CN107611502A - A kind of battery temperature detecting system - Google Patents
A kind of battery temperature detecting system Download PDFInfo
- Publication number
- CN107611502A CN107611502A CN201710735415.7A CN201710735415A CN107611502A CN 107611502 A CN107611502 A CN 107611502A CN 201710735415 A CN201710735415 A CN 201710735415A CN 107611502 A CN107611502 A CN 107611502A
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- temperature
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- probe
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- 239000000523 sample Substances 0.000 claims abstract description 56
- 210000004027 cell Anatomy 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 238000005516 engineering process Methods 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a kind of battery temperature detecting system, including multiple cells, multiple infrared temperatures probe and battery management system；Multiple cells and multiple infrared temperatures probe are arranged in battery case, and infrared temperature probe is rotatable in battery case and uses infrared electronic technology sensing temperature；Each infrared temperature probe is connected with battery management system, and the infrared energy sensed is simultaneously converted into temperature value and transmits temperature value to battery management system by the infrared energy on cell surface of each infrared temperature probes sense near it；Whether the temperature value on the cell surface near each infrared temperature probe that battery management system judges to receive is more than alarm preset value, if occurring in which, the temperature value on the cell surface near an infrared temperature probe is more than alarm preset value, and battery management system sends warning information.The battery temperature detecting system detection range of the present invention is big, with strong points, and accuracy of detection is high, easy for installation, and collection wire harness is few.
Description
【Technical field】
The present invention relates to electric vehicle engineering field, more particularly to a kind of battery temperature detecting system.
【Background technology】
At present, in BMS (BATTERY MANAGEMENT SYSTEM, battery management system), to battery table in battery case
The detection of environment temperature is by the way that temp probe is fixed on battery surface and battery case in face temperature and case, then passes through AD
(Analog Digital, simulation numeral) detection electric circuit inspection obtains the real-time temperature of environment in battery surface and case in battery case
Degree.The temperature of the detection multiple points of battery is such as needed, then needs to increase multiple temp probes, temperature spot is more, then the temperature needed is visited
Head is more, and wire harness is more, and temp probe quantity and wire harness are conflicting, and temp probe quantity is more, battery case environment temperature
And the temperature acquisition of battery surface is more detailed, but wire harness is more, and wiring is more complicated, while easily causes wire harness to release, and temperature is visited
Head fixing point comes off, and causes BMS to alert, has a strong impact on the fault rate of electric automobile.
In consideration of it, real be necessary to provide a kind of new battery temperature detecting system to overcome drawbacks described above.
【The content of the invention】
With strong points it is an object of the invention to provide a kind of detection range is big, accuracy of detection is high, easy for installation, gathering line
The few battery temperature detecting system of beam.
To achieve these goals, the present invention provides a kind of battery temperature detecting system, including multiple cells, multiple
Infrared temperature is popped one's head in and battery management system；The multiple cell and the multiple infrared temperature probe are arranged at battery case
Interior, the infrared temperature probe is rotatable in the battery case and uses infrared electronic technology sensing temperature；Each infrared temperature
Degree probe is connected with the battery management system, cell surface of each infrared temperature probes sense near it is infrared
The infrared energy sensed is simultaneously converted into temperature value and transmits the temperature value to the battery management system by radiation energy；
The battery management system judges whether the temperature value on the neighbouring cell surface of each infrared temperature probe received is big
In alarm preset value, if occurring in which, the temperature value on the cell surface near an infrared temperature probe is default more than alarm
Value, the battery management system send warning information.
In a preferred embodiment, the battery management system includes communication module, control module and alarm module；
The communication module is popped one's head in each infrared temperature and the control module is connected, the control module and the alarm module phase
Even；Each infrared temperature probe is transmitted the temperature value to the control module by the communication module.
In a preferred embodiment, each infrared temperature probe also transmits the anglec of rotation corresponding to the temperature value extremely
The battery management system；Whether the temperature value that the control module judges to receive is more than detection preset value, if described
Temperature value is more than detection preset value, and the control module is corresponding to the temperature value by the communication module transmission of control signals
Infrared temperature probe, adjust the anglec of rotation that infrared temperature corresponding to the temperature value is popped one's head in.
In a preferred embodiment, each infrared temperature probe also transmits rotary speed corresponding to the temperature value extremely
The battery management system, the control module also judge whether the difference of the alarm preset value and the temperature value is less than in advance
If difference, if the difference of the alarm preset value and the temperature value is less than preset difference value, the control module passes through described logical
Believe infrared temperature probe corresponding to module transfer control signal to the temperature value, increase infrared temperature corresponding to the temperature value
The rotary speed of probe.
