CN106124999A - The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery - Google Patents
The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery Download PDFInfo
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- CN106124999A CN106124999A CN201610657040.2A CN201610657040A CN106124999A CN 106124999 A CN106124999 A CN 106124999A CN 201610657040 A CN201610657040 A CN 201610657040A CN 106124999 A CN106124999 A CN 106124999A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 19
- 238000012546 transfer Methods 0.000 claims abstract description 6
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 4
- 238000007405 data analysis Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 210000000352 storage cell Anatomy 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/389—Measuring internal impedance, internal conductance or related variables
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery, including microprocessor, communication module, embedded software, modular converter, battery tension detection module, leakage equivalent resistance, memory module, warning, power supply and display module, microprocessor module can carry out bidirectional data transfers with communication module, embedded software and memory module respectively, exportable data signal, to display module and alarm, can receive and process the detection data from battery tension detection module.
Description
Technical field
The present invention relates to electronics and communication technique field, particularly relate to a certain battery leakage in a kind of on-line checking accumulator battery
The method and apparatus of liquid.
Background technology
Along with the fast development of computer network road technique, informationization technology is obtained in all trades and professions and is widely applied,
The uninterrupted safe operation of Informationization Equipment has become the technical problem that people pay close attention to the most.
The state of accumulator directly affects normal work and the safety of Informationization Equipment electric power system of the parts such as UPS,
Accumulator is the core of uninterrupted power source, and accumulator leakage easily occurs during charging, and accumulator leakage is except causing
Outside accumulator premature breakdown, accumulator battery or cell just can formed by the electrolyte spilt, battery carrier, wire etc. simultaneously
Loop between negative pole, produces leakage current or electric short circuit, can cause the environment of machine room, Informationization Equipment, personal safety etc.
Harm, particularly battery leakage short circuit often causes fire, can only wait battery discharge all burnt, and therefore, accumulator leakage exists
Line detection is the most necessary, and many in number of batteries especially, maintenance test difficulty place is the most practical, and meanwhile, fast automatic location stores
Battery leakage trouble point, decreases attendant's workload, avoids in advance causing further Informationization Equipment fault and people
Body injures.
Existing accumulator liquid Leak Detection has the most several:
1. hydrogen detection method: the hydrogen molecule in the accumulator liquid that hydrogen gas sensor will collect delivers to controller, when in air
Hydrogen when reaching concentration valve output report to the police.This accumulator liquid Leak Detection method does not considers in the air in machine room hybrid many
The organic gas of sample, it is accumulator leakage that detection hydrogen is difficult to judgement.
2. rotten fracture of wire method: when battery diffusion, tinsel corruption fracture of wire by acid liquid corrosion, its mechanical resistance
Pulling force weakens until disappearing and disconnecting, the disconnection of tinsel corruption fracture of wire, thus causes compression spring to discharge elastic force, makes electronic loop
Guan Bi conducting, it is achieved warning function.This accumulator liquid Leak Detection method is not suitable for machine room intelligent monitoring.
3.FPC leakage sensor: leakage sensor be by flexible printed circuit board surface be furnished with two be not turned on mutually lead
Line is constituted.Leakage sensor is placed in battery bottom surface, and when battery generation electrolyte leaks, electrolyte will be along single battery case
Flow to leakage sensor surface below, cause leakage sensor circuit impedance to change, thus export warning.This storage
Battery fluid Leak Detection method lay under accumulator printed circuit board (PCB) leakage sensor be one heavy time-consuming, cost high, impact
Calculator room equipment normal operation and operation are dangerous.
Summary of the invention
The method and apparatus of a certain battery leakage in the on-line checking accumulator battery that the present invention provides, technical solution is such as
Under:
The present invention includes microprocessor, communication module, embedded software, modular converter, battery tension detection module, leakage equivalence
Resistance, memory module, warning, power supply and display module.
Microprocessor module can carry out bidirectional data transfers with communication module, embedded software and memory module respectively, can
Outputting data signals, to display module and alarm, can receive and process the detection data from battery tension detection module.
Described microprocessor module 1 can carry out liquid leakage analysis, passage control, data analysis, data operation, communication protocol
And Communication Control.
Described communication module 2 can carry out the data remotely and between this device, instruction transmission communication.
Described embedded software 3 can carry out accumulator liquid do not fail to judge not, thresholding setting, data analysis, computing, Control on Communication.
Described modular converter 4 can be converted on-off control.
Described battery tension detection module 5 can carry out detecting the voltage sample of accumulator liquid leakage.
