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CN102955131A - Power battery monitoring system - Google Patents

Power battery monitoring system Download PDF

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Publication number
CN102955131A
CN102955131A CN2011102370885A CN201110237088A CN102955131A CN 102955131 A CN102955131 A CN 102955131A CN 2011102370885 A CN2011102370885 A CN 2011102370885A CN 201110237088 A CN201110237088 A CN 201110237088A CN 102955131 A CN102955131 A CN 102955131A
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China
Prior art keywords
module
status data
battery
control
real
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CN2011102370885A
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Chinese (zh)
Inventor
介国博
万浩
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Beiqi Foton Motor Co Ltd
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Beiqi Foton Motor Co Ltd
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Priority to CN2011102370885A priority Critical patent/CN102955131A/en
Publication of CN102955131A publication Critical patent/CN102955131A/en
Pending legal-status Critical Current

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Abstract

The invention provides a power battery monitoring system which comprises an acquisition module, an analysis module and a display module. The acquisition module is used for acquiring status data of a plurality of battery cells, a plurality of battery modules and a battery pack. The status data include battery voltage, battery current, battery temperature and battery level. The analysis module is used for analyzing the status data to generate an oscillogram. The display module is used for displaying the analyzed status data and the oscillogram and comprises a voltage waveform control, a dial control and a thermometer control. The voltage waveform control is used for displaying voltage waveforms of the battery modules and the battery pack. The dial control is used for displaying real-time voltage and real-time current of the battery pack and displaying real-time voltage of the battery cells. The thermometer control is used for displaying real-time temperature of the battery cells. Real-time monitoring, data storage and alarming for statuses of power batteries are achieved by acquiring the status data of the power batteries on a CAN (controller area network) bus, and potential safety hazards are avoided effectively.

