CN202550611U - Online discharge device of storage battery pack - Google Patents
Online discharge device of storage battery pack Download PDFInfo
- Publication number
- CN202550611U CN202550611U CN2012201261039U CN201220126103U CN202550611U CN 202550611 U CN202550611 U CN 202550611U CN 2012201261039 U CN2012201261039 U CN 2012201261039U CN 201220126103 U CN201220126103 U CN 201220126103U CN 202550611 U CN202550611 U CN 202550611U
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- discharge device
- batteries
- storage battery
- battery pack
- electric discharge
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to the technical field of storage batteries and specifically relates to a storage battery discharge device. The online discharge device of a storage battery pack includes the storage battery pack and a UPS (Uninterrupted Power Supply). The storage battery pack is connected with the UPS through a tie-in line. The online discharge device of a storage battery pack also includes a discharge device. The discharge device is connected with the storage battery pack. An input terminal of the discharge device is connected with a positive electrode connection line of the storage battery pack. An output terminal of the discharge device is connected with an AC return circuit. The discharge device is provided with a current detecting grip. The current detecting grip is connected to the tie-in line between the storage battery pack and the UPS. By adopting the above technical scheme, the online discharge device of the storage battery pack provided by the utility model can discharge the storage battery pack in an online power supply condition when the storage battery pack is connected with the UPS. Discharge current can be adjusted according to the working condition of storage batteries, thereby making the discharge process of the storage batteries safe. Therefore, not only can the discharge maintenance of the storage battery pack be realized, but also the interrupted power supply of the UPS is not affected.
Description
Technical field
The utility model relates to the battery technology field, is specifically related to a kind of battery discharging device.
Background technology
Dc operation power supply system is the accessory power supply that do not have a power failure of important loads such as protective relaying device in the electric power system, signalling, lighting device, and the reliability of its power supply directly influences the safe operation of transformer station.The back-up source of direct current operative power source generally adopts batteries, and as the core of DC power system, batteries has guaranteed that system still can normal operation when power failure or electric network fault.From a large amount of running examples, improper to the working service of storage battery, will cause batteries to use the back capacity to be significantly less than nominal capacity in short-term, cause the UPS uninterrupted power supply time obviously to shorten.Storage battery is regularly carried out balance charge/discharge safeguards, be prolong storage battery useful life and guarantee the normal work of storage battery requisite means it
The discharge maintenance process of common large-capacity battery adopts the mode of serial connection load resistance discharge usually; Convert the electric energy of accumulators store into thermal energy consumption and fall to reach the purpose that discharge is safeguarded, this maintenance mode brings that energy dissipation, discharge precision are low, detachment system, lack problem such as protection.When UPS had important load, the storage battery loop did not allow to break away from UPS.Traditional resistance-type electric discharge device can not guarantee discharging current stable of batteries; Can produce certain interference, influence the operation of UPS and load, the life-span of batteries is sustained damage; Can't make that also batteries can either continued power, the maintenance of can discharging again.
The utility model content
The purpose of the utility model is, provides a kind of batteries online electric discharge device, solves above technical problem.
The technical problem that the utility model solved can adopt following technical scheme to realize:
The online electric discharge device of a kind of batteries comprises a batteries, a UPS, and said batteries connects UPS through a tie-in line, it is characterized in that also comprise an electric discharge device, said electric discharge device connects said batteries;
The input of said electric discharge device is connected with the positive lead of batteries, and the output of said electric discharge device is connected with the civil power loop;
Said electric discharge device is provided with current detecting pincers, and said current detecting clipper joint is to the tie-in line that is arranged between batteries and the UPS, so that make electric discharge device get access to the electric current of storage battery when working online in real time.
The utility model reaches the purpose of batteries being carried out online discharge through between batteries and UPS, electric discharge device being set.During use; The current detecting of electric discharge device pincers obtain the operating current of batteries and calculate reasonable discharging current that batteries is discharged and with this electric current batteries is carried out online discharge according to this galvanometer; Make batteries not only can continue to supply UPS institute bringing onto load and carry out uninterrupted power supply, can stablize the maintenance of discharging again.
Said electric discharge device set inside one monitoring unit and a feedback module; Said monitoring unit is connected and communication through internal bus with the feedback module, and said monitoring unit receives from calculating the discharging current of batteries according to this galvanometer behind the operating current of the batteries of current detecting pincers and controlling the feedback module and safeguard according to the discharge that this electric current that calculates carries out batteries.
Said monitoring unit comprises a network communication interface, so that the function that the gained data upload is carried out data backup and monitoring to upper system can realize the intelligent management that the batteries discharge is safeguarded based on this;
Said network communication interface can adopt EPA interface or fiber optic Ethernet interface, also can adopt the RS485 communication interface.
Said monitoring unit comprises a data communication interface; Said data communication interface adopts the SD card; Also can adopt the TF card; Can also adopt USB interface and e-SATA interface, so that the use external storage medium backs up monitoring gained data and monitoring unit is carried out inner parameter debugging and renewal.
Said monitoring unit connects an accessory power supply; Said accessory power supply continues to offer the sufficient electric energy of said monitoring unit; So that make said monitoring unit to monitor the discharge scenario of batteries continuously, the monitor data that makes gained is complete and have reference value.
