CN201966658U - Intelligent storage battery grid-connecting and discharging system - Google Patents
Intelligent storage battery grid-connecting and discharging system Download PDFInfo
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- CN201966658U CN201966658U CN2011200601310U CN201120060131U CN201966658U CN 201966658 U CN201966658 U CN 201966658U CN 2011200601310 U CN2011200601310 U CN 2011200601310U CN 201120060131 U CN201120060131 U CN 201120060131U CN 201966658 U CN201966658 U CN 201966658U
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Abstract
The utility model discloses an intelligent storage battery grid-connecting and discharging system which comprises a monitoring management unit, a battery measuring unit, an inversion unit and a gird connecting unit, wherein the input end of the inversion unit is connected with an output bus of the storage battery, and the output end of the inversion unit is connected with the grid connecting unit which is connected with a power grid; and the monitoring management unit is connected with the battery measuring unit and the grid connecting unit respectively. The intelligent storage battery grid-connecting and discharging system has the advantages of being high-efficiency, energy-saving, fast, convenient, high in automaticity, capable of monitoring remotely and the like, and the traditional method of manual operation and manual data record detection for accumulator capacity measurement and maintenance is changed into an intelligent automatic measuring record method due to the matching between the battery measuring unit and the monitoring management unit, so that the measuring accuracy is greatly improved, the use is simple, safe and reliable , the constant current accuracy is high, and the intelligent storage battery grid-connecting and discharging system can be widely applied to occasions in which a constant current load test needs to be conducted on the storage battery or a power supply.
Description
Technical field
The utility model relates to the battery technology field, specifically is a kind of intelligent accumulator group discharge system that is incorporated into the power networks.
Background technology
Along with development of technology, the valve control close the sealing lead acid accumulator in light weight with it, take up an area of less, no acid mist pollutes, outstanding advantages such as few maintenance work have replaced former acid-proof on a large scale every sudden and violent battery.Valve-regulated sealed battery pack also exists test difficulty when having outstanding technical advantage, can not replenish electrolyte, to floating charge, environment for use weak point such as have relatively high expectations.Therefore after storage battery comes into operation, because factors such as the design before battery dispatches from the factory, tooling device, quality control, and the float charge voltage after all is set, environment for use temperature etc., can cause that active material comes off, degenerates, phenomenons such as the corrosion of anodal grid and sulfuration, thereby can make whole Battery pack capacity occur loses the voltage difference inequality, and cell situation such as falls behind, and open type lead acid accumulator operational monitoring maintaining method no longer is applicable to valve-control type lead-acid accumulator.To bring great hidden danger to safety in production like this, need powered battery when electric network fault occurring, and battery can not put the serious accident of electricity, therefore, require the storage battery property checked capacity test in the service regulations and take off to carry test, purpose is exactly the actual capacity that predicts battery pack, finds out behindhand battery, removes a hidden danger.
But at present, owing to lack necessary professional instrument and meter, the batteries volume test is also rested on the manual detection level, this is that a complex operation, workload are big, the work that efficient is extremely low causes most of office all to fail to require that according to rules storage battery is carried out volume test simultaneously and safeguards.New battery pack put into operation preceding, need carry out capacity test; Operating battery pack, but in order to check standby time and actual capacity,, also need the batteries property checked discharge test to guarantee the normal operation of system, generally annual, every three months or want half a year batteries to activate discharge work simultaneously.Battery moves if listen to let alone to be in for a long time under the not clear situation of state as last one critical point of electric power operation power supply, and the hidden danger part is with numerous so.As time goes on, the increase of battery service life, the interruption accident that is caused by battery is with hard to guard against.
Summary of the invention
For addressing the above problem, the utility model provides a kind of safe and reliable, the batteries intelligent accumulator group of carrying out Constant Current Load test discharge system that is incorporated into the power networks easily.
The utility model is that the technical scheme that its problem of solution is adopted is:
The intelligent accumulator group discharge system that is incorporated into the power networks, comprise the monitoring management unit, be used to detect the batteries state the battery measurement unit, be used to realize direct current exchange the inversion unit of conversion and be used for electric weight is sent to electrical network and net unit, the input of described inversion unit is connected with the output bus of batteries, the output of inversion unit with and net unit link to each other, and net unit is connected with electrical network, the monitoring management unit respectively with the battery measurement unit with and net unit be connected.
As preferred embodiment, described monitoring management unit comprises demonstration/keyboard device, upper communication component and the next communication component, and communication is connected with slave computer with host computer with the next communication component by upper communication component respectively in the monitoring management unit.
The beneficial effects of the utility model are: the utility model utilizes inverse method that the direct current energy of batteries is converted to the interchange feedback grid, whole discharge process utilizes the monitoring management unit to carry out intelligent automatic control, have energy-efficient, safety, convenient, the automaticity height, can remote monitoring etc. characteristics, the mode that this inverse method discharges the storage battery electric energy does not have the high heat radiation, not only avoid disaster hidden-trouble but also have energy-saving effect, compared significant advantage with normally used conductive discharge with the load of energy-dissipating type power electronic element, the cooperation of battery measurement of the present utility model unit and monitoring management unit can make traditional battery capacity test maintaining manual operation and manual inspection data record only, become intelligent automatic test record, greatly improve the accuracy of test, alleviated the work of maintenance personnel amount, improved operating efficiency, accomplish energy-conserving and environment-protective, remove a hidden danger thereby reach, the purpose that ensures safety in production, it uses simple, safe and reliable, the constant current accuracy height can be widely used in and need carry out the occasion that Constant Current Load is tested to batteries or power supply.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is that system of the present utility model forms schematic diagram.
Embodiment
With reference to Fig. 1, the intelligent accumulator group of the present utility model discharge system 100 that is incorporated into the power networks, comprise monitoring management unit 1, be used to detect the batteries state battery measurement unit 2, be used to realize direct current exchange the inversion unit 3 of conversion and be used for electric weight is sent to electrical network and net unit 4, the input of described inversion unit 3 is connected with the output bus of batteries, the output of inversion unit 3 with and net unit 4 link to each other, and net unit 4 is connected with electrical network, monitoring management unit 1 respectively with battery measurement unit 2 with and net unit 4 be connected.In order to install more easily, to operate and managing, above-mentioned each unit preferably adopts modular construction, guarantees that each unit has the good characteristics of mobility.Inversion unit generally adopts power electronic technology to realize, utilizes the active inversion method that the direct current energy of storage battery is converted to the interchange feedback grid, whole discharge process intelligent automatic control.
The utility model is when work, and the electric weight in the batteries by monitoring management unit 1 auto-control discharging current, realizes deciding the electric current constant current through inversion unit 3 inversions, and warp and net unit 4 realize being incorporated into the power networks discharge with electric weight and toward electrical network again.In the time of discharge process,, and preserve discharge data automatically and power down is not lost by measuring unit 2 real-time displayed record battery pack terminal voltages, monomer battery voltage, discharging current, discharge capacity, discharge time and discharge curve.In addition, native system can also be at the perfect computer management analysis software of monitoring management configuration of cells, to data download, inquire about, analysis and report printing, accurately judge the actual capacity of battery pack.
In order to realize man-machine interaction better, monitoring management unit 1 generally comprises demonstration/keyboard device 5, utilizes this demonstration/keyboard device 5 operating personnel to read information and carry out system operation in the scene easily.In addition, in order to realize Long-distance Control, monitoring management unit 1 generally also comprises upper communication component 6 and the next communication component 7, and communication is connected with slave computer with host computer with the next communication component 7 by upper communication component 6 respectively in monitoring management unit 1.
Execution mode of the present utility model is not restricted to the described embodiments, as long as it reaches technique effect of the present utility model with essentially identical means, all should belong to protection range of the present utility model.
Claims (2)
1. the intelligent accumulator group discharge system that is incorporated into the power networks, it is characterized in that comprising monitoring management unit (1), be used to detect the battery measurement unit (2) of batteries state, be used to realize the inversion unit (3) of direct current interchange conversion and the also net unit (4) that is used for electric weight is sent to electrical network, the input of described inversion unit (3) is connected with the output bus of batteries, the output of inversion unit (3) with and net unit (4) link to each other, and net unit (4) is connected with electrical network, monitoring management unit (1) respectively with battery measurement unit (2) with and net unit (4) be connected.
2. the intelligent accumulator group according to claim 1 discharge system that is incorporated into the power networks, it is characterized in that described monitoring management unit (1) comprises demonstration/keyboard device (5), upper communication component (6) and the next communication component (7), monitoring management unit (1) communication is connected with slave computer with host computer with the next communication component (7) by upper communication component (6) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200601310U CN201966658U (en) | 2011-03-09 | 2011-03-09 | Intelligent storage battery grid-connecting and discharging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200601310U CN201966658U (en) | 2011-03-09 | 2011-03-09 | Intelligent storage battery grid-connecting and discharging system |
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| Publication Number | Publication Date |
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| CN201966658U true CN201966658U (en) | 2011-09-07 |
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| CN2011200601310U Expired - Fee Related CN201966658U (en) | 2011-03-09 | 2011-03-09 | Intelligent storage battery grid-connecting and discharging system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102751776A (en) * | 2012-07-17 | 2012-10-24 | 浙江永宏电器有限公司 | High-capacity reversible charging and discharging device |
| WO2019205949A1 (en) * | 2018-04-24 | 2019-10-31 | 广东电网有限责任公司 | Smart on-line capacity-checking discharge control apparatus for storage battery |
-
2011
- 2011-03-09 CN CN2011200601310U patent/CN201966658U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102751776A (en) * | 2012-07-17 | 2012-10-24 | 浙江永宏电器有限公司 | High-capacity reversible charging and discharging device |
| WO2019205949A1 (en) * | 2018-04-24 | 2019-10-31 | 广东电网有限责任公司 | Smart on-line capacity-checking discharge control apparatus for storage battery |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20150309 |
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| EXPY | Termination of patent right or utility model |