CN109353181A - A kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat - Google Patents
A kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat Download PDFInfo
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- CN109353181A CN109353181A CN201810919819.6A CN201810919819A CN109353181A CN 109353181 A CN109353181 A CN 109353181A CN 201810919819 A CN201810919819 A CN 201810919819A CN 109353181 A CN109353181 A CN 109353181A
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- regenerator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/02—Moistening ; Devices influencing humidity levels, i.e. humidity control
- B60H3/024—Moistening ; Devices influencing humidity levels, i.e. humidity control for only dehumidifying the air
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of efficient multi-mode operation air-conditioning systems utilized based on automotive residual heat, in air supply duct from air inlet to air outlet, dehumidifier, evaporator, air adjusting damper and heater are set gradually, exhaust duct is interior from air inlet to exhaust outlet, sets gradually condenser and regenerator；Connect compressor and expansion valve among evaporator and condenser, form refrigerant circulating passage；The solution discharge tube road of dehumidifier bottom sequentially passes through solution heat exchanger and solution heater, then the top inlet of regenerator is extended to, the solution discharge tube road of regenerator bottoms sequentially passes through solution heat exchanger and solution cooler, then the top inlet for extending to dehumidifier, ultimately forms solution circulation path；The refrigerant line for connecting expansion valve and evaporator passes through solution cooler, and the inlet pipeline of heater passes through solution heater.This system can solve air conditioner cold-heat cancellation problem in the case of the low temperatures high humility such as rainy day, achieve the purpose that energy conservation and improve comfort.
Description
Technical field
The present invention relates to a kind of efficient multi-mode operation air-conditioning systems utilized based on automotive residual heat, belong to air conditioning for automobiles system
System technical field.
Background technique
Traditional air conditioning for automobiles is made of evaporator, heater, blower, compressor, condenser, expansion valve etc., main
Operating mode has refrigeration mode, heating mode.Under orthodox car air conditioner refrigerating mode, blower causes air flow through evaporator cooling,
Low temperature and low humidity air after dehumidification by condensation is sent into after heated device heating interior from different air outlets again；Orthodox car air-conditioning heating
Under mode, blower makes cold air exchange heat by heat exchanger and engine cooling water, and the air after heating is sent into from different air outlets
It is interior.In the rainy day, air themperature processed is not high but humidity is very big, in order to meet the requirement of occupant's comfort, and
Prevent windshield condensation, it is still necessary to open air conditioner dehumidification mode, this mode reheats the air after cooling and dehumidifying, cold
Heat, which is offset, causes automobile energy consumption height, oil consumption big.In addition, the steam in air forms condensed water in the evaporator surface of air-conditioning, it is
The breeding of microorganism provides condition, is contaminated fresh air.
Summary of the invention
Goal of the invention: in order to solve the above-mentioned technical problems, the present invention provides a kind of utilized based on automotive residual heat it is efficient
Multi-mode operation air-conditioning system, this system have plurality of operating modes, can solve air-conditioning in the case of the low temperatures high humility such as rainy day
Cold-hot counteraction problem achievees the purpose that energy conservation and improves comfort.
Technical solution: to achieve the goals above, the invention adopts the following technical scheme:
A kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat, including air supply duct and exhaust duct,
In the air supply duct, from air inlet to air outlet, dehumidifier, evaporator, air adjusting damper and heater, institute are set gradually
It states in exhaust duct, from air inlet to exhaust outlet, sets gradually condenser and regenerator；
Connect compressor and expansion valve among the evaporator and condenser, form refrigerant circulating passage；The dehumidifying
The solution discharge tube road of device bottom sequentially passes through solution heat exchanger and solution heater, then extends to the top feed liquor of regenerator
Mouthful, the solution discharge tube road of regenerator bottoms sequentially passes through solution heat exchanger and solution cooler, then extends to dehumidifier
Top inlet ultimately forms solution circulation path；The refrigerant line for connecting expansion valve and evaporator passes through solution cooler,
The inlet pipeline of heater passes through solution heater；
The compressor, expansion valve and solution heater are set in exhaust duct, and solution cooler is set to air supply duct
Interior, solution heat exchanger is set to outside pipeline.
The air inlet of the air supply duct is equipped with the first blower, and the air inlet of exhaust duct is equipped with the second blower.
The solution discharge tube road starting point of the dehumidifier bottom is equipped with the first solution pump, and the solution of regenerator bottoms is discharged
Pipeline starting point is equipped with the second solution pump.
