CN206592187U - A kind of heat collector reclaimed suitable for tail gas thermoelectricity - Google Patents
A kind of heat collector reclaimed suitable for tail gas thermoelectricity Download PDFInfo
- Publication number
- CN206592187U CN206592187U CN201720095345.9U CN201720095345U CN206592187U CN 206592187 U CN206592187 U CN 206592187U CN 201720095345 U CN201720095345 U CN 201720095345U CN 206592187 U CN206592187 U CN 206592187U
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- heat
- heat collector
- section
- tail gas
- collecting tank
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- 230000005619 thermoelectricity Effects 0.000 title claims abstract description 24
- 238000009833 condensation Methods 0.000 claims abstract description 26
- 230000005494 condensation Effects 0.000 claims abstract description 26
- 230000007704 transition Effects 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 13
- 238000011084 recovery Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 22
- 239000002918 waste heat Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000003416 augmentation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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 utility model discloses a kind of heat collector reclaimed suitable for tail gas thermoelectricity, including heat collecting tank, the heat-conducting plate being arranged on the outer surface of the heat collecting tank and the electrothermal module being arranged on the heat-conducting plate, the heat collecting tank includes inlet tube, outlet and collection hot arc, the heat-conducting plate is arranged on the collection hot arc, the inside of the heat collecting tank has heat collector cavity, the heat collector also includes heat pipe, the heat pipe includes evaporator section, condensation segment and adiabatic section, the evaporator section is arranged in the heat collector cavity of the Ji Reduanchu, the condensation segment is arranged on the inside of the heat-conducting plate, the adiabatic section connects the evaporator section and the condensation segment.This is applied to the heat collector of tail gas thermoelectricity recovery by installing heat pipe, the utilization space increase of heat pipe so that the Heat-collecting effect of heat collector is greatly improved, and the pressure loss brought is smaller additional on heat collecting tank.
Description
Technical field
The utility model is related to vehicle exhaust thermoelectric generation field, and in particular to one kind is applied to tail gas thermoelectricity and reclaimed
Heat collector.
Background technology
Research shows that the fuel oil energy only 30% or so of orthodox car engine is used for driving moment, the energy of residue about 70%
Amount is not used effectively, wherein about 40% energy is discharged into air in tail gas waste heat form, cause energy waste and
Environmental pollution.If being subject to secondary utilization to this part used heat, the fuel consumption of automobile can be effectively reduced.Thermoelectric generation is
It is subject to the secondary effective way utilized to tail gas waste heat, it first passes through the heat energy in heat collector collection tail gas, then passes through heat
Electric transition material converts thermal energy into electric energy, and steam supply in-car electric equipment is used, with movement-less part, noiseless, it is pollution-free,
The features such as reliable operation, compact conformation, long service life, there is unique advantage in low grade heat energy using aspect.Collect hot charging
The Heat-collecting effect put directly influences thermoelectricity organic efficiency, is one of key of thermoelectric generation.
Drag Reduction is opposition contradiction face with enhanced heat exchange, and the recovery of tail gas waste heat is improved using the means of enhanced heat exchange
The flow resistance of tail gas will necessarily be increased while efficiency, exhaust performance is influenceed.Therefore when designing heat collector, it is necessary to which synthesis is examined
Consider its Heat-collecting effect and the pressure loss produced.
Tail gas thermoelectricity recovery is carried out using heat collecting tank in patent CN201310077133, in order to improve Heat-collecting effect, case
A large amount of fins such as flow distribution plate, drainage plate, spoiler, spoiler are added in vivo.This method collection for adding fin in box house
Thermal effect is relatively limited, and can bring the larger pressure loss, influences exhaust performance.