Described leakage resistance 6 when accumulator is without leakage, leakage infinite, during accumulator leakage, leakage ohmic leakage
For Rx.
Described memory module 7 is used for storing detection data.
Described alarm module 8 sends alarm when accumulator liquid leaks detecting.
Described power module 9 provides power supply for this device.
Described display module 10 intuitively shows measurement result on remotely.
The present invention will be equivalent to leakage resistance Rx between leakage point and the metal battery frame of accumulator, transfer resistance R1, R2,
In the range of transfer resistance resistance is set in 50-100K Ω, and making R1=R2=R, accumulator battery total voltage is E, accumulator leakage
Voltage between the corresponding battery node of point and battery anode, negative pole is E1, E2, permutator S1, S2.
When leakage occurs in a certain battery in accumulator battery, record voltage V1 by switch transition switch S1, then by cutting
Change permutator S2 and record voltage V2.
One, leakage detection
By V1 and V2 substitution following equation:
Rx=R*V1*E/(V1*(V1+V2))-R
Leakage equivalent resistance is obtained with embedded software (having applied for software copyright) program calculating process through this device microprocessor
Rx。
Two, leakage position is determined:
By V1 and V2 substitution following equation:
E1=V1*E/(V1+V2)
E2=E-E1
Leakage point is obtained with embedded software (having applied for software copyright) program calculating process corresponding electric through this device microprocessor
Voltage E1, E2 between tank node and battery anode, negative pole.
Assume again that single battery voltage is E0, then the battery number included in E1 can be calculated with formula E1/E0,
Battery number included in same E2 can obtain with formula E2/E0.
In like manner E0 also can obtain by computing formula E0=E/n, and in formula, E is assembled battery total voltage, and n is the battery in set of cells
Joint number.
By above method just can with in accumulator battery with or without battery leakage, and can fast find out in accumulator battery leakage electricity
The position in pond.
The profitable effect of the present invention is can to detect with or without battery leakage in accumulator battery, and can fast find out electric power storage
The a certain leakage battery of Chi Zuzhong, utilizes the variable quantity of equivalence leakage resistance to carry out on-line checking, safety and degree of accuracy relatively
High, it is ensured that the safety that set of cells uses.
Accompanying drawing explanation
Fig. 1 is the structure chart of the present invention.
Fig. 2 is the schematic diagram of the present invention.
Detailed description of the invention
As it is shown in figure 1, invention is by microprocessor 1, communication module 2, embedded software 3, modular converter 4, electric power storage
Cell voltage detection module 5, leakage equivalent resistance 6, memory module 7, report to the police 8, power supply 9 and display module 10 form.Microprocessor
Module 1 can carry out bidirectional data transfers, exportable data signal with communication module 2, embedded software 3 and memory module 7 respectively
To display module 10 and alarm 8, can receive and process the detection data from battery tension detection module 5.Described micro-place
Reason device module 1 can carry out liquid leakage analysis, passage control, data analysis, data operation, communication protocol and Communication Control.Described
Communication module 2 can carry out the data remotely and between this device, instruction transmission communication.Described embedded software 3 can store
Battery fluid is not failed to judge not, thresholding setting, data analysis, computing, Control on Communication.Described modular converter 4 can be converted switch control
System.Described battery tension detection module 5 can carry out detecting the voltage sample of accumulator liquid leakage.Described leakage resistance 6 is storing
When battery is without leakage, leakage infinite, during accumulator leakage, leakage ohmic leakage is Rx.Described memory module 7 is used for storing
Detection data.Described alarm module 8 sends alarm when accumulator liquid leaks detecting.Described power module 9 is this device
Power supply is provided.Described display module 10 intuitively shows measurement result on remotely.
As in figure 2 it is shown, the present invention utilizes permutator S1 and S2 in battery tension detection module 5 and modular converter 4
Switching, detects S1 loop voltage V1, S2 loop voltage V2.
When accumulator of the present invention is without leakage, V1=V2=0, when in accumulator battery, leakage occurs in a certain battery, by switching
Permutator S1 records voltage V1, then records voltage V2, V1 and V2 substitution formula: Rx=R*V1* by switch transition switch S2
E/ (V1* (V1+V2))-R, obtains with embedded software (having applied for software copyright) program calculating process through this device microprocessor
Leakage equivalent resistance Rx, i.e. can determine that in accumulator battery, leakage occurs in a certain battery.
