CN101892924B - Vehicle exhaust waste heat generating system - Google Patents
Vehicle exhaust waste heat generating system Download PDFInfo
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- CN101892924B CN101892924B CN2010102303759A CN201010230375A CN101892924B CN 101892924 B CN101892924 B CN 101892924B CN 2010102303759 A CN2010102303759 A CN 2010102303759A CN 201010230375 A CN201010230375 A CN 201010230375A CN 101892924 B CN101892924 B CN 101892924B
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- chamber
- expansion chamber
- vehicle exhaust
- stator coil
- rotatingshaft
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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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
Abstract
The invention provides a vehicle exhaust waste heat generating system, comprising a heat engine unit and a flywheel battery unit which are connected; a cooling chamber and an expanding chamber in the heat engine unit are respectively arranged at the two ends of a mechanic work output shaft, the interiors of the cooling chamber and the expanding chamber are respectively divided into three independent air chambers by rotors, two corresponding air chambers in the cooling chamber and the expanding chamber are connected by virtue of a water cooling heat exchanger and a heat regenerator, and a heating air tube is connected with the expanding chamber; the rotary shaft in the flywheel battery unit is connected with the mechanic work output shaft, the two ends of the rotary shaft are respectively provided with a bearing, a stator coil is arranged at the middle part of the rotary shaft, the two sides of the stator coil are respectively provided with a flywheel rotor provided with a permanent magnet, and the rotary shaft, the bearing, the flywheel rotor and the stator coil are respectively arranged in a battery case. The invention can effectively solve the problem that massive thermal is dissipated as vehicle exhaust is directly discharged, vehicle thermal efficiency is improved in large scale and energy conservation and emission reduction of vehicle is achieved while discharge of massive waste gas is reduced.
Description
Technical field
The present invention relates to the recovery and utilization technology of vehicle exhaust, particularly a kind of vehicle exhaust waste heat generating system.
Background technique
In automobile used, motor car engine was the source of automobile power as the heart of automobile; Also be the direct consumer of fuel, but at present, the thermal efficiency of most motor car engines very low (20%-30%); And the heat overwhelming majority of engine producing directly is discharged in the atmosphere with the form of residual heat of tail gas of automobile; Like this, cause great amount of heat to scatter and disappear on the one hand, given original at present just very severe weather the increasing pressure on the other hand.In recent years, country advocates always and will make up energy-saving and emission-reduction society, and the automobile that these thermals efficiency are lower also just runs in the opposite direction with making up energy-saving and emission-reduction society, and present neither one still effectively utilizes the system of generating power by waste heat of tail gas of automobile.Therefore,, understand considerable economic benefit and good social benefit surely, and effectively alleviate serious day by day energy and environment problem if can this part energy recovery in the vehicle exhaust be used.
Summary of the invention
The objective of the invention is to overcome the deficiency of existing technology, a kind of vehicle exhaust waste heat generating system is provided, this system can utilize the waste heat of vehicle exhaust to generate electricity well, effectively reclaims the heat in the vehicle exhaust, also reduces the pollution of vehicle exhaust to air.
The present invention realizes through following technological scheme: a kind of vehicle exhaust waste heat generating system; Comprise the heat engine unit and the flying wheel battery unit that are connected; Said heat engine unit comprises cooling chamber, expansion chamber, regenerator, water cooling heat exchanger, stove pipe and mechanical work output shaft; Cooling chamber and expansion chamber are located at the two ends of mechanical work output shaft respectively, and cooling chamber and expansion chamber inside respectively are divided into 3 independently air cavitys through rotor with cooling chamber and expansion chamber respectively, are connected with regenerator through water cooling heat exchanger between corresponding two air cavitys in cooling chamber and the expansion chamber; According to airflow direction; Expansion chamber, regenerator, water cooling heat exchanger and cooling chamber are connected successively, and stove pipe is connected with expansion chamber, each corresponding a branch of stove pipe of air cavity independently in the expansion chamber; Said flying wheel battery unit comprises rotatingshaft, bearing, flywheel rotor, stator coil and battery case; Rotatingshaft is connected with the mechanical work output shaft; The rotatingshaft two ends are provided with bearing respectively, and stator coil is located at the rotatingshaft middle part, and the stator coil both sides are respectively equipped with flywheel rotor; Each flywheel rotor and stator coil near a side be provided with permanent magnet, rotatingshaft, bearing, flywheel rotor and stator coil are located in the battery case respectively.
