CN106093797A - A kind of battery temperature field stimulation device, system and the verification method of battery thermal management - Google Patents
A kind of battery temperature field stimulation device, system and the verification method of battery thermal management Download PDFInfo
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- CN106093797A CN106093797A CN201610680634.5A CN201610680634A CN106093797A CN 106093797 A CN106093797 A CN 106093797A CN 201610680634 A CN201610680634 A CN 201610680634A CN 106093797 A CN106093797 A CN 106093797A
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- heat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/374—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
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Abstract
The present invention provides a kind of battery temperature field stimulation device, system and the verification method of battery thermal management.Battery temperature field stimulation device includes: housing；Heat generating unit, is used for producing heat, is installed on the inside of housing；Heat-conducting medium, is filled between heat generating unit and housing；Controller, for gathering and send the temperature data of heat generating unit and heat-conducting medium, and controls heat generating unit with a predetermined manner generation heat.Design can fast and effeciently be verified, decrease test period and required auxiliary equipment, greatly reduce testing cost after the heat management structure of battery and strategy have designed by the battery temperature field stimulation device of the embodiment of the present invention.It addition, this battery temperature field stimulation device can simulate the different heat state of different model battery, there is the strongest adaptability, the most safely controllable, it is simple to testing crew adjusts parameter and the accuracy of record test result, beneficially result of the test and science.
Description
Technical field
The present invention relates to battery thermal management field, particularly to a kind of battery temperature field stimulation device, system and battery thermal
The verification method of reason.
Background technology
At present, the heat management work of new energy car battery is more and more important.Typically in heat management structure and strategy design
During to involve the biggest experience, heat management structure and strategy designed after, design is verified and needs the longest
Cycle.For now, the verification mode that the design of opposite heat tube reason is used is to test with the discharge and recharge of actual battery
Card, this verification method test period length, needs huge charging/discharging apparatus to coordinate, and needs special temperature acquisition
Equipment is monitored, and test process is time-consuming takes a lot of work.
Summary of the invention
The technical problem to be solved in the present invention is to provide testing of a kind of battery temperature field stimulation device, system and battery thermal management
Card method, solve the discharge and recharge test of opposite heat tube reason design actual battery in prior art carry out verifying, test process time-consuming
The problem taken a lot of work.
For solving above-mentioned technical problem, the present invention provides a kind of battery temperature field stimulation device, including:
Battery cell to be simulated or the housing of battery modules；
Heat generating unit, is used for producing heat, is installed on the inside of described housing；
Heat-conducting medium, is filled between described heat generating unit and described housing, and the heat produced by described heat generating unit passes
It is handed to described housing；
Controller, for gathering and send described heat generating unit and the temperature data of described heat-conducting medium, and controls described
Heat generating unit produces heat with a predetermined manner.
Furthermore, it is understood that described controller includes:
Control unit, is connected with described heat generating unit；
Temperature acquisition sensor, is connected with described control unit, is used for gathering described heat generating unit and described heat-conducting medium
Temperature data；
Communication Layer, is connected with described control unit, for sending the temperature number of described heat generating unit and described heat-conducting medium
According to.
Furthermore, it is understood that the material of described heat-conducting medium is dimethicone.
Furthermore, it is understood that described controller is connected with positive pole and the negative pole of external power supply.
Present invention also offers a kind of battery temperature field stimulation system, including:
Battery temperature field stimulation device and host computer, described battery temperature field stimulation device includes:
Battery cell to be simulated or the housing of battery modules；
Heat generating unit, is used for producing heat, is installed on the inside of described housing；
Heat-conducting medium, is filled between described heat generating unit and described housing, and the heat produced by described heat generating unit passes
It is handed to described housing；
Controller, for gathering and send described heat generating unit and the temperature data of described heat-conducting medium, and controls described
Heat generating unit produces heat with a predetermined manner；
Described host computer and described controller communication, obtain described heat generating unit and the temperature data of described heat-conducting medium,
And send control signal to described controller.
Furthermore, it is understood that in described battery temperature field stimulation system, described controller includes:
Control unit, is connected with described heat generating unit；
Temperature acquisition sensor, is connected with described control unit, is used for gathering described heat generating unit and described heat-conducting medium
Temperature data；
Communication Layer, is connected with described control unit, for sending described heat generating unit and described heat conduction to described host computer
The temperature data of medium, and accept the control signal that described host computer sends.
