CN103381756B - A kind of method of monitoring battery management system exceptional reset or powered-off fault - Google Patents
A kind of method of monitoring battery management system exceptional reset or powered-off fault Download PDFInfo
- Publication number
- CN103381756B CN103381756B CN201310276705.1A CN201310276705A CN103381756B CN 103381756 B CN103381756 B CN 103381756B CN 201310276705 A CN201310276705 A CN 201310276705A CN 103381756 B CN103381756 B CN 103381756B
- Authority
- CN
- China
- Prior art keywords
- management system
- battery management
- fault
- powered
- control unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Debugging And Monitoring (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A method for monitoring battery management system exceptional reset or powered-off fault, described battery management system comprises the control unit of operation and the data storage cell be connected with control unit and fault alarm unit that control whole system; Zone bit POWER_FLAG assignment in data storage cell is A by control unit; When battery management system receives normal lower electric signal, POWER_FLAG assignment is B, and when battery management system exceptional reset or abnormal lower electricity, the value of POWER_FLAG remains A; After battery management system powers on again, if find POWER_FLAG=A, so control unit judges exceptional reset or powered-off fault; When the number of times that exceptional reset or powered-off fault occur exceedes certain number of times, fault alarm unit judges fault and output alarm signal.The present invention can the situation of effective monitoring battery management system exceptional reset or powered-off fault, and can output alarm signal, and prompting personnel overhaul.
Description
Technical field
The present invention relates to battery management system, particularly a kind of method of monitoring battery management system exceptional reset or powered-off fault.
Background technology
Battery management system is in the process run, and likely because the leak of software or the interference that is subject to external environment condition cause program fleet, situation about resetting appears in battery management system.When resetting appears in battery management system, proper communication and the control of electronlmobil can be affected, cause and cut off battery high pressure, affect vehicle safety and run.Same, when battery management system of short duration the going wrong of power supply and cause powered-off fault time, also can cause above problem.Because battery management system resets or the process of powered-off fault is very short, be difficult to find from outside, so need by certain mechanism monitors and record, prompting personnel overhaul.
When there is the situation of exceptional reset or powered-off fault in existing battery management system, the system of being defaulted as re-powers work, if fault no longer occurs, so battery management system is just according to normal mode operation.According to this pattern, battery management system itself can not be monitored and note abnormalities reset or the situation of powered-off fault, usually will think that system cloud gray model is normal.But if system software is leaky, system exception resets and will occur by fitfull.Same, if there are problem in battery management system externally fed power supply or supply line, the situation of so system exception power down is also to occur by fitfull.Battery management system is the core component of electronlmobil, above two kinds of contingencies, for the operation of electronlmobil, is larger potential safety hazard.
Summary of the invention
For overcoming the shortcomings and deficiencies of above-mentioned prior art, the present invention proposes a kind of method of monitoring battery management system exceptional reset or powered-off fault.
The technical solution used in the present invention is:
A method for monitoring battery management system exceptional reset or powered-off fault, described battery management system comprises the control unit and the data storage cell be connected with control unit and fault alarm unit that control whole system operation, said method comprising the steps of:
(1), after battery management system powers on also self-inspection for the first time, the zone bit POWER_FLAG assignment in data storage cell is A by control unit, and arranges the step judged the POWER_FLAG value in data storage cell;
(2) when battery management system receives normal lower electric signal, the zone bit POWER_FLAG assignment in data storage cell is B by control unit; When battery management system exceptional reset or abnormal lower electricity, the value of the zone bit POWER_FLAG in data storage cell then remains A;
(3) when battery management system powers on again, if judge POWER_FLAG=A, then there is exceptional reset or powered-off fault before battery management system; Control unit adds up the number of times that exceptional reset or powered-off fault occur, and preserves in the data store;
(4) when the number of times that exceptional reset or powered-off fault occur exceedes set point number, control fault alarm unit output alarm signal, remind staff to carry out trouble shooting.
Compared with prior art, beneficial effect of the present invention has:
(1) when the present invention is electric under exceptional reset or exception according to battery management system, control unit is had no chance the value of the zone bit POWER_FLAG in Update Table memory cell, and when battery management system normally descends electric signal, control unit is to the zone bit POWER_FLAG assignment again in data storage cell, can judge whether power down last time is normal powering down according to the value of zone bit after battery management system powers on again, can the situation of effective monitoring battery management system exceptional reset or powered-off fault;
(2) situation of battery management system exceptional reset or powered-off fault is carried out record by the present invention, after the situation frequency of battery management system exceptional reset or powered-off fault exceedes certain number of times, system can output alarm signal, prompting personnel overhaul, find potential safety hazard ahead of time, ensure elec. vehicle safe in operation.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of battery management system of the present invention.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with drawings and Examples, the present invention is described in further detail:
Disclosed monitoring battery management system exceptional reset or the method for powered-off fault, described battery management system, as shown in Figure 1, the control unit of operation controlling whole system and the data storage cell be connected with control unit and fault alarm unit is comprised.