In said cooling chamber or the expansion chamber, be respectively equipped with gas port in the connecting part of rotor and its chamber wall, this gas port can be used as the mobile passage of accomplishing [thermodynamic of gas circulation in the chamber.
In the said heat engine unit; Three groups of regenerators that are connected and water cooling heat exchanger evenly distribute around the axis of mechanical work output shaft; Air cavity independently in corresponding cooling chamber of one group of regenerator that is connected and water cooling heat exchanger or the expansion chamber; That is to say that three independently systems are arranged in fact in the heat engine unit; Wherein, each regenerator is equivalent to an accumulator, when gas when expansion chamber flows to cooling chamber, regenerator absorbs gas heat reduces gas temperature, when gas when cooling chamber flows to expansion chamber, the regenerator release heat raises gas temperature.
In the said heat engine unit, each water cooling heat exchanger places respectively in the cooler bin of automobile.
In the said flying wheel battery unit, bearing is the magnetic suspension high-speed bearing, and flywheel rotor is the incorporate structure of flywheel-permanent magnet, and wherein permanent magnet is resistant to elevated temperatures high performance sintered neodymium-iron-boron, the operating temperature of permanent magnet≤180 ℃.
In the said flying wheel battery unit; Also be provided with the position transducer that is used to detect the flywheel rotor movement position on the rotatingshaft; Behind the position of sensor in real time monitoring flywheel rotor in movement process; Convert its position signal into electrical signal, through its external control system this electrical signal is controlled then, thus the correct switching-over of each phase winding in the assurance stator coil.
When vehicle exhaust waste heat generating system of the present invention uses, its energy conversion process is: heat energy---mechanical energy---electric energy; Be specially: in the heat engine unit, vehicle exhaust heats expansion chamber through stove pipe, makes and obtains high temperature and high pressure gas in the expansion chamber; High temperature and high pressure gas expands and gets into regenerator, after regenerator carries out the heat storage, gets into water cooling heat exchanger and cools off; Getting into cooling chamber at last compresses; Rotor motion in this process in gas-powered expansion chamber and the cooling chamber rotates thereby drive the mechanical work output shaft, realizes heat energy and mechanical transformation of energy; In the flying wheel battery unit, the rotating drive rotatingshaft of mechanical work output shaft rotates, and drives flywheel rotor and rotates, and the electromagnetic induction through permanent magnet on the flywheel rotor and stator coil generates electricity the conversion between realization mechanical energy and the electric energy.In this system, when the emission-free discharge of automobile, the cooling intracavity gas is back to expansion chamber through water cooling heat exchanger and regenerator, absorbs heat during gas process regenerator, makes to keep air pressure balance in the system.
Compared with prior art, the present invention has following beneficial effect:
Vehicle exhaust waste heat generating system of the present invention can effectively solve the problem that vehicle exhaust directly discharges a large amount of heat leakages that caused; When improving tide of motorism efficient on a large scale, making automobile reach the energy-saving and emission-reduction purpose; Also reduced the discharging of large quantity of exhaust gas, positive impetus has been arranged, if promote on a large scale making up energy-conservation society; Can effectively alleviate the greenhouse effect of weather, help the propelling of human low-carbon (LC) life.
Vehicle exhaust waste heat generating system of the present invention is realized the conversion of " heat energy---mechanical energy---electric energy " through heat engine unit and flying wheel battery unit; Its compact structure; Institute takes up space little; The heat engine unit is converted into mechanical energy with the heat energy in the vehicle exhaust and in flywheel, stores, and the flying wheel battery unit by using is stored in the mechanical energy generating in the flywheel and electrical power storage got up in order to the utilization of consumer in the automobile.
Description of drawings
Fig. 1 is the structural representation of heat engine unit among the present invention.
Fig. 2 is the structural representation of flying wheel battery unit among the present invention.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is done further detailed description, but mode of execution of the present invention is not limited thereto.
A kind of vehicle exhaust waste heat generating system of present embodiment; Comprise the heat engine unit and the flying wheel battery unit that are connected; Wherein, The structure of heat engine unit is as shown in Figure 1, comprises cooling chamber 1-1, expansion chamber 1-2, regenerator 1-3, water cooling heat exchanger 1-4, stove pipe 1-6 and mechanical work output shaft 1-7, and cooling chamber 1-1 and expansion chamber 1-2 are located at the two ends of mechanical work output shaft 1-7 respectively; Cooling chamber 1-1 and expansion chamber 1-2 inside respectively are divided into 3 independently air cavitys through rotor 1-8 with cooling chamber 1-1 and expansion chamber 1-2 respectively; Be connected with regenerator 1-3 through water cooling heat exchanger 1-4 between corresponding two air cavitys among cooling chamber 1-1 and the expansion chamber 1-2, according to airflow direction, expansion chamber 1-2, regenerator 1-3, water cooling heat exchanger 1-4 and cooling chamber 1-1 are connected successively; Stove pipe 1-6 is connected with expansion chamber 1-2, each corresponding a branch of stove pipe 1-6 of air cavity independently in the expansion chamber 1-2; The structure of flying wheel battery unit is as shown in Figure 2; Comprise rotatingshaft 2-1, bearing 2-2, flywheel rotor 2-3, stator coil 2-4 and battery case 2-5; Rotatingshaft 2-1 is connected with mechanical work output shaft 1-7; Rotatingshaft 2-1 two ends are provided with bearing 2-2 respectively, and stator coil 2-4 is located at rotatingshaft 2-1 middle part, and stator coil 2-4 both sides are respectively equipped with flywheel rotor 2-3; Each flywheel rotor 2-3 and stator coil 2-4 near a side be provided with permanent magnet 2-6, rotatingshaft 2-1, bearing 2-2, flywheel rotor 2-3 and stator coil 2-4 are located at respectively in the battery case 2-5.
In the above-mentioned vehicle exhaust waste heat generating system, in cooling chamber 1-1 or the expansion chamber 1-2, be respectively equipped with gas port 1-5 in the connecting part of rotor 1-8 and its chamber wall, this gas port 1-5 can be used as the mobile passage of accomplishing [thermodynamic of gas circulation in the chamber.
In the heat engine unit; Three groups of regenerator 1-3 that are connected and water cooling heat exchanger 1-4 evenly distribute around the axis of mechanical work output shaft 1-7; Air cavity independently in corresponding cooling chamber 1-1 of one group of regenerator 1-3 that is connected and water cooling heat exchanger 1-4 or the expansion chamber 1-2; That is to say that three independently systems are arranged in fact in the heat engine unit; Wherein, Each regenerator 1-3 is equivalent to an accumulator, when gas when expansion chamber 1-2 flows to cooling chamber 1-1, regenerator 1-3 absorbs gas heat reduces gas temperature; When gas when cooling chamber 1-1 flows to expansion chamber 1-2, regenerator 1-3 release heat raises gas temperature.
In the heat engine unit, each water cooling heat exchanger 1-4 places respectively in the cooler bin of automobile.
In the flying wheel battery unit, bearing 2-2 is the magnetic suspension high-speed bearing, and flywheel rotor 2-3 is the incorporate structure of flywheel-permanent magnet, and wherein permanent magnet 2-6 is resistant to elevated temperatures high performance sintered neodymium-iron-boron, the operating temperature of permanent magnet 2-6≤180 ℃.
In the flying wheel battery unit; Also be provided with the position transducer (sensor is not shown at Fig. 2) that is used for detecting flywheel rotor 2-3 movement position on the rotatingshaft 2-1; Behind the position of sensor in real time monitoring flywheel rotor 2-3 in movement process; Convert its position signal into electrical signal, through its external control system this electrical signal is controlled then, thus the correct switching-over of each phase winding among the assurance stator coil 2-4.
When the vehicle exhaust waste heat generating system of present embodiment uses, its energy conversion process is: heat energy---mechanical energy---electric energy; Be specially: in the heat engine unit; Vehicle exhaust heats expansion chamber 1-2 through stove pipe 1-6, makes in the expansion chamber 1-2 and obtains high temperature and high pressure gas, and high temperature and high pressure gas expands and gets into regenerator 1-3; After regenerator 1-3 carries out the heat storage; Get into water cooling heat exchanger 1-4 and cool off, get into cooling chamber 1-1 at last and compress, the rotor 1-8 motion in this process in gas-powered expansion chamber 1-2 and the cooling chamber 1-1; Rotate thereby drive mechanical work output shaft 1-7, realize heat energy and mechanical transformation of energy; In the flying wheel battery unit, the rotating drive rotatingshaft 2-1 of mechanical work output shaft 1-7 rotates, and drives flywheel rotor 2-3 and rotates, and the electromagnetic induction of going up permanent magnet and stator coil 2-4 through flywheel rotor 2-3 generates electricity, and realizes the conversion between mechanical energy and the electric energy.In this system, when the emission-free discharge of automobile, gas is back to expansion chamber through water cooling heat exchanger 1-4 and regenerator 1-3 in the cooling chamber 1-1, absorbs heat during gas process regenerator 1-3, makes to keep air pressure balance in the system.
As stated, can realize preferably that just the present invention, the foregoing description are merely preferred embodiment of the present invention, be not to be used for limiting practical range of the present invention; Be that all equalizations of doing according to content of the present invention change and modification, all contained by claim of the present invention scope required for protection.
Claims (5)
1. vehicle exhaust waste heat generating system; It is characterized in that; Comprise the heat engine unit and the flying wheel battery unit that are connected, said heat engine unit comprises cooling chamber, expansion chamber, regenerator, water cooling heat exchanger, stove pipe and mechanical work output shaft, and cooling chamber and expansion chamber are located at the two ends of mechanical work output shaft respectively; Cooling chamber and expansion chamber inside respectively are divided into 3 independently air cavitys through rotor with cooling chamber and expansion chamber respectively; Be connected with regenerator through water cooling heat exchanger between corresponding two air cavitys in cooling chamber and the expansion chamber, according to airflow direction, expansion chamber, regenerator, water cooling heat exchanger and cooling chamber are connected successively; Stove pipe is connected with expansion chamber, each corresponding a branch of stove pipe of air cavity independently in the expansion chamber; Said flying wheel battery unit comprises rotatingshaft, bearing, flywheel rotor, stator coil and battery case; Rotatingshaft is connected with the mechanical work output shaft; The rotatingshaft two ends are provided with bearing respectively, and stator coil is located at the rotatingshaft middle part, and the stator coil both sides are respectively equipped with flywheel rotor; Each flywheel rotor and stator coil near a side be provided with permanent magnet, rotatingshaft, bearing, flywheel rotor and stator coil are located in the battery case respectively.
2. vehicle exhaust waste heat generating system according to claim 1 is characterized in that, in the said heat engine unit, three groups of regenerators that are connected and water cooling heat exchanger evenly distribute around the axis of mechanical work output shaft.
3. vehicle exhaust waste heat generating system according to claim 1 is characterized in that, in the said heat engine unit, each water cooling heat exchanger places respectively in the cooler bin of automobile.
4. vehicle exhaust waste heat generating system according to claim 1; It is characterized in that; In the said flying wheel battery unit, bearing is the magnetic suspension high-speed bearing, and flywheel rotor is the incorporate structure of flywheel-permanent magnet; Wherein permanent magnet is resistant to elevated temperatures high performance sintered neodymium-iron-boron, the operating temperature of permanent magnet≤180 ℃.
5. vehicle exhaust waste heat generating system according to claim 1 is characterized in that, in the said flying wheel battery unit, also is provided with the position transducer that is used to detect the flywheel rotor movement position on the rotatingshaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102303759A CN101892924B (en) | 2010-07-16 | 2010-07-16 | Vehicle exhaust waste heat generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102303759A CN101892924B (en) | 2010-07-16 | 2010-07-16 | Vehicle exhaust waste heat generating system |
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| Publication Number | Publication Date |
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| CN101892924A CN101892924A (en) | 2010-11-24 |
| CN101892924B true CN101892924B (en) | 2012-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102303759A Expired - Fee Related CN101892924B (en) | 2010-07-16 | 2010-07-16 | Vehicle exhaust waste heat generating system |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102624173A (en) * | 2011-01-27 | 2012-08-01 | 深圳飞能能源有限公司 | Stator disc of permanent magnet disc motor |
| US9484605B2 (en) * | 2012-04-18 | 2016-11-01 | GM Global Technology Operations LLC | System and method for using exhaust gas to heat and charge a battery for a hybrid vehicle |
| CN103899418A (en) * | 2013-02-18 | 2014-07-02 | 摩尔动力(北京)技术股份有限公司 | Remotely-transferred rotor engine |
| CN103867301A (en) * | 2013-02-18 | 2014-06-18 | 摩尔动力(北京)技术股份有限公司 | Remote-control internal combustion rotor engine |
| CN103867491A (en) * | 2013-02-18 | 2014-06-18 | 摩尔动力(北京)技术股份有限公司 | Rotating body liquid remote supply device for engine |
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| CN1737466A (en) * | 2004-08-17 | 2006-02-22 | Lg电子株式会社 | Cogeneration system |
| CN1773194A (en) * | 2004-10-29 | 2006-05-17 | 株式会社电装 | Refrigerating apparatus and fluid machine therefor |
| CN1786617A (en) * | 2004-12-01 | 2006-06-14 | Lg电子株式会社 | Cogeneration system |
| CN101236034A (en) * | 2008-02-28 | 2008-08-06 | 清华大学 | Gas internal-combustion engine combined cooling, heat and power System |
| CN201753641U (en) * | 2010-07-16 | 2011-03-02 | 华南理工大学 | Automobile exhaust waste heat generating system |
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2010
- 2010-07-16 CN CN2010102303759A patent/CN101892924B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE691218A (en) * | 1965-12-14 | 1967-05-16 | ||
| CN1737462A (en) * | 2004-08-17 | 2006-02-22 | Lg电子株式会社 | Cogeneration system |
| CN1737466A (en) * | 2004-08-17 | 2006-02-22 | Lg电子株式会社 | Cogeneration system |
| CN1773194A (en) * | 2004-10-29 | 2006-05-17 | 株式会社电装 | Refrigerating apparatus and fluid machine therefor |
| CN1786617A (en) * | 2004-12-01 | 2006-06-14 | Lg电子株式会社 | Cogeneration system |
| CN101236034A (en) * | 2008-02-28 | 2008-08-06 | 清华大学 | Gas internal-combustion engine combined cooling, heat and power System |
| CN201753641U (en) * | 2010-07-16 | 2011-03-02 | 华南理工大学 | Automobile exhaust waste heat generating system |
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| CN101892924A (en) | 2010-11-24 |
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