CN101209663A - Power system for composite cycle vehicle - Google Patents
Power system for composite cycle vehicle Download PDFInfo
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- CN101209663A CN101209663A CNA2006101697418A CN200610169741A CN101209663A CN 101209663 A CN101209663 A CN 101209663A CN A2006101697418 A CNA2006101697418 A CN A2006101697418A CN 200610169741 A CN200610169741 A CN 200610169741A CN 101209663 A CN101209663 A CN 101209663A
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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Abstract
The invention provides a power system used for a composite circulation vehicle, belonging to vehicle power technique. The invention relates to a composite circulation vehicle used power system which is provided with dual power source of internal combustion engine power and compressed air power and recovers braking energy and the waste heat of the tail gas of an engine. The invention comprises an engine, an air compressor, a gas storage cylinder, a waste gas heat exchanger, a turbine, a clutch, a central control mechanism and a chassis. A plurality of clutches are connected between the engine and the air compressor, between the engine and the chassis, between the turbine and the chassis, and between the air compressor and the chassis. The air compressor is connected with the gas storage cylinder; the engine and the gas storage cylinder are both connected with the waste gas heat exchanger which is connected with the turbine that is connected with the air compressor. The whole driving system is controlled by the central control system. The invention has the advantages of low oil consumption, small pollution, improving the efficiency of driving system, easily implementing logic control, and being applicable to the development of the power systems of novel vehicles and the reconstruction of the power systems of traditional vehicles.
Description
Technical field
The invention belongs to the power train in vehicle application technical field, be specifically related to a kind of dual power source of combustion engine powered and compressed-air power and utilize the mixed power automobile driving system of engine waste heat.
Background technology
Along with the raising of people's living standard, automobile is used widely, and automobile pollution increases year by year, and thing followed automobile energy consumption and pollution problem receive much concern.Ordinary internal combustion engine formula automotive engine energy consumption is higher, and when the best effort operating mode, its heat efficiency can reach more than 30%; And when the city operating mode is moved; even adopt when having the mechanical drive mode of higher driving efficiency; vehicle complete vehicle heat efficiency also regular meeting is lower than 10%, even automobile is when the most fuel-efficient speed of a motor vehicle is travelled, its driving engine generally also is to operate in the operating mode that departs from peak efficiency.The pollution emission problem of combustion engine formula automotive engine is very outstanding.The compressed-air power motor vehicle exhaust emission is zero, but relatively poor to the complex working condition comformability, and needs to be equipped with high pressure storage tank, and system is complicated.Combustion engine, storage battery formula hybrid vehicle just under study for action drives and the control system complexity now, and vehicle performance is limited by the restriction of Vehicular battery factor, and also there is serious secondary pollution problem in battery itself.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of and have that oil consumption is low, discharging is few, can adopt the different dynamic source to drive, can realize that braking energy and tail gas heat quantity reclaim, effectively raise the efficiency, reduce exhaust temperature simultaneously, be convenient to tail gas clean-up and handle, automatic guidance is easy to realize, and a kind of power system for composite cycle vehicle of compact conformation.
Technical scheme of the present invention is: the present invention includes driving engine, air compressor, air receiver, exhaust gas heat exchanger, turbo-machine, power-transfer clutch, centring control mechanism, the chassis is (in auto-industry, the chassis is meant and comprises transmission system, running device, steering system, the tetrameric total system of brake system), air compressor is before air receiver, air receiver is before exhaust gas heat exchanger, exhaust gas heat exchanger is before turbo-machine, driving engine is connected by power-transfer clutch with air compressor, air compressor is connected with air receiver, driving engine, air receiver all is connected with exhaust gas heat exchanger, the compressed air outlet of exhaust gas heat exchanger is connected with turbo-machine, driving engine, turbo-machine all is connected with car transmissions by power-transfer clutch, and air compressor is connected by power-transfer clutch with turbo-machine.
Useful result of the present invention is: oil consumption of the present invention is low, discharging is few, can keep internal combustion engine to remain on the higher operating mode of efficient, adopt the multiple array mode of two kinds of propulsions source to drive, braking energy and tail gas used heat have been reclaimed, effectively improved the efficient of drive system, logic control is easy to realize, can realizes on existing f-w-d and 4Wdvehicle.
Description of drawings
Fig. 1 principle of the invention scheme drawing.
The specific embodiment
Now 1 be described further in conjunction with the accompanying drawings.The present invention includes driving engine 1, air compressor 2, air receiver 3, exhaust gas heat exchanger 4, turbo-machine 5, power-transfer clutch 6, centring control mechanism 7, chassis 8.Between driving engine 1 and the air compressor 2, between driving engine 1 and the chassis 8, between turbo-machine 5 and the chassis 8, between air compressor 2 and the chassis 8, adopt several power-transfer clutchs 6 to connect respectively, air compressor 2 is connected with air receiver 3, driving engine 1, air receiver 3 all are connected with exhaust gas heat exchanger 4, exhaust gas heat exchanger 4 is connected with turbo-machine 5, and air compressor 2 is connected with turbo-machine 5.