The method of monitoring battery management system exceptional reset of the present invention or powered-off fault comprises the following steps:
(1), after battery management system powers on also self-inspection, the zone bit POWER_FLAG assignment in data storage cell is 0xAA by control unit;
(2) when battery management system receives normal lower electric signal, the zone bit POWER_FLAG assignment in data storage cell is 0x55 by control unit; When battery management system exceptional reset or abnormal lower electricity, the value of the zone bit POWER_FLAG in data storage cell remains 0xAA;
(3) after battery management system powers on again, if the value of the POWER_FLAG in self-inspection stage discovery data storage cell is 0xAA, so just there is exceptional reset or powered-off fault before identifying battery management system in control unit;
(4) control unit carries out record to the number of times that exceptional reset or powered-off fault occur, preserve in the data store, when the number of times that exceptional reset or powered-off fault occur exceedes certain number of times, fault alarm unit judges fault and output alarm signal, and prompting personnel carry out trouble shooting.
When the present invention is electric under exceptional reset or exception according to battery management system, control unit is had no chance the value of the zone bit POWER_FLAG in Update Table memory cell, and when battery management system normally descends electric signal, control unit is to the zone bit POWER_FLAG assignment again in data storage cell, can judge whether power down last time is normal powering down according to the value of zone bit after battery management system powers on again, can the situation of effective monitoring battery management system exceptional reset or powered-off fault; The situation of battery management system exceptional reset or powered-off fault is carried out record by the present invention, after the situation frequency of battery management system exceptional reset or powered-off fault exceedes certain number of times, system can output alarm signal, prompting personnel overhaul, find potential safety hazard ahead of time, ensure elec. vehicle safe in operation.
The above embodiment only have expressed embodiments of the present invention; it describes comparatively concrete and detailed; but therefore can not be interpreted as the restriction to the scope of the claims of the present invention; in every case the technical scheme that the form of equivalent replacement or equivalent transformation obtains is adopted, all should within protection scope of the present invention.
Claims (1)
1. the method for a monitoring battery management system exceptional reset or powered-off fault, it is characterized in that: described battery management system comprises the control unit and the data storage cell be connected with control unit and fault alarm unit that control whole system operation, said method comprising the steps of:
(1), after battery management system powers on also self-inspection for the first time, the zone bit POWER_FLAG assignment in data storage cell is A by control unit, and arranges the step judged the POWER_FLAG value in data storage cell;
(2) when battery management system receives normal lower electric signal, the zone bit POWER_FLAG assignment in data storage cell is B by control unit; When battery management system exceptional reset or abnormal lower electricity, the value of the zone bit POWER_FLAG in data storage cell then remains A;
(3) when battery management system powers on again, if judge POWER_FLAG=A, then there is exceptional reset or powered-off fault before battery management system; Control unit adds up the number of times that exceptional reset or powered-off fault occur, and preserves in the data store;
(4) when the number of times that exceptional reset or powered-off fault occur exceedes set point number, control fault alarm unit output alarm signal, remind staff to carry out trouble shooting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310276705.1A CN103381756B (en) | 2013-07-03 | 2013-07-03 | A kind of method of monitoring battery management system exceptional reset or powered-off fault |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310276705.1A CN103381756B (en) | 2013-07-03 | 2013-07-03 | A kind of method of monitoring battery management system exceptional reset or powered-off fault |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103381756A CN103381756A (en) | 2013-11-06 |
| CN103381756B true CN103381756B (en) | 2015-10-21 |
Family
ID=49489774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310276705.1A Active CN103381756B (en) | 2013-07-03 | 2013-07-03 | A kind of method of monitoring battery management system exceptional reset or powered-off fault |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103381756B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103577236B (en) * | 2013-11-15 | 2017-02-01 | Tcl通讯（宁波）有限公司 | Mobile terminal for recording number of times of illegal removal of battery and obtaining method thereof |
| CN104092589B (en) * | 2014-07-24 | 2017-06-30 | 南车株洲电力机车研究所有限公司 | The monitoring method that a kind of mixed-media network modules mixed-media and mixed-media network modules mixed-media reset |
| TWI569144B (en) * | 2015-02-02 | 2017-02-01 | 慧榮科技股份有限公司 | Data storage device and power-interruption detection method thereof |
| CN107662499B (en) * | 2016-07-28 | 2020-06-09 | 长城汽车股份有限公司 | Pure electric vehicle complete vehicle fault power-off control method and system |
