CN204179729U - A kind of communication discrete lithium battery back-up source - Google Patents
A kind of communication discrete lithium battery back-up source Download PDFInfo
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- CN204179729U CN204179729U CN201420718892.4U CN201420718892U CN204179729U CN 204179729 U CN204179729 U CN 204179729U CN 201420718892 U CN201420718892 U CN 201420718892U CN 204179729 U CN204179729 U CN 204179729U
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Abstract
The utility model relates to a kind of communication discrete lithium battery back-up source, comprising battery pack, being connected to the charge-discharge circuit on battery pack discharge and recharge circuit and the control circuit for gathering battery pack information, control circuit and described battery pack are integrated in a battery cabinet, and described charge-discharge circuit is integrated in a control box.The utility model has the advantage of: BMS driver element provides 24V driving power for charge and discharge contactor, both can reduce the power consumption of BMS driver element, can ensure again and contactor still can be driven to work on after battery pack Cross prevention.Controller carries out charge and discharge control by dry contact to charge and discharge contactor, realizes the overall charge and discharge protection of whole power-supply system, and this control mode is simple, effective.Control circuit and charge-discharge circuit are placed separately, are convenient to installation and maintenance, and only need to change discharge and recharge contactor, shunt, diode model, can meet the demand of different capacity load, possess good load compatible.
Description
Technical field
The utility model relates to a kind of communication discrete lithium battery back-up source, belongs to communication back-up source technical field.
Background technology
At present in communication back-up source field, below 100Ah battery pack is referred to as integrated type battery group, and lithium ion battery and battery management system are integrated in standard 19 inch rack by it.Battery management system mainly adopts that MOS device is integrated to be formed, and be commonly referred to baffle, the electric current of its break-make is limited, and general sustained ceiling current is no more than 100A.For Large Copacity discrete battery pack; in the use procedure of base station; charging and discharging currents reaches two or three hundred peaces usually; if want by so large electric current; baffle needs a lot of metal-oxide-semiconductor in parallel, causes baffle heating problem to solve so on the one hand, on the other hand due to the difference between each paralleling MOS pipe; the inconsistent of each MOS make-and-break time can be caused, very easily cause the damage of baffle.The multiple low capacity integrated type battery of existing employing simultaneously group is in parallel to reach the object of cascade dilatation, can there is problem of inconsistency between the circulation of intermodule, battery.Therefore, the design form of current Li-ion batteries piles and baffle integration, can not meet the application demand of Large Copacity base station.
Utility model content
The purpose of this utility model is to provide a kind of communication discrete lithium battery back-up source, and the design form in order to solve current Li-ion batteries piles and baffle integration can not meet the problem of the application demand of Large Copacity base station.
For achieving the above object, scheme of the present utility model comprises a kind of communication discrete lithium battery back-up source, comprising battery pack, being serially connected in the charge-discharge circuit on battery pack discharge and recharge circuit and the control circuit for gathering battery pack information.
Charge-discharge circuit comprises the charging contactor be serially connected on discharge and recharge circuit, electric discharge contactor, shunt, the first diode, the second diode and BMS driver element, charging contactor reverse parallel connection first diode, electric discharge contactor reverse parallel connection second diode, BMS driver element is control connection charging contactor and electric discharge contactor respectively.
Control circuit comprises a controller and the voltage be connected with this controller, temperature collect module and current acquisition module, BMS driver element connection control device, and voltage, temperature collect module connect battery pack, current acquisition model calling shunt.
Control circuit and described battery pack are integrated in a battery cabinet, and charge-discharge circuit is integrated in a control box.
Control circuit also comprises balance module and the power supply module for powering for controller, and voltage, temperature collect module also connect battery pack by balance module, and power supply module connects battery pack.
Control circuit also comprise be connected with controller memory module, dial-up address module, RS485 communication module, RS232 communication module, sound alarm module and operation, fault, capacity indicating module.
Power supply also comprises the display screen be connected with controller, and display screen is also arranged in described control box.
