CN207702683U - A kind of air-conditioning waste heat recovery system - Google Patents
A kind of air-conditioning waste heat recovery system Download PDFInfo
- Publication number
- CN207702683U CN207702683U CN201721665554.9U CN201721665554U CN207702683U CN 207702683 U CN207702683 U CN 207702683U CN 201721665554 U CN201721665554 U CN 201721665554U CN 207702683 U CN207702683 U CN 207702683U
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- China
- Prior art keywords
- air
- heat
- heat pump
- heat exchanger
- pipeline
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- 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.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model provides a kind of air-conditioning waste heat recovery system, including A/C evaporator, compressor of air conditioner, air-conditioner throttling mechanism, air-conditioning condenser, heat pump system, refrigerant water circuit system and electronic control unit, heat pump system includes the evaporator with heat pump being sequentially connected in series by pipeline, heat pump compressor, heat pump condenser, throttling of heat pump valve and solenoid valve, it is coated and is wrapped up by insulating layer between evaporator with heat pump and air-conditioning condenser, refrigerant water circuit system includes being sequentially connected in series First Heat Exchanger by pipeline, water pump, four-way valve and electric T-shaped valve, heat pump condenser is coated by insulating layer with First Heat Exchanger and is wrapped up, four-way valve is also connected to the second heat exchanger；The second heat exchanger is arranged in the utility model, it when heat pump system thermic load is excessive, is worked at the same time with heat pump system using the second heat exchanger so that water cooling working medium cycle heat exchange between heat pump system and the second heat exchanger, heat absorption step by step, controllable heat absorption can be achieved, to promote working efficiency.
Description
Technical field
The utility model is related to heat recovery technical field more particularly to a kind of air-conditioning waste heat recovery systems.
Background technology
Attention with country to " energy saving " and " environmental protection " has producer and is provided with waste heat recovery on development at present
Device, the device use direct heat transfer mode, heat pipe are connected between compressor and condenser, the high temperature come out from compressor
High pressure gas working medium is directly entered heat exchanger heating cold water.The advantages of this method is that heat-transfer effect is good, can directly obtain hot water, but
Since refrigeration working medium freon has strong permeability, the dedicated heat exchanger of the necessary high pressure resistant impermeabilisation of used heat exchanger.By
It is very severe in heat exchanger operating condition, hidden danger, and the cost of special superheater are brought to the overall operation of outdoor machine of air-conditioner
Also very high.And winter temperature is relatively low, if directly being difficult to reach domestic water temperature using heat exchange of heat pipe, according to heat pump
Recycling waste heat is directly heated to 40~60 DEG C, efficiency can be made to reduce, and tandem heat pump will be such that first current cost greatly improves again.
Utility model content
In response to the deficiencies in the existing technology, the utility model provides a kind of air-conditioning waste heat recovery system, can be effective
Recycling central air-conditioning caused by a large amount of waste heat.
The utility model is to realize above-mentioned technical purpose by following technological means.
A kind of air-conditioning waste heat recovery system, including A/C evaporator, compressor of air conditioner, air-conditioner throttling mechanism, air conditioner condensation
Device, heat pump system, refrigerant water circuit system and electronic control unit；
The A/C evaporator, compressor of air conditioner, air-conditioner throttling mechanism and air-conditioning condenser are connected in series with simultaneously by pipeline
Forming circuit；
The heat pump system includes the evaporator with heat pump, heat pump compressor, heat for being connected in series with and being formed into a loop by pipeline
Condenser, throttling of heat pump valve and solenoid valve are pumped, is coated and is wrapped by insulating layer between the evaporator with heat pump and air-conditioning condenser
It wraps up in；
The refrigerant water circuit system includes First Heat Exchanger, water pump, four-way valve and electric T-shaped valve, and the of the four-way valve
Three interfaces are connect with the 4th interface of First Heat Exchanger, water pump, electric T-shaped valve and four-way valve successively by pipeline, described electronic
Triple valve is coated by insulating layer with First Heat Exchanger and is wrapped up by piping connection to user, the heat pump condenser；
The first interface of the four-way valve is sequentially connected the second interface of the second heat exchanger and four-way valve by pipeline, described
Pipeline and the second heat exchanger between compressor of air conditioner and air-conditioning condenser are connected by fin between pipe.
Preferably, further include temperature sensor, the temperature for measuring water in pipeline in refrigerant water circuit system, the temperature
Sensor is set on the pipeline between water pump and electric T-shaped valve, the temperature sensor and electric T-shaped valve and electronic control
Unit is electrically connected.
Preferably, it is contemplated that there is temporal asynchronisms with domestic hot-water supply load for air conditioner condensation heat, install additional
Water storage box, the water storage box are set on the pipeline that the electric T-shaped valve is connect with user.
Preferably, water level detector is equipped in the water storage box, the water level detector is electrically connected with electronic control unit.
The beneficial effects of the utility model：
1) temperature signal is passed to electronic control unit by the utility model setting temperature sensor, single by being controlled electronically
The work of member control electric T-shaped valve, to improve stability and the safety when Waste Heat Recovery System work.
2) the second heat exchanger is arranged in the utility model, when heat pump system thermic load is excessive, utilizes the second heat exchanger and heat
Pumping system works at the same time so that water cooling working medium between heat pump system and the second heat exchanger cycle heat exchange, it can be achieved that step by step heat absorption, can
Control heat absorption, to promote working efficiency.
3) the released heat recovery of working medium liquefaction in air-conditioning condenser is realized Lowlevel thermal energy to a high position by the utility model
The conversion of thermal energy, heat pump efficiency is high, and energy-saving effect is notable.
4) the utility model only needs waste heat driven, can effectively recycle a large amount of waste heat caused by central air-conditioning, realizes
Energy-saving and emission-reduction do not pollute the environment, and realize environmentally protective.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of air-conditioning waste heat recovery system described in the utility model.
In figure：
1. A/C evaporator；2. compressor of air conditioner；3. air-conditioner throttling mechanism；4. air-conditioning condenser；5. the second heat exchanger；6.
Heat pump system；601. evaporator with heat pump；602. heat pump compressor；603. heat pump condenser；604. throttling of heat pump valves；605. electromagnetism
Valve；7. First Heat Exchanger；8. water pump；9. four-way valve；901. first interface；902. second interface；903. third interfaces；904. the
Four interfaces；10. temperature sensor；11. electric T-shaped valve；12. water storage box；13. insulating layer coats；14. user；15. electronics control
Unit processed.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment is further described the utility model, but the guarantor of the utility model
Shield range is not limited to this.
As shown in Figure 1, a kind of air-conditioning waste heat recovery system of the present invention, including A/C evaporator 1, compressor of air conditioner
2, air-conditioner throttling mechanism 3, air-conditioning condenser 4, heat pump system 6 and refrigerant water circuit system and electronic control unit 15.
A/C evaporator 1, compressor of air conditioner 2, air-conditioner throttling mechanism 3 and air-conditioning condenser 4 are connected in series with simultaneously by pipeline
Forming circuit.
Heat pump system 6 include the evaporator with heat pump 601 for being connected in series with and being formed into a loop by pipeline, heat pump compressor 602,
Heat pump condenser 603, throttling of heat pump valve 604 and solenoid valve 605 lead between the evaporator with heat pump 601 and air-conditioning condenser 4
Cross 13 package of insulating layer cladding.
Refrigerant water circuit system includes First Heat Exchanger 7, water pump 8, four-way valve 9, temperature sensor 10 and electric T-shaped valve 11,
The third interface 903 of the four-way valve 9 by pipeline successively with First Heat Exchanger 7, water pump 8, electric T-shaped valve 11 and four-way valve 9
The connection of the 4th interface 904, temperature sensor 10 is set on the pipeline between water pump 8 and electric T-shaped valve 11, the temperature
Sensor 10 is electrically connected with electric T-shaped valve 11, monitor water temperature, prevents from damaging regenerative apparatus because of water temperature over-high.Described electronic three
Port valve 11 by piping connection to water storage box 12, water storage box 12 by piping connection to user 14, the heat pump condenser 603 with
First Heat Exchanger 7 passes through 13 package of insulating layer cladding.Water level detector, water level detector, temperature sensing are equipped in water storage box 12
Device 10, electric T-shaped valve 11 are electrically connected with electronic control unit 15.
The first interface 901 of four-way valve 9 is sequentially connected the second interface of the second heat exchanger 5 and four-way valve 9 by pipeline
902, pipeline and the second heat exchanger 5 between the compressor of air conditioner 2 and air-conditioning condenser 4 are connected by fin between pipe.
When a kind of air-conditioning waste heat recovery system operation of the present invention, heat pump system 6 starts, while water pump 8 starts to transport
It goes, the heat pump absorbing liquid in heat pump system 6 selects R410A, and R410A is a kind of novel environment-friendly refrigerant, does not destroy ozone layer, work
Make 1.6 times or so that pressure is common R22 air-conditionings, refrigeration or heating are efficient, improve air conditioning performance, do not destroy ozone layer.Four
Port valve third interface 903 is connected with the 4th interface 904, and first interface 901 and second interface 902 are closed.Evaporator with heat pump 601
Place, absorbing liquid recycle the low level waste heat at air-conditioning condenser 4, and the evaporator with heat pump 601 passes through with air-conditioning condenser 4
Heat insulation layer cladding 13, to ensure the adequacy of heat exchange.And it is collapsed into high temperature and high pressure gas in heat pump compressor 602, pass through
Heat pump condenser 603 transfers heat to the water cooling working medium in refrigerant water route, and absorbing liquid after cooling is through throttling in heat pump system 6
604 decompressional expansion of valve returns to original state, and completes a working cycles of heat pump system 6.It can pass through solenoid valve 7 simultaneously
Valve opening degree adjusts the flow of heat pump absorbing liquid, to control the temperature of heat pump absorbing liquid, prevents temperature excessively high or mistake
It is low to have an adverse effect to air-conditioner set and heat pump system 6.Water cooling working medium in refrigerant water circuit system heats in the heat exchanger 7,
Then it is circulated in the system circuit of refrigerant water route, until 60 DEG C when temperature reaches required standard, temperature sensor 10 will be warm
Degree signal is transferred to electronic control unit 15, and electronic control unit 15 connects electric T-shaped valve 11 and water storage box 12, water cooling work
Matter enters water storage box 12, the water in water storage box 12 by pipeline to hierarchic user 14 at.
It is redefined for 50 DEG C when 6 thermic load of heat pump system is excessive, four-way valve first interface 901 and third interface 903
Connect, four-way valve second interface 902 and the 4th interface 904 are connected, and separate type heat exchanger tube 5 enters working condition, heat pump system 6 and
Separate type heat exchanger tube 5 is run simultaneously, water cooling working medium cycle heat exchange between heat pump system 6 and separate type heat exchanger tube 5.When water storage box 12
Interior water level reaches the upper limit and temperature when meeting using standard, and water pump 8 is stopped.
The embodiment is the preferred embodiment of the utility model, but the utility model is not limited to above-mentioned embodiment party
Formula, without departing substantially from the substantive content of the utility model, those skilled in the art can make any apparent
Improvement, replacement or modification belong to the scope of protection of the utility model.
Claims (4)
1. a kind of air-conditioning waste heat recovery system, which is characterized in that including A/C evaporator (1), compressor of air conditioner (2), air-conditioning section
Flow mechanism (3), air-conditioning condenser (4), heat pump system (6), refrigerant water circuit system and electronic control unit (15)；
The A/C evaporator (1), compressor of air conditioner (2), air-conditioner throttling mechanism (3) and air-conditioning condenser (4) pass through pipeline string
Connection is connected and is formed into a loop；
The heat pump system (6) includes evaporator with heat pump (601), the heat pump compressor for being connected in series with and being formed into a loop by pipeline
(602), heat pump condenser (603), throttling of heat pump valve (604) and solenoid valve (605), the evaporator with heat pump (601) and sky
Pass through insulating layer cladding (13) package between tune condenser (4)；
The refrigerant water circuit system includes First Heat Exchanger (7), water pump (8), four-way valve (9) and electric T-shaped valve (11), described
The third interface (903) of four-way valve (9) by pipeline successively with First Heat Exchanger (7), water pump (8), electric T-shaped valve (11) and
4th interface (904) of four-way valve (9) connects, and the electric T-shaped valve (11) passes through piping connection to user (14), the heat
It pumps condenser (603) and passes through insulating layer cladding (13) package with First Heat Exchanger (7)；
The first interface (901) of the four-way valve (9) is sequentially connected the of the second heat exchanger (5) and four-way valve (9) by pipeline
Two interfaces (902), the pipeline and the second heat exchanger (5) between the compressor of air conditioner (2) and air-conditioning condenser (4) are by between pipe
Fin connects.
2. air-conditioning waste heat recovery system according to claim 1, which is characterized in that further include temperature sensor (10), institute
It states on the pipeline that temperature sensor (10) is set between water pump (8) and electric T-shaped valve (11), the temperature sensor (10)
It is electrically connected with electronic control unit (15) with electric T-shaped valve (11).
3. air-conditioning waste heat recovery system according to claim 1, which is characterized in that further include water storage box (12), the storage
Water tank (12) is set on the pipeline that the electric T-shaped valve (11) is connect with user (14).
4. air-conditioning waste heat recovery system according to claim 3, which is characterized in that be equipped with water level in the water storage box (12)
Detector, the water level detector are electrically connected with electronic control unit (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721665554.9U CN207702683U (en) | 2017-12-04 | 2017-12-04 | A kind of air-conditioning waste heat recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721665554.9U CN207702683U (en) | 2017-12-04 | 2017-12-04 | A kind of air-conditioning waste heat recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207702683U true CN207702683U (en) | 2018-08-07 |
Family
ID=63024768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721665554.9U Expired - Fee Related CN207702683U (en) | 2017-12-04 | 2017-12-04 | A kind of air-conditioning waste heat recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207702683U (en) |
-
2017
- 2017-12-04 CN CN201721665554.9U patent/CN207702683U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180807 Termination date: 20181204 |