In a preferred embodiment, the communication module passes through CAN bus and each infrared temperature
Probe is connected.
In a preferred embodiment, the infrared temperature probe can rotate 270 degree.
In a preferred embodiment, the infrared temperature probe can be rotated by 360 °.
The battery temperature detecting system of the present invention, the cell detected in battery case of being popped one's head in using rotatable infrared temperature
Charge and discharge electro-temperature, detection range is big, with strong points, and accuracy of detection is high, easy for installation, and greatly reduces and be distributed in battery case
Interior collection wire harness, reduce because of broken string, the fault rate of electric automobile caused by wire harness releases.
【Brief description of the drawings】
Fig. 1 is the functional block diagram for the battery temperature detecting system that embodiment of the present invention provides.
【Embodiment】
In order that the purpose of the present invention, technical scheme and advantageous effects become apparent from understanding, below in conjunction with this hair
Accompanying drawing in bright embodiment, the technical scheme in embodiment of the present invention is clearly and completely described, it is clear that retouched
The embodiment stated only a part of embodiment of the present invention, rather than whole embodiments.Based on the reality in the present invention
Apply mode, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made,
Belong to the scope of protection of the invention.
Referring to Fig. 1, a kind of battery temperature detecting system 100 provided by the invention, including it is multiple cells 10, multiple
20 and BMS30 of infrared temperature probe.The multiple cell 10 and the multiple infrared temperature probe 20 are arranged at battery case
In 200.The multiple cell 10 provides electric energy for electric automobile and temperature changes with discharge and recharge.The infrared temperature is visited
First 20 rotatable in the battery case 200 and use infrared electronic technology sensing temperatures.Each infrared temperature probe 20 with
The BMS30 is connected.Each infrared temperature probe 20 senses the infrared energy on the surface of cell 10 near it and will sense
The infrared energy measured is converted into temperature value and transmits the temperature value to the BMS30, and the BMS30 judges to receive
Each infrared temperature probe 20 near the surface of cell 10 temperature value whether be more than alarm preset value, if occurring in which
The temperature value on the surface of cell 10 near one infrared temperature probe 20 is more than alarm preset value, and the BMS30 sends announcement
Alert information.
In the present embodiment, the infrared temperature probe 20 can rotate 270 degree.In other embodiments, it is described
Infrared temperature probe 20 can be rotated by 360 °.
The BMS30 includes communication module 31, control module 32 and alarm module 33.The communication module 31 with it is each red
Outer temp probe 20 and the control module 32 are connected, and the control module 32 is connected with the alarm module 33.In this implementation
In mode, the communication module 31 is by CAN (Controller Area Network, controller local area network) buses and often
Individual infrared temperature probe 20 is connected.Each infrared temperature probe 20 is transmitted the temperature value to institute by the communication module 31
State control module 32.Each infrared temperature probe 20 also transmits the anglec of rotation corresponding to the temperature value and rotary speed to described
BMS30.Whether the temperature value that the control module 32 judges to receive is more than detection preset value, if the temperature value is more than
Preset value is detected, the control module 32 passes through infrared corresponding to the transmission of control signals of communication module 31 to the temperature value
Temp probe 20, the anglec of rotation of infrared temperature probe 20 corresponding to the temperature value is adjusted, with to corresponding to the temperature value
The surface of cell 10 near the anglec of rotation constant temperature detection, it is ensured that the temperature acquisition of cell 10 it is accurate
Property.The control module 32 also judges whether the difference of the alarm preset value and the temperature value is less than preset difference value, if institute
The difference for stating alarm preset value and the temperature value is less than preset difference value, and the control module 32 is passed by the communication module 31
Infrared temperature probe 20 corresponding to defeated control signal to the temperature value, increase infrared temperature probe 20 corresponding to the temperature value
Rotary speed, it is ensured that avoid high temperature to influence the infrared temperature probe while the 10 temperature acquisition accuracy of cell
20 service life.
The temperature on the surface of cell 10 is the temperature of the cell 10.
The battery temperature detecting system 100 of the present invention, using in the detection battery case 200 of rotatable infrared temperature probe 20
The charge and discharge electro-temperature of cell 10, detection range is big, with strong points, and accuracy of detection is high, easy for installation, and greatly reduces point
The collection wire harness being distributed in battery case 200, reduce because of broken string, the fault rate of electric automobile caused by wire harness releases.
