CN106567769A - Vehicle engine thermal management system and method based on thermoelectric generation technology - Google Patents
Vehicle engine thermal management system and method based on thermoelectric generation technology Download PDFInfo
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- CN106567769A CN106567769A CN201610927788.XA CN201610927788A CN106567769A CN 106567769 A CN106567769 A CN 106567769A CN 201610927788 A CN201610927788 A CN 201610927788A CN 106567769 A CN106567769 A CN 106567769A
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- 238000005516 engineering process Methods 0.000 title abstract description 3
- 238000000034 method Methods 0.000 title description 5
- 239000002826 coolant Substances 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000010248 power generation Methods 0.000 claims description 35
- 238000001816 cooling Methods 0.000 claims description 20
- 239000000498 cooling water Substances 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 229910002899 Bi2Te3 Inorganic materials 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims description 3
- 239000008393 encapsulating agent Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000037361 pathway Effects 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 238000007726 management method Methods 0.000 claims 7
- 239000004065 semiconductor Substances 0.000 claims 1
- 230000003584 silencer Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 7
- 238000004064 recycling Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001839 systemic circulation Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/082—Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/002—Apparatus adapted for particular uses, e.g. for portable devices driven by machines or engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/008—Mounting or arrangement of exhaust sensors in or on exhaust apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
- F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
- F01N5/025—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat the device being thermoelectric generators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Control Of Temperature (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a vehicle engine thermal management system based on a thermoelectric generation technology. The vehicle engine thermal management system is characterized in that an engine exhaust pipe is provided with an exhaust gas temperature sensor and is connected to a first three-way electric proportional valve; the other two ends of the first three-way electric proportional valve are connected with an exhaust silencer and a thermoelectric generation module gas inlet correspondingly; an engine coolant outlet is connected to an electronic thermostat, and the electronic thermostat is connected to a water radiator and an engine coolant inlet; a coolant flow sensor and a coolant temperature sensor are arranged at the engine coolant inlet; a second three-way electric proportional valve is connected behind the water radiator, and the other two ends of the second three-way electric proportional valve are connected to a thermoelectric generation module coolant inlet and the engine coolant inlet correspondingly; a thermoelectric generation module coolant outlet is then connected with the engine coolant inlet; and the coolant temperature sensor, the coolant flow sensor and the exhaust gas temperature sensor are connected to a controller through signal lines, and a storage battery is connected to the controller through a power line.
Description
Technical field
The present invention relates to a kind of vehicular engine heat management system, more particularly to a kind of to be based on modified model temperature-difference power generation module
Waste heat recovery and engine thermal status adjustment vehicular engine heat management system, belong to energy regeneration technical field.
Background technology
At present vehicular engine heat management system mainly using electronic water pump, electronic fan, electronic thermostat etc.
Equipment, but these equipment are primarily upon cooling of the electromotor in normal operation, and Jing often ignores electromotor in cold start-up, height
The Warm status of electromotor when fast operating mode and rear cooling operating mode, except cooling down, now electromotor may need insulation even to heat up.
In addition, the control of above-mentioned electronic equipment all relies on vehicle battery with using, and the charging of accumulator mainly comes
Come from alternator for vehicle, consumption be electromotor Effective power a part, but substantial amounts of engine exhaust energy still not by
Recycle.Finally, at present in the thermo-electric generation system for grinding mainly using the temperature difference between exhaust high temperature end and air low temperature end
Generated electricity, but enging cabin temperature is higher and air current flow is disorderly, and automobile exhaust to there is flow velocity high, cyclic fluctuation is big,
The features such as exhaust back pressure is unsuitable excessive, causes thermo-electric generation less efficient and generating voltage extremely unstable.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention provides a kind of using based on the automobile-used of thermoelectric generation
Engine thermal management system and its method.With reference to thermoelectric generation and engine thermal management technique, to the engine exhaust temperature difference
Electricity generation module is redesigned, obtain while exhaust resistance is not increased as far as possible higher generating efficiency with it is more stable
Thermo-electric generation efficiency.
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is as follows：
A kind of vehicular engine heat management system based on thermoelectric generation, it is characterised in that：
Exhaust gas temperature sensor is installed, exhaustor is connected on the first three-dimensional dynamoelectric proportion valve on the exhaust pipe of engine, first
The other two ends of three-dimensional dynamoelectric proportion valve couple respectively muffler and temperature-difference power generation module air inlet；
Engine coolant outlet is connected to electronic thermostat, and electronic thermostat is respectively coupled to water radiator and engine cool
Liquid entrance, engine coolant porch is provided with coolant rate sensor and cooling-water temperature transmitter；
Couple the second three-dimensional dynamoelectric proportion valve after water radiator, the another two ends of the second three-dimensional dynamoelectric proportion valve are respectively coupled to the temperature difference
Electricity generation module coolant inlet and engine coolant entrance；Temperature-difference power generation module cooling liquid outlet enters again with engine coolant
Mouth is connected；
Cooling-water temperature transmitter, coolant rate sensor and exhaust gas temperature sensor are connected to controller by holding wire,
Accumulator is connected to controller by power line, controller be connected with power line traffic control by control line and driven electronic water pump,
Electronic fan, electronic thermostat, the first three-dimensional dynamoelectric proportion valve and the second three-dimensional dynamoelectric proportion valve.
The temperature-difference power generation module is gas-liquid dual pathways temperature-difference power generation module, including thermo-electric generation plate, cooling tube, housing,
Enclosure interior has inner fin, and the upper and lower both sides of hull outside are evenly equipped with thermo-electric generation plate, cooling tube is connected with the middle of thermo-electric generation plate
The cooling tube carried out between thermo-electric generation plate cooling, and each thermo-electric generation plate is in parallel, and connects with engine cool pipeline.
Preferably, described thermo-electric generation plate is single-layer double-side ceramic packaging structure, and encapsulant is silica gel, and inside is partly to lead
Body material, its composition is Tellurobismuthite.（Bi2Te3）.
The temperature-difference power generation module is connected by voltage changing module, supply module with accumulator, is produced by thermo-electric generation
Electric energy is stored into accumulator by voltage changing module, supply module.
Vehicular engine thermal management algorithm based on thermoelectric generation, it is characterised in that comprise the following steps：
When engine start warming-up, electronic thermostat is closed, cooling-water temperature transmitter measurement engine coolant entrance temperature
Degree, until coolant temperature reaches 85 DEG C；
When coolant temperature temperature is more than 85 DEG C, controller opens electronic thermostat, and controller control electronic water pump, electron wind
Fan is opened；
When speed is further up, windward cooling effect increases vehicle, and downward trend occurs in coolant temperature, but in electronics section temperature
When fluctuating near device closing temperature, electronic thermostat is delayed for the effect of lower water temperature, and now, controller control first is electronic
Three-dimensional proportioning valve is opened, and engine exhaust enters temperature-difference power generation module, and now, temperature-difference power generation module is carrying out the same of thermo-electric generation
When coolant is heated so that coolant temperature is adjusted；At the same time, controller is adjusted according to engine exhaust temperature
Section electronic fan and electronic water pump rotating speed, engine coolant inlet temperature is maintained at 90 DEG C；
When vehicle is out of service, during engine misses, the second electronic three-dimensional proportioning valve is closed, and controller controls electronic fan with electricity
Sub- water pump continues to run until that ECT reaches less than 80 DEG C, stops electronic fan, electronic water pump, closes electricity
Sub- thermostat.
Compared with prior art, the invention has the beneficial effects as follows being improved to existing aerofluxuss temperature-difference power generation module, gram
Take and commonly used the problems such as too small vehicle-mounted temperature-difference power generation module temperature difference and not abundant enough cold and hot side heat exchange, and deafener can have been played
Effect.In addition, above-mentioned module can compactly be coupled in former machine heat management system and participate in engine thermal status adjustment.This
It is bright that engine exhaust temperature-difference power generation module is redesigned, obtain higher while exhaust resistance is not increased as far as possible
Generating efficiency and more stable thermo-electric generation efficiency, while carrying out engine thermal management using waste heat recovery energy, further carry
Rise electromotor effective efficiency.The present invention can be so that effectively solving engine exhaust heat recycling efficiency is low and engine thermal state
Adjust not accurate enough two hang-up.
Description of the drawings
Fig. 1 is that system hardware arranges schematic diagram；
Fig. 2 is temperature-difference power generation module structural representation.
In figure, 1. water radiator, 2. the second three-dimensional dynamoelectric proportion valve, 3. electromotor, 4. cooling line, 5. exhaustor, 6.