When accumulator of the present invention is without leakage, V1 and V2 is substituted into formula: E1=V1*E/ (V1+V2)
, E2=E-E1, obtain leakage through this device microprocessor with embedded software (having applied for software copyright) program calculating process
Voltage E1, E2 between the corresponding battery node of point and battery anode, negative pole, it is further assumed that single battery voltage is E0, then E1
Included in battery number can be calculated with formula E1/E0, the battery number included in same E2 can use formula E2/E0
Obtaining, in like manner E0 also can obtain by computing formula E0=E/n, and in formula, E is assembled battery total voltage, and n is the battery joint in set of cells
Number.
When this device detects accumulator generation leakage, send alarm, the most remotely display leakage information, and profit
Quickly search by embedded software and determine the position of a certain battery leakage in accumulator.By the operation interface of embedded software is entered
Row configuration, thresholding identification, data record analysis etc., it is achieved accumulator leakage precision measurement is differentiated, detects data automatic recording
So that checking in storage chip.
Claims (5)
1. a method and apparatus for a certain battery leakage in on-line checking accumulator battery, including microprocessor, communication module, interior
Embedding software, modular converter, battery tension detection module, leakage equivalent resistance, memory module, warning, power supply and display module,
Described microprocessor module can carry out bidirectional data transfers with communication module, embedded software and memory module respectively, exportable
Data signal, to display module and alarm, can receive and process the detection data from battery tension detection module.
The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery the most according to claim 1, it is special
Levy and be to be equivalent to leakage resistance Rx between leakage point and the metal battery frame of accumulator.
The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery the most according to claim 1, it is special
Levy and be when leakage occurs in a certain battery in accumulator battery, record voltage V1 by switching switch S1, then switched by switching
S2 records voltage V2.
The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery the most according to claim 1, it is special
Levy be by through this device microprocessor and embedded software (having applied for software copyright) program to leakage detection formula:
Rx=R*V1*E/(V1*(V1+V2))-R
Calculating processes and obtains leakage equivalent resistance Rx, thus judges that in accumulator battery, leakage occurs in a certain battery.
The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery the most according to claim 1, it is special
Levy and be that device microprocessor and embedded software (having applied for software copyright) program are to leakage position detection formula:
E1=V1*E/(V1+V2)
E2=E-E1
Calculating processes and obtains leakage point correspondence battery node.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610657040.2A CN106124999A (en) | 2016-08-11 | 2016-08-11 | The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610657040.2A CN106124999A (en) | 2016-08-11 | 2016-08-11 | The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery |
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| CN106124999A true CN106124999A (en) | 2016-11-16 |
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| CN201610657040.2A Pending CN106124999A (en) | 2016-08-11 | 2016-08-11 | The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192956A (en) * | 2017-05-19 | 2017-09-22 | 北京理工大学 | A kind of battery short circuit leakage on-line monitoring method and device |
| CN108075196A (en) * | 2017-11-13 | 2018-05-25 | 苏州工业园区职业技术学院 | A kind of battery leakage detection device |
| CN110568366A (en) * | 2018-06-05 | 2019-12-13 | 广州小鹏汽车科技有限公司 | Insulation circuit, battery pack leakage detection method and hardware detection method |
| CN110749836A (en) * | 2019-10-10 | 2020-02-04 | 安徽力高新能源技术有限公司 | Unbalanced bridge circuit detection model and method for electric leakage condition and position of any point in battery pack |
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| CN204536461U (en) * | 2014-12-21 | 2015-08-05 | 深圳市柏特瑞电子有限公司 | A kind of movable DC detection of electrical leakage positioning equipment |
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2016
- 2016-08-11 CN CN201610657040.2A patent/CN106124999A/en active Pending
Patent Citations (5)
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| CN201293703Y (en) * | 2008-09-27 | 2009-08-19 | 比亚迪股份有限公司 | Detection device for liquor leakage of battery bag |
| CN101968513A (en) * | 2010-08-24 | 2011-02-09 | 扬州飞驰动力科技有限公司 | Ground resistance detection system for power battery set |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192956A (en) * | 2017-05-19 | 2017-09-22 | 北京理工大学 | A kind of battery short circuit leakage on-line monitoring method and device |
| CN108075196A (en) * | 2017-11-13 | 2018-05-25 | 苏州工业园区职业技术学院 | A kind of battery leakage detection device |
| CN110568366A (en) * | 2018-06-05 | 2019-12-13 | 广州小鹏汽车科技有限公司 | Insulation circuit, battery pack leakage detection method and hardware detection method |
| CN110749836A (en) * | 2019-10-10 | 2020-02-04 | 安徽力高新能源技术有限公司 | Unbalanced bridge circuit detection model and method for electric leakage condition and position of any point in battery pack |
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Application publication date: 20161116 |
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