The present invention is not restricted to described in specification and embodiment, therefore for the personnel of familiar field
Additional advantage and modification is easily achieved, therefore in the essence of the universal limited without departing substantially from claim and equivalency range
In the case of refreshing and scope, the present invention is not limited to specific details, representational equipment and shown here as the diagram with description
Example.
Claims (7)
- A kind of 1. battery temperature detecting system, it is characterised in that：Including multiple cells, multiple infrared temperatures probe and battery Management system；The multiple cell and the multiple infrared temperature probe are arranged in battery case, and the infrared temperature is visited Head is rotatable in the battery case and uses infrared electronic technology sensing temperature；Each infrared temperature probe with the battery Management system is connected, and the infrared energy on cell surface of each infrared temperature probes sense near it will simultaneously sense Infrared energy is converted into temperature value and transmits the temperature value to the battery management system；The battery management system is sentenced Whether the temperature value on the cell surface near each infrared temperature probe that disconnecting receives is more than alarm preset value, if occurring The temperature value on the cell surface near one of infrared temperature probe is more than alarm preset value, the battery management system Send warning information.
- 2. battery temperature detecting system as claimed in claim 1, it is characterised in that：The battery management system includes communication mould Block, control module and alarm module；The communication module is popped one's head in each infrared temperature and the control module is connected, the control Molding block is connected with the alarm module；Each infrared temperature probe is transmitted the temperature value to institute by the communication module State control module.
- 3. battery temperature detecting system as claimed in claim 2, it is characterised in that：Described in the also transmission of each infrared temperature probe The anglec of rotation corresponding to temperature value is to the battery management system；Whether the temperature value that the control module judgement receives More than detection preset value, if the temperature value is more than detection preset value, the control module is transmitted by the communication module to be controlled Infrared temperature corresponding to signal processed to the temperature value is popped one's head in, and adjusts the anglec of rotation that infrared temperature corresponding to the temperature value is popped one's head in Degree.
- 4. battery temperature detecting system as claimed in claim 2, it is characterised in that：Described in the also transmission of each infrared temperature probe Rotary speed corresponding to temperature value to the battery management system, the control module also judge it is described alarm preset value with it is described Whether the difference of temperature value is less than preset difference value, if the difference of the alarm preset value and the temperature value is less than preset difference value, The control module is popped one's head in by the communication module transmission of control signals to infrared temperature corresponding to the temperature value, increases institute State the rotary speed that infrared temperature corresponding to temperature value is popped one's head in.
- 5. battery temperature detecting system as claimed in claim 2, it is characterised in that：The communication module passes through controller local Network-bus is connected with each infrared temperature probe.
- 6. battery temperature detecting system as claimed in claim 1, it is characterised in that：The infrared temperature probe can rotate 270 degree.
- 7. battery temperature detecting system as claimed in claim 1, it is characterised in that：The infrared temperature probe can rotate 360 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735415.7A CN107611502A (en) | 2017-08-24 | 2017-08-24 | A kind of battery temperature detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735415.7A CN107611502A (en) | 2017-08-24 | 2017-08-24 | A kind of battery temperature detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107611502A true CN107611502A (en) | 2018-01-19 |
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ID=61065814
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710735415.7A Pending CN107611502A (en) | 2017-08-24 | 2017-08-24 | A kind of battery temperature detecting system |
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| CN (1) | CN107611502A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808881A (en) * | 2018-07-04 | 2018-11-13 | 周迪 | A kind of wireless charging device and its charging method based on monitoring temperature |
| CN110031110A (en) * | 2019-03-05 | 2019-07-19 | 安徽力高新能源技术有限公司 | A kind of infrared field evolution monitoring system and method for battery management system |
| DE102019126329A1 (en) * | 2019-09-30 | 2021-04-01 | Bayerische Motoren Werke Aktiengesellschaft | Battery with light sensor and motor vehicle |
-
2017
- 2017-08-24 CN CN201710735415.7A patent/CN107611502A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808881A (en) * | 2018-07-04 | 2018-11-13 | 周迪 | A kind of wireless charging device and its charging method based on monitoring temperature |
| CN110031110A (en) * | 2019-03-05 | 2019-07-19 | 安徽力高新能源技术有限公司 | A kind of infrared field evolution monitoring system and method for battery management system |
| DE102019126329A1 (en) * | 2019-09-30 | 2021-04-01 | Bayerische Motoren Werke Aktiengesellschaft | Battery with light sensor and motor vehicle |
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Application publication date: 20180119 |