level of heating the coolant is ensured

The power supply chain of the first and second electro-keeps the maintenance of the set temperature of the coolant of the flaps 22, 24 is switched in series (heated water) like the action of a thermostat. we are the first and second thermosensors 25, 26. But when the heating of the heat-accumulating body (TAT)

The second thermosensor 26 closes and opens the wire 5, which continues, from, for example, the electrical impulses of the first and second electrovalves 22, 24 of the heater 8, increases the temperature on the wall depending on the temperature in the upper part of the body of the wire 16 for heating water and generating steam in - of the heat exchanger-condenser 12, and the first thermo-heater-steam generator 15 to a temperature of 100 C and higher, then the switch in the first or second electric valves 22, 24, and the temperature sensor 25 is activated. when the temperature at the wall of the cavity 16 is thermally supplied to the second battery 4, which is made in the form of a water heater - electric valve 24, and the first electric valve 22 of the steam generator 15, is larger or smaller, passes into the normally closed state, i.e. at the specified level (100 C) and thereby ensures the operation of the second bypass pipeline 20, liquid or vapor-liquid modes of transmission of the pressure branch 21 with a larger hydraulic resistance from the inner surface of the walls in the steam generator. On this pipeline 20 of the bypass branch 21 of the water heater 15 to the flow of water in the heat exchanger, a thermo-controlled valve 23 with a condenser-regulator 12 is installed with a through section that has a high

In particular, when the temperature at the outlet of the heat-hydraulic resistance and thereby sharply reduces the intensity of the condenser-exchanger 12 is below the specified rate of water supply to the cavity 16 for heating, and the temperature on the surface of the housing 7 of the water supply and generation of thermal steam battery 4, heater-steam generator 15 is less than 100 "С, then made in the form of a water heater - the first and second temperature sensors 25 and 26, connected to the steam generator 15, through the inlet pipe 17. successively, pass the supply voltage to the pe- In the water heater-steam generator 15, the water is fast - the second electric valve 22. which boils and under the action of the pressure of the generated steam,

The first electrovalve 22 is in the mag- is displaced from the cavity 16 for heating water and the arrow of the first pipeline 19 with a smaller hydro- generation of steam through the output pipe 18 by the resistance of the bypass branch 21 of the power supply of the water heater-steam generator 15a also through the con- heater-steam generator 15. round 1 of coolant circulation in the consumption system

Switching the electric valve 22 from the normally closed state to the open state provides an intensive supply of water for heating through the water inlet pipe and generating steam of the water heater side 17 into the cavity 16 for heating water and generating steam generator 15, enters through the end of the steam outlet of the water heater-steam generator 15. pipe 18, inserted into the heat exchanger

The heated water that came out of the cavity 16 for the condenser 12 with an annular gap (52), the water heating and steam generation end of the water heater, which is located at a distance (5z) from the bottom wall of the steam generator 15, enters through the outlet end of the heat exchanger-condenser 12 , of the condensing nozzle 18, introduced with an annular gap and mixed with the branch of the recirculating (52) into the heat exchanger-condenser 12, mixed with the water flow entering the heat exchanger by the branch of the recirculating water flow, which enters the condenser 12 through the throttle 13 heat exchanger-condenser 12 through At the same time, heat exchange occurs as a convective heat throttle 13. through the wall of the end of the outlet pipe 18,

introduced with an annular gap (52) into the heat exchange. At the same time, there is both a convective heater-condenser 12 and an intensive direct air exchange through the wall of the end of the outlet pipe 18 min between "cold" water (the heat carrier that is used for heating water and the generation of steam introduced from the system through the "return" pipeline C through the annular gap (52) into the heat exchanger - consumption 9 of the circulation circuit 1) and the hot water - the condenser 12, as well as the intensive direct exchange of water that condenses from the steam (coming between "cold" water (the heat carrier coming through the outlet pipe 18 from the cavity 16 for the "return" pipeline З from the system of water consumption and generation of water heating steam 9 of the circulation circuit 1) and hot water, which of the steam generator 15) in the process of mixing them and condenses from the steam (coming through the output of the heat and mass exchange processes taking place. outlet pipe 18 from the mentioned cavity 16

The volume of water squeezed out by steam from the water heater-heater-steam generator 15) in the process of their mixing-steam generator 15 into circuit 1 of the circulation of heating and heat-mass exchange processes, which is the carrier and into the consumption system 9, increases the level. of water in the expansion tank 11, and in the cavity. Circulation of the heat carrier in the circuit 1 and in the system 16 for heating water and generating steam, water heating - consumption 9 is provided by the circulation pump 10, the steam generator valve 15 remains only the volume set in the line of the "return" pipeline 3 , water that fills the space between the end of the outlet which through the throttle 13 supplies the coolant for heating the nozzle 18 and the lower wall of the mentioned cavity in the heat exchanger-condenser 12. 16, limited by the distance (51). In addition, the circulation pump 10 also

