CN204165272U - A kind of air-conditioner utilizing engine waste heat to drive - Google Patents
A kind of air-conditioner utilizing engine waste heat to drive Download PDFInfo
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- CN204165272U CN204165272U CN201420569158.6U CN201420569158U CN204165272U CN 204165272 U CN204165272 U CN 204165272U CN 201420569158 U CN201420569158 U CN 201420569158U CN 204165272 U CN204165272 U CN 204165272U
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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
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Abstract
The utility model provides a kind of air-conditioner utilizing engine waste heat to drive, and comprising: generator 1, injector 2, regenerator 4, condenser 5, forecooler 6, heat exchanger 8, heat pipe 13.The utility model solves cold and heat supply problem required for locomotive by recycling machine car engine recirculated cooling water and the used heat of the tail gas given off, and reduces engine energy consumption, reduces waste heat discharge amount, stablizes locomotive power performance; This air-conditioner is compared with the power-actuated vapor compression refrigeration system of conventional locomotive, and not consume fuel, system architecture is simple.Compared with the absorption refrigeration of locomotive waste heat driven and adsorption refrigeration technique, separate them and cannot supply heat problem, and this air-conditioner has that structure is simple, cost is low, the reliable advantage such as stable, more meets practical requirement, has broad prospect of application.
Description
Technical field
The utility model relates to a kind of air-conditioner utilizing engine waste heat to drive, and belongs to locomotive refrigerating/heating technical field.
Background technology
Along with the development of Domestic Automotive Industry, energy consumption of vehicles grows with each passing day, and the energy-saving and emission-reduction problem of vehicle is also more and more concerned.But, about 35% ~ 40% is generally with the utilization ratio of institute's consume fuel of existing diesel locomotive engine, the energy accounting for heat output of fuel more than 50% is discharged in air by cycle of engine cooling water and tail gas with waste heat form, if can reclaim and utilize this part waste heat to drive refrigeration (heating) system to be locomotive cooling or heat supply, great energy-conserving and environment-protective meaning will be had.
Current locomotive air conditioner is mainly by the power Direct driver of engine, and this kind of air-conditioner increases locomotive energy consumption, is not energy-conservation, also can causes during locomotive driving and occur because of air-conditioner work problems such as being short of power.The refrigeration modes of locomotive air conditioner device is mainly that cold-producing medium consumes mechanical power (or electric energy) vapor-compression cycle realization refrigeration with freon, and utilize another set of heat-exchange system heat supply, that is, existing locomotive cooling or heating system are completely independently two cover systems.
In order to improve efficiency of energy utilization, the normal engine waste heat that adopts drives absorption refrigeration and adsorption refrigeration technique to realize refrigeration mode at present, but but to there is liquid fluctuating that locomotive driving occurs in absorption refrigeration cause thrashing problems, solution filling quantity and unit volume is bigger than normal is applied to locomotive air conditioner also to absorption refrigeration technology to bring difficulty simultaneously; Absorption refrigeration disadvantage takes up room exactly and causes more greatly it to be difficult to move towards practical on locomotive, and especially these two kinds of technology often can only realize refrigeration mode, still needs to solve how to realize for heat problem.
Locomotive engine High-temperature cooling water entrance water temperature is respectively 70 ~ 75 DEG C and 80 ~ 85 DEG C, the heat taken away accounts for about 30% of heat output of fuel, and the amount of stored heat of this part high-temperature cooling water can meet when locomotive stops or idling time the supply of a part of heat, in addition, the heat transfer coefficient of water is large, can relative decrease heat exchanger heat exchange area, be conducive to the layout of air-conditioning equipment on locomotive.The feature of the engine exhaust heat of locomotive is that delivery temperature is high, considers the dew point corrosion problem of acidic oxide in exhaust, and available exhaust heat minimum temperature is about 130 DEG C, and corresponding available energy accounts for about 20% of heat output of fuel.Because the coefficient of heat transfer of waste gas is less, waste gas afterheat recovery unit needs larger heat exchange area, and this is unfavorable to the layout of air-conditioning equipment.And waste-heat recovery device can't increase pressure at expulsion, in order to avoid affect the performance of locomotive engine, this adds increased the difficulty utilizing locomotive waste waste heat.
Have an application number 201010185338.0, denomination of invention is the utility model patent of " combined power and refrigeration cycle system of absorption steam turbine ", discloses a kind of combined power and refrigeration cycle system of absorption steam turbine, comprises steam turbine, evaporimeter, absorber and generator.This invention can utilize waste-heat power generation as electric power supply, and a large amount of cold also can be provided for cooling.But this invention can only realize refrigeration, can not realize heating, and have a few place to be will to heat release in environment in this invention, this not only wastes very large heat, does not make full use of, and causes thermal pollution to environment.
Utility model content
The purpose of this utility model is to provide a kind of air-conditioner utilizing engine waste heat to drive, in order to solve the problem that existing air-conditioner can not make full use of heat energy and can not realize refrigerating/heating two kinds of functions.
For achieving the above object, scheme of the present utility model comprises: a kind of air-conditioner utilizing engine waste heat to drive, comprising: generator 1, injector 2, first control valve 3, regenerator 4, condenser 5, forecooler 6, heat exchanger 8, second control valve 9, the 3rd control valve 10, heat pipe 13.Heat pipe 13 connects generator 1, and generator 1 connects the input of injector 2; The output of injector 2 draws primary path, and on primary path, the output of injector 2 connects the input of the steam passage of regenerator 4, condenser 5, the fluid path of forecooler 6, heat exchanger 8, the 3rd control valve 10, injector 2 successively.Draw the first branch road between heat exchanger 8 and the 3rd control valve 10, the first branch road is connected with the driving fluid arrival end of the gas passage of forecooler 6, injector 2 in turn, the first branch road is provided with the second control valve 9.The second branch road is drawn between the fluid path of condenser 5 and forecooler 6, second branch road is connected with the fluid inlet end of the fluid path of regenerator 4, generator 1 in turn, the primary path between the junction of the second branch road and primary path and injector 2 is provided with the first control valve 3.
Primary path between the junction of the second branch road and primary path and heat exchanger 8 is provided with the 4th control valve 7; 4th control valve 7 and the 3rd branch road of drawing between heat exchanger 8 for being connected with the second branch road, the 3rd branch road is provided with the 5th control valve 11; The second branch road between the junction of the second branch road and the 3rd branch road and the fluid inlet end of generator 1 is provided with circulating pump 12, and the second branch road is connected the liquid inhalation port of circulating pump 12 with the junction of the 3rd branch road.
5th control valve 11 is check valve, and the flow direction is the second branch road direction.
The utility model is used for freezing and release heat by utilization absorption heat and is used for heating, and takes full advantage of the used heat of locomotive, has saved the energy, protected environment, and realize the utilization again of energy.And, by arranging control valve, utilize the selective break-make of control valve, by means of other devices effect separately in device, achieve a device can be used for freezing and heating two functions, avoid locomotive install simultaneously two devices realize refrigeration and heat, saved the space of locomotive, avoided and take too many locomotive spacial influence locomotive operation performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in more detail.
The utility model provides a kind of air-conditioner utilizing engine waste heat to drive, and comprising: generator 1, injector 2, first control valve 3, regenerator 4, condenser 5, forecooler 6, heat exchanger 8, second control valve 9, the 3rd control valve 10, heat pipe 13; Heat pipe 13 connects generator 1, and generator 1 connects the input of injector 2; The output of injector 2 draws primary path, primary path connects successively the input of the steam passage of regenerator 4, condenser 5, the fluid path of forecooler 6, heat exchanger 8, the 3rd control valve 10, injector 2; Draw the first branch road between heat exchanger 8 and the 3rd control valve 10, the first branch road is connected with the driving fluid arrival end of the gas passage of forecooler 6, injector 2 in turn, the first branch road is provided with the second control valve 9; The second branch road is drawn between the fluid path of condenser 5 and forecooler 6, second branch road is connected with the fluid inlet end of the fluid path of regenerator 4, generator 1 in turn, the primary path between the junction of the second branch road and primary path and injector 2 is provided with the first control valve 3.
Based on above technical scheme, by reference to the accompanying drawings, a next detailed description of the invention is provided.
As shown in Figure 1, one end of pulsating heat pipe 13 to be placed in generator 1 and the liquid be submerged in generator 1, and the other end is placed in engine exhaust pipe 14 and cooling water tank of engine 15 respectively.
Generator 1 connects the input of injector 2, and the output of injector 2 connects the input of the steam passage of regenerator 4, condenser 5, the fluid path of forecooler 6, the 4th control valve 7, heat exchanger 8, the 3rd control valve 10, injector 2 successively through the first control valve 3.Draw the first branch road between heat exchanger 8 and the 3rd control valve 10, the first branch road connects the gas passage of forecooler 6, the driving fluid arrival end of injector 2 successively through the second control valve 9.The second branch road is drawn between the fluid path of condenser 5 and forecooler 6, the 3rd branch road is drawn between 4th control valve 7 and heat exchanger 8,3rd branch road is communicated with the second branch road, connect the liquid stream inbound port of circulating pump 12 after being communicated with, the fluid exit port of circulating pump 12 connects the fluid inlet end of the fluid path of regenerator 4, generator 1 successively.It is check valve that 3rd branch road arranges the 5th control valve the 11, five control valve 11, and the flow direction is the second branch road direction.
This air-conditioner utilizing engine waste heat to drive has refrigeration and heats two kinds of patterns.
In cooling mode, the first control valve 3, second control valve 9, the 4th control valve 7 are opened, and the 3rd control valve 10, the 5th control valve 11 are closed, and circulating pump 12 works.As shown in Figure 1, in cooling mode, engine exhaust pipe 14 and cooling water tank of engine 15 heat pulsating heat pipe 13 lower end, in pulsating heat pipe 13, working medium goes upward to pulsating heat pipe 13 upper end after heat vaporized, liquid in pulsating heat pipe 13 upper end working medium heating generator 1, again flow into pulsating heat pipe 13 lower end through Action of Gravity Field after being condensed into liquid working substance after pulsating heat pipe 13 upper steam release heat, again heated by engine exhaust pipe 14 and cooling water tank of engine 15 and vaporize, so recycle.Liquid refrigerant in generator 1, for R600a, heat through pulsating heat pipe 13 and be vaporizated into HTHP R600a steam, this steam enters injector 2 as working steam, be combined into the low-pressure steam carrying out automatic heat-exchanger 8 and press R600a steam into middle, enter the steam passage of regenerator 4 afterwards, namely flow into condenser 5 after the heat release of high temperature side path again and be condensed into liquid R600a.The liquid R600a be condensed into from condenser 5 is divided into two branch roads, wherein a part of liquid R600a through the fluid path of forecooler 6 cross cold after become low-temperature low-pressure refrigerant, then enter heat exchanger 8 absorb heat and be vaporizated into R600a steam, carry out the R600a steam of automatic heat-exchanger 8 in the gas passage of forecooler 6, namely become low-pressure steam in low-pressure side path after heat absorption and suck in injector 2; Then be inhaled into circulating pump 12 after pressurization from the liquid R600a of another part of condenser 5 outflow, at the fluid path of regenerator 4, be namely admitted to generator 1 after heat absorption in low temperature side path, so far complete a complete refrigerative circle system.
In a heating mode, the 3rd control valve 10 is opened, and the first control valve 3, second control valve 9 cuts out, and circulating pump 12 works.Engine exhaust pipe 14 and cooling water tank of engine 15 heat pulsating heat pipe 13 lower end, in pulsating heat pipe 13, liquid refrigerant goes upward to pulsating heat pipe 13 upper end after heat vaporized, liquid in pulsating heat pipe 13 upper end working medium heating generator 1, again pulsating heat pipe 13 lower end is flowed into through Action of Gravity Field after being condensed into liquid working substance after pulsating heat pipe 13 upper steam release heat, again heated by engine exhaust pipe 14 and cooling water tank of engine 15 and vaporize, so recycle.In generator 1, liquid R600a heats through pulsating heat pipe 13 and is vaporizated into HTHP R600a steam, this R600a steam enters heat exchanger 8 release heat and after being condensed into liquid R600a, liquid R600a flows back to generator 1 two kinds of paths: first, 3rd control valve cuts out, check valve 11 is opened, liquid R600a sucks through the circulating pump 12 of the 3rd branch road, and then flows in generator 1; Second, four control valve is opened, and check valve 11 is closed, and liquid R600a is sucked by circulating pump 12 after the fluid path of forecooler 6, and then flows in generator 1.So far complete one and completely heat cyclic process.
