CN102969770A - Battery management system of intelligent tour inspection device - Google Patents

Battery management system of intelligent tour inspection device Download PDF

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Publication number
CN102969770A
CN102969770A CN2012105233456A CN201210523345A CN102969770A CN 102969770 A CN102969770 A CN 102969770A CN 2012105233456 A CN2012105233456 A CN 2012105233456A CN 201210523345 A CN201210523345 A CN 201210523345A CN 102969770 A CN102969770 A CN 102969770A
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CN
China
Prior art keywords
battery
management system
battery management
inspection device
detection device
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.)
Pending
Application number
CN2012105233456A
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Chinese (zh)
Inventor
庞雷
周天舒
王滨
庞勇
唐宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STGCON NEW ENERGY TECHNOLOGY Co Ltd
Original Assignee
STGCON NEW ENERGY TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by STGCON NEW ENERGY TECHNOLOGY Co Ltd filed Critical STGCON NEW ENERGY TECHNOLOGY Co Ltd
Priority to CN2012105233456A priority Critical patent/CN102969770A/en
Publication of CN102969770A publication Critical patent/CN102969770A/en
Pending legal-status Critical Current

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Abstract

The invention provides a battery management system of an intelligent tour inspection device of a transformer substation. The battery management system comprises a plurality of battery pack units connected in series, a numerical control Boost circuit connected with the output ends of the battery pack units, an isolation voltage acquisition device for acquiring voltage, and a microprocessor connected with the isolation voltage acquisition device. Compared with the prior art, the battery management system of the intelligent tour inspection device has the advantage that when a single battery in the intelligent tour inspection device is in fault (obvious voltage drop, battery temperature rise and the like), the battery management system is about to disconnect the connection between the battery pack unit and the outside so as to ensure that the battery is not likely to be damaged continuously to result in hazardous conditions.

