CN203218911U - Cell module management system - Google Patents
Cell module management system Download PDFInfo
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- CN203218911U CN203218911U CN 201320098147 CN201320098147U CN203218911U CN 203218911 U CN203218911 U CN 203218911U CN 201320098147 CN201320098147 CN 201320098147 CN 201320098147 U CN201320098147 U CN 201320098147U CN 203218911 U CN203218911 U CN 203218911U
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- sampling
- management system
- core monitoring
- balancing units
- cell
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Abstract
The utility model discloses a cell module management system comprising sampling and balancing units, wherein the sampling and balancing units comprise voltage sampling and balancing modules, temperature sampling modules and electrical core monitoring chips; multiple sampling and balancing units are arranged and are interconnected through the electrical core monitoring chips; and one of the multiple sampling and balancing units is connected with a cell management system through the electrical core monitoring chip. The cell module management system is characterized in that the electrical core monitoring chips communicate with the cell management system through SPIs, an original CAN bus communication mode is replaced, the circuit is simplified, and the cost is lowered; the sampling and balancing units can be interconnected through daisy chain mode, theoretically any number of the sampling and balancing units can be cascaded, and the system can be increased in flexibility; after the sampling and balancing units are cascaded, any one of the sampling and balancing units can communicate with the cell management system, wire harnesses in a cell bag can be reduced, and arrangement in the cell bag can be simplified.
Description
Technical field
The utility model relates to pure electric automobile power battery module management system, particularly a kind of battery module managing system that realizes voltage, temperature acquisition with hardware mode.
Background technology
The drive motors battery is one of electric automobile critical component, and its module management system is with the monitoring of hardware mode realization to electric core temperature and monomer voltage.Because it is temperature and monomer voltage parameter accuracy are particularly important to the use of battery, so that the module management system hardware implementation mode needs is simple, stable and cost is low.Present most module management system mainly comprises voltage acquisition module, balance module, and temperature collect module, Single Chip Microcomputer (SCM) system, the CAN module, and by the realization of CAN bus and battery management system (BMS) communication.And the needed function of module management system only is voltage, temperature acquisition, and battery balanced function does not need data are handled.Obviously, the function of this system head and shoulders above the demand of module management system, caused the wasting of resources.If on the original system basis, only keep voltage, temperature acquisition and balanced function, remove CAN module and Single Chip Microcomputer (SCM) system, can reduce the complexity of whole system greatly, reduce cost.On the other hand, module management system is realized and battery management system (BMS) communication by the CAN bus, all need wire harness to connect like this between each module management system and the BMS, if employing concatenation technology, then only need a module management system to connect with BMS, reduced the complexity that power brick is arranged.
The utility model content
The purpose of this utility model is to provide a kind of and had both satisfied demand, and function singleness, the battery module managing system that stability is stronger.
For solving the problems of the technologies described above, the utility model battery module managing system comprises: the sampling balanced unit, and described sampling balanced unit comprises Dian Yacaiyang ﹠amp; Balance module, temperature sampling module and electric core monitoring chip; The quantity of described sampling balanced unit is a plurality of, interconnects by described electric core monitoring chip between a plurality of described sampling balanced units; Wherein in a plurality of described sampling balanced units is connected with battery management system by described electric core monitoring chip.
Preferably, described electric core monitoring chip is by Serial Peripheral Interface (SPI) and described battery management system communication.Described sampling balanced unit and described battery management system are by the SPI mode in succession.Pass through daisy chaining in succession between the described sampling balanced unit.
Electric core monitoring chip in the utility model battery module managing system with the battery management system communication, has replaced original mode by the CAN bus communication by SPI, has simplified circuit, has reduced cost; Can be by daisy chaining in succession between each sampling balanced unit, in theory can be arbitrarily many cascade sampling balanced units have increased the flexibility of system; After the sampling balanced unit cascade, any one sampling balanced unit wherein can with the battery management system communication, reduced the wire harness of power brick inside, simplified the layout of power brick inside.
Description of drawings
Fig. 1 is the utility model battery module managing system block diagram.
Embodiment
Below in conjunction with accompanying drawing the utility model battery module managing system is described in further detail.
As shown in Figure 1, the utility model battery module managing system comprises: the sampling balanced unit, and the sampling balanced unit comprises Dian Yacaiyang ﹠amp; Balance module, temperature sampling module and electric core monitoring chip; The quantity of sampling balanced unit is a plurality of, interconnects by electric core monitoring chip between a plurality of sampling balanced units; Wherein in a plurality of sampling balanced units is connected with battery management system by electric core monitoring chip.
Electricity core monitoring chip is by Serial Peripheral Interface (SPI) and battery management system communication.Sampling balanced unit and battery management system are by the SPI mode in succession.Pass through daisy chaining in succession between the sampling balanced unit.
Electric core monitoring chip in the utility model battery module managing system with the battery management system communication, has replaced original mode by the CAN bus communication by SPI, has simplified circuit, has reduced cost; Can be by daisy chaining in succession between each sampling balanced unit, in theory can be arbitrarily many cascade sampling balanced units have increased the flexibility of system; After the sampling balanced unit cascade, any one sampling balanced unit wherein can with the battery management system communication, reduced the wire harness of power brick inside, simplified the layout of power brick inside.
Below the preferred embodiment of the utility model having been created specifies, but the utility model is not limited to embodiment, those of ordinary skill in the art also can make all modification that is equal to or replacement under the prerequisite of the utility model creative spirit, the modification that these are equal to or replacement all are included in the application's the scope.