| CN106851149B (en) * | 2017-02-13 | 2019-11-22 | 广州视源电子科技股份有限公司 | Show the repositioning method and resetting apparatus of equipment |
| CN107993337A (en) * | 2018-01-04 | 2018-05-04 | 深圳怡化电脑股份有限公司 | A kind of self checking method of finance device, device, electronic equipment and storage medium |
| CN110301822A (en) * | 2018-03-27 | 2019-10-08 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser and its fault detection method and device |
| CN112630507B (en) | 2018-09-17 | 2023-07-18 | 宁德时代新能源科技股份有限公司 | Control method, controller and medium of power failure detection circuit |
| CN109483020B (en) * | 2019-01-08 | 2021-05-04 | 温岭阿凡达机电有限公司 | Intelligent control gas shielded welding machine with liquid crystal display |
| CN110228395B (en) * | 2019-06-14 | 2024-04-19 | 上海蔚来汽车有限公司 | Dual power supply circuit system |
| CN110825067A (en) * | 2019-09-26 | 2020-02-21 | 潍柴动力股份有限公司 | Abnormal power failure detection method and device |
| CN111332229B (en) * | 2020-03-11 | 2021-11-23 | 上海度普新能源科技有限公司 | Vehicle control method and device, storage medium and electronic equipment |
| CN111623554B (en) * | 2020-04-03 | 2022-03-04 | 广东芬尼克兹节能设备有限公司 | Abnormal power failure detection method and device for heat pump unit and heat pump unit |
| CN115706437A (en) * | 2021-08-03 | 2023-02-17 | 深圳英集芯科技股份有限公司 | Communication method and apparatus, medium, and program for supplying power based on universal serial bus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006006074A (en) * | 2004-06-21 | 2006-01-05 | Chugoku Electric Power Co Inc:The | Battery management system for slave station of distribution-line remote supervisory control system |
| CN102377207A (en) * | 2010-08-05 | 2012-03-14 | 上海鼎研智能科技有限公司 | Battery management system with historical data recording function |
| CN202522610U (en) * | 2012-02-23 | 2012-11-07 | 海军工程大学 | Direct current power supply power failure monitoring device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020138772A1 (en) * | 2001-03-22 | 2002-09-26 | Crawford Timothy James | Battery management system employing software controls upon power failure to estimate battery duration based on battery/equipment profiles and real-time battery usage |
-
2013
- 2013-07-03 CN CN201310276705.1A patent/CN103381756B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006006074A (en) * | 2004-06-21 | 2006-01-05 | Chugoku Electric Power Co Inc:The | Battery management system for slave station of distribution-line remote supervisory control system |
| CN102377207A (en) * | 2010-08-05 | 2012-03-14 | 上海鼎研智能科技有限公司 | Battery management system with historical data recording function |
| CN202522610U (en) * | 2012-02-23 | 2012-11-07 | 海军工程大学 | Direct current power supply power failure monitoring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103381756A (en) | 2013-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103381756B (en) | A kind of method of monitoring battery management system exceptional reset or powered-off fault | |
| CN103390921B (en) | A kind of batteries management system for mine power resource and management method thereof | |
| CN104859565A (en) | Power management circuit, method and system | |
| CN207020287U (en) | A kind of battery failures monitor acquisition module | |
| CN103227662B (en) | A kind of electric power communication device safety detection method based on mode control and system | |
| CN105207303A (en) | Charging system and method for charger of electric car | |
| CN102157980A (en) | Uninterrupted power supply system based on fuel cell and power supply method thereof | |
| CN104577942A (en) | Monitoring device and monitoring method for real-time voltage of communication chip | |
| CN113386571A (en) | Unmanned power supply system, power supply control method, power domain controller and vehicle | |
| CN105109429A (en) | Power supply management method based on vehicle-mounted wireless terminal | |
| CN203339779U (en) | Battery pack management system for mining power source | |
| CN112350307B (en) | Control method and control device for regional power distribution network and computer readable storage medium | |
| CN104184612B (en) | A kind of method and device of power supply trouble processing | |
| CN103010042A (en) | Cell management system capable of supporting network operation | |
| CN204269796U (en) | There is the fire fighting equipment power supply monitoring system of failure wave-recording function | |
| CN103699047A (en) | Handling method of fault of automatic electric automobile battery replacement system based on PLC (Programmable Logic Controller) control | |
| CN204362075U (en) | A kind of power loss detection means | |
| CN203232270U (en) | Automatic restart system of electrical energy collection terminal of transformer station | |
| CN104125595B (en) | Fault location and the method and detection device of isolation | |
| CN204166635U (en) | A kind of intelligent security-protecting and monitoring based on ZigBee and warning system | |
| CN104662849B (en) | Network equipment method for controlling power supply, device and the network equipment | |
| CN106371543A (en) | Intelligent computer power system and power-off protection method | |
| CN207251298U (en) | Backup power supply alarm system based on industrial ethernet switch | |
| CN207231537U (en) | A kind of comprehensive monitoring alarm device for equipment operating environment | |
| CN104393685A (en) | Active safety monitoring system for mobile energy storing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |