CN103997257B - A kind of Double helix tubular type used heat call back means - Google Patents
A kind of Double helix tubular type used heat call back means Download PDFInfo
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- CN103997257B CN103997257B CN201410199931.9A CN201410199931A CN103997257B CN 103997257 B CN103997257 B CN 103997257B CN 201410199931 A CN201410199931 A CN 201410199931A CN 103997257 B CN103997257 B CN 103997257B
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- heat
- pipe joint
- high temperature
- transferring medium
- medium pipe
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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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
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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 discloses a kind of Double helix tubular type used heat call back means, include cooled plate, thermoelectric power generation assembly, high temperature plate, heat exchanger the most successively；Vehicle exhaust waste gas enters from heat exchanger air inlet, partial heat in the internal double spiral tube structure waste gas of heat exchanger is collected by heat transfer medium by thermal energy conduction to thermoelectric power generation assembly high-temperature plate by the heat transfer medium in double spiral tube, cooled plate cools down to the low temperature face of thermoelectric power generation assembly, thermoelectric power generation assembly can produce thermoelectromotive force in the case of high temperature face and low temperature face exist temperature difference, and the electricity of generation can be used for the charging to automobile mounted battery.This Double helix tubular type engine waste heat call back means has simple and compact for structure, Heat stability is good, manufactures feature easy to assembly, that generating efficiency is high.
Description
Technical field
The present invention relates to a kind of TRT, particularly to a kind of Double helix tubular type automobile exhaust gas generation device through temperature difference of waste heat.
Background technology
Engine waste heat thermo-electric generation is the effective means that engine tail gas waste-heat is converted to electric energy, in recent years, each developed country of the U.S., Japan and European Union all increases the dynamics to the exploitation of engine waste heat telegram in reply aspect, has manufactured experimently the thermoelectric generator model machine applied on dissimilar automobile.Wherein, a kind of used heat that Nissan motor corporation of Japan develops in research center can differ from TRT and can reclaim the used heat of 11%, and the diesel engine bogie exhaust heat thermo-electric generation research project that Hi-Z company of the U.S. is carried out also achieves good achievement.The additionally research project of the also High-cold regions load-carrying electromotor direct generation of electricity that Russian Federation's scientific center physics is carried out with energy project institute.
The domestic correlational study also carried out residual heat of tail gas of automobile collection, the research of thermoelectric power generation technology before focuses primarily upon some thermoelectricity rationale 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 basic research development plan special funds, start the new projects that a pyroelectric technology reclaims at vehicle exhaust jointly.But opening from the achievement in research reported, current technology is the most immature.Still have a long way to go.
Summary of the invention
The purpose of the present invention, is to provide a kind of application thermoelectric material and thermoelectric generation, utilizes automobile exhaust gas cogeneration, thus improve the Double helix tubular type used heat call back means of energy source of car utilization rate.
The technical scheme is that
A kind of Double helix tubular type used heat call back means, includes cooled plate, thermoelectric power generation assembly, high temperature plate, heat exchanger the most successively；The side on the described upper and lower surface of thermoelectric power generation assembly is cold end, and opposite side is hot junction；The cold end of described thermoelectric power generation assembly fits tightly described cooled plate lower surface, and the hot junction of described thermoelectric power generation assembly fits tightly the upper surface of described high temperature plate；The lower surface of described high temperature plate fits tightly described heat exchanger upper surface；Having cooling water pipe joint on described cooled plate one side, described cooled plate is connected with outside water tank by described cooling water pipe joint；Described high temperature plate one side has the first heat transferring medium pipe joint, described high temperature plate lower surface has the second heat transferring medium pipe joint, described first heat transferring medium pipe joint is connected with external heat-exchanging medium storage bin, and described second heat transferring medium pipe joint is connected with heat exchanger described in its lower end；Through hole is had inside described heat exchanger, double spiral tube is had inside described through hole, described double spiral tube is connected with Helical Tube joint, described Helical Tube joint is divided into Helical Tube joint to flow into end and Helical Tube joint outflow end, and described Helical Tube joint flows into end and is all connected with the described second heat transferring medium pipe joint of described high temperature plate with described Helical Tube joint outflow end.The design of this device has simple and compact for structure, Heat stability is good, and job stability is strong, manufactures feature easy to assembly, that generating efficiency is high.
Improving further as the present invention, have snake pipe inside described cooled plate, described cooling water pipe weld is at the snake pipe in-out end of described cooled plate.
Improving further, described thermoelectric power generation assembly is made up of thermoelectric power generation sheet, and using four thermoelectric power generation sheet series connection is one group, and then eight groups of modes in parallel are connected to become a rectangle plane.
Improving further, described high temperature intralaminar part has snake pipe, and the described first heat transferring medium pipe joint on described high temperature plate side is divided into the first heat transferring medium pipe joint to flow into end and first two joints of heat transferring medium pipe joint outflow end；The described second heat transferring medium pipe joint of described high temperature plate lower surface is divided into the second heat transferring medium pipe joint to flow into end and second two joints of heat transferring medium pipe joint outflow end；Described first heat transferring medium pipe joint flows into end and is connected with described second heat transferring medium pipe joint inflow end, described second heat transferring medium pipe joint flows into end and is connected with described Helical Tube joint inflow end, described Helical Tube joint outflow end is connected with described second heat transferring medium pipe joint outflow end, described second heat transferring medium pipe joint outflow end is connected with one end of described high temperature intralaminar part snake pipe, and the other end of described high temperature intralaminar part snake pipe is connected with described first heat transferring medium pipe joint outflow end.This improvement can make high temperature plate and heat exchanger more fully and the effective used heat absorbing motor exhaust.
Improving further, described heat exchanger is rectangular structure, and its internal described through hole is cylindrical, has heat-barrier material, the double spiral tube within described through hole to be fixed on described through-hole wall by fixing device around described through hole.This improvement can ensure that heat exchanger sufficiently contacts with used heat, improves heat exchange efficiency.
Improving further, described fixing device includes that described double spiral tube is fastened by " Ω " type buckle, pole, described " Ω " type buckle, and middle and described pole is welded, and is connected with described through-hole wall by described clamp device finally by bolt.
Improving further, also include that shell, described shell are divided into upper cover and lower cover, described upper cover and described lower cover to be fixed by fastening bolt, this improvement makes to assemble more convenient.
The invention have the benefit that a kind of Double helix tubular type used heat call back means, automobile exhaust gas enters from heat exchanger one end, part of waste heat in double spiral tube waste gas is collected by heat transfer medium in the internal double spiral tube structure of heat exchanger and is transferred to the high temperature plate of thermoelectric power generation assembly, the low temperature face of thermoelectric power generation assembly fits tightly with cooled plate device, i.e. thermoelectric power generation assembly hot junction is heated by high temperature face, cold end is water cooled plate cooling, therefore the cold end in thermoelectric power generation assembly hot junction produces temperature difference, thus produce electricity, when automobile emission interrupts suddenly, in heat exchanger, heat transfer medium remains to extend the working time of thermoelectric power generation assembly to high temperature face transmission waste heat.A kind of Double helix tubular type used heat call back means of the present invention has simple and compact for structure, Heat stability is good, and job stability is strong, manufactures feature easy to assembly, that generating efficiency is high.It addition, be charging on-vehicle battery by Double helix tubular type used heat call back means, the effective waste reducing the energy, improve fuel economy.
Accompanying drawing explanation
Fig. 1 is the sectional view of the present invention a kind of Double helix tubular type used heat call back means；
Fig. 2 is the side view of the present invention a kind of Double helix tubular type used heat call back means；
Fig. 3 is that a kind of Double helix of the present invention is run affairs the front view of the high temperature plate in waste heat recovery plant.
In figure: cooled plate 1；Thermoelectric power generation assembly 2；High temperature plate 3；Helical Tube joint flows into end 4-1；Helical Tube joint outflow end 4-2；Double spiral tube 5；Heat exchanger 6；Shell 7；First heat transferring medium pipe joint flows into end 8-1；First heat transferring medium pipe joint outflow end 8-2；Cooling water pipe joint 9；Clamp device 10；Fastening bolt 11；Second heat transferring medium pipe joint flows into end 12-1；Second heat transferring medium pipe joint outflow end 12-2；Pole 13.
Detailed description of the invention
See Fig. 1, Fig. 2, Fig. 3, a kind of Double helix tubular type used heat call back means, include cooled plate 1, thermoelectric power generation assembly 2, high temperature plate 3, heat exchanger 6 the most successively；The side on the described upper and lower surface of thermoelectric power generation assembly 2 is cold end, and opposite side is hot junction；The cold end of described thermoelectric power generation assembly 2 fits tightly described cooled plate 1 lower surface, and the hot junction of described thermoelectric power generation assembly 2 fits tightly the upper surface of described high temperature plate 3；The lower surface of described high temperature plate 3 fits tightly described heat exchanger 6 upper surface；Having cooling water pipe joint 9 on described cooled plate 1 one side, described cooled plate 1 is connected with outside water tank by described cooling water pipe joint 9；Described high temperature plate 3 one side has the first heat transferring medium pipe joint 8, described high temperature plate 3 lower surface has the second heat transferring medium pipe joint, described first heat transferring medium pipe joint 8 is connected with external heat-exchanging medium storage bin, and described second heat transferring medium pipe joint is connected with heat exchanger 6 described in its lower end；Described heat exchanger 6 is internal through hole, double spiral tube 5 is had inside described through hole, described double spiral tube 5 is connected with Helical Tube joint, described Helical Tube joint is divided into Helical Tube joint to flow into end 4-1 and Helical Tube joint outflow end 4-2, and described Helical Tube joint flows into end 4-1 and is all connected with the described second heat transferring medium pipe joint of described high temperature plate 3 with described Helical Tube joint outflow end 4-2.
Improve further as the present invention, described cooled plate 1 is internal snake pipe, described cooling water pipe joint 9 is welded on the snake pipe in-out end of described cooled plate 1, described cooling water pipe joint 9 is connected with outside water tank, cooling water is drawn by water tank, flowed into the snake pipe of cooled plate by water pipe, finally return that water tank.
Improving further, described thermoelectric power generation assembly 2, use the HZ-20 thermoelectric power generation assembly of HZ company of the U.S., be made up of thermoelectric power generation sheet, using four thermoelectric power generation sheet series connection is one group, and then eight groups of modes in parallel are connected to become a rectangle plane.
Improving further, described high temperature plate 3 is internal snake pipe, and the described first heat transferring medium pipe joint 8 on described high temperature plate 3 side is divided into the first heat transferring medium pipe joint to flow into end 8-1 and first heat transferring medium two joints of pipe joint outflow end 8-2；The described second heat transferring medium pipe joint of described high temperature plate 3 lower surface is divided into the second heat transferring medium pipe joint to flow into end 12-1 and second heat transferring medium two joints of pipe joint outflow end 12-2；Described first heat transferring medium pipe joint flows into end 8-1 and is connected with described second heat transferring medium pipe joint inflow end 12-1, described second heat transferring medium pipe joint flows into end 12-1 and is connected with described Helical Tube joint inflow end 4-1, described Helical Tube joint outflow end 4-2 is connected with described second heat transferring medium pipe joint outflow end 12-2, one end of described second heat transferring medium pipe joint outflow end 12-2 snake pipe internal with described high temperature plate 3 is connected, and the other end of the internal snake pipe of described high temperature plate 3 is connected with described first heat transferring medium pipe joint outflow end 8-2.
Improving further, described heat exchanger 6 is rectangular structure, and its internal described through hole is cylindrical, has heat-barrier material around described through hole, and the double spiral tube 5 within described through hole is fixed on described through-hole wall by fixing device 10.
Improving further, described fixing device 10 includes that described double spiral tube 5 is fastened by " Ω " type buckle, pole 13, described " Ω " type buckle, and middle and described pole 13 is welded, and is connected with described through-hole wall by described clamp device 10 finally by bolt.
Improve further, also include that shell 7, described shell 7 are divided into upper cover and lower cover, described upper cover and described lower cover to be fixed by fastening bolt 11.
The work process of the present invention is: automobile exhaust waste gas enters from heat exchanger 6 inlet end after three-way catalytic apparatus, when the double spiral tube 5 of heat exchanger 6 inner via hole, partial heat in waste gas is collected by heat transfer medium by thermal energy conduction to high temperature plate 3 by the heat transfer medium in double spiral tube 5, the low temperature face of thermoelectric power generation assembly 2 is cooled down to thermoelectric power generation assembly 2 by cooled plate 1, thermoelectric power generation assembly 2 can produce thermoelectromotive force under the effect that high temperature plate 3 and cooled plate 1 exist temperature difference, and the electricity of generation can be used for the charging to automobile mounted battery.It addition, be charging on-vehicle battery by Double helix tubular type used heat call back means, the effective waste reducing the energy, improve fuel economy.
Claims (5)
1. a Double helix tubular type used heat call back means, it is characterised in that include cooled plate (1), thermoelectric power generation the most successively
Assembly (2), high temperature plate (3), heat exchanger (6)；The side on the upper and lower surface of described thermoelectric power generation assembly (2) is cold end,
Opposite side is hot junction, and the cold end of described thermoelectric power generation assembly (2) fits tightly described cooled plate (1) lower surface, described thermoelectricity
The hot junction of electrification component (2) fits tightly the upper surface of described high temperature plate (3)；The lower surface of described high temperature plate (3) is tight
Fit described heat exchanger (6) upper surface；
Having cooling water pipe joint (9) on described cooled plate (1) one side, described cooled plate (1) passes through described cooling water pipe joint
(9) it is connected with outside water tank；
Described high temperature plate (3) one side has the first heat transferring medium pipe joint (8), described high temperature plate (3) lower surface to have the second heat exchange to be situated between
Matter pipe joint, described first heat transferring medium pipe joint (8) is connected with external heat-exchanging medium storage bin, and described second heat exchange is situated between
Matter pipe joint is connected with heat exchanger (6) described in its lower end；
Described heat exchanger (6) is internal through hole, has double spiral tube (5), described double spiral tube (5) and serpentine pipe inside described through hole
Pipe joint is connected, and described Helical Tube joint is divided into Helical Tube joint to flow into end (4-1) and Helical Tube joint outflow end
(4-2), described Helical Tube joint flow into end (4-1) and described Helical Tube joint outflow end (4-2) all with described high temperature
The described second heat transferring medium pipe joint of plate (3) is connected；
Described high temperature plate (3) is internal snake pipe, the described first heat transferring medium pipe joint (8) on described high temperature plate (3) side
It is divided into the first heat transferring medium pipe joint to flow into end (8-1) and first two joints of heat transferring medium pipe joint outflow end (8-2)；Institute
The described second heat transferring medium pipe joint stating high temperature plate (3) lower surface is divided into the second heat transferring medium pipe joint to flow into end (12-1)
With second two joints of heat transferring medium pipe joint outflow end (12-2)；Described first heat transferring medium pipe joint flows into end (8-1)
Flowing into end (12-1) with described second heat transferring medium pipe joint to be connected, described second heat transferring medium pipe joint flows into end (12-1)
Flowing into end (4-1) with described Helical Tube joint to be connected, described Helical Tube joint outflow end (4-2) and described second is changed
Thermal medium pipe joint outflow end (12-2) is connected, described second heat transferring medium pipe joint outflow end (12-2) and described high temperature
One end of the internal snake pipe of plate (3) is connected, and the other end and described first of the internal snake pipe of described high temperature plate (3) changes
Thermal medium pipe joint outflow end (8-2) is connected；Described cooled plate (1) is internal snake pipe, described cooling water pipe joint
(9) the snake pipe in-out end of described cooled plate (1) it is welded on.
Double helix tubular type used heat call back means the most according to claim 1, it is characterised in that described thermoelectric power generation assembly (2)
Being made up of thermoelectric power generation sheet, using four thermoelectric power generation sheet series connection is one group, and then eight groups of modes in parallel are connected to become a square
Shape plane.
Double helix tubular type used heat call back means the most according to claim 1, it is characterised in that described heat exchanger (6) is rectangular
Body structure, its internal described through hole is cylindrical, has heat-barrier material, the double spiral tube within described through hole around described through hole
(5) it is fixed on described through-hole wall by fixing device (10).
Double helix tubular type used heat call back means the most according to claim 3, it is characterised in that described fixing device (10) is wrapped
Include " Ω " type buckle, pole (13), described " Ω " type buckle by described double spiral tube (5) fasten, middle with described
Bar (13) welds, and is connected with described through-hole wall by described clamp device (10) finally by bolt.
Double helix tubular type used heat call back means the most according to claim 1, it is characterised in that also include shell (7), described
Shell (7) is divided into upper cover and lower cover, described upper cover and described lower cover to be fixed by fastening bolt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199931.9A CN103997257B (en) | 2014-05-13 | 2014-05-13 | A kind of Double helix tubular type used heat call back means |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410199931.9A CN103997257B (en) | 2014-05-13 | 2014-05-13 | A kind of Double helix tubular type used heat call back means |
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| CN103997257A CN103997257A (en) | 2014-08-20 |
| CN103997257B true CN103997257B (en) | 2016-08-31 |
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| CN201410199931.9A Expired - Fee Related CN103997257B (en) | 2014-05-13 | 2014-05-13 | A kind of Double helix tubular type used heat call back means |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104935210B (en) * | 2015-05-08 | 2017-06-27 | 江苏大学 | A kind of honeycomb drum type brake automobile engine waste heat TRT |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201594801U (en) * | 2010-01-12 | 2010-09-29 | 重庆大学 | Heat accumulating type temperature difference power generation device based on thermotube thermoswitch |
| CN102369611A (en) * | 2009-04-02 | 2012-03-07 | Avl里斯脱有限公司 | Thermoelectric generator unit |
| CN203911807U (en) * | 2014-05-13 | 2014-10-29 | 江苏大学 | Double spiral pipe-type waste heat recycling and power generating device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101327732B1 (en) * | 2011-12-15 | 2013-11-11 | 현대자동차주식회사 | Thermoelectric generator of vehicle |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102369611A (en) * | 2009-04-02 | 2012-03-07 | Avl里斯脱有限公司 | Thermoelectric generator unit |
| CN201594801U (en) * | 2010-01-12 | 2010-09-29 | 重庆大学 | Heat accumulating type temperature difference power generation device based on thermotube thermoswitch |
| CN203911807U (en) * | 2014-05-13 | 2014-10-29 | 江苏大学 | Double spiral pipe-type waste heat recycling and power generating device |
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| CN103997257A (en) | 2014-08-20 |
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