Whole power system can be divided into top circulation power system and end circulation power system: circulation power system in top is a driving engine 1, is generally high performance internal combustion engine; End circulation power system is made of air compressor 2, air receiver 3, exhaust gas heat exchanger 4, turbo-machine 5, centring control mechanism 7 etc.Top circulation power system and end circulation power system are connected in parallel on the vehicle chassis 8, all pass through power-transfer clutch 6 and link to each other with chassis 8, and output work drives automobile.Air compressor 2 can be driven by power-transfer clutch 6 by driving engine 1 in the end circulation power system; Also can when car brakeing, drive by first clutch 6 counter dragging, reclaim the vehicle braking energy by the axle drive shaft in 8 transmission systems of chassis; When turbo-machine 5 rotates, there is the part shaft work to be used for driving air compressor 2 all the time.Heat accumulation type off-gas heat exchanger 4 reclaims the tail gas used heat of driving engine 1 in the circulating system of top, and heating is from the pressurized air of air receiver 3, and pressurized air expands by turbo-machine 5 and does work, and the output work of turbo-machine 5 provides power by power-transfer clutch 6 to chassis 8 grades.
About braking recoverable technology, the orthodox car glancing impact, the inertia of himself can be converted into a large amount of thermal dissipations in atmosphere in drg, under the situation of current power supply anxiety, braking energy is used can reduce consumption of fuel and reduce pollutes.Domestic and international many research institutions have also carried out certain research.The mode of present existing recovery braking energy has: mechanical energy storage, hydraulic accumulation energy, electric energy storage etc.Only at braking deceleration less than 3m/s
2, sliding when not working under the situation of deceleration/decel greater than brake system, braking energy just can be recovered.The recovery braking energy that reaches described in this specification sheets all refers to the braking energy that reclaims this part.According to one's analysis, the clean braking energy greater than 80% can be recovered utilization (seeing " the electronic light bus braking energy of areas of Beijing reclaims potentiality ", mechanical engineering journal, 2005 the 12nd phases).The method that the present invention reclaims braking energy is: the driving system in the chassis 8 links to each other with air compressor 2 by power-transfer clutch 6, glancing impact first clutch 6 transfer torques, making transmission shaft drive air compressor 2 rotates, be equivalent to air compressor 2 and give the certain resistance of transmission system on chassis 8, reach the effect of braking deceleration.Its principle is that the inertia with automobile can be converted into compressed-air actuated pressure energy, be stored in the air receiver 3, this pressure can the acting ability of the present turbo-machine 5 of final body on, promptly under same consumption of fuel, improved travelled distance, play the effect that reduces oil consumption.
The present invention connects and open circuited mode by centring control mechanism 7 control clutchs 6, and top circulation power system and end circulation power system can provide power to chassis 8 individually or jointly.Under different operating modes, can adopt multiple combination type of drive: when air receiver 3 mesohigh air reserves more after a little while, adopt top circulation power system drive separately, driving engine 1 starting, power passes to chassis 8 generally in automobile by power-transfer clutch 6, and engine output torque is given power-transfer clutch, power-transfer clutch connects change-speed box, moment of torsion increases when reducing by the change-speed box rotating speed, and change-speed box drives the axle drive shaft rotation again, and axle drive shaft passes to wheel by drive axle, universal-joint, differentiator etc. with moment of torsion again; (this specification sheets is in order to give prominence to difference and to avoid superfluous and chat, and the connection mode that will be considered as convention on the present auto-industry is omitted, but in working of an invention, still will carry out according to the auto-industry convention.Being connected of the air compressor that will mention and chassis, turbo-machine are all similar with being connected of chassis with driving engine with being connected of chassis below) at glancing impact, the transmission shaft of chassis 8 transmission systems links to each other with first clutch 6 as imput shaft, the driven shaft of first clutch 6 is connected with air compressor 2, drag air compressor 2, inertia can be converted to the pressurized air energy, reach the braking purpose, reclaimed brake snub and can come pressurized air, this moment, driving engine 1 and turbo-machine 5 did not all provide power to chassis 8; Under the underload claimed condition, allow driving engine 1 be in the mode of operation of more efficient, part power passes to chassis 8 by power-transfer clutch 6, another part power flows to air compressor 2 and makes pressurized air and deposit in the air receiver 3, air receiver 3 is outwards exported pressurized air simultaneously, gas enters turbo-machine 5 actings after absorbing heat through exhaust gas heat exchanger 4, and the power of turbo-machine 5 outputs passes to chassis 8 by power-transfer clutch 6; Under the climbing or the contour burden requirement state of overtaking other vehicles, power-transfer clutch 6 between driving engine 1 and the air compressor 2 disconnects, driving engine 1 stops to air compressor 2 transferring power, only transferring power is to chassis 8, turbo-machine 5 utilizes the compressed air to do work in the air receiver 3, also transferring power is to chassis 8 simultaneously, and top circulating system and end circulating system provide power for simultaneously chassis 8, to obtain high pulling torque or high rotating speed; To the strict especially special occasions of emission request; such as down town, emphasis tourist district, landscape reservation, top circulating system withdraw from use promptly kills engine 1; only utilize the high pressure air in the air receiver 3 to provide power for turbo-machine 5, situation is identical with the compressed-air power automobile.The combination of multiple type of drive, and the operative condition of each parts, start and stop all lean on centring control mechanism 7 to realize.