Be presented above concrete embodiment, but the utility model is not limited to described embodiment.Basic ideas of the present utility model are above-mentioned basic scheme, and for those of ordinary skill in the art, according to instruction of the present utility model, designing the model of various distortion, formula, parameter does not need to spend creative work.The change carried out embodiment when not departing from principle of the present utility model and spirit, amendment, replacement and modification still fall in protection domain of the present utility model.
Claims (3)
1. the air-conditioner utilizing engine waste heat to drive, it is characterized in that, described air-conditioner comprises: generator (1), injector (2), the first control valve (3), regenerator (4), condenser (5), forecooler (6), heat exchanger (8), the second control valve (9), the 3rd control valve (10), heat pipe (13); Described heat pipe (13) connects generator (1), and described generator (1) connects the input of injector (2); The output of injector (2) draws primary path, and on described primary path, the output of injector (2) connects the input of the steam passage of regenerator (4), condenser (5), the fluid path of forecooler (6), heat exchanger (8), the 3rd control valve (10), injector (2) successively; The first branch road is drawn between described heat exchanger (8) and the 3rd control valve (10), described first branch road is connected with the driving fluid arrival end of the gas passage of forecooler (6), injector (2) in turn, the first branch road is provided with the second control valve (9); The second branch road is drawn between the fluid path of described condenser (5) and forecooler (6), described second branch road is connected with the fluid inlet end of the fluid path of regenerator (4), generator (1) in turn, the primary path between the junction of described second branch road and primary path and injector (2) is provided with the first control valve (3).
2. the air-conditioner utilizing engine waste heat to drive according to claim 1, is characterized in that, the primary path between the junction of described second branch road and primary path and heat exchanger (8) is provided with the 4th control valve (7); Described 4th control valve (7) and the 3rd branch road of drawing between heat exchanger (8) for being connected with the second branch road, described 3rd branch road is provided with the 5th control valve (11); The second branch road between the junction of the second branch road and the 3rd branch road and the fluid inlet end of generator (1) is provided with circulating pump (12), and the second branch road is connected the liquid inhalation port of described circulating pump (12) with the junction of the 3rd branch road.
3. the air-conditioner utilizing engine waste heat to drive according to claim 2, is characterized in that, described 5th control valve (11) is check valve, and the flow direction is the second branch road direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420569158.6U CN204165272U (en) | 2014-09-29 | 2014-09-29 | A kind of air-conditioner utilizing engine waste heat to drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420569158.6U CN204165272U (en) | 2014-09-29 | 2014-09-29 | A kind of air-conditioner utilizing engine waste heat to drive |
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| Publication Number | Publication Date |
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| CN204165272U true CN204165272U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420569158.6U Expired - Fee Related CN204165272U (en) | 2014-09-29 | 2014-09-29 | A kind of air-conditioner utilizing engine waste heat to drive |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236162A (en) * | 2014-09-29 | 2014-12-24 | 河南科技大学 | Refrigeration/heating device of locomotive |
| CN106052419A (en) * | 2016-06-17 | 2016-10-26 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Jet-driven heat exchange system |
| CN110398330A (en) * | 2019-07-03 | 2019-11-01 | 浙江华电器材检测研究所有限公司 | A kind of transverse vibration testing device of fastener |
| US11300327B2 (en) | 2016-05-03 | 2022-04-12 | Carrier Corporation | Ejector-enhanced heat recovery refrigeration system |
-
2014
- 2014-09-29 CN CN201420569158.6U patent/CN204165272U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236162A (en) * | 2014-09-29 | 2014-12-24 | 河南科技大学 | Refrigeration/heating device of locomotive |
| CN104236162B (en) * | 2014-09-29 | 2017-01-25 | 河南科技大学 | Refrigeration/heating device of locomotive |
| US11300327B2 (en) | 2016-05-03 | 2022-04-12 | Carrier Corporation | Ejector-enhanced heat recovery refrigeration system |
| CN106052419A (en) * | 2016-06-17 | 2016-10-26 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Jet-driven heat exchange system |
| CN110398330A (en) * | 2019-07-03 | 2019-11-01 | 浙江华电器材检测研究所有限公司 | A kind of transverse vibration testing device of fastener |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20150929 |
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| EXPY | Termination of patent right or utility model |