The utility model has the advantage of: control circuit and battery pack are directly integrated in a battery cabinet, directly gather the information such as voltage, temperature, electric current of battery pack; BMS driver element, shunt, contactor, diode and display screen are integrated in a control box, are convenient to installation and maintenance.Only need to change discharge and recharge contactor, shunt, diode model, the application demand of different capacity load can be met, possess good load compatible.
BMS driver element is charging contactor, electric discharge contactor provides 24V driving power, both can reduce the power consumption of BMS driver element, can ensure again contactor still can be driven to work on after battery pack Cross prevention.
Controller carries out charge and discharge control by dry contact to charging contactor, electric discharge contactor, realizes the overall charge and discharge protection of whole power-supply system, and this kind of control mode is simple, effective.
Accompanying drawing explanation
Fig. 1 is the utility model execution mode structural representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in more detail.
A kind of communication discrete lithium battery back-up source, comprising battery pack, being serially connected in the charge-discharge circuit on battery pack discharge and recharge circuit and the control circuit for gathering battery pack information; Charge-discharge circuit comprises the charging contactor be serially connected on discharge and recharge circuit, electric discharge contactor, shunt, the first diode, the second diode and BMS driver element, charging contactor reverse parallel connection first diode, electric discharge contactor reverse parallel connection second diode, BMS driver element is control connection charging contactor and electric discharge contactor respectively; Control circuit comprises a controller and the voltage be connected with this controller, temperature collect module and current acquisition module, BMS driver element connection control device, and voltage, temperature collect module connect battery pack, current acquisition model calling shunt; Control circuit and battery pack are integrated in a battery cabinet, and charge-discharge circuit is integrated in a control box.
Based on above technical scheme, by reference to the accompanying drawings, provide with next embodiment.
As shown in Figure 1, this power supply comprises 15 strings or 16 string high-capacity lithium battery groups, charge-discharge circuit and control circuit to structural representation of the present utility model.Charge-discharge circuit is serially connected on this battery pack discharge and recharge circuit, and control circuit is for gathering battery pack information.
Charge-discharge circuit comprises and is serially connected on a discharge and recharge circuit that (both positive and negative polarity circuit all can, be illustrated in figure 1 on power cathode circuit) charging contactor, electric discharge contactor and shunt, charging contactor reverse parallel connection diode, another diode of electric discharge contactor reverse parallel connection.When lithium battery group generation overcharge conditions, BMS driver element controls charging contactor and disconnects, and the electric discharge contactor diode in parallel with charging contactor forms a discharge loop; When lithium battery group occurred to put, charging contactor formed a charging path with electric discharge contactor diode in parallel.BMS driver element is control connection charging contactor and electric discharge contactor respectively, for charging contactor, electric discharge contactor provide 24V driving power, and in order to control the break-make of discharge and recharge contactor, realize the overall charge and discharge protection of whole power-supply system.
Control circuit comprises a controller, it can be single-chip microcomputer, also can be the controller of other types, here for single-chip microcomputer, and the voltage be connected with this single-chip microcomputer, temperature collect module, current acquisition module, balance module, power supply module, memory module, dial-up address module, RS485 communication module, RS232 communication module, sound alarm module and operation, fault, capacity indicating module.
Single-chip microcomputer is connected BMS driver element by dry contact 1 with dry contact 2, in order to the operating state of control BMS driver element; Voltage, temperature collect module one tunnel directly connect battery pack, and in order to Real-time Collection battery voltage and temperature information, balance module of separately leading up to connects battery pack, in order to provide the voltage balancing function in charging process; Single-chip microcomputer passes through current acquisition model calling shunt, in order to gather battery set charge/discharge electric current; The two ends of power supply module connect single-chip microcomputer and battery pack respectively, for providing electric energy for single-chip microcomputer.RS232 and RS485 communication interface, in order to realize the cascade dilatation of this power-supply system.In order to show the condition information of battery pack in real time, single-chip microcomputer also connects a display screen.
Control circuit and high capacity lithium ion battery group are integrated in a battery cabinet, are responsible for voltage, the temperature of Real-time Collection battery pack, also can provide the voltage balancing function in charging process.BMS driver element, charging contactor, electric discharge contactor, two diodes, shunt, display screen unifications are integrated in a 2U control box.By the respective placement to control circuit and charge-discharge circuit, make compact conformation, integrated level high, be convenient to installation and maintenance.And, only need the model of discharge and recharge contactor, diode and the shunt changed in 2U control box, the charge and discharge protecting of different capabilities battery pack can be realized.Single-chip microcomputer connects BMS driver element by dry contact simultaneously, and then controls discharge and recharge contactor, carries out charge and discharge protecting timely and effectively to lithium battery group, and its control mode is simple, effective.Thus ensure that whole Large Copacity discrete lithium ion backup power system working stability, reliable, the back-up source that can be widely used as high capacity communication base station uses.
Be presented above concrete execution mode, but the utility model is not limited to described execution mode.Basic ideas of the present utility model are above-mentioned basic scheme, and for those of ordinary skill in the art, according to instruction of the present utility model, designing the model of various distortion, formula, parameter does not need to spend creative work.The change carried out execution mode when not departing from principle of the present utility model and spirit, amendment, replacement and modification still fall in protection range of the present utility model.
Claims (4)
1. a communication discrete lithium battery back-up source, it is characterized in that, described power supply comprising battery pack, being serially connected in the charge-discharge circuit on battery pack discharge and recharge circuit and the control circuit for gathering battery pack information;
Described charge-discharge circuit comprises the charging contactor be serially connected on described discharge and recharge circuit, electric discharge contactor, shunt, the first diode, the second diode and BMS driver element, charging contactor reverse parallel connection first diode, electric discharge contactor reverse parallel connection second diode, BMS driver element is control connection charging contactor and electric discharge contactor respectively;
Described control circuit comprises a controller and the voltage be connected with this controller, temperature collect module and current acquisition module, BMS driver element connection control device, and voltage, temperature collect module connect battery pack, current acquisition model calling shunt;
Described control circuit and described battery pack are integrated in a battery cabinet, and described charge-discharge circuit is integrated in a control box.
2. communication discrete lithium battery back-up source according to claim 1, it is characterized in that, described control circuit also comprises balance module and the power supply module for powering for described controller, described voltage, temperature collect module also connect battery pack by balance module, and described power supply module connects described battery pack.
3. communication discrete lithium battery back-up source according to claim 2, it is characterized in that, described control circuit also comprise be connected with described controller memory module, dial-up address module, RS485 communication module, RS232 communication module, sound alarm module and operation, fault, capacity indicating module.
4. communication discrete lithium battery back-up source according to claim 3, it is characterized in that, described power supply also comprises the display screen be connected with controller, and described display screen is also arranged in described control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420718892.4U CN204179729U (en) | 2014-11-25 | 2014-11-25 | A kind of communication discrete lithium battery back-up source |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420718892.4U CN204179729U (en) | 2014-11-25 | 2014-11-25 | A kind of communication discrete lithium battery back-up source |
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| CN204179729U true CN204179729U (en) | 2015-02-25 |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105048576A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of multiple battery packs |
| CN105048571A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of multiple battery packs and method for circuit |
| CN105048574A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Full-cycle control system for supporting arbitrary parallel connection of different types of charging-discharging devices and control method thereof |
| CN105048569A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Method for realizing full-cycle charging and discharging of plurality of battery packs |
| CN105048575A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for solving problem of mutual charging and discharging among multiple battery packs and method thereof |