This volume of water, which is displaced by steam, does not prevent the supply of coolant-water through two steams, when through the thermo-controlled valve 23 of the first and second pipelines 19, 20, the adjustable cross-section of the second pipe-bypass branch 21 of different hydraulic resistance , the wire 20 of the bypass branch 21 with a larger hydraulic- provided with the first and second electrovalves to resist the inflow of feed water entering 22, 24, through the inlet pipe 17 into the cavity 16, and through the inlet pipe 17 into the cavity 16 of water heating and steam generation of the water heater- for heating water and generating steam water heater-steam generator 15 for generating steam. of the steam generator 15, the temperature of the water heated by the steam is exactly compensated by the decrease in its quantity due to boiling in the second temperature sensor 26 installed in the cavity 16 under the action of the heat released on the heat exchanger-condenser 12. by the heaters 8 and the heat-accumulating body (TAT) 5. The second temperature sensor 26 together with the second electric

But during the heating process, which is continuously controlled by the valve 24, the feeding is continued, for example, by electric heaters of the water heater-steam generator 15 with water, designated 8, heat storage body (TAT) 5, such a condition is suitable for evaporation and, thereby, maintains a balanced environment the volume of water inflow into the cavity, the temperature of the water at the exit from the heat exchanger 16 for heating water and generating steam, and the volume of the condenser 12 at a given level. the container of boiled water and converted into steam is not In this case, the vapor-liquid is realized and the incoming water entering the heat transfer mechanism from the heat-accumulating cavity 16, into the water heater body (TAT) 5 of the water heater-steam generator 15 in the steam generator 15 is completely boils circuit 1 of the coolant circulation and into the consumer system

Next, steam is formed only from the flow of water, bath 9 due to heat and mass transfer processes, which enters the cavity 16 for heating and steam generation, which take place in the heat exchanger-condenser of the water heater-steam generator 15 12. through the thermo-controlled valve 23 with adjustable. through the passage section of the second pipeline 20 of the body (TAT) 5, when the electric heaters 8 of the bypass branch 21 with greater hydraulic resistance and are disconnected from the electrical network, the processes, through the second electric valve 24. given above, are realized in reverse

At the same time, the water has time to boil already in the middle until the moment when the temperature of the heat exchanger of the inlet pipe 17, which supplies it to the water heating body (TAT) 5, will be equal to the temperature of the steam generator 15, and the water heater itself - to the temperature of the environment . steam generator 15 begins to function as an accessory. topics of heating water by introducing it into its composition

The superheated steam that was formed, through the outlet means that provide both the convective heat pipe 18 enters the heat exchanger through the walls of the pipelines, and the direct condenser 12 and condenses. exchange between the heat carrier (water) and the heating medium

The superheated steam that came out of the cavity 16 with the feed (heated water or condensed water for heating water and generating steam water-heated from steam) in the process of mixing them and the heat of the steam generator 15, enters through the end of the mass exchange processes taking place, reduces outlet pipe 18, introduced into the heat exchanger - the cost of heating water. condenser 12 with an annular gap (52), the end The given information confirms the industrial which is located at a distance (5z) from the lower wall - the suitability of the improved autonomous system of the heat exchanger-condenser 12, condenses - heating water for use in the system is consumed and mixed with branching of recirculating water, preferably heating and/or hot water flow of water entering the heat exchanger- supply, which can find wide application condenser 12 through throttle 13. in housing and communal economy.

List of designations:

1) heat carrier circulation circuit 16) cavity for water heating and generation 2) "direct" pipeline of direct supply of heat carrier steam 17) inlet pipe for water supply to the riser 3) "return" pipeline of return supply of heat and generation of heat carrier steam 18) outlet pipe for removing heated 4) heat accumulator of water and received steam 5) heat storage body (TAT) 19) first pipeline of the bypass branch with b) heat-insulating shell with lower hydraulic resistance 7) body 20) second pipeline of the bypass branch with a larger 8) heater by hydraulic resistance 9) consumption system, mainly heating 21) bypass branch of the "return" pipeline and/or hot water supply of the return supply of the coolant 10) circulation pump 22) first electric valve 11) expansion tank 23) temperature-controlled valve with adjustable 12) heat exchanger-condenser with a through section 13) throttle 24) the second electric valve 14) the "direct" pipeline to the ro- 25) the first temperature sensor of the expansion tank 2 6) second temperature sensor 15) water heater-steam generator 27) drain pipe 28) shut-off valve. a gu pu Yaki vk sova y

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State Intellectual Property Service of Ukraine, st. Urytskogo, 45, Kyiv, MSP, 03680, Ukraine

SE "Ukrainian Institute of Industrial Property", str. Glazunova, 1, Kyiv - 42, 01601