CN109579129A - A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom - Google Patents

A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom Download PDF

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Publication number
CN109579129A
CN109579129A CN201811542641.4A CN201811542641A CN109579129A CN 109579129 A CN109579129 A CN 109579129A CN 201811542641 A CN201811542641 A CN 201811542641A CN 109579129 A CN109579129 A CN 109579129A
Authority
CN
China
Prior art keywords
air source
heat
heat exchanger
source heat
pump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811542641.4A
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Chinese (zh)
Inventor
李永斌
倪丹
施孝增
施逵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Municipal Engineering Design Insitute Group Co Ltd
Original Assignee
Shanghai Municipal Engineering Design Insitute Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Municipal Engineering Design Insitute Group Co Ltd filed Critical Shanghai Municipal Engineering Design Insitute Group Co Ltd
Priority to CN201811542641.4A priority Critical patent/CN109579129A/en
Publication of CN109579129A publication Critical patent/CN109579129A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00Domestic hot-water supply systems
    • F24D17/0036Domestic hot-water supply systems with combination of different kinds of heating means
    • F24D17/0042Domestic hot-water supply systems with combination of different kinds of heating means recuperated waste heat and solar energy
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00Domestic hot-water supply systems
    • F24D17/02Domestic hot-water supply systems using heat pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/0092Devices for preventing or removing corrosion, slime or scale
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • F24D19/1006Arrangement or mounting of control or safety devices for water heating systems
    • F24D19/1051Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
    • F24D19/106Arrangement or mounting of control or safety devices for water heating systems for domestic hot water the system uses a heat pump and solar energy
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00Heat sources or energy sources
    • F24D2200/12Heat pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00Heat sources or energy sources
    • F24D2200/14Solar energy
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2220/00Components of central heating installations excluding heat sources
    • F24D2220/04Sensors
    • F24D2220/042Temperature sensors
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/18Domestic hot-water supply systems using recuperated or waste heat
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/52Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency

Abstract

The invention discloses a kind of solar-powered-air source heat-pump residual neat recovering systems suitable for northern bathroom, including solar thermal collector, air source heat pump, heat storage water tank, heat-exchanging water tank, the solar thermal collector and air source heat pump are in parallel, one end connects heat storage water tank, one end connects the second coil heat exchanger, second coil heat exchanger is placed in heat-exchanging water tank, the other end connects tap water inlet pipe, heat-exchanging water tank one end connects the first coil heat exchanger, the other end connects sewage pipe, bath water is flowed out from shower end, through sewage diversion trench, into contaminant filter, the contaminant filter other end and the first coil heat exchanger are connected.The present invention makes full use of free solar energy, and solves the problems, such as north of china in winter using the easy frosting of air source heat pump, while being recycled to the waste heat in shower waste, system high efficiency energy conservation.

Description

A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom
Technical field
The present invention relates to a kind of solar-powered-air source heat-pump residual neat recovering systems suitable for northern bathroom, belong to the sun Applied technical field can be coupled with air source heat pump.
Background technique
As country widelys popularize in the north, coal changes electricity, coal changes gas, solar energy, air source heat pump as bathroom heat source by Gradually promoted, but have problems in use: solar water heating system is affected by outdoor climate, nothing Method uses solar energy in rainy days or night;Air source heat pump north of china in winter use by evaporimeter frosting, efficiency compared with Low limitation.And for bathroom, there is a large amount of bath wastewater to be discharged to outdoor without processing daily, not only to outdoor water body Thermal pollution is caused, while wasting a large amount of low-grade energy.
Summary of the invention
In order to solve defect of the existing technology, the present invention provides a kind of solar energy-air suitable for northern bathroom Source heat pump waste heat recovery system.
The purpose of the present invention is be achieved through the following technical solutions:
A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom, including solar thermal collector, air-source Heat pump, it is characterised in that the output end of solar thermal collector is connect with the end a of the first triple valve, input terminal and the second triple valve The connection of the end a, the output end of air source heat pump are connect with the end b of the first triple valve, and input terminal is connect with the end b of the second triple valve, Temperature sensor is arranged in the output end of the solar thermal collector;The end c of first triple valve connects heat storage water tank, heat storage water tank with The connection of bathing end, bathing end lower section are provided with sewage diversion trench engaged therewith, and the sewage diversion trench is through the first coil pipe Heat exchanger is connect with heat-exchanging water tank water inlet end, and the outside of air source heat pump is arranged in the first coil heat exchanger, and heat-exchanging water tank goes out Water end (W.E.) connects sewage pipe, and the second coil heat exchanger, one end connection second of the second coil heat exchanger are equipped in the heat-exchanging water tank The other end at the end c of triple valve, the second coil heat exchanger connects tap water inlet pipe;The bath hot water of bathing end outflow is through making With rear, bath wastewater flows through the first coil heat exchanger after the recycling of sewage diversion trench, carries out to the air on the outside of air source heat pump Heating preheats the tap water for entering the second coil heat exchanger subsequently into heat-exchanging water tank.
Further, contaminant filter is set between the sewage diversion trench and the first coil heat exchanger.
Further, insulating layer is provided with outside the heat storage water tank and heat-exchanging water tank.
Further, first coil heat exchanger uses double layer heat exchanger fin structure, increases the first coil heat exchanger With the contact area of air, heat exchange efficiency is improved.
Further, when temperature >=40 DEG C that the temperature sensor measures, the side a of the first triple valve, the second triple valve To opening, the direction b is closed, and produces bath hot water using solar thermal collector;The temperature T1 < 40 that the temperature sensor measures DEG C when, the first triple valve S1, the second triple valve S2 the direction b open, the direction a close, using air source heat pump produce bathing heat Water.
Further, when the air source heat pump heats, after outdoor air first passes through the heating of the first coil heat exchanger, added Heat exchanges heat to 10 DEG C ~ 15 DEG C, then with air source heat pump, avoids air source heat pump frosting.
Further, when the air source heat pump works, due to using heat recovery technology, so that the system of air source heat pump Thermal energy effect up to 4.5.
Further, when the bath wastewater passes through the first coil heat exchanger, 20 DEG C are cooled to by 35 DEG C, by exchanging heat It after water tank, is cooled to 10 DEG C and is discharged by sewage pipe, so that the energy of bath wastewater obtains cascade utilization.
Further, the system is according to the scale in bathroom, it is possible to provide 4m3/h~40m3The bath hot water of/h, solar energy heating The collector area of device is in 15m2 ~70m2Between select, the general power of air source heat pump selects between 11kw ~ 115kw.
Beneficial effects of the present invention: through the invention, solar energy and air source heat pump are coupled as set of system, according to north The characteristics of square bather number on daytime in bathroom winter is less, and most people concentrates on night progress bathing, therefore fine Bath hot water preferentially is provided using free solar energy daytime, at night or the case where cannot meet the requirements using solar energy Under, bath hot water is provided using air source heat pump, the waste water after bathing first passes through the heating of the first coil heat exchanger and enters air The air of source heat pump, then exchanged heat with bathing with tap water, the waste heat in bath wastewater is taken full advantage of, waste heat is realized Cascade utilization.
Detailed description of the invention
Fig. 1 is systematic schematic diagram of the invention.
In figure: 1 solar thermal collector, 2 air source heat pumps, 3 first coil heat exchangers, 4 heat storage water tanks, 5 sewage diversion trenches, 6 contaminant filters, 7 sewage pipes, 8 tap water inlet pipes, 9 heat-exchanging water tanks, 10 second coil heat exchangers, 11 shower ends.
Specific embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples
A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom as shown in Figure 1:, including solar energy collection Hot device 1, air source heat pump 2, heat storage water tank 4, heat-exchanging water tank 9, the solar thermal collector 1 and air source heat pump 2 are in parallel, one end Heat storage water tank 4 is connected, one end connects the second coil heat exchanger 10, and the second coil heat exchanger 10 is placed in heat-exchanging water tank 9, the other end Tap water inlet pipe 8 is connected, 9 one end of heat-exchanging water tank connects the first coil heat exchanger 3, and the other end connects sewage pipe 7, bath water It is flowed out from shower end 11, through sewage diversion trench 5, into contaminant filter 6,6 other end of contaminant filter and the first coil pipe are changed Hot device 3 is connected.
Further, the outside of the heat storage water tank 4 and heat-exchanging water tank 9 is provided with insulating layer.
Further, first coil heat exchanger 3 uses double layer heat exchanger fin structure, increases the first coil heat exchanger 3 with the contact area of air, improve heat exchange efficiency.
Further, when temperature sensor T1 >=40 DEG C, the direction a of triple valve S1, S2 are opened, and the direction b is closed, institute When stating 40 DEG C of temperature sensor T1 <, the direction b of triple valve S1, S2 are opened, and the direction a is closed.
Further, when the air source heat pump 2 heats, after outdoor air first passes through the heating of the first coil heat exchanger 3, quilt 10 DEG C ~ 15 DEG C are heated to, then is exchanged heat with air source heat pump 1,1 frosting of air source heat pump is avoided.
Further, when the air source heat pump 1 works, due to using exhaust heat stepped utilization technology, so that air-source is warm The heat efficiency of pump 1 is up to 4.5.
Further, when the bath wastewater passes through the first coil heat exchanger 3,20 DEG C are cooled to by 35 DEG C, by changing It after boiler 9, is cooled to 10 DEG C and is discharged by sewage pipe 7, so that the energy of bath wastewater obtains cascade utilization.
Further, the system is according to the scale in bathroom, it is possible to provide 4m3/h~40m3The bath hot water of/h, solar energy heating The collector area of device 1 is in 15m2 ~70m2Between select, the general power of air source heat pump 2 selects between 11kw ~ 115kw.
Embodiment
Under conditions of outdoor weather is fine, when temperature sensor T1 >=40 DEG C, the first triple valve S1, the second triple valve S2 The direction a open, the direction b is closed, and the direction c is normally opened, i.e., the direction ac of the first triple valve and the second triple valve is logical at this time and the side bc To obstructed, bath hot water is produced using solar thermal collector 1;When 40 DEG C of temperature sensor T1 <, the first triple valve S1, second The direction b of triple valve S2 is opened, and the direction a is closed, and the direction the bc direction Tong Erac of the first triple valve and the second triple valve is not at this time It is logical, bath hot water is produced using air source heat pump 2.Air source heat pump 2 produces 40 DEG C~45 DEG C of bath hot water, in heat storage water tank Storage in 4, after shower, bath wastewater is collected by sewage diversion trench 5, using contaminant filter 6, is removed big in sewage Partial impurities, bath wastewater enter the first coil heat exchanger 3, and using the heat of bath wastewater, heating enters air-source heat The temperature of the air of pump 2, avoids evaporimeter frosting.Bath wastewater after heat exchange enters in heat-exchanging water tank 9, and temperature is reduced to 20 Left and right, in heat-exchanging water tank 9 and 5 DEG C of tap water carries out heat exchange, and bath wastewater is cooled to 10 DEG C, passes through 7 row of sewage pipe To outdoor.The outdoor Cryogenic air of air source heat pump is entered since bath wastewater heats first, heating enters again after cooling The bath hot water of air source heat pump, so that the heat efficiency of air source heat pump has significant raising.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not to invention protection scope Limitation, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not required to It is still within the scope of the present invention to make the creative labor the various modifications or changes that can be made.

Claims (7)

1. a kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom, including solar thermal collector, air Source heat pump, it is characterised in that the output end of solar thermal collector is connect with the end a of the first triple valve, input terminal and the second triple valve The connection of the end a, the output end of air source heat pump connect with the end b of the first triple valve, the end the b company of input terminal and the second triple valve It connects, temperature sensor is arranged in the output end of the solar thermal collector;The end c of first triple valve connects heat storage water tank, water storage Case is connect with bathing end, is provided with sewage diversion trench engaged therewith below bathing end, the sewage diversion trench is through first Coil heat exchanger is connect with heat-exchanging water tank water inlet end, and the outside of air source heat pump, heat-exchanging water tank is arranged in the first coil heat exchanger Water outlet connect sewage pipe, the second coil heat exchanger is equipped in the heat-exchanging water tank, one end of the second coil heat exchanger connects The other end at the end c of the second triple valve, the second coil heat exchanger connects tap water inlet pipe;The bath hot water of bathing end outflow After using, bath wastewater flows through the first coil heat exchanger, to the air on the outside of air source heat pump after the recycling of sewage diversion trench It is heated, the tap water for entering the second coil heat exchanger is preheated subsequently into heat-exchanging water tank.
2. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature It is that contaminant filter is arranged between the sewage diversion trench and the first coil heat exchanger.
3. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature It is to be provided with insulating layer outside the heat storage water tank and heat-exchanging water tank.
4. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature It is that first coil heat exchanger using double layer heat exchanger fin structure, increases the contact surface of the first coil heat exchanger and air Product improves heat exchange efficiency.
5. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature When being temperature >=40 DEG C that the temperature sensor measures, the direction a opening of the first triple valve, the second triple valve, the direction b is closed It closes, produces bath hot water using solar thermal collector;At the temperature sensor measure 40 DEG C of temperature T1 <, the first triple valve The direction the b opening of S1, the second triple valve S2, the direction a are closed, and produce bath hot water using air source heat pump.
6. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature When being air source heat pump heating, after outdoor air first passes through the heating of the first coil heat exchanger, it is heated to 10 DEG C ~ 15 DEG C, then exchange heat with air source heat pump, avoid air source heat pump frosting.
7. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature When being the bath wastewater by the first coil heat exchanger, 20 DEG C are cooled to by 35 DEG C, after heat-exchanging water tank, is cooled to 10 DEG C are discharged by sewage pipe, so that the energy of bath wastewater obtains cascade utilization.
CN201811542641.4A 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom Pending CN109579129A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811542641.4A CN109579129A (en) 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811542641.4A CN109579129A (en) 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom

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CN109579129A true CN109579129A (en) 2019-04-05

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CN201811542641.4A Pending CN109579129A (en) 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110160265A (en) * 2019-05-07 2019-08-23 天普新能源科技有限公司 A kind of full residual neat recovering system of bathhouse

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110160265A (en) * 2019-05-07 2019-08-23 天普新能源科技有限公司 A kind of full residual neat recovering system of bathhouse

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