CN205941834U - A certain battery leakage's device among on -line measuring storage battery - Google Patents
A certain battery leakage's device among on -line measuring storage battery Download PDFInfo
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- CN205941834U CN205941834U CN201620867455.8U CN201620867455U CN205941834U CN 205941834 U CN205941834 U CN 205941834U CN 201620867455 U CN201620867455 U CN 201620867455U CN 205941834 U CN205941834 U CN 205941834U
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Abstract
The utility model provides a method of a certain battery leakage among the on -line measuring storage battery and device, which comprises a microprocessor, communication module, embedded software, conversion module, battery voltage detection module, weeping equivalent resistance, storage module, report to the police, power and display module, the microprocessor module respectively with communication module, embedded software and storage module can carry out bi -directional data transmission, but display module and alarm are given to the output data signal, can receive and handle the detection data that come from battery voltage detection module, weeping equivalent resistance and battery voltage detection module carry out unidirectional data transmission, conversion module and battery voltage detection module carry out unidirectional data transmission.
Description
Technical field
This utility model is related to electronics and communication technique field, a certain electricity in more particularly, to a kind of on-line checking accumulator battery
The device of pond leakage.
Background technology
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 of people's concern the most.
The state of accumulator directly affects the normal work of the parts such as UPS and the safety of Informationization Equipment electric power system,
Accumulator is the core of uninterrupted power source, and accumulator leakage easily during charging, and accumulator leakage removes and causes
Outside accumulator premature breakdown, accumulator battery or cell just can be formed by the electrolyte that spills, battery carrier, wire etc. simultaneously
Loop between negative pole, produces leakage current or electric short circuit, the environment of machine room, Informationization Equipment, personal safety etc. can be caused
Harm, particularly battery leakage short circuit often causes fire, can only wait battery discharge all burnt, and therefore, accumulator leakage exists
Line detection is very necessary, especially many in number of batteries, and maintenance test difficulty place is more practical, and meanwhile, fast automatic positioning 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 several as follows：
1. hydrogen detection method：Hydrogen molecule in the accumulator liquid collecting is delivered to controller by hydrogen gas sensor, works as sky
Hydrogen in gas reaches output during concentration valve and reports to the police.This accumulator liquid Leak Detection method does not consider that the in the air in machine room is miscellaneous
Mixed various organic gas, 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 is subject to acid liquid corrosion, its mechanical resistance
Pulling force weakens until disappearing and disconnecting, the disconnection of tinsel corruption fracture of wire, thus leading to compression spring release elastic force, makes electronic loop
Closure conducting, realizes 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 mutually not turned on lead
Line is constituted.Leakage sensor is placed in battery bottom surface, when battery occurs electrolyte leakage, electrolyte will be along single battery case
Flowing to leakage sensor surface below, causing leakage sensor circuit impedance to change, thus exporting warning.This storage
It is heavy time-consuming, high cost, an impact that battery fluid Leak Detection method lays printed circuit board (PCB) leakage sensor under accumulator
Calculator room equipment normal operation and operation is dangerous.
Content of the invention
The method and apparatus of a certain battery leakage, technology solution party in the on-line checking accumulator battery that this utility model provides
Case is as follows：
This utility model include 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, 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 analysiss, data operation, communication protocol
And Communication Control.
Described communication module 2 can carry out the remotely data and this device between, instruction transmission communication.
Described embedded software 3 can carry out accumulator liquid fail to judge not, thresholding setting, data analysiss, 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 in accumulator no 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 leakage is detected.
Described power module 9 provides power supply for this device.
Described display module 10 display measurement result directly perceived long-range.
This utility model will be equivalent to leakage resistance Rx, transfer resistance between the leakage point of accumulator and metal battery frame
R1, R2, transfer resistance resistance is set in the range of 50-100K Ω, and makes R1=R2=R, and accumulator battery total voltage is E, electric power storage
Voltage between the corresponding battery node of pond leakage point and battery anode, negative pole is E1, E2, permutator S1, S2.
When leakage in battery a certain in accumulator battery, S1 is switched by switch transition and records voltage V1, then by cutting
Change permutator S2 and record voltage V2.
First, leakage detection
V1 and V2 is substituted into following equation:
Rx=R*V1*E/(V1*(V1+V2))-R
Through this device microprocessor and embedded software（Apply for software copyright）It is equivalent that program calculating process obtains leakage
Resistance Rx.
2nd, determine leakage position：
V1 and V2 is substituted into following equation:
E1=V1*E/(V1+V2)
E2=E-E1
Through this device microprocessor and embedded software（Apply for software copyright）Program calculating processes and obtains leakage point pair
Answer voltage E1, the E2 between battery 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 be obtained with formula E2/E0.
E0 also can be obtained with computing formula E0=E/n in the same manner, and in formula, E is assembled battery total voltage, and n is the battery in set of cells
Joint number.
Battery leakage just can be had or not with accumulator battery by above method, and can fast find out leakage electricity in accumulator battery
The position in pond.
Profitable effect of the present utility model is can to detect in accumulator battery to have or not battery leakage, and can fast find out
A certain leakage battery in accumulator battery, carries out on-line checking using the variable quantity of equivalent leakage resistance, safety and accurately
Degree higher it is ensured that set of cells use safety.
Brief description
Fig. 1 is structure chart of the present utility model.
Fig. 2 is schematic diagram of the present utility model.
Specific embodiment
As shown in figure 1, this utility model is by microprocessor 1, communication module 2, embedded software 3, modular converter 4, accumulator
Voltage detection module 5, leakage equivalent resistance 6, memory module 7, warning 8, power supply 9 and display module 10 form.Microprocessor mould
Block 1 can carry out bidirectional data transfers with communication module 2, embedded software 3 and memory module 7 respectively, and exportable data signal is given
Display module 10 and alarm 8, can receive and process the detection data from battery tension detection module 5.Described microprocessor
Device module 1 can carry out liquid leakage analysis, passage control, data analysiss, data operation, communication protocol and Communication Control.Described logical
News module 2 can carry out the remotely data and this device between, instruction transmission communication.Described embedded software 3 can carry out electric power storage
Pond liquid fail to judge not, thresholding setting, data analysiss, 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 is in accumulator
No leakage when, leakage infinite, during accumulator leakage, leakage ohmic leakage be Rx.Described memory module 7 is used for storing detection
Data.Described alarm module 8 sends alarm when accumulator liquid leakage is detected.Described power module 9 provides for this device
Power supply.Described display module 10 display measurement result directly perceived long-range.
This utility model utilizes the switching of permutator S1 and S2 in battery tension detection module 5 and modular converter 4, inspection
Survey S1 loop voltage V1, S2 loop voltage V2.
As shown in Fig. 2 this utility model accumulator no leakage when, V1=V2=0, when letting out occurs in battery a certain in accumulator battery
During leakage, S1 is switched by switch transition and records voltage V1, then S2 is switched by switch transition and record voltage V2, V1 and V2 substitutes into
Formula:Rx=R*V1*E/ (V1* (V1+V2))-R, through this device microprocessor and embedded software（Apply for software copyright）Journey
Sequence calculating processes and obtains leakage equivalent resistance Rx, you can judge that in accumulator battery, leakage in a certain battery.
This utility model accumulator no leakage when, by V1 and V2 substitute into formula:E1=V1*E/(V1+V2)
, E2=E-E1, through this device microprocessor and embedded software（Apply for software copyright）Program calculating processes and obtains
Leakage point corresponds to voltage E1, the E2 between battery node and battery anode, negative pole it is further assumed that single battery voltage is E0, that
Battery number included in E1 can be calculated with formula E1/E0, and the battery number included in same E2 can use formula
E2/E0 obtains, and E0 also can be obtained with computing formula E0=E/n in the same manner, and in formula, E is assembled battery total voltage, and n is the electricity in set of cells
Pond joint number.
When this device detects accumulator generation leakage, send alarm, remotely show leakage information simultaneously, and profit
Quickly search and determine the position of a certain battery leakage in accumulator with embedded software.By entering to the operation interface of embedded software
Row configuration, thresholding identification, data record analysis etc., realize accumulator leakage precision measurement is differentiated, detection data records automatically
To in storage chip in order to check.
Claims (1)
1. in a kind of on-line checking accumulator battery a certain battery leakage device, including microprocessor, communication module, embedded soft
Part, 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, exportable data with communication module, embedded software and memory module respectively
Signal, to display module and alarm, can receive and process the detection data from battery tension detection module, described leakage
Equivalent resistance and battery tension detection module carry out one-way data transfer, described modular converter and battery tension detection module
Carry out one-way data transfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620867455.8U CN205941834U (en) | 2016-08-11 | 2016-08-11 | A certain battery leakage's device among on -line measuring storage battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620867455.8U CN205941834U (en) | 2016-08-11 | 2016-08-11 | A certain battery leakage's device among on -line measuring storage battery |
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| Publication Number | Publication Date |
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| CN205941834U true CN205941834U (en) | 2017-02-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN108808134A (en) * | 2018-05-16 | 2018-11-13 | 河南新太行电源股份有限公司 | A kind of power cell of vehicle leakage safety detecting system and its control method |
| CN117471259A (en) * | 2023-12-25 | 2024-01-30 | 中航锂电（洛阳）有限公司 | Withstand voltage calculation method for power supply system |
-
2016
- 2016-08-11 CN CN201620867455.8U patent/CN205941834U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN108808134A (en) * | 2018-05-16 | 2018-11-13 | 河南新太行电源股份有限公司 | A kind of power cell of vehicle leakage safety detecting system and its control method |
| CN117471259A (en) * | 2023-12-25 | 2024-01-30 | 中航锂电（洛阳）有限公司 | Withstand voltage calculation method for power supply system |
| CN117471259B (en) * | 2023-12-25 | 2024-04-02 | 中航锂电（洛阳）有限公司 | Withstand voltage calculation method for power supply system |
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