CN102252775B - Device for measuring temperature of battery - Google Patents
Device for measuring temperature of battery Download PDFInfo
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- CN102252775B CN102252775B CN201110155341.2A CN201110155341A CN102252775B CN 102252775 B CN102252775 B CN 102252775B CN 201110155341 A CN201110155341 A CN 201110155341A CN 102252775 B CN102252775 B CN 102252775B
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- 230000008859 change Effects 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims description 4
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- 239000000725 suspension Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 3
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 abstract description 2
- 229910052744 lithium Inorganic materials 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract 1
- 230000008092 positive effect Effects 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000011449 brick Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The invention discloses a device for measuring temperature of a battery and belongs to the field of power lithium batteries. The device comprises at least one temperature sensor, and an intelligent instrument; the at least one temperature sensor is used for measuring the temperature of a battery to be measured; and the intelligent instrument is used for acquiring the temperature and the change of the temperature field of the battery to be measured by reading the resistance signal change of the temperature sensor. The at least one temperature sensor is integrated in the device for measuring the temperature of the battery and the resistance signal change is read by the intelligent instrument, so that the temperature detection of various batteries, such as lithium ion batteries and the like can be realized, and data can be read directly; and the device has a small volume and is portable and is convenient to operate. The device can perform single and multi point monitoring according to the use requirements, and the temperature alarm monitoring can be set, so that the safety is improved, the device has a reasonable structure, is low in cost, and has a positive effect of promoting the optimization of a production process and improvement on performance of the battery.
Description
Technical field
The present invention relates to dynamic lithium battery field, particularly a kind of device for measuring temperature of battery.
Background technology
Present stage measures each producer to battery temperature and mainly adopts resistance sensor (galvanic couple formula sensor also has use), and connecting mode mostly is compression type or bite type connects.Temperature survey numerical value reads by data processing software or secondary instrument.The method of testing of each producer is single type, and versatility is not strong.
Summary of the invention
The embodiment of the present invention provides a kind of device for measuring temperature of battery.Described technical scheme is as follows:
A device for measuring temperature of battery, described device comprises:
At least one temperature sensor, for measuring the temperature of tested battery;
The intelligent instrument being connected with described at least one temperature sensor, for by reading the resistance signal intensity of described temperature sensor, obtains temperature and the change of temperature field of described tested battery;
Counter, measures number of times for automatically recording;
Time controller, for the automatic control survey time;
Described device comprises power interface;
Gauge tap module, for controlling the duty of described device, when receiving the instruction of closing described power supply, described gauge tap module is closed described device, and when receiving the instruction of opening described power supply, described gauge tap module is opened described device;
On described device, comprise data-interface.
Described temperature sensor is pin type, SMD or spiral sensor.
Described temperature sensor and the connected mode of described battery are that compression type connects, bonding, suspension or cassette.
Described intelligent instrument comprises sensor special interface, adopts the three-wire system mode of connection to be connected with described at least one temperature sensor.
The conventional sensing range of described device is for being 0-350 ℃, and described temperature sensor is resistance temperature detector.
Described device also comprises:
Protection module, for judging that whether the temperature that described intelligent instrument obtains surpasses preset value, if so, cuts off the duty of described tested battery.
Described device is output as analog quantity and/or digital quantity.
The beneficial effect of the technical scheme that the embodiment of the present invention provides is:
By at least one temperature sensor is integrated in measurement mechanism, and read by intelligent instrument, can realize the temperature detection of all kinds of batteries (being not limited to lithium ion battery), direct sense data, volume is little, portable operation is convenient.And can carry out list, multi-point monitoring can set temperature alarm monitoring by request for utilization, promote security, rational in infrastructure, cost is low, for optimized production process, improve battery performance and actively promote effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the composition schematic diagram of a kind of device for measuring temperature of battery of providing of the embodiment of the present invention;
Fig. 2 is the composition schematic diagram of a kind of device for measuring temperature of battery of providing of the embodiment of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Fig. 1 is the composition schematic diagram of a kind of device for measuring temperature of battery of providing of the embodiment of the present invention.Referring to Fig. 1, this device comprises:
At least one temperature sensor 101, for measuring the temperature of tested battery;
The intelligent instrument 102 being connected with at least one temperature sensor, for by reading the resistance signal intensity of described temperature sensor, obtains temperature and the change of temperature field of described tested battery.
