CN206709214U - A kind of solar heating system - Google Patents

A kind of solar heating system Download PDF

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Publication number
CN206709214U
CN206709214U CN201720413845.2U CN201720413845U CN206709214U CN 206709214 U CN206709214 U CN 206709214U CN 201720413845 U CN201720413845 U CN 201720413845U CN 206709214 U CN206709214 U CN 206709214U
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China
Prior art keywords
heat
water tank
solar
hot water
water
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CN201720413845.2U
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Inventor
李开春
刘广虎
蔡贞林
潘远学
李海兵
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Solareast Holdings Co Ltd
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Solareast Holdings Co Ltd
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Abstract

A kind of solar heating system, including heat supply water tank and the solar heat pump that thermal source is provided for heat supply water tank, user terminal are connected by water supply line with heat supply water tank;A bypass branch is connected with by three-way diverter valve on the medium pipeline at the refrigerant import end of compressor, bypass branch is provided with auxiliary heat exchanging device, auxiliary heat exchanging device provides thermal source by heat supply water tank, it is user's hot-water supply by solar heat pump heating water tank, circulated after fan evaporator, solar thermal collector heat absorption, unnecessary thermal energy storage is to heat storage water tank, when night, refrigerant is aided in heating using the hot water of heat storage water tank, system operation is uninterrupted, reaches optimal heating effect.

Description

A kind of solar heating system
Technical field
A kind of heating technology is the utility model is related to, particularly a kind of solar heating system.
Background technology
Solar heating is an important branch in solar thermal utilization, and because its required heat source temperature is low, system is easy In realization, so with wide exploitation prospect.
Hot water temperature caused by winter solar energy heat collector is relatively low, and the solar heating system subject matter used at present is Heating region is not analyzed, classified, does not optimize design to heating system, single solar source can not meet daytime Heating requirement with evening is, it is necessary to separately add supplementary energy.Built solar heating project is actually supplemented by solar energy The energy is helped, solar energy only provides heating on daytime heat, and night heating needs to be generally below by other energy, solar insuring rate 40%.
The content of the invention
The technical problems to be solved in the utility model is in view of the shortcomings of the prior art, it is proposed that a kind of system is not run not It is interrupted, reaches the solar heating system of optimal heating effect.
The technical problems to be solved in the utility model is achieved through the following technical solutions, a kind of solar heating system System, equipment are characterized in:The solar heat pump of thermal source is provided including heat supply water tank and for heat supply water tank, user terminal passes through feed pipe Road connects with heat supply water tank;
The solar heat pump includes compressor, condensing heat exchanger, expansion valve group, endothermic system, and is gone here and there by communicating pipe Connection is connected as the medium pipeline of circulation, the coolant media filled in medium pipeline;
The transducing side of condensing heat exchanger is provided with cold water inlet and hot water outlet pipe, and water pump P I is housed on cold water inlet, Hot water outlet pipe communicates with heat supply water tank;
A bypass branch, bypass branch are connected with by three-way diverter valve on the medium pipeline at the refrigerant import end of compressor Road is provided with auxiliary heat exchanging device, and the energy supply side of auxiliary heat exchanging device is provided with hot water inlet pipe and return pipe, hot water inlet pipe and backwater The other end of pipe connects with heat supply water tank, and water pump P II is housed on hot water inlet pipe or return pipe.
The technical problems to be solved in the utility model can also realize further by the following technical programs, heat supply water tank Including buffer tank and heat storage water tank.
The technical problems to be solved in the utility model can also realize further by the following technical programs, described heat Water outlet pipe communicates with buffer tank, and water supply line connects with buffer tank, passes through heat accumulation between buffer tank and heat storage water tank Pipe connects, and control valve is housed on heat storage tube.
The technical problems to be solved in the utility model can also realize further by the following technical programs, described heat Water outlet pipe is connected with heat storage water tank and buffer tank respectively by branch line, is filled on the branch line to connect with heat storage water tank There is control valve.
The technical problems to be solved in the utility model can also realize further by the following technical programs, auxiliary heat-exchanging The hot water inlet pipe and return pipe of the energy supply side of device connect with heat storage water tank.
The technical problems to be solved in the utility model can also realize further by the following technical programs, described suction Hot systems are fan evaporator and/or solar thermal collector.
The technical problems to be solved in the utility model can also realize further by the following technical programs, described confession The heat-storage medium of boiler is water or phase change heat storage material.
The utility model is user's hot-water supply by solar heat pump heating water tank, by wind compared with prior art Circulated, unnecessary thermal energy storage to heat storage water tank, when night, adopted after machine evaporator, solar thermal collector heat absorption Refrigerant is aided in heating with the hot water of heat storage water tank, system operation is uninterrupted, reaches optimal heating effect.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of another embodiment of the present utility model.
Embodiment
Concrete technical scheme of the present utility model described further below, in order to those skilled in the art further The utility model is understood, without forming the limitation to its right.
A kind of solar heating system, including heat supply water tank and the solar heat pump that thermal source is provided for heat supply water tank, user End 9 is connected by water supply line with heat supply water tank;The heat-storage medium of described heat supply water tank is water or phase change heat storage material.
The solar heat pump includes compressor 5, condensing heat exchanger 7, expansion valve group 8, endothermic system, and passes through communicating pipe It is connected in series the medium pipeline for circulation, the coolant media filled in medium pipeline;
The transducing side of condensing heat exchanger is provided with cold water inlet and hot water outlet pipe, and water pump P I is housed on cold water inlet, Hot water outlet pipe communicates with heat supply water tank;
A bypass branch is connected with by three-way diverter valve 3 on the medium pipeline at the refrigerant import end of compressor, bypassed Branch road is provided with auxiliary heat exchanging device 4, and the energy supply side of auxiliary heat exchanging device 4 is provided with hot water inlet pipe and return pipe, hot water inlet pipe and The other end of return pipe connects with heat supply water tank, and water pump P II is housed on hot water inlet pipe or return pipe.
Supplying hot water case includes buffer tank 6 and heat storage water tank 10.Auxiliary heat exchanging device 4 energy supply side hot water inlet pipe and return Water pipe connects with heat storage water tank.
Described hot water outlet pipe communicates with buffer tank 6, and water supply line connects with buffer tank, buffer tank and heat accumulation Connected between water tank by heat storage tube, control valve is housed on heat storage tube.
Heat storage water tank and buffer tank another kind connected mode are:Described hot water outlet pipe by branch line respectively with Heat storage water tank and buffer tank connect, and control valve is housed on the branch line to connect with heat storage water tank.
Described endothermic system is fan evaporator 1 and/or solar thermal collector 2.
One main running of scheme:
Daytime running:Compressor compresses refrigerant, buffer tank is heated by condensing heat exchanger, then by heat reservoir Become low temperature low pressure gas with expansion valve, absorbed heat by fan evaporator, solar thermal collector, compression is turned again to after heat absorption Machine, that so goes round and begins again is heated to buffer tank, and the heat energy of buffer tank will be transported to client use by water pump P I, When buffer tank reaches design temperature, unnecessary thermal energy storage can be arrived by water pump P I and switching three-way valve I, triple valve II Heat storage water tank;
Night running:Compressor compresses refrigerant, buffer tank is heated by condensing heat exchanger, then by heat reservoir Become low temperature low pressure gas with expansion valve, absorbed heat by fan evaporator, solar thermal collector, auxiliary heat exchanging device, after heat absorption Compressor is turned again to, that so goes round and begins again heats to buffer tank, and the heat energy of buffer tank uses for client.
Two main running of scheme:
Daytime running:Compressor compresses refrigerant, buffer tank is heated by condensing heat exchanger, then by heat reservoir Become low temperature low pressure gas with expansion valve, absorbed heat by fan evaporator, solar thermal collector, compression is turned again to after heat absorption Machine, that so goes round and begins again is heated to buffer tank, and the heat energy of buffer tank will be transported to client use by water pump P I, , can be by controlling water pump P I and switching three-way valve I by unnecessary thermal energy storage to heat accumulation when buffer tank reaches design temperature Water tank;
Night running:Compressor compresses refrigerant, buffer tank is heated by condensing heat exchanger, then by heat reservoir Become low temperature low pressure gas with expansion valve, absorbed heat by fan evaporator, solar thermal collector, auxiliary heat exchanging device, after heat absorption Compressor is turned again to, that so goes round and begins again heats to buffer tank, and the heat energy of buffer tank uses for client.
T1 is the high pressure gas temperature of compressor, and T2 is the inlet temperature of fan evaporator, and T3 is environment temperature, and T4 is The low pressure suction temperature of compressor, T5 are the real-time temperature in buffer tank, and T6 is the real-time temperature in heat storage water tank;
(1)Valve I, opened when solar irradiation intensity is stronger, the forms such as irradiation intensity meter, T4 and the T2 temperature difference can be passed through It is controlled;
(2)Expansion valve can be electromagnetic expanding valve, capillary, heating power expansion valve etc.;
(3)Heat exchanger is coil heat exchanger, plate type heat exchanger etc.;
(4)When heat collector temperature is higher than heat storage water tank temperature, it can be run by water pump P II, reduce the temperature of evaporator;
(5)Valve can be magnetic valve, electrical ball valve etc.;
(6)The part of evaporator is made up of fan evaporator, solar still and heat exchanger II in schematic diagram, also can be by Solar still and fan evaporator composition;
(8)Expansion valve and capillary, valve I can be merged into one group of expansion valve;
(9)One group of valve II and capillary II can be set between heat exchanger II and solar thermal collector, by solar energy collection Hot device and fan evaporator are converted into condenser, for winter snow melting.

Claims (7)

  1. A kind of 1. solar heating system, it is characterised in that:
    The solar heat pump of thermal source is provided including heat supply water tank and for heat supply water tank, user terminal passes through water supply line and heat supply water tank Connect;
    The solar heat pump includes compressor, condensing heat exchanger, expansion valve group, endothermic system, and is connected and connected by communicating pipe It is connected in the medium pipeline of circulation, the coolant media filled in medium pipeline;
    The transducing side of condensing heat exchanger is provided with cold water inlet and hot water outlet pipe, and water pump P I, hot water are housed on cold water inlet Outlet pipe communicates with heat supply water tank;
    A bypass branch is connected with by three-way diverter valve on the medium pipeline at the refrigerant import end of compressor, on bypass branch Provided with auxiliary heat exchanging device, the energy supply side of auxiliary heat exchanging device is provided with hot water inlet pipe and return pipe, hot water inlet pipe and return pipe The other end connects with heat supply water tank, and water pump P II is housed on hot water inlet pipe or return pipe.
  2. 2. solar heating system according to claim 1, it is characterised in that:Supplying hot water case includes buffer tank and heat accumulation Water tank.
  3. 3. solar heating system according to claim 2, it is characterised in that:Described hot water outlet pipe and buffer tank Communicate, water supply line connects with buffer tank, is connected between buffer tank and heat storage water tank by heat storage tube, is equipped with heat storage tube Control valve.
  4. 4. solar heating system according to claim 2, it is characterised in that:Described hot water outlet pipe passes through branched pipe Road connects with heat storage water tank and buffer tank respectively, and control valve is housed on the branch line to connect with heat storage water tank.
  5. 5. solar heating system according to claim 2, it is characterised in that:The hot water of the energy supply side of auxiliary heat exchanging device Inlet pipe and return pipe are connected with heat storage water tank.
  6. 6. solar heating system according to claim 1, it is characterised in that:Described endothermic system is fan evaporator And/or solar thermal collector.
  7. 7. solar heating system according to claim 1 or 2, it is characterised in that;The heat accumulation of described heat supply water tank is situated between Matter is water or phase change heat storage material.
CN201720413845.2U 2017-04-19 2017-04-19 A kind of solar heating system Active CN206709214U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720413845.2U CN206709214U (en) 2017-04-19 2017-04-19 A kind of solar heating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720413845.2U CN206709214U (en) 2017-04-19 2017-04-19 A kind of solar heating system

Publications (1)

Publication Number Publication Date
CN206709214U true CN206709214U (en) 2017-12-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720413845.2U Active CN206709214U (en) 2017-04-19 2017-04-19 A kind of solar heating system

Country Status (1)

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CN (1) CN206709214U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110645737A (en) * 2019-10-30 2020-01-03 福建工程学院 Energy storage type renewable energy utilization and air conditioner waste heat recovery system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110645737A (en) * 2019-10-30 2020-01-03 福建工程学院 Energy storage type renewable energy utilization and air conditioner waste heat recovery system and method
CN110645737B (en) * 2019-10-30 2023-11-28 福建工程学院 Energy storage type renewable energy source utilization and air conditioner waste heat recovery system and method

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Address after: 222000 199 Yingzhou South Road, Haizhou District, Lianyungang, Jiangsu

Patentee after: Sunrise Oriental Holdings Co., Ltd.

Address before: 222000 199 Yingzhou South Road, Haizhou District, Lianyungang, Jiangsu

Patentee before: Richu Dongfang Solar Energy Co., Ltd.