Furthermore, it is understood that in described battery temperature field stimulation system, the material of described heat-conducting medium is dimethicone.
Furthermore, it is understood that in described battery temperature field stimulation system, described Communication Layer is carried by direct current with described host computer
Ripple carries out communication.
Furthermore, it is understood that in described battery temperature field stimulation system, described controller and the positive pole of external power supply and negative pole
Connect.
Present invention also offers the verification method of a kind of battery thermal management, be applied to battery temperature field stimulation system, including:
According to the heat production parameter in battery cell to be simulated or battery modules charge and discharge process, determine described heat generating unit
Produce the predetermined manner of heat；
Gather and send described heat generating unit and the temperature data of described heat-conducting medium, according to described temperature data, control
Described heat generating unit produces heat according to described predetermined manner；
Gather electric automobile heat management parameter under current thermal management policy and verify whether described heat management parameter accords with
Close target.
Having the beneficial effect that of the technique scheme of the present invention:
The battery temperature field stimulation device of the embodiment of the present invention, can design at the heat management structure of battery and strategy
After, design is fast and effeciently verified, decreases test period and required auxiliary equipment, greatly reduce and test into
This.It addition, this battery temperature field stimulation device can simulate the different heat state of different model battery, there is the strongest adaptation
Property, the most safely controllable, it is simple to testing crew adjusts parameter and the accuracy of record test result, beneficially result of the test and section
The property learned.
Accompanying drawing explanation
Fig. 1 is the composition structural representation of the battery temperature field stimulation device of the embodiment of the present invention；
Fig. 2 is the composition structural representation of the battery temperature field stimulation system of the embodiment of the present invention；
Fig. 3 is the flow chart of the verification method of the battery thermal management of the embodiment of the present invention.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
Embodiment 1
With reference to shown in Fig. 1, the invention provides a kind of battery temperature field stimulation device, including: battery cell to be simulated or
The housing 4 of battery modules；Heat generating unit 1, is used for producing heat, is installed on the inside of housing 4；Heat-conducting medium 2, is filled in heat production
Between unit 1 and housing 4, the heat that heat generating unit 1 produces is transferred to housing 4；Controller 3, is used for gathering and sending heat production
Unit 1 and the temperature data of heat-conducting medium 2, and control heat generating unit 1 and carry out heat production with a preset temperature.
Specifically, the battery temperature field stimulation device of the present invention, has installed heat generating unit 1 additional in the inside of housing 4, with this mould
Intend the febrile state of battery.Heat-conducting medium 2 is filled between heat generating unit 1 and housing 4, and the heat produced by heat generating unit 1 passes
It is handed to housing 4, thus realizes the simulation that battery is generated heat from inside to outside.Control information can be passed to heat production list by controller 3
Unit 1, heat generating unit 1 produces heat according to the temperature set.Controller 3 can gather heat generating unit 1 and the temperature of heat-conducting medium 2
Degree, it is achieved the real-time, tunable of caloric value and monitoring.This battery temperature field stimulation device can be at the heat management structure of battery and strategy
After having designed, design is fast and effeciently verified, decrease test period and required auxiliary equipment, greatly reduce
Testing cost.It addition, this battery temperature field stimulation device can simulate the different heat state of different model battery, have the strongest
Adaptability, the most safely controllable, it is simple to testing crew adjusts parameter and the accuracy of record test result, beneficially result of the test
And science.
Furthermore, it is understood that controller 3 includes: control unit 31, it is connected with heat generating unit 1；Temperature acquisition sensor 33, with
Control unit 31 connects, for gathering heat generating unit 1 and the temperature data of heat-conducting medium 2；Communication Layer 32, with control unit 31 even
Connect, for sending heat generating unit 1 and the temperature data of heat-conducting medium 2.Wherein in order to control the heating temp of heat generating unit 1, can
Heat generating unit 1 is controlled by control unit 31.Heat generating unit 1 obtains control signal by control unit 31, according to
Control signal carries out the heating of different temperatures.Meanwhile, temperature acquisition sensor 33 is used for gathering heat generating unit 1 and heat-conducting medium 2
Temperature data, and be sent out temperature data by Communication Layer 32.And temperature data acquisition and the process of transmission, need to control
Unit regulates and controls.