Description

The supervisory system of electrokinetic cell
Technical field
The present invention relates to the auto electric technical field, particularly a kind of supervisory system of electrokinetic cell.
Background technology
Along with the appearance of energy crisis, the pure electric vehicle of clean environment firendly, hybrid-power electric vehicle receive increasing concern.Electrokinetic cell is as the core component of electric automobile, and collection and the monitoring of its correlation parameter had great significance.
Also there is not the supervisory system of electrokinetic cell in existing electric automobile, can't realize that the Real Time Monitoring of electrokinetic cell is to avoid the generation of peril.
Summary of the invention
Purpose of the present invention is intended to one of solve the problems of the technologies described above at least.
For achieving the above object, the present invention proposes a kind of supervisory system of electrokinetic cell, comprise: acquisition module, for the status data that obtains a plurality of cells, a plurality of battery module and power brick, wherein said status data comprises cell voltage, battery current, battery temperature and battery electric quantity; Parsing module is used for the status data that described acquisition module obtains is resolved, and generates oscillogram according to described status data; And display module, show for the status data that described parsing module is parsed and the oscillogram of generation, and described display module comprises voltage waveform control, dial plate control and thermometer control, wherein said voltage waveform control is used for showing the voltage waveform of described a plurality of battery module and power brick, described dial plate control is used for showing the real-time voltage value of described power brick and the real-time voltage value of real-time current value and described a plurality of cells, and described thermometer control is used for showing the real time temperature value of described a plurality of cells.
According to the supervisory system of the electrokinetic cell of the embodiment of the invention, by gathering the status data of cell, battery module and power brick on the CAN bus, realize comprehensive Real Time Monitoring of electrokinetic cell state.And, show by using various ways, so that the process of monitoring is simple, directly perceived.
In one embodiment of the invention, described supervisory system comprises that also parameter arranges module, is used for arranging higher limit and the lower limit of each status data.
According to one embodiment of present invention, described parsing module also is used for each described status data is compared with higher limit and the lower limit of each status data respectively.
According to one embodiment of present invention, described supervisory system also comprises alarm module, described alarm module is connected with described parsing module, be used for when described parsing module is judged described status data greater than described higher limit, perhaps when described parsing module is judged described status data less than described lower limit, report to the police.Thus, can avoid potential safety hazard.
In one embodiment of the invention, described supervisory system also comprises: memory module, described memory module is connected with described acquisition module, is used for storing the status data that described acquisition module obtains.Thus, be conducive to the ex-post analysis of data and the reproduction of charge and discharge process.
In one embodiment of the invention, described supervisory system also comprises: control module, described control module is connected with described display module, is used for controlling the demonstration of described oscillogram, hiding and convergent-divergent.Thus, can carry out difference according to user's demand and show, increase user's experience sense.
The aspect that the present invention adds and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or the additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structural representation of supervisory system of the electrokinetic cell of the embodiment of the invention;
Fig. 2 is the main interface of the demonstration synoptic diagram of supervisory system of the electrokinetic cell of the embodiment of the invention;
Fig. 3 is the synoptic diagram of the voltage waveform control of one embodiment of the invention;
Fig. 4 is the synoptic diagram of the dial plate control of one embodiment of the invention; And
Fig. 5 is the synoptic diagram of the thermometer control of one embodiment of the invention.
Embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein identical or similar label represents identical or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
Describe the supervisory system of the electrokinetic cell of the embodiment of the invention in detail below in conjunction with Fig. 1-Fig. 5.
As shown in Figure 1, the supervisory system according to the electrokinetic cell of the embodiment of the invention comprises: acquisition module 100, parsing module 200 and display module 300.
Acquisition module 100 can be connected with the CAN bus by the CANLIB interface of encapsulation, each sensor on the CAN bus obtains the status information of a plurality of cells of electrokinetic cell, a plurality of battery module and power brick, cell voltage for example, the electric current in the battery set charge/discharge process and temperature, battery electric quantity etc.
Parsing module 200 is used for resolving status information that acquisition module 100 obtains obtaining raw data, and generates oscillogram etc. according to status data.
Display module 300 shows for the status data that parsing module 200 is parsed and the oscillogram of generation.Concrete, shown in Fig. 2-5, display module 300 comprises voltage waveform control, dial plate control and thermometer control, wherein said voltage waveform control is used for showing the voltage waveform of a plurality of battery modules and power brick, described dial plate control is used for showing the real-time voltage value of power brick and the real-time voltage value of real-time current value and a plurality of cells, and described thermometer control is used for showing the real time temperature value of a plurality of cells.
Thus, according to the supervisory system of the electrokinetic cell of the embodiment of the invention, by gathering the status data of a plurality of cells, a plurality of battery module and power brick on the CAN bus, realize the electrokinetic cell state comprehensively, Real Time Monitoring.And monitor procedure is simple, directly perceived.
In one embodiment of the invention, this supervisory system can also comprise that parameter arranges module 400 and alarm module 500.Parameter arranges higher limit and the lower limit that module 400 is used for arranging each status data, for example maximal value of power brick voltage and minimum value.Parameter arranges module 400 and is connected with alarm module and is connected with parsing module 200.Under the operational monitoring state, the status datas such as the electric current in 200 pairs of cell voltages of parsing module, the battery set charge/discharge process, temperature are judged, when certain data surpasses predetermined threshold value (greater than higher limit or less than lower limit), report to the police, and give prompt tone.Thus, can avoid potential safety hazard.
In one embodiment of the invention, this supervisory system can also comprise memory module 600, and memory module 600 is connected with acquisition module 100, is used for the status data of the electrokinetic cell that storage acquisition module 100 obtains.For example data can be stored in the database, perhaps be stored in the csv file.Thus, can carry out the ex-post analysis of data and the reproduction of charge and discharge process, more be conducive to the development and Design of electrokinetic cell.
In one embodiment of the invention, this supervisory system can also comprise control module 700, and control module 700 is connected with display module 300, the demonstration of control waveform figure, hiding and convergent-divergent.For example, can show simultaneously the voltage waveform of a plurality of battery modules, can hide arbitrarily the waveform of a certain data, can also amplify oscillogram, reduction operation.Thus, can carry out difference according to user's demand and show, increase user's experience sense.The present invention realizes comprehensive, the Real Time Monitoring of electrokinetic cell state, and when the data abnormal, points out warning by gathering the status data on the CAN bus, avoided potential safety hazard.In addition, the storage by data message can realize the ex-post analysis of data and the reproduction of charge and discharge process, more is conducive to the development and Design of battery.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiment that scope of the present invention is by claims and be equal to and limit.

Claims (6)

1. the supervisory system of an electrokinetic cell is characterized in that, comprising:
Acquisition module, for the status data that obtains a plurality of cells, a plurality of battery module and power brick, wherein said status data comprises cell voltage, battery current, battery temperature and battery electric quantity;
Parsing module is used for the status data that described acquisition module obtains is resolved, and generates oscillogram according to described status data; And
Display module, show for the status data that described parsing module is parsed and the oscillogram of generation, and described display module comprises voltage waveform control, dial plate control and thermometer control, wherein said voltage waveform control is used for showing the voltage waveform of described a plurality of battery module and power brick, described dial plate control is used for showing the real-time voltage value of described power brick and the real-time voltage value of real-time current value and described a plurality of cells, and described thermometer control is used for showing the real time temperature value of described a plurality of cells.
2. the supervisory system of electrokinetic cell according to claim 1 is characterized in that, also comprises:
Parameter arranges module, is used for arranging higher limit and the lower limit of each described status data.
3. the supervisory system of electrokinetic cell according to claim 2 is characterized in that, described parsing module also is used for each described status data is compared with higher limit and the lower limit of described each status data respectively.
4. the supervisory system of electrokinetic cell according to claim 3 is characterized in that, also comprises:
Alarm module, described alarm module is connected with described parsing module, is used for perhaps when described parsing module is judged described status data less than described lower limit, reporting to the police when described parsing module is judged described status data greater than described higher limit.
5. the supervisory system of electrokinetic cell according to claim 1 is characterized in that, also comprises:
Memory module, described memory module is connected with described acquisition module, is used for storing the status data of a plurality of cells, a plurality of battery module and power brick that described acquisition module obtains.
6. the supervisory system of electrokinetic cell according to claim 1 is characterized in that, also comprises:
Control module, described control module is connected with described display module, is used for controlling the demonstration of described oscillogram, hiding and convergent-divergent.
CN2011102370885A 2011-08-17 2011-08-17 Power battery monitoring system Pending CN102955131A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106154079A (en) * 2015-05-13 2016-11-23 罗伯特·博世有限公司 For the method monitoring onboard power system
CN106197854A (en) * 2016-06-27 2016-12-07 宁德时代新能源科技股份有限公司 Method and device for judging water inflow of battery pack
CN106828124A (en) * 2017-02-15 2017-06-13 武汉科技大学 A kind of electric automobile
CN107221717A (en) * 2017-04-13 2017-09-29 北汽福田汽车股份有限公司 The protection device and method of electrokinetic cell
CN108107371A (en) * 2017-12-08 2018-06-01 郑州云海信息技术有限公司 A kind of storage system BBU condition monitoring systems and method
CN108437802A (en) * 2018-04-04 2018-08-24 张子渲 A kind of new-energy automobile for capableing of intelligent decision accumulator failure
CN109541481A (en) * 2017-09-22 2019-03-29 郑州宇通客车股份有限公司 A kind of voltage estimate, management method and the system of used in new energy vehicles battery pack
CN110133530A (en) * 2019-05-16 2019-08-16 深圳市博诺技术有限公司 Battery state detecting device and method
WO2020227999A1 (en) * 2019-05-16 2020-11-19 深圳市博诺技术有限公司 Battery state detection apparatus and method
CN112659957A (en) * 2020-12-31 2021-04-16 爱驰汽车有限公司 Remote monitoring method of charging equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201289886Y (en) * 2008-11-26 2009-08-12 扬州飞驰动力科技有限公司 Power battery management system for pure electric automobile

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201289886Y (en) * 2008-11-26 2009-08-12 扬州飞驰动力科技有限公司 Power battery management system for pure electric automobile

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106154079A (en) * 2015-05-13 2016-11-23 罗伯特·博世有限公司 For the method monitoring onboard power system
CN106197854A (en) * 2016-06-27 2016-12-07 宁德时代新能源科技股份有限公司 Method and device for judging water inflow of battery pack
CN106828124A (en) * 2017-02-15 2017-06-13 武汉科技大学 A kind of electric automobile
CN107221717A (en) * 2017-04-13 2017-09-29 北汽福田汽车股份有限公司 The protection device and method of electrokinetic cell
CN107221717B (en) * 2017-04-13 2019-09-20 北汽福田汽车股份有限公司 The protective device and method of power battery
CN109541481A (en) * 2017-09-22 2019-03-29 郑州宇通客车股份有限公司 A kind of voltage estimate, management method and the system of used in new energy vehicles battery pack
CN108107371A (en) * 2017-12-08 2018-06-01 郑州云海信息技术有限公司 A kind of storage system BBU condition monitoring systems and method
CN108437802A (en) * 2018-04-04 2018-08-24 张子渲 A kind of new-energy automobile for capableing of intelligent decision accumulator failure
CN110133530A (en) * 2019-05-16 2019-08-16 深圳市博诺技术有限公司 Battery state detecting device and method
WO2020227999A1 (en) * 2019-05-16 2020-11-19 深圳市博诺技术有限公司 Battery state detection apparatus and method
CN112659957A (en) * 2020-12-31 2021-04-16 爱驰汽车有限公司 Remote monitoring method of charging equipment

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Application publication date: 20130306