Exhaust gas temperature sensor, 7. the first three-dimensional dynamoelectric proportion valve, 8. deafener, 9. temperature-difference power generation module, 10. voltage changing module, 11. supply
Electric module, 12. coolant rate sensors, 13. accumulator, 14. cooling-water temperature transmitters, 15. electronic water pumps, 16. controls
Device, 17. electronic thermostats, 18. electronic fans, 19. temperature-difference power generation module air inlets, 20. housings, 21. thermo-electric generation plates, 22.
Cooling tube, 23. temperature-difference power generation module air vents, 24. inner fins.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is further described.
As shown in figure 1, the present invention is included based on the vehicular engine heat management system of thermoelectric generation：Thermo-electric generation mould
Block 9, electromotor 3, exhaustor 5, exhaust gas temperature sensor 6, the first three-dimensional dynamoelectric proportion valve 7, voltage changing module 10, supply module
11st, accumulator 13, cooling line 4, electronic thermostat 17, water radiator 1, the second three-dimensional dynamoelectric proportion valve 2, electronic fan 18,
Electronic water pump 15, controller 16, cooling-water temperature transmitter 14, coolant rate sensor 12；The present invention is arranged using electromotor
Temperature-difference power generation module of the gas with engine coolant for heat transferring medium carries out thermo-electric generation, and is stored in accumulator, then passes through
Monitoring control devices electromotor arranges gentle engine coolant inlet temperature, flow, and drives electronic fan, electronics by accumulator
Water pump, electronic thermostat carry out engine thermal status adjustment.
Exhaust gas temperature sensor 6, exhaustor 5 are installed on exhaustor 5 to be connected on the first three-dimensional dynamoelectric proportion valve 7, the
The other two ends of one three-dimensional dynamoelectric proportion valve 7 couple respectively muffler 8 and temperature-difference power generation module air inlet 9；
Engine coolant outlet is connected to electronic thermostat 17, and electronic thermostat 17 is respectively coupled to water radiator 1 and starts
Machine coolant inlet, engine coolant porch is provided with coolant rate sensor 12 and cooling-water temperature transmitter 14.
Couple the second three-dimensional dynamoelectric proportion valve 2 after water radiator 1, the another two ends of the second three-dimensional dynamoelectric proportion valve 2 join respectively
It is connected to temperature-difference power generation module coolant inlet and engine coolant entrance；Temperature-difference power generation module cooling liquid outlet again with electromotor
Coolant inlet is connected.
Cooling-water temperature transmitter 14, coolant rate sensor 12 and exhaust gas temperature sensor 6 are coupled by holding wire
To controller 16, accumulator 13 is connected to controller 16 by power line.Controller 16 is connected by control line with power line traffic control
Connect and drive electronic water pump 15, electronic fan 18, electronic thermostat 17, the first three-dimensional dynamoelectric proportion valve 7 and the second three-dimensional electronic
Proportioning valve 2.Controller 16 adopts arm processor.
A kind of follow-on temperature-difference power generation module 9 adopted in the present invention is gas-liquid dual pathways temperature-difference power generation module, its knot
Structure is referring to Fig. 2, including thermo-electric generation plate 21, cooling tube 22, housing 20, inner fin 24, and the housing 20 is that heat conductivility is preferable
Metal material, inside has zigzag or other shapes inner fin 24, but does not affect engine exhaust back pressure, and with noise elimination
The effect of device, is engine exhaust passage；Up and down both sides are evenly equipped with thermo-electric generation plate to the outside of housing 20, and thermo-electric generation plate centre is logical
There is cooling tube to carry out the parallel connection of the cooling tube between power generation plate cooling, and each thermo-electric generation plate, and go here and there with engine cool pipeline 4
Connection.
Preferably, described thermo-electric generation plate is single-layer double-side ceramic packaging structure, and encapsulant is silica gel, and inside is partly to lead
Body material, its composition is Tellurobismuthite.（Bi2Te3）.
Temperature-difference power generation module is connected by voltage changing module, supply module with accumulator, the electric energy produced by thermo-electric generation
Accumulator is stored into by voltage changing module, supply module.
The vehicular engine heat management control method for being specifically based on thermoelectric generation is as follows：
The present invention adopts engine exhaust to carry out thermo-electric generation for the temperature-difference power generation module of heat transferring medium with engine coolant, and
In being stored in accumulator, then gentle cooling water temperature, flow are arranged by monitoring control devices electromotor, and electricity is driven by accumulator
Sub- fan, electronic water pump, electronic thermostat carry out engine thermal status adjustment, comprise the following steps that：
When electromotor 3 starts warming-up, electronic thermostat 17 is closed, and the measurement engine coolant of cooling-water temperature transmitter 14 enters
Mouth temperature, until coolant temperature reaches 85 DEG C.
When coolant temperature is more than 85 DEG C, controller 16 opens electronic thermostat 17, and partial circulating is closed, and systemic circulation is opened
Open, the control electronic water pump 15 of controller 16, electronic fan 18 are opened.
When speed is further up, windward cooling effect increases vehicle, and downward trend occurs in water temperature, but in electronic thermostat
When fluctuating near 17 closing temperatures, thermostat is delayed for the effect of lower water temperature, and now, the control first of controller 16 is electronic
Three-dimensional proportioning valve 7 is opened, and engine exhaust enters temperature-difference power generation module 9, and now, module is while thermo-electric generation is carried out to cold
But liquid is heated so that coolant temperature is adjusted；At the same time, controller 16 is according to engine exhaust temperature regulation electricity
Sub- fan 18 and the rotating speed of electronic water pump 15, keep engine coolant inlet temperature to be maintained at 90 DEG C.
When vehicle is out of service, when electromotor 3 stops working, the second electronic three-dimensional proportioning valve 2 is closed, the control electronics of controller 16
Fan 18 continues to run until that ECT reaches less than 80 DEG C with electronic water pump 15, stops electronic fan 18, electricity
Sub- water pump 15, closing electronic thermostat 17.
Temperature-difference power generation module can be compactly coupled in former machine heat management system by above-mentioned control strategy, and can be with
Play a part of deafener.The present invention not only can carry out efficiently engine exhaust heat recycling, and can be to starting
Machine Warm status carry out accurate adjustment, further lift the thermal efficiency of electromotor.Solve at one stroke engine exhaust heat recycling and
Not accurate enough two hang-up of engine thermal status adjustment.
Claims (6)
1. a kind of vehicular engine heat management system based on thermoelectric generation, it is characterised in that：
Exhaust gas temperature sensor is installed, exhaustor is connected on the first three-dimensional dynamoelectric proportion valve on the exhaust pipe of engine, first
The other two ends of three-dimensional dynamoelectric proportion valve couple respectively muffler and temperature-difference power generation module air inlet；
Engine coolant outlet is connected to electronic thermostat, and electronic thermostat is respectively coupled to water radiator and engine cool
Liquid entrance, engine coolant porch is provided with coolant rate sensor and cooling-water temperature transmitter；
Couple the second three-dimensional dynamoelectric proportion valve after water radiator, the another two ends of the second three-dimensional dynamoelectric proportion valve are respectively coupled to the temperature difference
Electricity generation module coolant inlet and engine coolant entrance；Temperature-difference power generation module cooling liquid outlet enters again with engine coolant
Mouth is connected；
Cooling-water temperature transmitter, coolant rate sensor and exhaust gas temperature sensor are connected to controller by holding wire,
Accumulator is connected to controller by power line, controller be connected with power line traffic control by control line and driven electronic water pump,
Electronic fan, electronic thermostat, the first three-dimensional dynamoelectric proportion valve and the second three-dimensional dynamoelectric proportion valve.
2. a kind of vehicular engine heat management system based on thermoelectric generation as claimed in claim 1, it is characterised in that：
The temperature-difference power generation module is gas-liquid dual pathways temperature-difference power generation module, including thermo-electric generation plate, cooling tube, housing, enclosure interior
With inner fin, the upper and lower both sides of hull outside are evenly equipped with thermo-electric generation plate, and cooling tube is connected with the middle of thermo-electric generation plate carries out the temperature difference
Power generation plate is cooled down, and the cooling tube between each thermo-electric generation plate is in parallel, and is connected with engine cool pipeline.
3. a kind of vehicular engine heat management system based on thermoelectric generation as claimed in claim 2, it is characterised in that：
Described thermo-electric generation plate is single-layer double-side ceramic packaging structure, and encapsulant is silica gel, and inside is semi-conducting material, and its composition is
Tellurobismuthite.（Bi2Te3）.
4. a kind of vehicular engine heat management system based on thermoelectric generation as claimed in claim 1 or 2, its feature exists
In：The temperature-difference power generation module is connected by voltage changing module, supply module with accumulator, and the electric energy produced by thermo-electric generation is led to
Cross voltage changing module, supply module and be stored into accumulator.
5. a kind of vehicular engine heat management system based on thermoelectric generation as described in any one of Claims 1-4
Management method, it is characterised in that：Engine exhaust is adopted to carry out for the temperature-difference power generation module of heat transferring medium with engine coolant
Thermo-electric generation, and be stored in accumulator, then gentle cooling water temperature, flow are arranged by monitoring control devices electromotor, and pass through
Accumulator drives electronic fan, electronic water pump, electronic thermostat to carry out engine thermal status adjustment.
6. a kind of vehicular engine thermal management algorithm based on thermoelectric generation as claimed in claim 5, it is characterised in that
Comprise the following steps：
When engine start warming-up, electronic thermostat is closed, cooling-water temperature transmitter measurement engine coolant entrance temperature
Degree, until coolant temperature reaches 85 DEG C；
When coolant temperature is more than 85 DEG C, controller opens electronic thermostat, and controller control electronic water pump, electronic fan
Open；
When speed is further up, windward cooling effect increases vehicle, and downward trend occurs in coolant temperature, but in electronics section temperature
When fluctuating near device closing temperature, electronic thermostat is delayed for the effect of lower water temperature, and now, controller control first is electronic
Three-dimensional proportioning valve is opened, and engine exhaust enters temperature-difference power generation module, and now, temperature-difference power generation module is carrying out the same of thermo-electric generation
When coolant is heated so that coolant temperature is adjusted；At the same time, controller is adjusted according to engine exhaust temperature
Section electronic fan and electronic water pump rotating speed, engine coolant inlet temperature is maintained at 90 DEG C；
When vehicle is out of service, during engine misses, the second electronic three-dimensional proportioning valve is closed, and controller controls electronic fan with electricity
Sub- water pump continues to run until that ECT reaches less than 80 DEG C, stops electronic fan, electronic water pump, closes electricity
Sub- thermostat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610927788.XA CN106567769B (en) | 2016-10-31 | 2016-10-31 | A kind of vehicular engine heat management system and method based on thermoelectric generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610927788.XA CN106567769B (en) | 2016-10-31 | 2016-10-31 | A kind of vehicular engine heat management system and method based on thermoelectric generation |
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| Publication Number | Publication Date |
|---|---|
| CN106567769A true CN106567769A (en) | 2017-04-19 |
| CN106567769B CN106567769B (en) | 2019-02-12 |
Family
ID=58534352
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| CN201610927788.XA Expired - Fee Related CN106567769B (en) | 2016-10-31 | 2016-10-31 | A kind of vehicular engine heat management system and method based on thermoelectric generation |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401449A (en) * | 2017-09-06 | 2017-11-28 | 哈尔滨工程大学 | Diesel exhaust waste heat cools down ECR fan pressure charging system |
| CN107435574A (en) * | 2017-09-06 | 2017-12-05 | 哈尔滨工程大学 | Diesel exhaust waste heat ECR fan pressure charging system |
| CN108183279A (en) * | 2017-12-21 | 2018-06-19 | 长安大学 | A kind of thermal management device of battery based on engine exhaust cogeneration |
| CN109973189A (en) * | 2017-12-28 | 2019-07-05 | 陕西汽车集团有限责任公司 | Engine-cooling system based on exhaust power generation |
| CN113294938A (en) * | 2021-06-16 | 2021-08-24 | 江苏大学 | Coupling heat pump driven by thermoelectric stack |
| CN113775455A (en) * | 2021-09-23 | 2021-12-10 | 中国第一汽车股份有限公司 | Engine exhaust operation method and system, electronic equipment and storage device |
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| CN205304647U (en) * | 2016-01-07 | 2016-06-08 | 湖南大学 | Engine exhaust temperature difference power generation devices |
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| CN108183279A (en) * | 2017-12-21 | 2018-06-19 | 长安大学 | A kind of thermal management device of battery based on engine exhaust cogeneration |
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