Fig. 2 is the concrete composition schematic diagram of a kind of device for measuring temperature of battery of providing of the embodiment of the present invention.Referring to Fig. 2, this device comprises:
At least one temperature sensor 101, for measuring the temperature of tested battery; According to different testing requirements, this installs configurable various temperature sensor, and described temperature sensor can be pin type, SMD or spiral sensor.Connecting mode for sensor and tested battery can be selected according to different needs of work, and described temperature sensor and the connected mode of described battery are that compression type connects, bonding, suspension or cassette.The conventional sensing range of described device is 0-350 ℃, and described temperature sensor is resistance temperature detector.If any the configurable related sensor of special requirement, to meet the demands, for example, for high temperature, detect demand and can configure thermocouple temperature sensor.
The intelligent instrument 102 being connected with at least one temperature sensor, for by reading the resistance signal intensity of described temperature sensor, obtains temperature and the change of temperature field of described tested battery.Described intelligent instrument comprises sensor special interface, adopts the three-wire system mode of connection to be connected with described at least one temperature sensor.
Those skilled in the art can know, this device comprises detecting head and for the outlet of data output, this device can be encapsulated in a portable control cabinet, and the present invention does not do concrete restriction to this.And in order to work, this device also comprises power interface, it should be noted that, in order further to reach portable object, this device can also be used the normal operation of battery powered device.
Further, this device also comprises counter 103, and counter can record measurement number of times automatically; Also comprise time controller 104, time controller can carry out Measuring Time control, automatic control survey time.Preferably, optionally detection time, scope was 1 minute～24 hours.Tester can be according to the test request Lookup protocol test duration.
Further, described device also comprises:
It should be noted that, this device also comprises gauge tap module 106, this gauge tap module is for the duty of control device, when receiving the instruction of powered-down, described gauge tap module is closed described device, when receiving the instruction of power-on, described gauge tap module is opened described device.
The specific works mode of this device is specifically shown in following:
(1) while detecting, foundation needs the scope of detected temperatures to select suitable temperature sensor, for example, conventional sensing range is 0-350 ℃, the temperature sensor of selecting is resistance temperature detector, the step of this selection can be selected by knob or selection key on device, each temperature sensor can all be connected with intelligent instrument, by knob or button on device, its use state controlled, and can be also that the temperature sensor of only selecting is connected with intelligent instrument;
(2) sensor heads is placed on the cell of required detection or power brick temperature in, after opening main power switch, system is switched on, intelligent instrument work, battery (power brick temperature) is carried out to temperature detection, and intelligent instrument can directly be read temperature and the change of temperature field of measured piece by the resistance signal intensity of read sensor.
(3) for the data manipulation personnel that measure both direct read-record, by software control, draw temperature variation curve.Also can be converted to switching value, analog output by intelligent instrument; this device has been reserved the output interface of intelligent instrument; this device is output as analog quantity and/or digital quantity, by automatic collection, the processing of signal, plays battery (power brick) the FEEDBACK CONTROL of charge and discharge system and temperature protection.When dut temperature surpasses preset value, protection module 105 cuts off the duty of described tested battery.For example, system overtemperature prote point is set, as dut temperature surpasses preset value, signal cut battery (power brick) duty that can feed back by intelligent instrument, anti-locking system overtemperature damages.
Device versatility provided by the invention is stronger, is applicable to the multiple detection demand under various environment.Gross weight is no more than 6 kilograms, is easy to carry, and accuracy high (select high-precision sensor measuring accuracy can reach ± 0.5 ℃).With respect to having reserved data-interface in general Portable temperature detecting device (as hand-held infrared temperature detecting device) function, can realize multiple monitoring function expansion, be the force assistance device that has of the exploitation of matching battery industry, production.
By at least one temperature sensor is integrated in measurement mechanism, and read by intelligent instrument, can realize the temperature detection of all kinds of batteries (being not limited to lithium ion battery), direct sense data, volume is little, portable operation is convenient.And can carry out list, multi-point monitoring can set temperature alarm monitoring by request for utilization, promote security, rational in infrastructure, cost is low, for optimized production process, improve battery performance and actively promote effect.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. a device for measuring temperature of battery, is characterized in that, described device comprises:
At least one temperature sensor, for measuring the temperature of tested battery;
The intelligent instrument being connected with described at least one temperature sensor, for by reading the resistance signal intensity of described temperature sensor, obtains temperature and the change of temperature field of described tested battery;
Counter, measures number of times for automatically recording;
Time controller, for the automatic control survey time;
Described device comprises power interface;
Gauge tap module, for controlling the duty of described device, when receiving the instruction of closing described power supply, described gauge tap module is closed described device, and when receiving the instruction of opening described power supply, described gauge tap module is opened described device;
On described device, comprise data-interface.
2. device according to claim 1, is characterized in that, described temperature sensor is pin type, SMD or spiral sensor.
3. device according to claim 1, is characterized in that, described temperature sensor and the connected mode of described battery are that compression type connects, bonding, suspension or cassette.
4. device according to claim 1, is characterized in that, described intelligent instrument comprises sensor special interface, adopts the three-wire system mode of connection to be connected with described at least one temperature sensor.
5. device according to claim 1, is characterized in that, the conventional sensing range of described device is 0-350 ℃, and described temperature sensor is resistance temperature detector.
6. device according to claim 1, is characterized in that, described device also comprises:
Protection module, for judging that whether the temperature that described intelligent instrument obtains surpasses preset value, if so, cuts off the duty of described tested battery.
7. device according to claim 1, is characterized in that, described device is output as analog quantity and/or digital quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110155341.2A CN102252775B (en) | 2011-06-10 | 2011-06-10 | Device for measuring temperature of battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110155341.2A CN102252775B (en) | 2011-06-10 | 2011-06-10 | Device for measuring temperature of battery |
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| Publication Number | Publication Date |
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| CN102252775A CN102252775A (en) | 2011-11-23 |
| CN102252775B true CN102252775B (en) | 2014-03-12 |
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| CN201110155341.2A Active CN102252775B (en) | 2011-06-10 | 2011-06-10 | Device for measuring temperature of battery |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1812087A (en) * | 2005-01-27 | 2006-08-02 | 三美电机株式会社 | Battery protection ic chip |
| CN101187805A (en) * | 2007-11-09 | 2008-05-28 | 中国船舶重工集团公司第七一二研究所 | Storage battery intelligent detection and control device and method |
| CN201464062U (en) * | 2009-07-16 | 2010-05-12 | 杭州华塑加达网络科技有限公司 | Battery temperature on-line measuring system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7155075B2 (en) * | 2004-03-29 | 2006-12-26 | General Electric Company | Optical battery temperature monitoring system and method |
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2011
- 2011-06-10 CN CN201110155341.2A patent/CN102252775B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1812087A (en) * | 2005-01-27 | 2006-08-02 | 三美电机株式会社 | Battery protection ic chip |
| CN101187805A (en) * | 2007-11-09 | 2008-05-28 | 中国船舶重工集团公司第七一二研究所 | Storage battery intelligent detection and control device and method |
| CN201464062U (en) * | 2009-07-16 | 2010-05-12 | 杭州华塑加达网络科技有限公司 | Battery temperature on-line measuring system |
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| CN102252775A (en) | 2011-11-23 |
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Owner name: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SAIC CHERY AUTOMOBILE CO., LTD. Effective date: 20150702 |
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Effective date of registration: 20150702 Address after: 241000 Yijiang, Anhui Province, Jin Hua Road, No. 226, South Road, No. Patentee after: New-energy automobile Technology Co., Ltd. of Cherry Address before: 241006 Wuhu economic and Technological Development Zone, Anhui, Changchun Road, No. 8, No. Patentee before: Saic Chery Automobile Co., Ltd. |
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Address after: 241001 No. 226 Huajin South Road, Wuhu High-tech Industrial Development Zone, Wuhu City, Anhui Province Patentee after: Chery New Energy Automobile Co.,Ltd. Address before: 241000 No. 226 Hua Jin South Road, Yijiang District, Anhui, Wuhu Patentee before: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |