CN203906057U - Internal combustion engine tail gas waste heat generating device - Google Patents
Internal combustion engine tail gas waste heat generating device Download PDFInfo
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- CN203906057U CN203906057U CN201420242776.XU CN201420242776U CN203906057U CN 203906057 U CN203906057 U CN 203906057U CN 201420242776 U CN201420242776 U CN 201420242776U CN 203906057 U CN203906057 U CN 203906057U
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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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Abstract
The utility model discloses an internal combustion engine tail gas waste heat generating device. The internal combustion engine tail gas waste heat generating device comprises a heat exchanger, a thermoelectricity generating assembly, a water cooling plate, a set hoop, a high temperature plate, an air inlet cone, an air outlet cone, a connecting flange and an outer casing. Internal combustion engine tail gas are input into the generating device from the air inlet cone which is connected with the flange through an exhaust pipe, partial heat inside the tail gas is collected by a heat collection device and conducted to the high temperature plate which is installed at one end of the thermoelectricity generating assembly through heat-transfer mediums inside the heat collecting device when the tail gas passing through the heat collection device inside the heat exchanger, one side of the thermoelectricity generating assembly is cooled by the water cooling plate with the interior provided with cooling water, temperature difference is generated between the high temperature plate and the water cooling plate, and the thermoelectricity generating assembly can generate electricity to charge under the temperature difference condition. The internal combustion engine tail gas waste heat generating device has the advantages of being simple in structure, convenient to manufacture and assemble and high in generating efficiency.
Description
Technical field
The utility model relates to a kind of temperature difference electricity generation device, particularly exhaust gases of internal combustion engines used heat call back means.
Background technique
Used heat thermo-electric generation is the low-grade energies such as using waste heat from tail gas of internal combustion engine to be converted to the effective means of electric energy, the mode that waste heat of automotive exhaust gas is recycled at present has multiple, according to its use, divide, roughly have the modes such as refrigeration air-conditioner, waste-heat power generation, used heat heating, improvement fuel, exhaust gas turbocharge.In recent years, each developed country of the U.S., Japan and European Union strengthens gradually in the input of utilizing thermoelectric generator to reclaim aspect waste heat of automotive exhaust gas, as U.S. hz company has developed thermoelectric power generation assembly model machine as far back as nineteen ninety, Japan Nissan company has also designed thermoelectric generator model machine in 1998, the thermoelectric generator model machine that U.S. Clarkson university in 2004 has also invented.Wherein, the maximum generation power of a thermoelectric generator model machine of the diesel engine Cummins H-14 design based on a heavy-load automobile such as the Bass of U.S. Hi-Z company surpasses 1kW; A thermoelectric generator model machine of the common development of support Xia Yu Delphi company of Thacher Deng U.S. Department of Energy of U.S. Clarkson university and NYSERDA can be realized and be improved car load fuel economy 1 ~ 2% by the generating of recovery tail gas waste heat; A kind of exhaust thermoelectric generator of Japan Nissan motor corporation research center development can reclaim 11% heat; The exhaust thermoelectric generator of Spain's development can be received 37% heat.
The domestic correlative study of also having carried out residual heat of tail gas of automobile collection, this technology is still in a primary stage at present, and the research of thermoelectric power generation technology before mainly concentrates on some thermoelectricity basic theories and thermoelectric material aspect.From 2009, Shanghai Silicate Inst., Chinese Academy of Sciences and Saic Motor Corporation Limited's Technical Research Center, under the subsidy of national 973 emphasis fundamental research development plan special funds, have started the new projects that pyroelectric technology reclaims at vehicle exhaust jointly.The power-converting efficiency of automobile is 40% left and right only, in fuel oil, there is the nearly energy of 60% left and right not to be utilized effectively, if use 10% of these energy, good social benefit and considerable economic benefit will can be brought surely, but from the achievement in research of having reported, technology is also immature at present, still has Hen Chang road to walk.
Model utility content
The purpose of this utility model, is to provide a kind of application Seebeck effect, utilizes waste heat of automotive exhaust gas to generate electricity, thereby improves the exhaust gases of internal combustion engines used heat call back means of the energy utilization efficiency of internal-combustion engine.
The technical solution of the utility model is: a kind of exhaust gases of internal combustion engines used heat call back means, and a kind of exhaust gases of internal combustion engines used heat call back means, comprises inlet cone, used heat telegram in reply parts group, goes out gas coning; The housing of described used heat telegram in reply parts group one end connects described inlet cone, described in the housing of the described used heat telegram in reply parts group the other end connects, goes out gas coning; Described inlet cone suction port place is provided with large end flange, and described large end flange is connected with automobile exhaust system front end; Describedly go out place, gas coning air outlet and be provided with little end flange, described little end flange is connected with vent systems rear end; Described used heat telegram in reply parts group inside is followed successively by cooled plate, thermoelectric power generation assembly, high temperature plate, heat exchanger from top to bottom; Described cooled plate is communicated with outer tank by water-cooling tube joint; The top and bottom of described thermoelectric power generation assembly fit tightly with described cooled plate, described high temperature plate respectively; Described high temperature plate is arranged on described heat exchanger outer surface, and described high temperature plate is communicated with heat transferring medium storage device by heat transferring medium pipe joint; Described heat exchanger inside is heat-collecting devcie.That this device has is generally simple in structure, manufacture feature easy to assembly, generating efficiency is high.
As further improvement of the utility model, described inlet cone with described in go out gas coning be thin-walled cone shell and with the welding of described housing, described inlet cone suction port welds with described large end flange, described in go out gas coning air outlet and described small end flange welding; Described water-cooling tube joint comprises an import and an outlet, and the import of described water-cooling tube joint and outlet lay respectively at the two ends of described cooled plate same side; Described heat transferring medium pipe joint comprises an import and an outlet, and the import of described heat transferring medium pipe joint and outlet lay respectively at the two ends of described high temperature plate same side; Described cooled plate upper surface is buckled with described tightening hoop, on described tightening hoop, there is screw locking on described shell, described cooled plate is inner, and for turnover port is welded with the snake pipe of joint, described snake pipe is integrated casting, and above-mentioned improvement is simple in structure, it is easy to assembly to manufacture.
As further improvement of the utility model, described thermoelectric power generation assembly is thermo-electric generation assembly, single thermoelectric power generation sheet, consists of, and adopting three thermoelectric power generation sheet series connection is one group, and then the mode of three groups of parallel connections is connected to become a rectangle plane; Described thermoelectric power generation assembly low temperature face fits tightly described cooled plate, and described thermoelectric power generation assembly high-temperature face and described high temperature plate fit tightly, and this improvement is conducive to thermoelectric power generation assembly and improves generating capacity.
Further improve, the cross section of described heat exchanger is rectangular, the heat-collecting devcie of described heat exchanger inside consists of copper coin, inside is snake pipe, outside have heat absorbing coating with tail gas contact segment, described heat-collecting devcie is uniformly distributed with exhaust gas flow direction is parallel, and welds with described heat exchanger inwall, and this improvement is conducive to heat-collecting devcie and absorbs fully waste heat of internal combustion engine.
The beneficial effects of the utility model are: automobile exhaust gas waste heat temperature difference electricity generation device of the present utility model, automobile exhaust gas is inputted from inlet cone, part of waste heat during through heat exchanger in waste gas is by the heat-collecting devcie absorption in heat exchanger and by the heat transferring medium in heat-collecting devcie, be passed to the high temperature plate that is arranged on heat exchanger outer surface, low-temperature end and the cooled plate of thermoelectric power generation assembly fit tightly, be that thermoelectricity sheet hot junction is heated by high temperature plate, low-temperature end is cooling by cooled plate, therefore thermoelectric power generation assembly hot junction cold junction produces temperature difference, thereby produces electric weight.That the exhaust gases of internal combustion engines used heat call back means of model utility has is simple in structure, manufacture feature easy to assembly, generating efficiency is high.In addition, by exhaust gases of internal combustion engines used heat call back means, be charging on-vehicle battery, fully improved the utilization ratio of the internal-combustion engine energy, reduced complete-vehicle oil consumption, improved fuel economy.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model waste heat of internal combustion engine call back means.
Fig. 2 is the cross-sectional view of the utility model waste heat of internal combustion engine call back means.
Fig. 3 is the heat-collecting devcie schematic diagram in heat exchanger in the utility model waste heat of internal combustion engine call back means.
In figure: the large end flange of 1-, 2-inlet cone, 3-go out gas coning, 4-cooled plate, 5-thermoelectric power generation assembly, 6-high temperature plate, 7-heat exchanger, 8-heat-collecting devcie, 9-tightening hoop, 10-heat transferring medium pipe joint, 11-water-cooling tube joint, 12-housing, the little end flange of 13-, 14-heat absorbing coating.
Embodiment
Below in conjunction with accompanying drawing, further illustrate embodiment of the present utility model.
As shown in Fig. 1 ~ 3, a kind of exhaust gases of internal combustion engines used heat call back means, comprising: inlet cone 2, used heat telegram in reply parts group, go out gas coning 3; The housing 12 of described used heat telegram in reply parts group one end connects described inlet cone 2, described in the housing 12 of the described used heat telegram in reply parts group the other end connects, goes out gas coning 3; Described inlet cone 2 suction port places are provided with large end flange 1, and described large end flange 1 is connected with automobile exhaust system front end, and described inlet cone 2 the other ends are directly connected with heat exchanger 7 front ends; Describedly go out gas coning 3 one end and be directly connected with heat exchanger 7 rear ends, describedly go out gas coning 3 places, air outlets and be provided with small end flange 13, described small end flange 13 is connected with automobile exhaust system rear end, in addition, above-mentioned inlet cone 2 with go out gas coning 3 be thin-walled cone shell and with described housing 12 welding, inlet cone 2 suction ports and 1 welding of described large end flange, go out gas coning 3 air outlets and 13 welding of small end flange.
Described used heat telegram in reply parts group outside comprises water-cooling tube joint 11, heat transferring medium pipe joint 10, housing 12; Described used heat telegram in reply parts group inside is followed successively by cooled plate 4, thermoelectric power generation assembly 5, high temperature plate 6, heat exchanger 7 from top to bottom; Described cooled plate 4 is communicated with outer tank by described water-cooling tube joint 11, and described water-cooling tube joint 11 comprises an import and an outlet, lays respectively at the two ends of described cooled plate 4 same sides; The top and bottom of described thermoelectric power generation assembly 5 fit tightly with cooled plate 4, high temperature plate 6 respectively; Described high temperature plate 6 is arranged on heat exchanger 7 outer surfaces, described high temperature plate 6 is communicated with heat transferring medium storage device by described heat transferring medium pipe joint 10, described heat transferring medium pipe joint 10 comprises an import and an outlet, lays respectively at the two ends of described high temperature plate 6 same sides; Described heat exchanger 7 inside are heat-collecting devcie 8.
Further, described cooled plate 4 upper surfaces are buckled with described tightening hoop 9, on described tightening hoop 9, have screw locking on shell 12, and the inner snake pipe that is welded with joint for passing in and out port of described cooled plate 4, is integrated casting; Described thermoelectric power generation assembly 5 is thermo-electric generation assembly, adopts the HZ-20 thermoelectric power generation assembly of U.S. HZ company, single thermoelectric power generation sheet, consists of, and adopting three thermoelectric power generation sheet series connection is one group, and then the mode of three groups of parallel connections is connected to become a rectangle plane; Described electrification component 5 low temperature faces fit tightly described cooled plate 4, and described thermoelectric power generation assembly 5 high temperature face and described high temperature plate 6 fit tightly; The cross section of described heat exchanger 7 is rectangular; Described heat-collecting devcie 8 consists of copper coin, and inside is snake pipe, and outside have heat absorbing coating with tail gas contact segment, and described heat-collecting devcie 8 is uniformly distributed with exhaust gas flow direction is parallel, and welds with described heat exchanger 7 inwalls.
Working principle of the present utility model in conjunction with Fig. 1, Fig. 2, be described as follows:
Automobile exhaust gas enters the inside of heat exchanger 7 by inlet cone 2, part of waste heat in waste gas is collected by the interior heat-collecting devcie of heat exchanger 78 and the heat transferring medium by heat-collecting devcie 8 inside is passed on the high temperature plate 6 that is arranged on heat exchanger 7 outsides, thermoelectric power generation assembly 5 two sides fit tightly with high temperature plate 6, cooled plate 4 respectively, cooled plate 4 inside have cooling water to pass through, its cooling water is provided by water tank, heat transferring medium is provided by heat transferring medium storage device, and automobile exhaust gas enters automobile exhaust system by going out gas coning after by heat collecting pipe.And thermoelectric power generation assembly 5 hot junctions are heated by high temperature plate 6, cold junction is cooling by cooled plate 4, so thermoelectric power generation assembly 5 hot junction cold junctions generation temperature differences, thereby produces potential difference electromotive force, the final object of generating electricity that realizes.That the exhaust gases of internal combustion engines used heat call back means of model utility has is simple in structure, manufacture feature easy to assembly, generating efficiency is high.In addition, by exhaust gases of internal combustion engines used heat call back means, be charging on-vehicle battery, fully improved the utilization ratio of the internal-combustion engine energy, reduced complete-vehicle oil consumption, improved fuel economy.
Claims (7)
1. an exhaust gases of internal combustion engines used heat call back means, is characterized in that: comprise inlet cone (2), used heat telegram in reply parts group, go out gas coning (3); The housing (12) of described used heat telegram in reply parts group one end connects described inlet cone (2), described in the housing (12) of the described used heat telegram in reply parts group the other end connects, goes out gas coning (3);
Described inlet cone (2) suction port place is provided with large end flange (1), and described large end flange (1) is connected with automobile exhaust system front end; Describedly go out place, gas coning (3) air outlet and be provided with little end flange (13), described little end flange (13) is connected with vent systems rear end;
Described used heat telegram in reply parts group inside is followed successively by cooled plate (4), thermoelectric power generation assembly (5), high temperature plate (6), heat exchanger (7) from top to bottom; Described cooled plate (4) is communicated with outer tank by water-cooling tube joint (11); The top and bottom of described thermoelectric power generation assembly (5) fit tightly with described cooled plate (4), described high temperature plate (6) respectively; Described high temperature plate (6) is arranged on described heat exchanger (7) outer surface, and described high temperature plate (6) is communicated with heat transferring medium storage device by heat transferring medium pipe joint (10); Described heat exchanger (7) inside is heat-collecting devcie (8).
2. exhaust gases of internal combustion engines used heat call back means according to claim 1, it is characterized in that: described inlet cone (2) with described in go out gas coning (3) and be thin-walled cone shell and weld with described housing (12), the welding of described inlet cone (2) suction port and described large end flange (1), described in go out gas coning (3) air outlet and weld with described little end flange (13).
3. exhaust gases of internal combustion engines used heat call back means according to claim 1, it is characterized in that: described water-cooling tube joint (11) comprises an import and an outlet, and the import of described water-cooling tube joint (11) and outlet lay respectively at the two ends of described cooled plate (4) same side; Described heat transferring medium pipe joint (10) comprises an import and an outlet, and the import of described heat transferring medium pipe joint (10) and outlet lay respectively at the two ends of described high temperature plate (6) same side.
4. according to the exhaust gases of internal combustion engines used heat call back means described in claim 1 or 3, it is characterized in that: described cooled plate (4) upper surface is buckled with described tightening hoop (9), on described tightening hoop (9), there is screw locking on described shell (12), the inner snake pipe that is welded with joint for passing in and out port of described cooled plate (4), described snake pipe is integrated casting.
5. exhaust gases of internal combustion engines used heat call back means according to claim 1, it is characterized in that: described thermoelectric power generation assembly (5) is thermo-electric generation assembly, by single thermoelectric power generation sheet, formed, adopting three thermoelectric power generation sheet series connection is one group, and then the mode of three groups of parallel connections is connected to become a rectangle plane; Described thermoelectric power generation assembly (5) low temperature face fits tightly described cooled plate (4), and described thermoelectric power generation assembly (5) high temperature face and described high temperature plate (6) fit tightly.
6. exhaust gases of internal combustion engines used heat call back means according to claim 1, is characterized in that: the cross section of described heat exchanger (7) is rectangular.
7. according to the exhaust gases of internal combustion engines used heat call back means described in claim 1 or 6, it is characterized in that: the inner described heat-collecting devcie (8) of described heat exchanger (7) consists of copper coin, inside is snake pipe, outside have heat absorbing coating with tail gas contact segment, described heat-collecting devcie (8) is uniformly distributed with exhaust gas flow direction is parallel, and welds with described heat exchanger (7) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242776.XU CN203906057U (en) | 2014-05-13 | 2014-05-13 | Internal combustion engine tail gas waste heat generating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242776.XU CN203906057U (en) | 2014-05-13 | 2014-05-13 | Internal combustion engine tail gas waste heat generating device |
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| CN203906057U true CN203906057U (en) | 2014-10-29 |
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| CN201420242776.XU Expired - Fee Related CN203906057U (en) | 2014-05-13 | 2014-05-13 | Internal combustion engine tail gas waste heat generating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993938A (en) * | 2014-05-13 | 2014-08-20 | 江苏大学 | Tail gas waste heat recovery power generation device of internal combustion engine |
| CN107134968A (en) * | 2017-04-18 | 2017-09-05 | 江苏大学 | A kind of utilization waste gas residual heat and the double source electricity generation system and method for solar energy for refrigerator car |
| CN107709720A (en) * | 2015-06-05 | 2018-02-16 | 庞巴迪运输有限公司 | For the thermoelectric generator by the hot-cast socket of hot gas stream into electric energy |
-
2014
- 2014-05-13 CN CN201420242776.XU patent/CN203906057U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993938A (en) * | 2014-05-13 | 2014-08-20 | 江苏大学 | Tail gas waste heat recovery power generation device of internal combustion engine |
| CN107709720A (en) * | 2015-06-05 | 2018-02-16 | 庞巴迪运输有限公司 | For the thermoelectric generator by the hot-cast socket of hot gas stream into electric energy |
| CN107134968A (en) * | 2017-04-18 | 2017-09-05 | 江苏大学 | A kind of utilization waste gas residual heat and the double source electricity generation system and method for solar energy for refrigerator car |
| CN107134968B (en) * | 2017-04-18 | 2019-02-05 | 江苏大学 | A kind of double source electricity generation system and method using waste gas residual heat and solar energy for refrigerator car |
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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: 20141029 Termination date: 20150513 |
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| EXPY | Termination of patent right or utility model |