Description

The battery management system of intelligent patrol detection device
Technical field
The present invention relates to the substation inspection technology, relate in particular to a kind of battery management system of used for intelligent substation patrol device.
Background technology
In electric power system, because the continuity of electrical energy production, conveying, distribution and use, the safe and reliable operation of each unit in the system there is very high requirement.Particularly along with power industry towards large unit, large capacity, high-tension developing rapidly, the support equipment reliability of operation more becomes the outstanding problem of safety in production.Therefore, the tour of power equipment, the particularly application in equipment fault diagnosis of some advanced technologies, mode, method also more and more are subject to general attention.
Take transformer substation system as example, adopt at present extensively intelligent patrol detection device (such as crusing robot, patrol and examine vehicle) to carry out the work of patrolling and examining of transformer substation system, traditional intelligent patrol detection device uses the LiFePO4 series battery to be energy source usually, the power supply capacity of 192V/30AH can be provided, mobile supplying power for inspection device, because ferric phosphate lithium cell has higher energy density, therefore also become the energy device of present new-energy automobile industry first-selection and be widely used in auto industry.But LiFePO4 belongs to the lithium battery category, also inherits the fatal weakness of some lithium batteries, and for example: the battery charge and discharge process temperature influence is large, must be protected; Under series model, the performance of the whole battery pack of cell performance impact.In addition, because the intelligent patrol detection device has the ability of autonomous, thereby when as the ferric phosphate lithium cell group outlet fault of energy source, use traditional battery management system scheme can cause the car load outage, thereby make inspection device lose locomotor activity, because inspection device normally adopts caterpillar belt structure to move, thereby losing in the situation of locomotor activity, the artificial mobile of inspection device can be very difficult, thereby have a strong impact on the practicality of inspection device.
Therefore, necessaryly provide a kind of used for intelligent substation patrol device with new battery management system to solve above-mentioned technical problem.
Summary of the invention
Technical problem solved by the invention is to provide a kind of battery management system of intelligent patrol detection device, it can ensure the power supply of inspection device when fault occurs, be unlikely to lose locomotivity, ensured the fail safe of the work of patrolling and examining and the practicality of inspection device.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of battery management system of intelligent patrol detection device comprises the battery assembly module of some mutual series connection, the numerical control Boost booster circuit that connects described battery assembly module output, the isolation voltage harvester that is used for collection voltage and the microprocessor that is connected with described isolation voltage harvester.
As the further improvement of the technical program, described battery assembly module comprise a cell, with described cell respectively series and parallel connections two switches, and gather the transducer of described cell temperature.
As the further improvement of the technical program, the opening and closing state of described two switches is opposite each other.
Compared with prior art, when the battery management system of intelligent patrol detection device of the present invention certain cell in the intelligent patrol detection device breaks down (voltage significantly descends, battery temperature rising etc.), battery management system will disconnect battery assembly module and outside being connected, and can not continue to damage the generation that causes dangerous situation to guarantee fail battery.
Description of drawings
Fig. 1 is the Organization Chart of the battery management system of used for intelligent substation patrol device of the present invention.
Embodiment
See also shown in Figure 1, the invention provides a kind of battery management system of the intelligent patrol detection device for transformer station, it comprise some mutual series connection battery assembly module, connect described battery assembly module output numerical control Boost booster circuit, be used for gathering the isolation voltage harvester of voltage and the microprocessor that is connected with described isolation voltage harvester.
The number of described battery assembly module is several grouped elements that are divided into by the requirement of total output voltage, each battery assembly module comprise a cell, with described cell respectively series and parallel connections two switches, and the transducer Tn(n that gathers described cell temperature be natural number 1,2,3 ...).Described switch is 2 interlocking IGBT switch elements, it forms bypass circuit, see also shown in Figure 1, theory diagram for series battery bypass protection and digital control dynamically boosted circuit, as can be seen from the figure, each battery assembly module all has and has disposed 2 interlocking IGBT switches (Gn and Kn, n is natural number 1,2,3 ...), the opening and closing state of these two switches is opposite each other, namely, for any one battery assembly module, when the Gn disconnection, when Kn is closed, this battery assembly module is access in; Otherwise, when the Gn closure and Kn when disconnecting this battery assembly module be bypassed.
Numerical control Boost booster circuit of whole battery pack output access, thus this numerical control Boost booster circuit can be adjusted according to the battery group state total output voltage of boosting rectifier control parameter control battery pack, guarantees that the output voltage of whole battery pack meets load request.
Described microprocessor is by being connected the temperature of obtaining the cell in each battery assembly module with transducer Tn, and obtain the voltage of cell by the isolation voltage harvester, when finding that certain cell occurs when unusual, the battery assembly module at this cell place of microprocessor auto by pass, and alternative with the battery backup unit.
In addition, whole battery pack is furnished with the balancing battery group, and when the cell in certain battery group broke down, system excised this battery group automatically, and replaces or bypass with the balancing battery group; Redundant battery pack can be positioned at the optional position of structure, also can dispose arbitrary number.
The battery management system of used for intelligent substation patrol device of the present invention has following features:
1. the quantity of function battery pack and battery backup can be mated arbitrarily in the unit number of whole battery pack, and battery backup can be positioned at any position;
2. dynamically numerical control Boost booster circuit can guarantee that the output of still remaining valid when a plurality of subelements damage is appearring in battery pack, although this moment, gross energy diminished, but holding device can not run out of steam; 3. can adopt the mode that dynamically drops into to keep power output according to the battery pack state, be of value to the equilibrium of battery pack;
4. can in the situation that does not disconnect whole output, change online single sub-battery pack.
In sum, after utilizing the battery management system of used for intelligent substation patrol device of the present invention, when certain cell breaks down in the intelligent patrol detection device (voltage significantly descends, battery temperature rising etc.), battery management system will disconnect battery assembly module and outside being connected, and can not continue to damage the generation that causes dangerous situation to guarantee fail battery.
The above; it only is most preferred embodiment of the present invention; be not that the present invention is done any pro forma restriction; any those of ordinary skill in the art; do not breaking away from the technical solution of the present invention scope situation; utilize the method content of above-mentioned announcement that technical solution of the present invention is made many possible changes and modification, all belong to the scope of claims protection.