Claims (4)
1. the battery module managing system is characterized in that, comprising:
The sampling balanced unit, described sampling balanced unit comprises Dian Yacaiyang ﹠amp; Balance module, temperature sampling module and electric core monitoring chip;
The quantity of described sampling balanced unit is a plurality of, interconnects by described electric core monitoring chip between a plurality of described sampling balanced units; Wherein
One in a plurality of described sampling balanced units is passed through described electric core monitoring chip and is connected with battery management system.
2. battery module managing according to claim 1 system is characterized in that described electric core monitoring chip is by Serial Peripheral Interface (SPI) and described battery management system communication.
3. battery module managing according to claim 1 system is characterized in that, described sampling balanced unit and described battery management system are by the SPI mode in succession.
4. battery module managing according to claim 1 system is characterized in that, between the described sampling balanced unit by daisy chaining in succession.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320098147 CN203218911U (en) | 2013-03-04 | 2013-03-04 | Cell module management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320098147 CN203218911U (en) | 2013-03-04 | 2013-03-04 | Cell module management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203218911U true CN203218911U (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320098147 Expired - Lifetime CN203218911U (en) | 2013-03-04 | 2013-03-04 | Cell module management system |
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| CN (1) | CN203218911U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728568A (en) * | 2014-01-06 | 2014-04-16 | 东风汽车公司 | Method and device for detecting single lithium battery voltage |
| CN104345283A (en) * | 2014-11-05 | 2015-02-11 | 天津铁路信号有限责任公司 | Battery information acquisition unit |
| CN104659852A (en) * | 2013-11-21 | 2015-05-27 | 联创汽车电子有限公司 | Battery management system of electromobile |
| CN106451601A (en) * | 2016-08-23 | 2017-02-22 | 南京中港电力股份有限公司 | Simplified high-voltage intelligent lithium battery management system |
| CN106711526A (en) * | 2017-02-10 | 2017-05-24 | 萨瑞新能源技术（苏州）有限公司 | Energy storage lithium battery pack and capacity expansion method thereof |
| CN108172912A (en) * | 2017-11-30 | 2018-06-15 | 宁德时代新能源科技股份有限公司 | Electricity core sampling circuit |
| US10069314B2 (en) | 2015-11-04 | 2018-09-04 | Johnson Controls Technology Company | String control unit auto-configuration and fault communication systems and methods |
| CN109585943A (en) * | 2017-09-29 | 2019-04-05 | 泰科电子(上海)有限公司 | Charge storage element managing device and electrical storage device |
| CN111010211A (en) * | 2018-10-08 | 2020-04-14 | 上海汽车集团股份有限公司 | Communication equipment and battery management system |
| CN113964913A (en) * | 2021-11-05 | 2022-01-21 | 许继集团有限公司 | Self-adaptive voltage compensation sampling method and system |
-
2013
- 2013-03-04 CN CN 201320098147 patent/CN203218911U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659852A (en) * | 2013-11-21 | 2015-05-27 | 联创汽车电子有限公司 | Battery management system of electromobile |
| CN104659852B (en) * | 2013-11-21 | 2017-02-01 | 联创汽车电子有限公司 | Battery management system of electromobile |
| CN103728568A (en) * | 2014-01-06 | 2014-04-16 | 东风汽车公司 | Method and device for detecting single lithium battery voltage |
| CN104345283A (en) * | 2014-11-05 | 2015-02-11 | 天津铁路信号有限责任公司 | Battery information acquisition unit |
| US10601233B2 (en) | 2015-11-04 | 2020-03-24 | Cps Technology Holdings Llc | Cell control unit fault detection systems and methods |
| US10069314B2 (en) | 2015-11-04 | 2018-09-04 | Johnson Controls Technology Company | String control unit auto-configuration and fault communication systems and methods |
| US10148102B2 (en) | 2015-11-04 | 2018-12-04 | Johnson Controls Technology Company | Integrated string control unit systems and methods |
| US10411484B2 (en) | 2015-11-04 | 2019-09-10 | Cps Technology Holdings Llc | Hybrid battery control system architecture systems and methods |
| US10498150B2 (en) | 2015-11-04 | 2019-12-03 | Cps Technology Holdings Llc | Hybrid battery control system architecture design systems and methods |
| CN106451601A (en) * | 2016-08-23 | 2017-02-22 | 南京中港电力股份有限公司 | Simplified high-voltage intelligent lithium battery management system |
| CN106711526A (en) * | 2017-02-10 | 2017-05-24 | 萨瑞新能源技术（苏州）有限公司 | Energy storage lithium battery pack and capacity expansion method thereof |
| CN109585943A (en) * | 2017-09-29 | 2019-04-05 | 泰科电子(上海)有限公司 | Charge storage element managing device and electrical storage device |
| CN108172912A (en) * | 2017-11-30 | 2018-06-15 | 宁德时代新能源科技股份有限公司 | Electricity core sampling circuit |
| CN111010211A (en) * | 2018-10-08 | 2020-04-14 | 上海汽车集团股份有限公司 | Communication equipment and battery management system |
| CN111010211B (en) * | 2018-10-08 | 2021-08-17 | 上海汽车集团股份有限公司 | Communication equipment and battery management system |
| CN113964913A (en) * | 2021-11-05 | 2022-01-21 | 许继集团有限公司 | Self-adaptive voltage compensation sampling method and system |
| CN113964913B (en) * | 2021-11-05 | 2024-06-07 | 许继集团有限公司 | Self-adaptive voltage compensation sampling method and system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
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| CX01 | Expiry of patent term |