CN106812625A - A kind of automobile-used cooling water tank temperature difference electricity generation device - Google Patents

A kind of automobile-used cooling water tank temperature difference electricity generation device Download PDF

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Publication number
CN106812625A
CN106812625A CN201710165950.3A CN201710165950A CN106812625A CN 106812625 A CN106812625 A CN 106812625A CN 201710165950 A CN201710165950 A CN 201710165950A CN 106812625 A CN106812625 A CN 106812625A
Authority
CN
China
Prior art keywords
water tank
cooling water
thermoelectric cell
automobile
temperature difference
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710165950.3A
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Chinese (zh)
Inventor
韩明
赵光明
姜羡
邹瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
East China Jiaotong University
Original Assignee
East China Jiaotong University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by East China Jiaotong University filed Critical East China Jiaotong University
Priority to CN201710165950.3A priority Critical patent/CN106812625A/en
Publication of CN106812625A publication Critical patent/CN106812625A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02GHOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G5/00Profiting from waste heat of combustion engines, not otherwise provided for
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/32Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N11/00Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
    • H02N11/002Generators
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/14Combined heat and power generation [CHP]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Abstract

The invention discloses a kind of automobile-used cooling water tank temperature difference electricity generation device, including tank radiating plate, thermoelectric cell is provided between cooling water tank of engine and tank radiating plate, thermoelectric cell is generated electricity and charged to Vehicular accumulator cell, and controlling circuit of voltage regulation is provided between thermoelectric cell and battery.The present invention can significantly increase the quantity of thermoelectric cell, make full use of the waste heat of cooling water tank, and product is small into big, improves the efficiency of cogeneration.Automobile fuel consumption is reduced, motor vehicle exhaust emission is reduced.

Description

A kind of automobile-used cooling water tank temperature difference electricity generation device
Technical field
The invention belongs to automobile technical field, it is related to a kind of automobile-used cooling water tank temperature difference electricity generation device.
Background technology
60% energy could not be utilized in motor vehicle fuel, and the most energy in fuel are unrestrained in the form of waste heat Expense is fallen, in order that automobile engine is worked in optimum temperature range, it is necessary to be discharged into unnecessary heat in time with cooling water In air, the cooling of water tank mainly has two ways:1)By the fin of automobile leading portion, radiated by natural convection air; 2)When water tank temperature is too high, starts fan and force cooling.Automobile is furnished with generator, is filled to Vehicular accumulator cell by fuel consumption Electricity, therefore the waste heat for wasting engine is not only in water tank cooling procedure, and for the water in cooling water tank, also to enter One step consumes motor vehicle fuel.
Thermoelectric cell is the product of a kind of technology maturation and commercialization, voltage and power and the temperature difference size of thermoelectric cell It is directly proportional, thermoelectric cell has been successfully applied to the cogeneration of vehicle exhaust, its basic ideas is using high-temperature tail gas and air Between the larger temperature difference produce larger voltage, yet with tail gas in discharge process can fast cooling, this part has higher The surface area of temperature is smaller, and the quantity of thermoelectric cell is limited in actual applications.The present invention proposes a kind of new thinking, utilizes Thermo-electric generation between radiator and air, because water tank can provide larger surface area, can dramatically increase thermoelectric The quantity in pond, by the series connection and parallel connection of circuit, increases voltage and power that thermoelectric cell generates electricity.
The high temperature thermo-electric generation of vehicle exhaust has been utilized at present, and the temperature of vehicle exhaust is up to 800 ~ 1300K, and the temperature difference is got over Greatly, more contribute to obtain larger power, present application is based on this thinking.However, because exhaust temperature can be quick Decline, the region area of real high temperature is limited, and a large amount of waste heats produced during engine work are by cooling-water drain , this partial heat energy is not utilized, and in order that cooling water tank cooling fan work also need battery consumption electric energy and Fuel.Cooling water tank thermo-electric generation overall structure proposed by the present invention is simple, movement-less part, without work noise, pollution-free, nothing Tremble.
The content of the invention
To solve technical problem proposed by the present invention, the technical scheme that the present invention is provided is:
A kind of automobile-used cooling water tank temperature difference electricity generation device, including tank radiating plate, the bottom surface of the tank radiating plate is provided with the temperature difference Battery, the thermoelectric cell is fixed on the water tank wall of automobile engine cooling water tank, and the bottom surface of thermoelectric cell is tight with water tank wall Closely connected conjunction.
Further to improve, the thermoelectric cell is connected with controlling circuit of voltage regulation by wire, and mu balanced circuit passes through wire It is connected with battery.
It is further to improve, it is characterised in that the battery is 12V or 24V Vehicular accumulator cells.
Further to improve, the thermoelectric cell is fixed on tank radiating plate and automobile engine cooling water by bolt Between tank wall, heat-conducting glue is coated with thermoelectric cell and the contact surface of water tank wall and fin.
Further to improve, the thermoelectric cell is Bi2Te3And its solid-solution material is made.
Beneficial effects of the present invention include:The present invention can significantly increase the quantity of thermoelectric cell, make full use of cooling The waste heat of water tank, product is small into big, improves the efficiency of cogeneration.Automobile fuel consumption is reduced, motor vehicle exhaust emission is reduced.
Existing mobile generator needs to consume fuel, and cooling water tank thermo-electric generation can replace existing vehicle-mounted hair Motor, lowers automobile fuel consumption, reduces exhaust emission.It is particularly suited for hybrid electric vehicle, hybrid electric vehicle is furnished with a large amount of batteries, It charges and relies on mobile generator at present, with cooling water tank thermo-electric generation to its battery charging, can further reduce mixing The oil consumption of power car, reduction pollution.
Brief description of the drawings
Fig. 1 is apparatus of the present invention schematic diagram;
In figure, 1 is the water tank wall of cooling water tank, and 2 is thermoelectric cell, and 3 is tank radiating plate, and 4 is wire.
Specific embodiment
Technical scheme is further described below in conjunction with drawings and Examples.
As shown in figure 1, a kind of automobile-used cooling water tank temperature difference electricity generation device, including tank radiating plate 3, the tank radiating plate 3 bottom surface is provided with thermoelectric cell 2, and the thermoelectric cell 2 is fixed on the water tank wall 1 and fin of automobile engine cooling water tank Between 3, thermoelectric cell 2 is brought into close contact with water tank wall 1 and fin 3.Thermoelectric cell is connected with voltage stabilizing and controls electricity by wire Road, mu balanced circuit is connected with battery by wire.Battery can select 12V or 24V Vehicular accumulator cells.
When this TRT is installed, thermoelectric cell is clamped by bolt and is fixed on tank radiating plate and automobile engine Between cooling water tank, heat-conducting glue is coated with thermoelectric cell 2 and the contact surface of water tank wall 1 and fin 3.This TRT Installation fixation can be carried out using other forms.As long as keeping thermoelectric cell 2 to be brought into close contact with water tank wall 1 and fin 3.
The thermoelectric cell can as needed select Bi2Te3And its solid-solution material is made.
As illustrated, when the present apparatus works, the surface of water tank wall 1 connects as the hot junction of thermoelectric cell 2 with free convection air Tactile tank radiating plate 3 as thermoelectric cell cold end, cross-ventilated direction is perpendicular to paper in figure.Thermoelectric cell 2 passes through Wire is connected with controlling circuit of voltage regulation, is mainly used in burning voltage, after voltage exceedes the voltage needed for battery charges, to storage Battery charges.
The voltage and the temperature difference between power and water tank surface temperature and atmospheric temperature that thermoelectric cell is produced are relevant, this temperature Difference is bigger, and the voltage and power that thermoelectric cell is provided are also bigger.In cold start, particularly under winter relatively low temperature, cooling The temperature of water tank is relatively low, and with the extension of engine operating duration, the temperature of cooling water can be stepped up, and show as thermoelectric cell The voltage and power of output are also what is be stepped up, i.e., the voltage that thermoelectric cell is provided is unstable, and this is accomplished by using voltage stabilizing Control circuit stability voltage.

Claims (5)

1. a kind of automobile-used cooling water tank temperature difference electricity generation device, including tank radiating plate, it is characterised in that the tank radiating plate Bottom surface is provided with thermoelectric cell, and the thermoelectric cell is fixed on the water tank wall of automobile engine cooling water tank, the bottom of thermoelectric cell Face is brought into close contact with water tank wall.
2. a kind of automobile-used cooling water tank temperature difference electricity generation device as claimed in claim 1, it is characterised in that the thermoelectric cell leads to Cross wire and be connected with controlling circuit of voltage regulation, mu balanced circuit is connected with battery by wire.
3. a kind of automobile-used cooling water tank temperature difference electricity generation device as claimed in claim 1, it is characterised in that the battery is 12V or 24V Vehicular accumulator cells.
4. a kind of automobile-used cooling water tank temperature difference electricity generation device as claimed in claim 1, it is characterised in that the thermoelectric cell leads to Cross and be bolted between tank radiating plate and automobile engine cooling water tank, thermoelectric cell and water tank wall and fin connect Heat-conducting glue is coated with contacting surface.
5. a kind of automobile-used cooling water tank temperature difference electricity generation device as claimed in claim 1, it is characterised in that the thermoelectric cell is Bi2Te3And its solid-solution material is made.
CN201710165950.3A 2017-03-20 2017-03-20 A kind of automobile-used cooling water tank temperature difference electricity generation device Pending CN106812625A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710165950.3A CN106812625A (en) 2017-03-20 2017-03-20 A kind of automobile-used cooling water tank temperature difference electricity generation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710165950.3A CN106812625A (en) 2017-03-20 2017-03-20 A kind of automobile-used cooling water tank temperature difference electricity generation device

Publications (1)

Publication Number Publication Date
CN106812625A true CN106812625A (en) 2017-06-09

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Family Applications (1)

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CN201710165950.3A Pending CN106812625A (en) 2017-03-20 2017-03-20 A kind of automobile-used cooling water tank temperature difference electricity generation device

Country Status (1)

Country Link
CN (1) CN106812625A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108223086A (en) * 2017-12-20 2018-06-29 江苏大学 It is a kind of to utilize vehicle exhaust thermo-electric generation to SCR urea supply pipeline heating systems
CN108979811A (en) * 2018-05-25 2018-12-11 江苏大学 A kind of hybrid electric vehicle power source heat-dissipating and waste heat utilization system and control method
CN111556692A (en) * 2020-04-27 2020-08-18 广州智冷节能科技有限公司 Server liquid cooling system utilizing thermoelectric power generation for heat dissipation and control method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201523345U (en) * 2009-10-01 2010-07-07 洛阳希诺能源科技有限公司 Device of using waste heat of automobile exhaust pipe to generate power
CN203135760U (en) * 2013-02-21 2013-08-14 翟震环 Steam heat energy generator for hybrid-power automobile
CN103726951A (en) * 2013-01-14 2014-04-16 闫化启 Automobile waste heat using method
CN206903767U (en) * 2017-03-20 2018-01-19 华东交通大学 A kind of automobile-used cooling water tank temperature difference electricity generation device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201523345U (en) * 2009-10-01 2010-07-07 洛阳希诺能源科技有限公司 Device of using waste heat of automobile exhaust pipe to generate power
CN103726951A (en) * 2013-01-14 2014-04-16 闫化启 Automobile waste heat using method
CN203135760U (en) * 2013-02-21 2013-08-14 翟震环 Steam heat energy generator for hybrid-power automobile
CN206903767U (en) * 2017-03-20 2018-01-19 华东交通大学 A kind of automobile-used cooling water tank temperature difference electricity generation device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108223086A (en) * 2017-12-20 2018-06-29 江苏大学 It is a kind of to utilize vehicle exhaust thermo-electric generation to SCR urea supply pipeline heating systems
CN108223086B (en) * 2017-12-20 2020-06-09 江苏大学 Heating system for SCR urea supply pipeline by utilizing automobile exhaust temperature difference power generation
CN108979811A (en) * 2018-05-25 2018-12-11 江苏大学 A kind of hybrid electric vehicle power source heat-dissipating and waste heat utilization system and control method
CN108979811B (en) * 2018-05-25 2021-09-10 江苏大学 Power source heat dissipation and waste heat utilization system of hybrid electric vehicle and control method
CN111556692A (en) * 2020-04-27 2020-08-18 广州智冷节能科技有限公司 Server liquid cooling system utilizing thermoelectric power generation for heat dissipation and control method thereof
CN111556692B (en) * 2020-04-27 2022-08-05 广州智冷节能科技有限公司 Server liquid cooling system utilizing thermoelectric power generation for heat dissipation and control method thereof

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Application publication date: 20170609