Claims (4)

1. the battery management system of an intelligent patrol detection device is characterized in that: comprise the battery assembly module of some mutual series connection, the numerical control Boost booster circuit that connects described battery assembly module output, the isolation voltage harvester that is used for collection voltage and the microprocessor that is connected with described isolation voltage harvester.
2. the battery management system of intelligent patrol detection device according to claim 1 is characterized in that: described battery assembly module comprise a cell, with described cell respectively series and parallel connections two switches, and gather the transducer of described cell temperature.
3. the battery management system of intelligent patrol detection device according to claim 2, it is characterized in that: described microprocessor is connected with transducer.
4. the battery management system of intelligent patrol detection device according to claim 3, it is characterized in that: the opening and closing state of described two switches is opposite each other.
CN2012105233456A 2012-12-09 2012-12-09 Battery management system of intelligent tour inspection device Pending CN102969770A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012105233456A CN102969770A (en) 2012-12-09 2012-12-09 Battery management system of intelligent tour inspection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012105233456A CN102969770A (en) 2012-12-09 2012-12-09 Battery management system of intelligent tour inspection device

Publications (1)

Publication Number Publication Date
CN102969770A true CN102969770A (en) 2013-03-13

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CN (1) CN102969770A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104362688A (en) * 2014-10-27 2015-02-18 合肥创源车辆控制技术有限公司 Battery pack redundancy connection method
CN104483536A (en) * 2014-12-31 2015-04-01 广东乐科电力电子技术有限公司 Multi-point direct-voltage detecting device and method
CN107040021A (en) * 2017-04-28 2017-08-11 北京索英电气技术有限公司 A kind of battery modules series connection management circuit
CN111049252A (en) * 2019-11-22 2020-04-21 国网浙江省电力有限公司嘉兴供电公司 Standby power supply system of multi-station fusion data center
CN111342689A (en) * 2020-03-04 2020-06-26 广东工业大学 Multilevel converter of energy storage system and SOC self-equalization modulation method
CN112290525A (en) * 2020-11-05 2021-01-29 京东数科海益信息科技有限公司 Track inspection equipment, power supply management method and storage medium

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US6329792B1 (en) * 1997-07-04 2001-12-11 Estco Energy Inc. Device and system for management of battery back up power source
CN1606189A (en) * 2003-10-11 2005-04-13 比亚迪股份有限公司 Power cell management system
CN102738845A (en) * 2011-04-01 2012-10-17 祥业科技股份有限公司 Series battery charger with the function of separate detection
CN202651832U (en) * 2012-05-29 2013-01-02 河南省电力公司安阳供电公司 Vehicle battery pack
CN202978348U (en) * 2012-12-09 2013-06-05 上海赛特康新能源科技有限公司 Battery management system of intelligent patrol device

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
US6329792B1 (en) * 1997-07-04 2001-12-11 Estco Energy Inc. Device and system for management of battery back up power source
CN1606189A (en) * 2003-10-11 2005-04-13 比亚迪股份有限公司 Power cell management system
CN102738845A (en) * 2011-04-01 2012-10-17 祥业科技股份有限公司 Series battery charger with the function of separate detection
CN202651832U (en) * 2012-05-29 2013-01-02 河南省电力公司安阳供电公司 Vehicle battery pack
CN202978348U (en) * 2012-12-09 2013-06-05 上海赛特康新能源科技有限公司 Battery management system of intelligent patrol device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104362688A (en) * 2014-10-27 2015-02-18 合肥创源车辆控制技术有限公司 Battery pack redundancy connection method
CN104483536A (en) * 2014-12-31 2015-04-01 广东乐科电力电子技术有限公司 Multi-point direct-voltage detecting device and method
CN107040021A (en) * 2017-04-28 2017-08-11 北京索英电气技术有限公司 A kind of battery modules series connection management circuit
CN111049252A (en) * 2019-11-22 2020-04-21 国网浙江省电力有限公司嘉兴供电公司 Standby power supply system of multi-station fusion data center
CN111049252B (en) * 2019-11-22 2022-09-13 国网浙江省电力有限公司嘉兴供电公司 Standby power supply system of multi-station fusion data center
CN111342689A (en) * 2020-03-04 2020-06-26 广东工业大学 Multilevel converter of energy storage system and SOC self-equalization modulation method
CN112290525A (en) * 2020-11-05 2021-01-29 京东数科海益信息科技有限公司 Track inspection equipment, power supply management method and storage medium

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Application publication date: 20130313