CN2763755Y - Lithium bromide absorption type double-effection waste heat used refrigerator for car - Google Patents
Lithium bromide absorption type double-effection waste heat used refrigerator for car Download PDFInfo
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- CN2763755Y CN2763755Y CN 200520022788 CN200520022788U CN2763755Y CN 2763755 Y CN2763755 Y CN 2763755Y CN 200520022788 CN200520022788 CN 200520022788 CN 200520022788 U CN200520022788 U CN 200520022788U CN 2763755 Y CN2763755 Y CN 2763755Y
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- pressure generator
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Abstract
The utility model relates to a lithium bromide absorption type double-effect refrigerator using car waste heat, which comprises an evaporator, an absorber, a high pressure generator, a low pressure generator, a condenser, a high temperature heat exchanger, a low temperature heat exchanger, a refrigerating pump, a solution pump, a jet exhauster and a U-shaped liquid seal pipe for reducing pressure and cooling temperature. Dilute solution is extracted from an absorber liquid bag by the solution pump to have pressurization, and the dilute solution flows out through A, B and C three pipelines. The A pipeline has heat exchange with high temperature solution of the low pressure generator through a low temperature heat exchanger pipe side, the B pipeline is shunted through the low temperature heat exchanger, the B pipeline flows to an engine hot water heat exchanger and a solution mixer to be mixed with high temperature dilute solution of a C pipeline high temperature heat exchanger, and B and C two paths flow to the high pressure generator into the absorber. The utility model makes full use of hot water in a car engine to carry out heat exchange to improve the energy refrigeration of a lithium bromide absorption type refrigerator, and the utility model realizes car air conditioning in summer and heating in winter through waste heat exchange at an outlet of an exhaust-gas heat exchanger of the car engine. And the people's life quality is improved.
Description
Technical field
The utility model belongs to the lithium-bromide absorption-type refrigerating machine technical field, specially refers to a kind of suction-type lithium bromide economic benefits and social benefits automotive residual heat refrigeration machine.
Background technology
Continuous development along with the kownledge economy and the new and high technology of society for energy savings, has become trend of the times.For reducing fuel consumption, further save energy and protect environment, reduce vehicle operating cost, be target to improve social benefit and economic benefit.Automobile is used the suction-type lithium bromide engine exhaust-powered refrigerator instead, replace original compression refrigerating machine, make full use of the hot water exchange heat of automobile engine, to improve energy refrigeration for lithium-bromide absorption-type refrigerating machine, and by with the exchange of the waste gas outlet waste heat of automobile engine, realize automobile summer air-conditioning and warming,, improved people's quality of life simultaneously to avoid the waste heat waste of automobile engine.Have the economic benefits and social benefits function, use economy, non-environmental-pollution, so, be very necessary for developing a kind of suction-type lithium bromide economic benefits and social benefits automotive residual heat refrigeration machine.
Summary of the invention
The purpose of this utility model: a kind of suction-type lithium bromide economic benefits and social benefits automotive residual heat refrigeration machine is provided, make full use of the utilizing waste heat for refrigeration of automobile engine, realize automobile summer air-conditioning and warming, to improve people's quality of life, have the economic benefits and social benefits function, use economy, non-environmental-pollution.To achieve these goals, the utility model adopts following technical proposals to realize: a kind of suction-type lithium bromide economic benefits and social benefits automotive residual heat refrigeration machine, the U type liquid sealing pipe that comprises evaporimeter, absorber, high pressure generator, low pressure generator, condenser, high-temperature heat-exchanging, cryogenic heat exchanger, refrigeration pump, solution pump, injector and decompression cooling, it is characterized in that: after extracting the weak solution pressurization by solution pump from absorber liquid capsule, divide A, B, three pipelines of C to flow out:
(1), the A pipeline is through the pyrosol heat exchange of cryogenic heat exchanger tube side and low pressure generator, after the high pressure generator heating, flowing to low pressure generator is sprayed, enter condenser by liquid baffle board, concentrated solution flows into the concentrated solution inflow absorber of cryogenic heat exchanger shell side heat exchange cooling through the outlet of low pressure generator;
(2), the B pipeline is shunted through cryogenic heat exchanger, the flow direction engine hot water heat exchanger mixes with the high temperature weak solution of C pipeline high-temperature heat-exchanging mutually with solution mixer, B, C two-way flow to high pressure generator, are sprayed the concentrated solution of shwoot through the high pressure generator outlet, with the heat exchange of elevated temperature heat parallel operation shell side, enter that absorber is sprayed, evaporimeter is converted to the weak solution inflow absorber by the refrigerant vapour of shwoot;
(3), the weak solution in high pressure generator is sprayed, heat release in the steam pipe that liquid baffle board enters the vapor collection gas bag flows to the copper pipe bundle of low pressure generator, heated weak solution enters condenser through liquid baffle board, entering evaporimeter through U type liquid sealing pipe is sprayed, through inner blower coil pipe road, compartment, enter evaporimeter by the refrigerant vapour of shwoot, inflow absorber.