Wherein, controller 3 as the heating control core of battery temperature field stimulation device, need the positive pole with external power supply and
Negative pole connects.External power supply provides power supply for controller 3 and heat generating unit 1, it is ensured that the operation of device.It addition, according to different
The power of heat generating unit 1, controller 3 needs the external power supply of external different voltage, and the components and parts in controller 3 be also required to into
Row is corresponding to be adjusted, with the power supply of satisfied different voltages.
It addition, the housing in the embodiment of the present invention, can be designed according to different model, various sizes of battery, can
To be designed as cube, cylinder etc..The volume of housing 4 is set as required, and the housing 4 of large volume needs to fill more
Heat-conducting medium.The selection of housing 4 simultaneously can be plastics, metal or other synthetic material, with adapt in prior art various not
Same battery, thus more accurately, scientifically test the heat condition of corresponding kind battery.
As the preferred mode of one, the material of heat-conducting medium is dimethicone.Dimethicone is tasteless nontoxic, has
Physiological inertia, good chemical stability, electrical insulating property and weatherability, range of viscosities is wide, and freezing point is low, and flash-point is high, hydrophobicity
Can be good, and there is the highest shear resistance, can in 50～180 DEG C life-time service, be adapted as heat carrier.However, it is possible to root
According to test need the material of heat-conducting medium is modified, to reach result of the test the most accurately.
The battery temperature field stimulation device of the embodiment of the present invention, can design at the heat management structure of battery and strategy
After, design is fast and effeciently verified, decreases test period and required auxiliary equipment, greatly reduce and test into
This.It addition, this battery temperature field stimulation device can simulate the different heat state of different model battery, there is the strongest adaptation
Property, the most safely controllable, it is simple to testing crew adjusts parameter and the accuracy of record test result, beneficially result of the test and section
The property learned.
Embodiment 2
With reference to Fig. 1, shown in 2, present invention also offers a kind of battery temperature field stimulation system, including: battery temperature field stimulation fills
Put 100 and host computer 101.Wherein, battery temperature field stimulation device 100 includes: battery cell to be simulated or the shell of battery modules
Body 4；Heat generating unit 1, is used for producing heat, is installed on the inside of housing 4；Heat-conducting medium 2, is filled in heat generating unit 1 and housing 4
Between, the heat that heat generating unit 1 produces is transferred to housing 4；Controller 3, is used for gathering and send heat generating unit 1 and heat conduction is situated between
The temperature data of matter 2, and control heat generating unit 1 and carry out heat production with a preset temperature.Host computer 101 and institute's controller 3 communication, obtain
Take heat generating unit 1 and the temperature data of heat-conducting medium 2, and send control signal to controller 3.
Heat generating unit 1 is imbedded the inside of housing 4 by battery temperature field stimulation system of the present invention, and by heat-conducting medium 2 by heat
Amount conduction, to the mode of housing 4, comes the actual heating of simulated battery and the process of heat transfer.In actual test process, by upper
The caloric value demand of battery is sent to controller 3 by machine 101, sends control signals to heat generating unit 1 by controller 3, with
Make heat generating unit 1 carry out different temperatures heat production or stop heat production, it is also possible to control heat generating unit 1 the heat production time or
Person stops the parameters such as the time of heat production, to reach final required heating temp and heat transfer temperature.
Host computer 101 refers to directly to send the computer of manipulation order, and usually PC, on the screen of host computer 101
Displays temperature data variation, temperature data can be monitored by host computer 101, and can pass through by operator in real time
Battery temperature field stimulation system is controlled by host computer 101, to reach the simulation effect of different battery temperature field.
But, different size, shape generally require with the battery of material and set different caloric values.Controller 3 is according to connecing
Receive control signal control heat generating unit 1 and produce heat.Controller 3 gathers heat generating unit 1 and the temperature data of heat-conducting medium 2,
And temperature data is sent to host computer 101.Controller 3 can control caloric value in real time, monitors internal data simultaneously, is formed in real time
Closed loop control.Host computer 101 can carry out omnidistance record to processes such as heating and heat radiations, for analyzing battery thermal management design
Accordance.Caloric value can be controlled in real time by host computer 101 by the temperature data of real-time report, to reach finely to test
Purpose so that test result more science and accurately.Native system can be used to simulation and the heat management process of checking battery, and
And battery controlled in real time and monitors, reduce experimentation cost, decrease the test period, and result of the test accurately, be
System cost is low.
Furthermore, it is understood that controller 3 includes: control unit 31, it is connected with heat generating unit 1；Temperature acquisition sensor 33, with
Control unit 31 connects, for gathering heat generating unit 1 and the temperature data of heat-conducting medium 2；Communication Layer 32, with control unit 31 even
Connect, for sending heat generating unit 1 and the temperature data of heat-conducting medium 2 to host computer 101, and accept the control that host computer 101 sends
Signal processed.Communication Layer 32 and host computer 101 carry out communication by direct current carrier.DC carrier wave communication can save controller 3
Connection, makes electrical connection simpler, reliable.
Further, since differences such as the material system of battery, amount of capacity, cause the parameters such as thermal conduction rate different,
The heat-conducting medium of different thermal conductivity can be selected flexibly, for actual simulated battery heating process when reality is tested.Diformazan
Base silicone oil is as a kind of outstanding heat-conducting medium, tasteless nontoxic, has physiological inertia, good chemical stability, electrical insulating property
And weatherability.Housing in the embodiment of the present invention, can be designed according to different model, various sizes of battery, Ke Yishe
It is calculated as cube, cylinder etc..The volume of housing 4 is set as required, and the housing 4 of large volume needs to fill more heat conduction
Medium, or fill the heat-conducting medium that heat conductivity is different.The selection of housing 4 simultaneously can be plastics, metal or other synthesis
Material, to adapt to various different batteries in prior art, thus more accurately, scientifically tests the heating of corresponding kind battery
Situation.
The battery temperature field stimulation system of the embodiment of the present invention, can design at the heat management structure of battery and strategy
After, design is fast and effeciently verified, decreases test period and required auxiliary equipment, greatly reduce and test into
This.It addition, this battery temperature field stimulation system can simulate the different heat state of different model battery, there is the strongest adaptation
Property, the most safely controllable, it is simple to testing crew adjusts parameter and the accuracy of record test result, beneficially result of the test and section
The property learned.
Embodiment 3
With reference to shown in Fig. 3, present invention also offers the verification method of a kind of battery thermal management, be applied to battery temperature field stimulation
System, including:
Step 301, according to the heat production parameter in battery cell to be simulated or battery modules charge and discharge process, determines described
Heat generating unit produces the predetermined manner of heat.The kind of the volume of battery, shape, the material of housing and electrolyte determines battery
Modes different in exothermal process.So according to determining the heat production parameter of battery heat production mode, confirming different to be simulated
The mode of the heat production of battery.
Step 302, gathers and sends described heat generating unit and the temperature data of described heat-conducting medium, according to described temperature number
According to, control described heat generating unit and produce heat according to described predetermined manner.During simulated battery heat production, controller according to
Receive control signal and control heat generating unit generation heat.Controller gathers heat generating unit and the temperature data of heat-conducting medium, and
Temperature data is sent to host computer.Controller can control caloric value in real time, monitors internal data simultaneously, forms real-time closed loop
Control.
Step 303, gathers electric automobile heat management parameter under current thermal management policy and verifies that described heat management is joined
Whether number meets target.Host computer can carry out omnidistance record to processes such as heating and heat radiations, is used for analyzing battery thermal management
The accordance of design.
Each embodiment in this specification all uses the mode gone forward one by one to describe, what each embodiment stressed is with
The difference of other embodiments, between each embodiment, identical similar part sees mutually.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, it is also possible to make some improvements and modifications, these improvements and modifications are also
Should be regarded as protection scope of the present invention.
Claims (10)
1. a battery temperature field stimulation device, it is characterised in that including:
Battery cell to be simulated or the housing of battery modules；
Heat generating unit, is used for producing heat, is installed on the inside of described housing；
Heat-conducting medium, is filled between described heat generating unit and described housing, is transferred to by the heat that described heat generating unit produces
Described housing；
Controller, for gathering and send described heat generating unit and the temperature data of described heat-conducting medium, and controls described heat production
Unit produces heat with a predetermined manner.
Battery temperature field stimulation device the most according to claim 1, it is characterised in that described controller includes:
Control unit, is connected with described heat generating unit；
Temperature acquisition sensor, is connected with described control unit, for gathering described heat generating unit and the temperature of described heat-conducting medium
Degrees of data；
Communication Layer, is connected with described control unit, for sending described heat generating unit and the temperature data of described heat-conducting medium.
Battery temperature field stimulation device the most according to claim 2, it is characterised in that the material of described heat-conducting medium is diformazan
Base silicone oil.
Battery temperature field stimulation device the most according to claim 1, it is characterised in that described controller is with external power supply just
Pole and negative pole connect.
5. a battery temperature field stimulation system, it is characterised in that including:
Battery temperature field stimulation device and host computer, described battery temperature field stimulation device includes:
Battery cell to be simulated or the housing of battery modules；
Heat generating unit, is used for producing heat, is installed on the inside of described housing；
Heat-conducting medium, is filled between described heat generating unit and described housing, is transferred to by the heat that described heat generating unit produces
Described housing；
Controller, for gathering and send described heat generating unit and the temperature data of described heat-conducting medium, and controls described heat production
Unit produces heat with a predetermined manner；
Described host computer and described controller communication, obtain described heat generating unit and the temperature data of described heat-conducting medium, and to
Described controller sends control signal.
Battery temperature field stimulation system the most according to claim 5, it is characterised in that described controller includes:
Control unit, is connected with described heat generating unit；
Temperature acquisition sensor, is connected with described control unit, for gathering described heat generating unit and the temperature of described heat-conducting medium
Degrees of data；
Communication Layer, is connected with described control unit, for sending described heat generating unit and described heat-conducting medium to described host computer
Temperature data, and accept described host computer send control signal.
Battery temperature field stimulation system the most according to claim 5, it is characterised in that the material of described heat-conducting medium is diformazan
Base silicone oil.
Battery temperature field stimulation system the most according to claim 6, it is characterised in that described Communication Layer leads to described host computer
Cross direct current carrier and carry out communication.
Battery temperature field stimulation system the most according to claim 5, it is characterised in that described controller is with external power supply just
Pole and negative pole connect.
10. a verification method for battery thermal management, is applied to the battery temperature field stimulation system as described in any one of claim 5-9
System, it is characterised in that including:
According to the heat production parameter in battery cell to be simulated or battery modules charge and discharge process, determine that described heat generating unit produces
The predetermined manner of heat；
Gather and send described heat generating unit and the temperature data of described heat-conducting medium, according to described temperature data, control described
Heat generating unit produces heat according to described predetermined manner；
Gather electric automobile heat management parameter under current thermal management policy and verify whether described heat management parameter meets pre-
Phase target.
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| CN201610680634.5A CN106093797B (en) | 2016-08-17 | 2016-08-17 | Battery temperature field simulation device and system and verification method for battery thermal management |
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| CN201610680634.5A CN106093797B (en) | 2016-08-17 | 2016-08-17 | Battery temperature field simulation device and system and verification method for battery thermal management |
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| CN111879813A (en) * | 2020-07-15 | 2020-11-03 | 国电南瑞科技股份有限公司 | Heat transfer performance parameter measuring device for heat-conducting medium for mounting IGBT (insulated Gate Bipolar transistor) module |
| CN113324678A (en) * | 2021-05-28 | 2021-08-31 | 深圳市商汤科技有限公司 | Temperature simulation device and method, computer equipment and storage medium |
| CN114001986A (en) * | 2021-09-17 | 2022-02-01 | 杭州易斐换热技术有限公司 | Heat exchange amount testing device and method for battery box heat exchanger |
| GB2610420A (en) * | 2021-09-03 | 2023-03-08 | Imperial College Innovations Ltd | Electrochemical pseudo-cell and method of simulating an electrochemical cell |
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| CN106093797B (en) | 2020-03-06 |
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