One embodiment of the present of invention are: arranging driving engine 1, air compressor 2, air receiver 3, exhaust gas heat exchanger 4, turbo-machine 5, power-transfer clutch 6, master control system 7 on the car chassis 8.What directly give that chassis 8 provides propulsive effort is respectively driving engine 1 in the circulating system of top and the turbo-machine 5 in the end circulating system.Driving engine 1 provides power by combustion of liquid fuel; The power resources of turbo-machine 5 are by air compressor 2 compression and are stored in high pressure air in the air receiver 3, through becoming the High Temperature High Pressure air after exhaust gas heat exchanger 4 heat absorptions, the acting of in turbo-machine 5, expanding again.In order to improve circulating system efficient of the present invention, between top circulating system and the end circulating system arranged following the connection: driving engine 1 tail gas is discharged in the exhaust gas heat exchanger 4, and therein with the high pressure air heat exchange, improve the temperature of high pressure air, strengthen its acting ability, reclaim tail gas used heat.In order to improve circulating system efficient of the present invention, the following connection arranged between chassis 8 and the end circulating system: the transmission system on chassis 8 is connected with air compressor 2 by first clutch 6, glancing impact first clutch 6 transfer torques, making transmission shaft drive air compressor 2 rotates, be equivalent to air compressor 2 and give the certain resistance of transmission system on chassis 8, reach the effect of braking deceleration, and reclaimed braking energy.In order when improving circulating system efficient of the present invention, to improve adaptability for working condition, following connection is arranged: top circulating system and end circulating system are connected in parallel on the chassis 8, and all provide propulsive effort for chassis 8, according to different operating modes, regulate the distribution of top circulating systems and end circulating system by master control system 7 to chassis 8 output drive strengths, keep driving engine 1 and turbo-machine 5 all to be operated in maximum efficiency areas or near maximum efficiency areas as far as possible, just keep the liquid fuel amount that enters driving engine 1, the rotating speed of driving engine 1, enter the compressed air require of turbo-machine 5, these indexs of compressed air pressure that enter turbo-machine 5 keep within the specific limits.
According to the design horsepower output of the following application product of circulating system, and the peak efficiency work area of selected turbo-machine takes all factors into consideration, and can select a plurality of turbo-machines 5 for use when the design application product, guarantees that each turbo-machine 5 all is operated in efficient region.
The present invention structurally needs some power-transfer clutchs 6, and that power-transfer clutch 6 uses in auto-industry is very general, increases little to the complexity of entire system structure.
Claims (4)
1. power system for composite cycle vehicle, it comprises driving engine (1), power-transfer clutch (6), chassis (8), it is characterized in that: also be provided with air compressor (2), air receiver (3), exhaust gas heat exchanger (4), turbo-machine (5), centring control mechanism (7); Wherein: between driving engine (1) and the air compressor (2), between driving engine (1) and chassis (8), between turbo-machine (5) and chassis (8), between air compressor (2) and chassis (8), connect by several power-transfer clutchs (6) respectively, wherein define air compressor (2) and chassis
(8) between is first clutch (6); Air compressor (2) is connected with air receiver (3), and driving engine (1), air receiver (3) all are connected with exhaust gas heat exchanger (4), and exhaust gas heat exchanger (4) is connected with turbo-machine (5), and air compressor (2) is connected with turbo-machine (5); Centring control mechanism (7) links to each other with driving engine (1), air compressor (2), air receiver (3), turbo-machine (5) respectively by sensor.
2. power train in vehicle application according to claim 1 system is characterized in that: the power-transfer clutch (6) between described driving engine (1) and the air compressor (2), but be that breakaway-element connects.
3. power train in vehicle application according to claim 1 system is characterized in that: driving engine (1) tail gas in exhaust gas heat exchanger (4) with the pressurized air heat exchange, reclaimed tail gas used heat.
4. power train in vehicle application according to claim 1 and 2 system is characterized in that: the axle drive shaft on chassis (8) by first clutch (6) at the anti-traction engine-driven air compressor of glancing impact (2), recovery section braking energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101697418A CN101209663A (en) | 2006-12-28 | 2006-12-28 | Power system for composite cycle vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101697418A CN101209663A (en) | 2006-12-28 | 2006-12-28 | Power system for composite cycle vehicle |
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| Publication Number | Publication Date |
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| CN101209663A true CN101209663A (en) | 2008-07-02 |
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| CNA2006101697418A Pending CN101209663A (en) | 2006-12-28 | 2006-12-28 | Power system for composite cycle vehicle |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954853A (en) * | 2009-07-17 | 2011-01-26 | 甘国华 | Energy-saving environmental-friendly hybrid electric vehicle |
| CN102336131A (en) * | 2011-08-09 | 2012-02-01 | 陈明军 | Hybrid power electric vehicle |
| CN102400746A (en) * | 2011-10-27 | 2012-04-04 | 哈尔滨工程大学 | Automobile exhaust waste-heat utilization system on basis of principle of energy accumulator |
| CN102431432A (en) * | 2011-11-17 | 2012-05-02 | 广州中国科学院工业技术研究院 | Natural gas and compressed air mixed power device |
| CN103161552A (en) * | 2011-12-09 | 2013-06-19 | 四川英志新能源股份有限公司 | Recovery system of tail gas emitted by vehicle |
| CN103434503A (en) * | 2013-08-26 | 2013-12-11 | 浙江吉利汽车研究院有限公司 | Auxiliary braking system and implementation method |
| CN103448527A (en) * | 2013-08-29 | 2013-12-18 | 无锡贺安特动力科技有限公司 | Hybrid power driving system for energy storage type vehicle |
| CN104512236A (en) * | 2014-12-19 | 2015-04-15 | 曾礼 | Energy-saving vehicle power system |
| CN105329090A (en) * | 2015-11-10 | 2016-02-17 | 刘险峰 | Car energy-saving system |
| CN105644346A (en) * | 2016-02-29 | 2016-06-08 | 上海大学 | Compressed air type motor vehicle exhaust waste heat recycling system and method |
| WO2016101191A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳智慧能源技术有限公司 | Shaft device drive apparatus, shaft device module, and power system |
| CN108533417A (en) * | 2018-03-28 | 2018-09-14 | 郭艳红 | A kind of vehicular engine afterheat utilizing system |
-
2006
- 2006-12-28 CN CNA2006101697418A patent/CN101209663A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954853B (en) * | 2009-07-17 | 2015-03-04 | 甘国华 | Energy-saving environmental-friendly hybrid electric vehicle |
| CN101954853A (en) * | 2009-07-17 | 2011-01-26 | 甘国华 | Energy-saving environmental-friendly hybrid electric vehicle |
| CN102336131A (en) * | 2011-08-09 | 2012-02-01 | 陈明军 | Hybrid power electric vehicle |
| CN102400746A (en) * | 2011-10-27 | 2012-04-04 | 哈尔滨工程大学 | Automobile exhaust waste-heat utilization system on basis of principle of energy accumulator |
| CN102400746B (en) * | 2011-10-27 | 2013-07-31 | 哈尔滨工程大学 | Automobile exhaust waste-heat utilization system on basis of principle of energy accumulator |
| CN102431432A (en) * | 2011-11-17 | 2012-05-02 | 广州中国科学院工业技术研究院 | Natural gas and compressed air mixed power device |
| CN103161552A (en) * | 2011-12-09 | 2013-06-19 | 四川英志新能源股份有限公司 | Recovery system of tail gas emitted by vehicle |
| CN103434503A (en) * | 2013-08-26 | 2013-12-11 | 浙江吉利汽车研究院有限公司 | Auxiliary braking system and implementation method |
| CN103434503B (en) * | 2013-08-26 | 2016-06-29 | 浙江吉利汽车研究院有限公司 | A kind of auxiliary brake system and realize method |
| CN103448527A (en) * | 2013-08-29 | 2013-12-18 | 无锡贺安特动力科技有限公司 | Hybrid power driving system for energy storage type vehicle |
| CN104512236A (en) * | 2014-12-19 | 2015-04-15 | 曾礼 | Energy-saving vehicle power system |
| WO2016101191A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳智慧能源技术有限公司 | Shaft device drive apparatus, shaft device module, and power system |
| CN105329090A (en) * | 2015-11-10 | 2016-02-17 | 刘险峰 | Car energy-saving system |
| CN105644346A (en) * | 2016-02-29 | 2016-06-08 | 上海大学 | Compressed air type motor vehicle exhaust waste heat recycling system and method |
| CN108533417A (en) * | 2018-03-28 | 2018-09-14 | 郭艳红 | A kind of vehicular engine afterheat utilizing system |
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