| CN105048570A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Method of full-cycle control system for supporting arbitrary parallel connection of different kinds of charged and discharged devices |
| CN105048577A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of different battery packs and method thereof |
| CN105048580A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for solving problem of mutual charge and discharge among different battery modules |
| CN105048573A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of different battery packs |
| CN105098903A (en) * | 2015-08-03 | 2015-11-25 | 成都宇能通能源开发有限公司 | Method of control system having protection function and supporting adding of different types of chargeable and dischargeable devices |
| CN105098904A (en) * | 2015-08-03 | 2015-11-25 | 成都宇能通能源开发有限公司 | Control system having protection function and supporting adding of different types of chargeable and dischargeable devices and method thereof |
| CN105680508A (en) * | 2016-01-22 | 2016-06-15 | 国网福建省电力有限公司 | Portable emergency power supply device for power communication |
| CN107492931A (en) * | 2015-08-03 | 2017-12-19 | 成都宇能通能源开发有限公司 | A kind of battery pack parallel operation method |
| CN107565619A (en) * | 2016-07-01 | 2018-01-09 | 深圳市沃特玛电池有限公司 | A kind of control method of BMS charge and discharges electric contactor and the charge and discharge electric contactor |
| CN107706963A (en) * | 2015-08-03 | 2018-02-16 | 成都宇能通能源开发有限公司 | A kind of battery pack parallel circuit |
| US11462917B1 (en) | 2021-12-10 | 2022-10-04 | NDSL, Inc. | Methods, systems, and devices for maintenance and optimization of battery cabinets |
| US11689048B1 (en) | 2021-12-10 | 2023-06-27 | NDSL, Inc. | Methods, systems, and devices for maintenance and optimization of battery cabinets |
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- 2014-11-25 CN CN201420718892.4U patent/CN204179729U/en active Active
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| CN105048573A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of different battery packs |
| CN105048573B (en) * | 2015-08-03 | 2017-12-01 | 成都宇能通能源开发有限公司 | A kind of circuit for realizing different battery pack complete alternation discharge and recharges |
| CN105048576A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of multiple battery packs |
| CN105048569A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Method for realizing full-cycle charging and discharging of plurality of battery packs |
| CN105048575A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for solving problem of mutual charging and discharging among multiple battery packs and method thereof |
| CN105048570A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Method of full-cycle control system for supporting arbitrary parallel connection of different kinds of charged and discharged devices |
| CN105048577A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of different battery packs and method thereof |
| CN105048580A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for solving problem of mutual charge and discharge among different battery modules |
| CN105048574A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Full-cycle control system for supporting arbitrary parallel connection of different types of charging-discharging devices and control method thereof |
| CN105098903A (en) * | 2015-08-03 | 2015-11-25 | 成都宇能通能源开发有限公司 | Method of control system having protection function and supporting adding of different types of chargeable and dischargeable devices |
| CN107706963A (en) * | 2015-08-03 | 2018-02-16 | 成都宇能通能源开发有限公司 | A kind of battery pack parallel circuit |
| CN105098904A (en) * | 2015-08-03 | 2015-11-25 | 成都宇能通能源开发有限公司 | Control system having protection function and supporting adding of different types of chargeable and dischargeable devices and method thereof |
| CN105048570B (en) * | 2015-08-03 | 2017-08-25 | 成都宇能通能源开发有限公司 | It is a kind of support variety classes can any in parallel complete alternation control system of charge and discharge device method |
| CN105048571A (en) * | 2015-08-03 | 2015-11-11 | 成都宇能通能源开发有限公司 | Circuit for realizing full-cycle charging and discharging of multiple battery packs and method for circuit |
| CN107492931A (en) * | 2015-08-03 | 2017-12-19 | 成都宇能通能源开发有限公司 | A kind of battery pack parallel operation method |
| CN105680508A (en) * | 2016-01-22 | 2016-06-15 | 国网福建省电力有限公司 | Portable emergency power supply device for power communication |
| CN107565619A (en) * | 2016-07-01 | 2018-01-09 | 深圳市沃特玛电池有限公司 | A kind of control method of BMS charge and discharges electric contactor and the charge and discharge electric contactor |
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| US11689048B1 (en) | 2021-12-10 | 2023-06-27 | NDSL, Inc. | Methods, systems, and devices for maintenance and optimization of battery cabinets |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220107 Address after: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: Zhongchuangxin Aviation Technology Co.,Ltd. Address before: No.66, Binhe North Road, high tech Development Zone, Luoyang City, Henan Province Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
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| TR01 | Transfer of patent right |