Used heat in blast pipe is transferred to by outside progress heat by the high-termal conductivity of heat pipe in patent CN201510244750
Electricity is reclaimed, and Heat-collecting effect is relatively higher.But because air slit diameter is smaller, generally in 50 ~ 60mm, multiple heat pipes are inserted in row
Tracheal strips, the installation number of heat pipe and the heat pipe limited length being inserted into blast pipe.And heat pipe will enter in process
Row, which is vacuumized, weld etc., to be operated, and due to technological reason, head has invalid section of about 30mm, so the utilization of heat pipe can be caused
Space declines.Being inserted into inside discharge duct excessively by heat pipe, also brings along the larger pressure loss in addition, influences venting quality
Energy.
Utility model content
Technical problem to be solved in the utility model be for problem of the prior art there is provided a kind of Heat-collecting effect it is good,
The small heat collector for being applied to the recovery of tail gas thermoelectricity of the pressure loss.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：
A kind of heat collector reclaimed suitable for tail gas thermoelectricity, including heat collecting tank, the appearance for being arranged on the heat collecting tank
Heat-conducting plate and the electrothermal module being arranged on the heat-conducting plate on face, the heat collecting tank include inlet tube, outlet and collection
Hot arc, the heat-conducting plate is arranged on the collection hot arc, and the inside of the heat collecting tank has heat collector cavity, and the heat collector is also wrapped
Heat pipe is included, the heat pipe includes evaporator section, condensation segment and adiabatic section, and the evaporator section is arranged on the collection of the Ji Reduanchu
In hot chamber, the condensation segment is arranged on the inside of the heat-conducting plate, and the adiabatic section connects the evaporator section and the condensation segment.
Preferably, the length of the evaporator section extends perpendicularly to gas flow direction in the heat collector cavity.
Preferably, the adiabatic section is separately positioned on the both ends of the heat pipe, and the evaporator section and the condensation segment are logical
Make the heat pipe formation closed ring structure after the adiabatic section connection for crossing both ends.
Preferably, the wall of the evaporator section close heat collector cavity in the heat collector cavity.
Preferably, the heat collecting tank is in flat, and the heat-conducting plate is separately positioned on the upper and lower surface of the collection hot arc
On, the heat pipe is separately positioned on the upper and lower part of the heat collector, the heat pipe positioned at the top of the heat collector
The evaporator section is located at the top of the heat collector cavity, and the condensation segment is located at the heat-conducting plate on the upper surface of the collection hot arc
It is interior, the bottom of the heat collector cavity, the condensation segment are located at positioned at the evaporator section of the heat pipe of the bottom of the heat collector
In the heat-conducting plate on the lower surface of the collection hot arc.
Further, the heat pipe positioned at the top of the heat collector and the heat positioned at the bottom of the heat collector
Pipe is equipped with multiple, and multiple heat pipes on top and multiple heat pipes of bottom are spaced apart along air current flow direction.
Further, positioned at multiple heat pipes on the top of the heat collector and positioned at many of the heat collector bottom
The individual heat pipe is set along air current flow direction alternate intervals.
Preferably, the cross section of the evaporator section is in flat, and the outline of the cross section has radian.
Further, the cross section of the evaporator section is ellipse.
First Transition section that preferably, the heat collecting tank also includes being used for connecting collection hot arc and the inlet tube,
The second changeover portion for connecting the collection hot arc and the outlet, the connection of collection hot arc described in the First Transition Duan Congyu
Locate to the junction cross section with the inlet tube to be gradually reduced, second changeover portion from it is described collection hot arc junction to
It is gradually reduced with the junction cross section of the outlet.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：This practicality is new
The heat collector for being applied to the recovery of tail gas thermoelectricity of type is made by installing heat pipe, the utilization space increase of heat pipe additional on heat collecting tank
The Heat-collecting effect for obtaining heat collector is greatly improved, and the pressure loss brought is smaller.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the present utility model for being applied to the heat collector that tail gas thermoelectricity is reclaimed；
Accompanying drawing 2 is the top view of the present utility model for being applied to the heat collector that tail gas thermoelectricity is reclaimed；
Accompanying drawing 3 is the sectional view in accompanying drawing 2 along line A-A（Enlarged drawing）；
Accompanying drawing 4 is the sectional view in accompanying drawing 2 along line B-B；
Accompanying drawing 5 is partial enlarged drawing at A in accompanying drawing 4.
Wherein：1st, heat collecting tank；11st, inlet tube；12nd, outlet；13rd, hot arc is collected；14th, First Transition section；15th, the second mistake
Cross section；16th, heat collector cavity；2nd, heat-conducting plate；3rd, heat pipe；31st, evaporator section；32nd, condensation segment；33rd, adiabatic section.
Embodiment
The technical solution of the utility model is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
Referring to the heat collector that tail gas thermoelectricity is reclaimed that is applied to shown in Fig. 1 ~ Fig. 5, including heat collecting tank 1, it is arranged on thermal-arrest
Heat-conducting plate 2 and the electrothermal module being arranged on heat-conducting plate 2 on the outer surface of casing 1（Not shown in figure）.
Heat collecting tank 1 includes inlet tube 11, outlet 12, collects hot arc 13, is connected between collection hot arc 13 and inlet tube 11
First Transition section 14, be connected to collection hot arc 13 and outlet 12 between the second changeover portion 15, the inside of heat collecting tank 1 has
In heat collector cavity 16, the present embodiment, heat collector cavity 16 is located at the middle part of heat collecting tank 1.
In the present embodiment, inlet tube 11 and outlet 12 are separately positioned on relative two on the length direction of heat collecting tank 1
End, and the central axis of inlet tube 11 and outlet 12 extends along same rectilinear direction.
Heat collecting tank 1 is in flat, and collection hot arc 13 is located at the middle part on the length direction of heat collecting tank 1, collection hot arc 13
Area is maximum, and its upper and lower surface area is maximum in each surface of collection hot arc 13.First Transition section 14 from collect hot arc 13 connection
Locate to the junction cross section with inlet tube 11 to be gradually reduced, the second changeover portion 15 from collect hot arc 13 junction to outlet
The junction cross section of pipe 12 is gradually reduced.In the present embodiment, First Transition section 14 and the second changeover portion 15 are symmetricly set on collection
Two ends on the length direction of hot tank body 1.
In the present embodiment, heat-conducting plate 2 is al hot-plate, is also flat, identical with collecting the shape of upper and lower surface of hot arc 13,
Heat-conducting plate 2 has two pieces, in the upper and lower surface for being separately positioned on collection hot arc 13.
Heat collector also includes heat pipe 3, and heat pipe 3 includes evaporator section 31, condensation segment 32 and adiabatic section 33, and evaporator section 31 is arranged on
Collect in the heat collector cavity 16 at hot arc 13, condensation segment 32 is arranged on the inside of heat-conducting plate 2 and is in close contact with heat-conducting plate 2, adiabatic section
33 connection evaporator sections 31 and condensation segment 32.Adiabatic section 33 has two sections, and the one end of evaporator section 31 leads to the one end of condensation segment 32
Cross one section of adiabatic section 33 to connect, the other end of evaporator section 31 is connected with the other end of condensation segment 32 by another section of adiabatic section 33
Logical, so, the connection of order head and the tail makes the formation closed-loop of heat pipe 3 successively for evaporator section 31, adiabatic section 33, condensation segment 32, adiabatic section 33
Shape structure.
A kind of specific embodiment, the length of evaporator section 31 extends perpendicularly to the flowing side of air-flow in heat collector cavity 16
To so, when airflow passes heat collector cavity 16, the evaporator section 31 of heat pipe 3 can occur fully to connect with the hot gas flowed vertically through
Touch, so as to improve the utilization space of heat pipe 3, Heat-collecting effect can be improved.
It is preferred that condensation segment 32 be arranged in parallel with evaporator section 31, two sections of adiabatic sections 33 are symmetricly set on the length direction of heat pipe 3
On both ends.
In the present embodiment, heat pipe 3 is separately positioned on the upper and lower part of heat collector, the heat pipe 3 positioned at the top of heat collector
Evaporator section 31 be located at heat collector cavity 16 top, and close to heat collector cavity 16 upper wall surface, condensation segment 32 be located at collection hot arc 13 it is upper
In heat-conducting plate 2 on surface；It is located at the bottom of heat collector cavity 16 positioned at the evaporator section 31 of the heat pipe 3 of the bottom of heat collector, and it is close
The lower wall surface of heat collector cavity 16, condensation segment 32 is located in the heat-conducting plate 2 on the lower surface of collection hot arc 13.
Heat pipe 3 positioned at the top of heat collector and the heat pipe 3 positioned at the bottom of heat collector be equipped with it is multiple, along air-flow stream
Dynamic direction is arranged at intervals successively.And the heat pipe 3 positioned at the top of heat collector and the heat pipe 3 positioned at heat collector bottom are along air current flow
Direction is arranged alternately so that the evaporator section 31 of the heat pipe 3 in heat collector cavity 16 at upper lower wall surface is alternately arranged, and this causes heat collector cavity 16
Channel cross-sectional area be held essentially constant so that the stream that the evaporator section 31 for reducing heat pipe 3 is caused to the internal gas flow of heat collector cavity 16
Dynamic resistance.
Two rows heat pipe 3 is alternately arranged along air current flow direction, makes evaporator section 31 and the heat collector cavity in heat collector cavity 16
16 wall constitutes approximate corrugation type surface, so, and alternate normal pressure gradient and inverse pressure occur inside heat collector cavity 16
Gradient, just occurs recirculating zone between two adjacent evaporator sections 31, occurs substantial amounts of stream while along with flow separation
To whirlpool, while the turbulent extent of flowing is reinforced so that enhanced heat exchange effect is further improved.In addition, ripple type surface can be with
The less pressure loss obtains higher augmentation of heat transfer effect, and wing is installed in heat collecting tank with patent CN201310077133
Heat pipe is directly inserted in blast pipe and compared by piece, patent CN201510244750, and the pressure loss of generation is obviously reduced.
The cross section of the evaporator section 31 of heat pipe 3 is in flat, and the outer surface of cross section has radian, and its shape is not only
One, in the present embodiment, the cross section of evaporator section 31 is approximately oval.
The operation principle of the heat collector is as follows：
When tail gas flows through heat collector cavity 16, tail gas waste heat can be by the incoming heat-conducting plate 2 in the surface of heat collecting tank 1；While position
Heat can be absorbed in the evaporator section 31 in heat collector cavity 16, condensation segment 32 to is taken heat by adiabatic section 33, then again by heat conduction
Plate 2 absorbs, so that above the heat-conducting plate 2 tail gas waste heat inside heat collecting tank 1 being collected into outside heat collecting tank 1.By
The thermoelectricity that electrothermal module above heat-conducting plate 2 can be carried out tail gas waste heat is reclaimed.
The heat collecting tank 1 of the heat collector itself has Heat-collecting effect, and tail gas waste heat can be led by the way that the surface of heat collecting tank 1 is incoming
In hot plate 2.Heat pipe 3 efficiently can import the used heat inside heat collecting tank 1 in heat-conducting plate 2 again simultaneously, which further improves
Heat recovery efficiency.The heat collector installs fin, patent with patent CN201310077133 in heat collecting tank
Heat pipe is directly inserted in blast pipe and compared by CN201510244750, and Heat-collecting effect is greatly improved, and the pressure loss brought
Reduce.
Above-described embodiment is only to illustrate technical concepts and features of the present utility model, and its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover protection domain of the present utility model it
It is interior.
Claims (10)
1. a kind of heat collector reclaimed suitable for tail gas thermoelectricity, including heat collecting tank, the outer surface for being arranged on the heat collecting tank
On heat-conducting plate and the electrothermal module that is arranged on the heat-conducting plate, the heat collecting tank includes inlet tube, outlet and thermal-arrest
Section, the heat-conducting plate is arranged on the collection hot arc, and the inside of the heat collecting tank has heat collector cavity, it is characterised in that：It is described
Heat collector also includes heat pipe, and the heat pipe includes evaporator section, condensation segment and adiabatic section, and the evaporator section is arranged on the collection hot arc
In the heat collector cavity at place, the condensation segment is arranged on the inside of the heat-conducting plate, the adiabatic section connect the evaporator section and
The condensation segment.
2. the heat collector according to claim 1 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：The length of the evaporator section
Degree extends perpendicularly to gas flow direction in the heat collector cavity.
3. the heat collector according to claim 1 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：The adiabatic section difference
The both ends of the heat pipe are arranged on, the evaporator section makes institute after being connected with the condensation segment by the adiabatic section at both ends
State heat pipe formation closed ring structure.
4. the heat collector according to claim 1 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：The evaporator section is in institute
State the wall close to the heat collector cavity in heat collector cavity.
5. it is applied to the heat collector that tail gas thermoelectricity is reclaimed according to any one of claim 1 ~ 4, it is characterised in that：It is described
Heat collecting tank is in flat, and the heat-conducting plate is separately positioned in the upper and lower surface of the collection hot arc, and the heat pipe is set respectively
In the upper and lower part of the heat collector, the evaporator section positioned at the heat pipe on the top of the heat collector is located at the collection
The top of hot chamber, the condensation segment is located in the heat-conducting plate on the upper surface of the collection hot arc, positioned at the heat collector
The evaporator section of the heat pipe of bottom is located at the bottom of the heat collector cavity, and the condensation segment is located at the following table of the collection hot arc
In the heat-conducting plate on face.
6. the heat collector according to claim 5 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：Positioned at the heat collector
The heat pipe on top and the heat pipe positioned at the bottom of the heat collector be equipped with multiple, multiple heat pipes on top
It is spaced apart with multiple heat pipes of bottom along air current flow direction.
7. the heat collector according to claim 6 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：Positioned at the heat collector
Top multiple heat pipes and positioned at the heat collector bottom multiple heat pipes along air current flow direction alternate intervals
Set.
8. the heat collector according to claim 1 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：The horizontal stroke of the evaporator section
Section is in flat, and the outline of the cross section has radian.
9. the heat collector according to claim 8 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：The horizontal stroke of the evaporator section
Section is ellipse.
10. the heat collector according to claim 1 reclaimed suitable for tail gas thermoelectricity, it is characterised in that：The heat collecting tank
Also include being used to connect the collection hot arc with the First Transition section of the inlet tube, for being connected the collection hot arc and the outlet
Second changeover portion of pipe, the junction of collection hot arc described in the First Transition Duan Congyu is to transversal with the junction of the inlet tube
Face is gradually reduced, second changeover portion from it is described collection hot arc junction to the junction cross section with the outlet by
It is decrescence small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095345.9U CN206592187U (en) | 2017-01-25 | 2017-01-25 | A kind of heat collector reclaimed suitable for tail gas thermoelectricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095345.9U CN206592187U (en) | 2017-01-25 | 2017-01-25 | A kind of heat collector reclaimed suitable for tail gas thermoelectricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206592187U true CN206592187U (en) | 2017-10-27 |
Family
ID=60127610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720095345.9U Expired - Fee Related CN206592187U (en) | 2017-01-25 | 2017-01-25 | A kind of heat collector reclaimed suitable for tail gas thermoelectricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206592187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060966A (en) * | 2017-01-25 | 2017-08-18 | 清华大学苏州汽车研究院（相城） | A kind of heat collector reclaimed suitable for tail gas thermoelectricity |
-
2017
- 2017-01-25 CN CN201720095345.9U patent/CN206592187U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060966A (en) * | 2017-01-25 | 2017-08-18 | 清华大学苏州汽车研究院（相城） | A kind of heat collector reclaimed suitable for tail gas thermoelectricity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20210125 |