The cooling water inlet pipe road of the engine pass through solution cooler, cooling water outlet pipe road connect heater into
Water lines simultaneously pass through solution heater, and Engine exhaust pipeline also passes through solution heater.
The air adjusting damper can change air flow channel, i.e. control air passes through or sent without heater
Wind.
The expansion valve is the electric expansion valve that can adjust evaporating pressure.
The dehumidifier, the first solution pump, solution heat exchanger, solution cooler, regenerator, the second solution pump, solution add
Hot device forms solution dehumidification regeneration cycle circuit.
The air supply duct, the first blower, dehumidifier, evaporator, air adjusting damper, heater form air-conditioning pipe
Road.
The exhaust duct, the second blower, condenser, regenerator form exhaust pipeline.
The evaporator, compressor, condenser, expansion valve, solution cooler form steam compression type refrigeration circulation loop.
In order to solve the problems, such as the cold-hot counteraction that dehumidifies existing for orthodox car air-conditioning, the present invention is by solution dehumidification technology and tradition
Automobile air conditioning technology combine, have plurality of operating modes: processing low temperature damp atmosphere when open independent dehumidification mode,
Air only needs to dehumidify by dehumidifier, and cooling system system is not necessarily to work at this time, energy-efficient；It is empty to handle high-temperature high humility
Dehumidifying and cooling mode is opened when gas, air first passes through dehumidifier dehumidifying, then cools down through evaporator, this operational mode improves circulation
Evaporating temperature, improve air handling system entirety efficiency；Refrigeration mode, air are opened when handling high-temperature low humidity air
Cool down through evaporator；Heating mode, the heated device heat temperature raising of air are opened when handling low temperature air.The present invention can solve to pass
In addition to this cold-hot counteraction problem existing for air conditioning for automobiles of uniting completes air dewetting using solution moisture absorption, prevents evaporator surface
Condensed water is generated, germ has been eradicated and has bred condition, system health improves.
The utility model has the advantages that compared with the existing technology, present system has the advantage that
1. the evaporating temperature of orthodox car air-conditioning system is generally 5 DEG C, to realize the dehumidifying and cooling of air, reach requirement
Ventilation state point.For the present invention by the way that solution dehumidification technology and traditional automobile air conditioning technology are harmonious, air humidity passes through liquid
Body dehumidifying circulation is adjusted, and is realized air humidity processing, then dry type cooling is carried out by evaporator, due to air-conditioning temperature one
As require 18-20 DEG C, therefore evaporating temperature only needs 15 DEG C or so.This technique improves evaporating temperatures, improve air conditioning
System entirety efficiency.
2. the present invention completes air dewetting using solution moisture absorption, the generation of evaporator surface condensed water is prevented, has eradicated disease
Bacterium breeds condition, and solution itself can also effectively eliminate a variety of germs and viruses, and system health improves；The present invention utilizes engine
The regeneration of cooling water heat drive solution, efficiently uses motive cooling water heat, and energy saving of system improves.
3. air themperature processed is not high but humidity is very big in the rainy day, in order to meet wanting for occupant's comfort
Seek and prevent windshield condensation, it is still necessary to open air conditioner dehumidification mode, this mode add again to the air after cooling and dehumidifying
Heat, cold-hot counteraction cause automobile energy consumption height, oil consumption big.The present invention can effectively solve the problems, such as this, be suitable for high humility weather more
It may extend to high humility area, there is good energy-saving potential.
Detailed description of the invention
Fig. 1 is the concrete structure schematic diagram of the efficient multi-mode operation air-conditioning system of the present invention.
Specific embodiment
Below with reference to specific example, the present invention is furture elucidated.
A kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat, as shown in Figure 1, including air supply duct 8
With exhaust duct 17, in air supply duct 8, from air inlet to air outlet, dehumidifier 1, evaporator 10, air conditioning wind are set gradually
Door 11 and heater 12 in exhaust duct 17, from air inlet to exhaust outlet, sets gradually condenser 14 and regenerator 5；
Evaporator 10 and the intermediate connect compressor 13 of condenser 14 and expansion valve 15 form refrigerant circulating passage；Dehumidifying
The solution discharge tube road of 1 bottom of device sequentially passes through solution heat exchanger 3 and solution heater 7, then extends to the top of regenerator 5
The solution discharge tube road of inlet, 5 bottom of regenerator sequentially passes through solution heat exchanger 3 and solution cooler 4, then extends to and removes
The top inlet of wet device 1, ultimately forms solution circulation path；Connection expansion valve 15 and the refrigerant line of evaporator 10 pass through
The inlet pipeline of solution cooler 4, heater 12 passes through solution heater 7；
Compressor 13, expansion valve 15 and solution heater 7 are set in exhaust duct 17, and solution cooler 4 is set to air-supply
In pipeline 8, solution heat exchanger 3 is set to outside pipeline.
The air inlet of air supply duct 8 is equipped with the first blower 9, and the air inlet of exhaust duct 17 is equipped with the second blower 16.
The solution discharge tube road starting point of 1 bottom of dehumidifier is equipped with the first solution pump 2, and the solution of 5 bottom of regenerator is discharged
Pipeline starting point is equipped with the second solution pump 6.
The cooling water inlet pipe road of engine 18 passes through solution cooler 4, and cooling water outlet pipe road connects heater 12
Inlet pipeline simultaneously passes through solution heater 7, and Engine exhaust pipeline 19 also passes through solution heater 7.
Air adjusting damper 11 can change air flow channel, i.e. control air passes through or sent without heater 12
Wind；Expansion valve 15 is the electric expansion valve that can adjust evaporating temperature.
Dehumidifier 1, the first solution pump 2, solution heat exchanger 3, solution cooler 4, regenerator 5, the second solution pump 6, solution
Heater 7 forms solution dehumidification regeneration cycle circuit.
Air supply duct 8, the first blower 9, dehumidifier 1, evaporator 10, air adjusting damper 11, heater 12 form air-conditioning
Air supply pipeline.
Exhaust duct 17, the second blower 16, condenser 14, regenerator 5 form exhaust pipeline.
Evaporator 10, compressor 13, condenser 14, expansion valve 15, solution cooler 4 form steam compression type refrigeration circulation
Circuit.
The course of work and principle of present system are as follows:
(1) dehumidifying and cooling mode is opened when handling high-temperature damp atmosphere, under this mode:
In solution dehumidification regeneration cycle circuit, the high temperature concentrated solution from regenerator 5 under the driving of the second solution pump 6,
It exchanges heat through solution heat exchanger 3 and the low temperature weak solution from dehumidifier 1, after solution cooler 4 and throttling are flowed through after pre-cooled
The heat exchange of cryogenic refrigeration working medium enters dehumidifier 1 after becoming low temperature concentrated solution after heat release, and countercurrent spray, which carries out dehumidifying to air, to be become
Low temperature weak solution.The low temperature weak solution that dehumidifier 1 flows out is under the driving of the first solution pump 2, through solution heat exchanger 3 and from again
The pyrosol heat exchange of raw device 5, flows through solution heater 7 after preheated and engine cooling water exchanges heat, and becomes high temperature after heat absorption
Enter 5 countercurrent spray of regenerator after weak solution.Air from the second blower 16 first pass through condenser 14 enter back into regenerator 5 with
High temperature weak solution carries out caloic exchange and takes away solution moisture content testing, and solution becomes high temperature concentrated solution, so recycles.
In air-conditioning pipeline, air adjusting damper 11 is closed, and by the effect of the first blower 9, the outer air of vehicle enters dehumidifying
Device 1 flows through the cooling of evaporator 10 after dehumidifying, and it is warm and humid to be sent into interior adjusting in-vehicle air through processed low temperature and low humidity air
Degree.
In exhaust pipeline, by the effect of the second blower 16, air flows through condenser 14 and absorbs the heat that refrigerant is released, then
The moisture in high temperature weak solution is taken away into regenerator 5, becomes high temperature and humidity air and drains into outside vehicle.
In steam compression type refrigeration circulation loop, the high temperature dry air that evaporator 10 sends solution moisture removing device 1 cools down, system
Cryogen absorbs supreme through 13 adiabatic compression of compressor after the heat of the high temperature dry air from solution moisture removing device 1 in the vaporizer 10
The state of warm high pressure, high-temperature high-pressure refrigerant in condenser 14 to the air exothermic condensation from the second blower 16, then through swollen
It exchanges heat with the high temperature concentrated solution from solution heat exchanger 3 through solution cooler 4 after swollen 15 throttling expansion to low temperature of valve
It is sent into evaporator 10 with air heat-exchange, so recycles afterwards.
(2) independent dehumidification mode is opened when handling low temperature damp atmosphere, under this mode:
Vapour compression refrigeration system is without opening.
In solution dehumidification regeneration cycle circuit, the high temperature concentrated solution from regenerator 5 under the driving of the second solution pump 6,
It exchanges heat through solution heat exchanger 3 and the low temperature weak solution from dehumidifier 1, becomes after 4 heat release of solution cooler is flowed through after pre-cooled
Enter dehumidifier 1 after low temperature concentrated solution, countercurrent spray, which carries out dehumidifying to air, becomes low temperature weak solution.Dehumidifier 1 flows out low
Warm weak solution exchanges heat under the driving of the first solution pump 2 through solution heat exchanger 3 and the pyrosol from regenerator 5, preheated
After flow through solution heater 7 and engine cooling water and exchange heat, become after heat absorption and enter regenerator 5 after high temperature weak solution and countercurrently spray
Leaching.Air from the second blower 16, which first passes through condenser 14 and enters back into regenerator 5 and high temperature weak solution and carry out caloic, exchanges band
Solution moisture content testing is walked, solution becomes high temperature concentrated solution, so recycles.
In air-conditioning pipeline, air adjusting damper 11 is closed, and by the effect of the first blower 9, the outer air of vehicle enters dehumidifying
Device 1 dehumidifies, and is sent into interior adjusting in-vehicle air temperature and humidity through processed low temperature and low humidity air.
In exhaust pipeline, by the effect of the second blower 16, air enters regenerator 5 and takes away moisture in high temperature weak solution,
Become high temperature and humidity air to drain into outside vehicle.
(3) refrigeration mode is opened when handling high-temperature low humidity air, under this mode:
Solution dehumidification regenerative system is without opening.
In air-conditioning pipeline, air adjusting damper 11 is closed, and by the effect of the first blower 9, the outer air stream of vehicle is through evaporating
Device 10 cools down.Interior adjusting in-vehicle air temperature and humidity is sent into through processed low temperature and low humidity air.
In exhaust pipeline, by the effect of the second blower 16, after air flows through the heat that condenser 14 absorbs refrigerant releasing
It drains into outside vehicle.
In steam compression type refrigeration circulation loop, the high temperature dry air that evaporator 10 sends solution moisture removing device 1 cools down, system
Cryogen absorbs supreme through 13 adiabatic compression of compressor after the heat of the high temperature dry air from solution moisture removing device 1 in the vaporizer 10
The state of warm high pressure, high-temperature high-pressure refrigerant in condenser 14 to the air exothermic condensation from the second blower 16, then through swollen
Swollen 15 throttling expansion of valve to low temperature is sent into evaporator 10 and air heat-exchange, so circulation.
(4) heating mode is opened when handling low temperature air, under this mode:
In air-conditioning pipeline, air adjusting damper 11 is opened, and by the effect of the first blower 9, the outer air stream of vehicle is heated
Device 12 absorbs the heat heating of engine cooling water, is sent into interior adjusting in-vehicle air temperature through processed high temperature air.
Preferably, the solution for entering regenerator 5 is heated in the solution dehumidification regeneration cycle circuit low
Position heat source is automobile engine cooling water (the cooling water outlet pipe road of engine 18), or the tail gas (hair of motor vehicle emission
The tail gas that motivation gas exhaust piping 19 discharges)；The cold source cooling to the solution for entering dehumidifier 1 is in steam compression cycle through throttling
Refrigerant (refrigerant line of connection expansion valve 15 and evaporator 10) afterwards, or cooling water car be (engine 18
Cooling water inlet pipe road).
Claims (7)
1. a kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat, which is characterized in that including air supply duct (8)
With exhaust duct (17), the air supply duct (8) is interior, from air inlet to air outlet, sets gradually dehumidifier (1), evaporator
(10), air adjusting damper (11) and heater (12), the exhaust duct (17) is interior, from air inlet to exhaust outlet, successively sets
Set condenser (14) and regenerator (5)；
The evaporator (10) and the intermediate connect compressor (13) of condenser (14) and expansion valve (15), it is logical to form refrigerant circulation
Road；The solution discharge tube road of dehumidifier (1) bottom sequentially passes through solution heat exchanger (3) and solution heater (7), then prolongs
The long top inlet to regenerator (5), the solution discharge tube road of regenerator (5) bottom sequentially pass through solution heat exchanger (3) and
Solution cooler (4) then extends to the top inlet of dehumidifier (1), ultimately forms solution circulation path；Connect expansion valve
(15) solution cooler (4) are passed through with the refrigerant line of evaporator (10), the inlet pipeline of heater (12) adds across solution
Hot device (7).
2. the efficient multi-mode operation air-conditioning system according to claim 1 utilized based on automotive residual heat, which is characterized in that
The compressor (13), expansion valve (15) and solution heater (7) are set in exhaust duct (17), and solution cooler (4) is set
In air supply duct (8), solution heat exchanger (3) is set to outside pipeline.
3. the efficient multi-mode operation air-conditioning system according to claim 1 utilized based on automotive residual heat, which is characterized in that
The air inlet of the air supply duct (8) is equipped with the first blower (9), and the air inlet of exhaust duct (17) is equipped with the second blower (16).
4. the efficient multi-mode operation air-conditioning system according to claim 1 utilized based on automotive residual heat, which is characterized in that
The solution discharge tube road starting point of dehumidifier (1) bottom is equipped with the first solution pump (2), and the solution of regenerator (5) bottom is arranged
Pipeline starting point is equipped with the second solution pump (6) out.
5. the efficient multi-mode operation air-conditioning system according to claim 1 utilized based on automotive residual heat, which is characterized in that
The cooling water inlet pipe road of the engine (18) passes through solution cooler (4), and cooling water outlet pipe road connects heater (12)
Inlet pipeline and pass through solution heater (7), Engine exhaust pipeline (19) also pass through solution heater (7).
6. the efficient multi-mode operation air-conditioning system according to claim 1 utilized based on automotive residual heat, which is characterized in that
The air adjusting damper (11) can change air flow channel, i.e. control air passes through or sent without heater (12)
Wind.
7. the efficient multi-mode operation air-conditioning system according to claim 1 utilized based on automotive residual heat, which is characterized in that
The expansion valve (15) is the electric expansion valve that can adjust evaporating pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810919819.6A CN109353181A (en) | 2018-08-13 | 2018-08-13 | A kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810919819.6A CN109353181A (en) | 2018-08-13 | 2018-08-13 | A kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat |
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| Publication Number | Publication Date |
|---|---|
| CN109353181A true CN109353181A (en) | 2019-02-19 |
Family
ID=65349956
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810919819.6A Pending CN109353181A (en) | 2018-08-13 | 2018-08-13 | A kind of efficient multi-mode operation air-conditioning system utilized based on automotive residual heat |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2395776A (en) * | 2002-11-06 | 2004-06-02 | Denso Corp | Vehicle air conditioner having a refrigerant cycle with heating function |
| KR20140061716A (en) * | 2012-11-14 | 2014-05-22 | 현대자동차주식회사 | A dehumidifying hybrid aircondition system |
| CN203928222U (en) * | 2014-04-17 | 2014-11-05 | 浙江海洋学院 | Ship Waste Heat solution dehumidification energy-saving type air conditioner |
| KR20150096830A (en) * | 2014-02-17 | 2015-08-26 | 한온시스템 주식회사 | Air conditioner for vehicle |
| CN106705300A (en) * | 2016-12-30 | 2017-05-24 | 南京师范大学 | Composite type air conditioning device and conditioning method thereof |
-
2018
- 2018-08-13 CN CN201810919819.6A patent/CN109353181A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2395776A (en) * | 2002-11-06 | 2004-06-02 | Denso Corp | Vehicle air conditioner having a refrigerant cycle with heating function |
| KR20140061716A (en) * | 2012-11-14 | 2014-05-22 | 현대자동차주식회사 | A dehumidifying hybrid aircondition system |
| KR20150096830A (en) * | 2014-02-17 | 2015-08-26 | 한온시스템 주식회사 | Air conditioner for vehicle |
| CN203928222U (en) * | 2014-04-17 | 2014-11-05 | 浙江海洋学院 | Ship Waste Heat solution dehumidification energy-saving type air conditioner |
| CN106705300A (en) * | 2016-12-30 | 2017-05-24 | 南京师范大学 | Composite type air conditioning device and conditioning method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 张小松、殷勇高、曹毅然: "蓄能型液体除湿冷却空调系统的建立与实验研究", 《工程热物理学报》 * |
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Application publication date: 20190219 |