Described evaporimeter is placed the palladium metal element with absorber in the prime that connects automatic pump drainage gas vacuum plant, effectively incoagulable gas is discharged outside the machine, keeps higher vacuum in the unit, and refrigeration unit is worked efficiently.The employing lithium bromide is an absorbent.
This refrigeration machine course of work:
A). extract weak solution pressurization back by solution pump from absorber liquid capsule and divide A, B, three pipelines of C to flow out.The A road enters the cryogenic heat exchanger tube side after regulating flow by control valve, and the high temperature concentrated solution with low pressure generator is advanced shell side and carried out exchange heat.Weak solution after the intensification is by pump pressure, flow in the tube bank of high pressure generator lower copper, being sprayed the high temperature weak solution of getting off by high pressure generator further heats, flow to after further heating up that low pressure generator sprays, shwoot, the refrigerant vapour that shwoot produces enters condenser by liquid barrier, be condensed into water as refrigerant, heat is blown out outside the machine by fan, the high temperature weak solution is when the low pressure generator shwoot, weak solution becomes concentrated solution after losing part moisture content, by the outlet of low pressure generator concentrated solution, flow into the cryogenic heat exchanger shell side, carry out heat exchange with the weak solution in the tube side.Concentrated solution after the cooling is by gravity inflow absorber spray.
B) after .B road weak solution is pressurizeed by the solution pump outlet, enter the engine thermal water-to-water heat exchanger by regulating flow, flow to solution mixer after utilizing engine high-temperature hot water heat temperature raising, mix with the high temperature weak solution that C road high-temperature heat-exchanging comes, the temperature of flow direction engine waste gas outlet is 800 ℃ together, be to utilize the maximum heat exchanger of engine waste heat amount further to heat up, solution temperature reaches 160 ℃, and the two strands of mixed solutions in C road, B road flow to high pressure generator spray, shwoot together.Concentrated solution behind the shwoot flows to the high-temperature heat-exchanging shell side through high pressure generator concentrated solution outlet, carry out exchange heat with 40 ℃ weak solution in the tube side, temperature is reduced to 55 ℃ of outflow high-temperature heat-exchangings and is entered the absorber spray after the heat exchange, absorb the refrigerant vapour of shwoot in the evaporimeter, the concentrated solution that has absorbed steam converts weak solution to and flows to absorber liquid capsule.The absorption heat that produces in absorption process and the latent heat of refrigerant vapour are absorbed the air-cooled fan of device and blow out outside the machine.
C). the temperature of the refrigerant vapour of weak solution spray shwoot is 160 ℃ in high pressure generator, enter the vapor collection gas bag through liquid barrier, flow to heat release in the low pressure generator copper pipe bundle by the steam pipe that joins with the gas collection bag, the outer weak solution of heating copper tube bundle produces two and imitates refrigerant vapour, the refrigerant vapour that produces enters condenser through liquid barrier, is condensed into the water as refrigerant heat of condensation and is blown out outside the machine from air-cooled tube bank by condenser fan.Exothermic water as refrigerant flows into the liquid capsule that catchments of condenser.Enter evaporimeter through the U-shaped tube sealing and once spray, produce cold effect.The water as refrigerant that sprays absorbs by the heat in the fan coil pipeline is brought evaporimeter chilled water copper pipe bundle in the compartment, make chilled water be cooled to 7 ℃, enter the compartment fan coil by the chilled water outlet pipe, cold wind is blown out the purpose of the temperature reduction that reaches in the compartment.Water as refrigerant behind the absorption heat under low pressure flashes into refrigerant vapour, and the concentrated solution that flows to spray in absorber and the absorber is mixed into weak solution, thereby finishes a working cycles.
D). the water as refrigerant that evaporates in evaporimeter collects in the water pond of evaporimeter bottom, is extracted out by cryogenic fluid pump and carries out secondary spraying, makes low-temperature receiver constantly send into the compartment through discharging fan housing.
Good effect of the present utility model: for reducing fuel consumption, further saving energy and protect environment, reduce vehicle operating cost, is target to improve social benefit and economic benefit.Automobile is used the suction-type lithium bromide engine exhaust-powered refrigerator instead, replace original compression refrigerating machine, make full use of the hot water exchange heat of automobile engine, to improve energy refrigeration for lithium-bromide absorption-type refrigerating machine, and by with the exchange of the exhaust-heat exchanger of automobile engine outlet waste heat, realize automobile summer air-conditioning and warming,, improved people's quality of life simultaneously to avoid the waste heat waste of automobile engine.Have the economic benefits and social benefits function, use economy, non-environmental-pollution.
Description of drawings
Fig. 1 provides structural representation of the present utility model.
Fig. 2 provides release fan housing structure schematic diagram of the present utility model.
The specific embodiment
Below provide embodiment according to Fig. 1, Fig. 2: a kind of suction-type lithium bromide economic benefits and social benefits automotive residual heat refrigeration machine comprises the U type liquid sealing pipe 11 of evaporimeter 1, absorber 2, high pressure generator 3, low pressure generator 4, condenser 5, high-temperature heat-exchanging 6, cryogenic heat exchanger 7, refrigeration pump 8, solution pump 9, injector 10 and decompression cooling.After the 12 extraction weak solution pressurizations of absorber liquid capsule, divide A, B, three pipelines of C to flow out by solution pump 9:
(1), the A pipeline is through the pyrosol heat exchange of cryogenic heat exchanger 7 tube sides and low pressure generator 4, after high pressure generator 3 heating, flow to low pressure generator 4 by refrigerant vapour, enter condenser 5 by liquid baffle board 13, concentrated solution is through the outlet of low pressure generator 4, flow into cryogenic heat exchanger 7 shell side heat exchanges, the concentrated solution inflow absorber 2 of cooling;
(2), the B pipeline is shunted by 7 through cryogenic heat exchanger, flow direction engine 15 hot water heat exchangers 21 mix with the high temperature weak solution of C pipeline high-temperature heat-exchanging 6 mutually with solution mixer 22, B, C two-way flow to high pressure generator 3, are sprayed the concentrated solution of shwoot through high pressure generator 3 outlets, with the 6 shell side heat exchanges of elevated temperature heat parallel operation, enter absorber 2 and converted to weak solution inflow absorber 2 by the refrigerant vapour of shwoot by spray, evaporimeter;
(3), the weak solution in high pressure generator 3 is sprayed, heat release in the steam pipe 17 that liquid baffle board 14 enters vapor collection gas bag 16 flows to the copper pipe bundle of low pressure generator 4, heated weak solution enters condenser through liquid baffle board 13, entering evaporimeter I through U type liquid sealing pipe 18 is sprayed, through inner blower coil pipe road, compartment 19, enter evaporimeter 1 by the refrigerant vapour of shwoot, inflow absorber 2.The employing lithium bromide is an absorbent.29,30 is that air-cooled tube bank, 31 is that chilled water outlet, 32 is that blast pipe, 34 is for discharging fan housing for power line connects post, 33.
Weak solution forms negative pressure in injector 10 entrance cavities under solution pump 9 pressure effects after entering injector.Utilize this negative pressuren zone that the incoagulable gas in the unit absorber 1 is extracted out, flow to gas-liquid separation chamber with weak solution and separate: thus higher vacuum in the unit kept, refrigeration unit is worked efficiently.
Can constitute the utility model according to above-mentioned making---a kind of suction-type lithium bromide economic benefits and social benefits automotive residual heat refrigeration machine.
Claims (3)
1. suction-type lithium bromide economic benefits and social benefits automotive residual heat refrigeration machine, the U type liquid sealing pipe that comprises evaporimeter, absorber, high pressure generator, low pressure generator, condenser, high-temperature heat-exchanging, cryogenic heat exchanger, refrigeration pump, solution pump, injector and decompression cooling, it is characterized in that: after extracting the weak solution pressurization by solution pump from absorber liquid capsule, divide A, B, three pipelines of C to flow out:
(1), the A pipeline is through the pyrosol heat exchange of cryogenic heat exchanger tube side and low pressure generator, after the high pressure generator heating, flowing to low pressure generator is sprayed, enter condenser by liquid baffle board, concentrated solution is through the outlet of low pressure generator, flow into the heat exchange of cryogenic heat exchanger shell side, the concentrated solution inflow absorber of cooling;
(2), the B pipeline is shunted through cryogenic heat exchanger, the flow direction engine hot water heat exchanger mixes with the high temperature weak solution of C pipeline high-temperature heat-exchanging mutually with solution mixer, B, C two-way flow to high pressure generator, are sprayed the concentrated solution of shwoot through the high pressure generator outlet, with the heat exchange of elevated temperature heat parallel operation shell side, enter that absorber is sprayed, evaporimeter is converted to the weak solution inflow absorber by the refrigerant vapour of shwoot;
(3), the weak solution in high pressure generator is sprayed, heat release in the steam pipe that liquid baffle board enters the vapor collection gas bag flows to the copper pipe bundle of low pressure generator, heated weak solution enters condenser through liquid baffle board, entering evaporimeter through U type liquid sealing pipe is sprayed, through inner blower coil pipe road, compartment, enter evaporimeter by the refrigerant vapour of shwoot, inflow absorber.
2. the cold machine of suction-type lithium bromide economic benefits and social benefits automotive residual heat is planted in the back according to claim 1, it is characterized in that: described evaporimeter is placed the palladium metal element with absorber in the prime that connects automatic pump drainage gas vacuum plant, effectively incoagulable gas is discharged outside the machine, keep higher vacuum in the unit, refrigeration unit is worked efficiently.
3. the cold machine of suction-type lithium bromide economic benefits and social benefits automotive residual heat is planted in the back according to claim 1, and it is characterized in that: the employing lithium bromide is an absorbent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520022788 CN2763755Y (en) | 2005-02-01 | 2005-02-01 | Lithium bromide absorption type double-effection waste heat used refrigerator for car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520022788 CN2763755Y (en) | 2005-02-01 | 2005-02-01 | Lithium bromide absorption type double-effection waste heat used refrigerator for car |
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| Publication Number | Publication Date |
|---|---|
| CN2763755Y true CN2763755Y (en) | 2006-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520022788 Expired - Fee Related CN2763755Y (en) | 2005-02-01 | 2005-02-01 | Lithium bromide absorption type double-effection waste heat used refrigerator for car |
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| CN (1) | CN2763755Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042746A (en) * | 2015-08-18 | 2015-11-11 | 周屹 | Pure water cooling and heating heat pump of air conditioner |
| CN106931678A (en) * | 2017-04-14 | 2017-07-07 | 双良节能系统股份有限公司 | Steam type first-class lithium bromide absorption type heat pump unit with refrigerating function |
| CN108621749A (en) * | 2018-05-14 | 2018-10-09 | 华中科技大学 | One kind being based on the gas-powered vehicle-mounted absorption type air conditioning system of tail |
| CN112178971A (en) * | 2020-09-30 | 2021-01-05 | 武汉理工大学 | Cold beam air conditioner device utilizing afterheat of cruise ship engine and solar energy |
-
2005
- 2005-02-01 CN CN 200520022788 patent/CN2763755Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042746A (en) * | 2015-08-18 | 2015-11-11 | 周屹 | Pure water cooling and heating heat pump of air conditioner |
| CN105042746B (en) * | 2015-08-18 | 2017-10-17 | 周屹 | Pure water is cold, warm air conditioner heat pump |
| CN106931678A (en) * | 2017-04-14 | 2017-07-07 | 双良节能系统股份有限公司 | Steam type first-class lithium bromide absorption type heat pump unit with refrigerating function |
| CN108621749A (en) * | 2018-05-14 | 2018-10-09 | 华中科技大学 | One kind being based on the gas-powered vehicle-mounted absorption type air conditioning system of tail |
| CN108621749B (en) * | 2018-05-14 | 2020-07-10 | 华中科技大学 | Vehicle-mounted absorption type air conditioning system based on tail gas drive |
| CN112178971A (en) * | 2020-09-30 | 2021-01-05 | 武汉理工大学 | Cold beam air conditioner device utilizing afterheat of cruise ship engine and solar energy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060308 |