Beneficial effect: owing to adopt technique scheme; The utility model allows batteries to carry out at connection UPS under the situation of online power supply batteries being discharged; And can adjust discharging current so that make that the discharge process of storage battery is safer according to the working condition of storage battery; Can either accomplish the discharge of batteries is safeguarded, not influence the uninterrupted power supply of UPS again.
Description of drawings
Fig. 1 is that the integrated circuit of the utility model connects sketch map;
Fig. 2 is that the partial circuit of the utility model connects sketch map.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand with effect and understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1, the online electric discharge device of a kind of batteries comprises a batteries 1; One UPS2; The UPS2 output connects a load 13, and batteries 1 connects UPS2 through a tie-in line, on this tie-in line, is provided with a batteries input switch K5; Also connect an electric discharge device 5, be respectively equipped with electric discharge device input switch K1 and electric discharge device output K switch 2 on the incoming line of electric discharge device 5 and the output line.Electric discharge device 5 comprises current detecting pincers 6, and current detecting pincers 6 are clamped the connecting line that is arranged between batteries 1 and the UPS2.The input of electric discharge device 5 is connected with the positive pole of batteries 1, and output is connected with electrical network 7.Be provided with rectifier 11 and inverter 12 in the UPS2, be provided with a rectifier input switch K3 between rectifier 11 and the UPS incoming line, also have a bypass between UPS incoming line and the output line, in bypass, be provided with a by-pass switch K4.
The utility model reaches the purpose that batteries 1 is carried out online discharge through electric discharge device 5 is set between batteries 1 and UPS2.During use, the current detecting of electric discharge device 5 pincers 6 obtain the operating current of batteries 1 and calculate the reasonable discharging current that batteries 1 is discharged according to this galvanometer, with this batteries 1 are carried out online discharge.
With reference to Fig. 2, electric discharge device 5 comprises a monitoring unit 3 and a feedback module 4, and monitoring unit 3 carries out communication through an internal bus 8 with feedback module 4 and is connected.The lead-out terminal of feedback module 4 connects electrical network 7, and monitoring unit 3 is provided with USB interface 22, and Ethernet interface 21 also connects an accessory power supply 23.
With reference to Fig. 1, Fig. 2, the utility model job step is following:
1) elder generation finishes the connecting line connection of each binding post, confirms that the batteries input switch K5 on the UPS places closure state, breaks off UPS and goes up rectifier input switch K3, guarantees that by-pass switch K4 also is in off-state;
2) input K1, the K2 with electric discharge device 5 places off-state, and guarantees electric discharge device 5 good earths, simultaneously current detecting pincers 6 is linked on positive terminal of batteries 1;
3) batteries 1 is connected on the UPS;
4) electric discharge device 5 is connected to electrical network 7;
5) insert accessory power supply 23, start monitoring unit 3, input K1, the K2 of the electric discharge device 5 that closes;
6) start to accomplish after, in the operation control interface of monitoring unit 3, select " online discharge " pattern, relevant parameter is set, click " beginning " maintenance of discharging;
7) after discharge finished, electric discharge device 5 stopped automatically, confirmed discharge data.
8) withdraw from monitoring unit operation control interface, break off input K1, the K2 of electric discharge device 5, take off electric discharge device input and output connecting line, current detecting pincers 6, the UPS input switch K3 of rectifier 11 cashier's office in a shop that closes, whole discharge end-of-job.
More than show and described basic principle of the utility model and the advantage of principal character and the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection range to be defined by appending claims and equivalent thereof.
Claims (5)
1. the online electric discharge device of batteries comprises a batteries, a UPS, and said batteries connects UPS through a tie-in line, it is characterized in that also comprise an electric discharge device, said electric discharge device connects said batteries;
The input of said electric discharge device is connected with the positive lead of batteries, and the output of said electric discharge device is connected with the civil power loop;
Said electric discharge device is provided with current detecting pincers, and said current detecting clipper joint is to the tie-in line that is arranged between batteries and the UPS.
2. the online electric discharge device of a kind of batteries according to claim 1 is characterized in that, said electric discharge device set inside one monitoring unit and a feedback module, and said monitoring unit is connected and communication through internal bus with the feedback module.
3. the online electric discharge device of a kind of batteries according to claim 2 is characterized in that said monitoring unit comprises a network communication interface;
Said network communication interface adopts the EPA interface.
4. the online electric discharge device of a kind of batteries according to claim 3 is characterized in that said monitoring unit comprises a data communication interface, and said data communication interface adopts USB interface.
5. the online electric discharge device of a kind of batteries according to claim 4 is characterized in that said monitoring unit connects an accessory power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201261039U CN202550611U (en) | 2012-03-29 | 2012-03-29 | Online discharge device of storage battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201261039U CN202550611U (en) | 2012-03-29 | 2012-03-29 | Online discharge device of storage battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202550611U true CN202550611U (en) | 2012-11-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201261039U Expired - Lifetime CN202550611U (en) | 2012-03-29 | 2012-03-29 | Online discharge device of storage battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202550611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113890128A (en) * | 2021-08-30 | 2022-01-04 | 航天长屏科技有限公司 | Online maintenance system and online maintenance method for storage battery |
-
2012
- 2012-03-29 CN CN2012201261039U patent/CN202550611U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113890128A (en) * | 2021-08-30 | 2022-01-04 | 航天长屏科技有限公司 | Online maintenance system and online maintenance method for storage battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
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| CX01 | Expiry of patent term |