CN205070468U - Control of charge and discharge device and intelligent battery - Google Patents
Control of charge and discharge device and intelligent battery Download PDFInfo
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- CN205070468U CN205070468U CN201520532571.XU CN201520532571U CN205070468U CN 205070468 U CN205070468 U CN 205070468U CN 201520532571 U CN201520532571 U CN 201520532571U CN 205070468 U CN205070468 U CN 205070468U
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Abstract
The application provides a control of charge and discharge device and intelligent battery, control of charge and discharge device include servo module and gather the module. Gather the module and has realized collection and transmission to each item parameter in the lead acid battery use, make the user can be in real time, the state of accurate grasp battery. And gather module switching on and opening time according to battery parameter calculation battery to control servo module and carry out control of charge and discharge to lead acid battery. Consequently, when abnormal state appears in lead acid battery, can reduce the condition of lead acid battery loss through suspending or restarting the charge -discharge to lead acid battery. The common maintenance of accomplishing the battery of collection module and servo module makes the battery be in the best operating condition, has solved basic station stand -by power supply's potential safety hazard, prolongs the life of battery, reduces the pollution that causes the environment.
Description
Technical field
The application relates to cell art, particularly relates to a kind of charge-discharge controller and intelligent battery.
Background technology
Valve-regulated lead-acid battery group, usually power supply is widely used in the important places such as electric power machine room, data center module, mobile base station in support.In recent years, the market capacity of all-ball valve control lead-acid batteries had reached the scale in over ten billion Yuan RMB/year.
Because the running environment otherness of valve-regulated lead-acid battery group is very large, for many important places, be necessary to the monitoring of valve-regulated lead-acid battery group and maintenance.At present, in the industry two kinds of modes are mainly contained to the monitoring of storage battery and maintenance:
The first is manual patrol, and at set intervals (such as 3 months or half a year), engineering staff reaches the spot, and carries out the tests such as battery current, voltage, temperature, manual record test measurement data.There is several shortcoming in manual patrol: because a lot of base station is remote, and personnel's vehicle resources drops into comparatively large, wastes time and energy; Electric power and machine room are important places, and it is very strict that personnel pass in and out management, and personnel enter machine room may exist machine room potential faults.
The second: arrange storage battery monitoring system, judges the real time status of storage battery, and adopts corresponding counter-measure by gathering the data such as the electric current of storage battery, voltage and operating ambient temperature.This method to some extent solves the shortcoming that manpower is maked an inspection tour, and has got certain effect.But also bring new inconvenience: one is that monitoring cable is complicated, and easy and forceful electric power cable forms interference, even open circuit, short circuit; Two is behaviours in service that ambient temperature truly cannot reflect storage battery, cannot judge the health status of storage battery accurately, cause cannot science carry out care and maintenance.
Under prior art conditions, the stand-by power supply of communication base station occurs that capacity declines fast in use after about 2 ~ 3 years usually, is forced to scrap in advance, cause a large amount of economic losses and environmental pollution.Or battery is in low capacity and runs, and shortens base station for electric duration, thus affects base station communication service quality, there is communication disruption hidden danger.
The useful life how maintained better and extend valve-regulated lead-acid battery group is of current lead-acid battery industry problem in the urgent need to address.
Utility model content
The application provides a kind of charge-discharge controller and intelligent battery, according to the battery parameter gathered, can carry out charge and discharge control to battery.
According to the first aspect of the application, the application provides a kind of charge-discharge controller, comprising: servo module and collection module; Described collection module comprises: voltage acquisition unit, and described voltage acquisition unit is connected between the both positive and negative polarity of described lead acid accumulator, for gathering the magnitude of voltage of described lead acid accumulator; Current acquisition unit, for gathering the current value of described lead acid accumulator; Internal temperature collecting unit, for gathering the internal temperature of described lead acid accumulator; Processor, described processor, for receiving the magnitude of voltage of described lead acid accumulator, described current value and described internal temperature, exports control command to described servo module; Described servo module is used for conducting or disconnects the charging and discharging circuit of described lead acid accumulator.
According to the second aspect of the application, the application provides a kind of intelligent battery, comprising: housing and the lead acid accumulator body be arranged in described housing, be also provided with charge-discharge controller in described housing; Described charge-discharge controller is electrically connected with described lead acid accumulator body, and described charge-discharge controller comprises: servo module and collection module; Described collection module comprises: voltage acquisition unit, and described voltage acquisition unit is connected between the both positive and negative polarity of described lead acid accumulator body, for gathering the magnitude of voltage of described lead acid accumulator; Current acquisition unit, for gathering the current value of described lead acid accumulator body; Internal temperature collecting unit, for gathering the temperature of described lead acid accumulator body; Processor, described processor, for receiving the magnitude of voltage of described lead acid accumulator, described current value and described temperature, exports control command to described servo module; Described servo module is used for conducting or disconnects the charging and discharging circuit of described lead acid accumulator body.
The charge-discharge controller that the application provides and intelligent battery, comprise servo module and gather module.Gather module and achieve collection to the parameters in lead acid accumulator use procedure and transmission, make user in real time, accurately can grasp the state of battery.And gather module and calculate the conducting of battery and opening time according to battery parameter, and control servo module charge and discharge control is carried out to lead acid accumulator.Therefore, when abnormality appears in lead acid accumulator, by interrupting or restarting the discharge and recharge to lead acid accumulator, the situation of lead acid accumulator loss can be reduced.Gather the maintenance of module and the common complete battery pair of servo module, make battery be in best operating state, solve the potential safety hazard of base station stand-by power supply, extend the useful life of battery, reduce pollution on the environment.
Accompanying drawing explanation
Fig. 1 is the structural representation of charge-discharge controller of the present utility model;
Fig. 2 is the structural representation of intelligent battery of the present utility model.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail below by embodiment.
In the embodiment of the present application, provide a kind of charge-discharge controller and intelligent battery, according to the battery parameter gathered, charge and discharge control can be carried out to lead acid accumulator.
Embodiment one:
Please refer to Fig. 1, Fig. 1 is the structural representation of the charge-discharge controller of the utility model embodiment.As shown in Figure 1, the charge-discharge controller 100 of the present embodiment can comprise: servo module 10 and collection module 20.
Gather module 20 to comprise:
Processor 1 and the voltage acquisition unit 2, current acquisition unit 3 and the internal temperature collecting unit 4 that are connected with processor 1.
Voltage acquisition unit 2 is connected between the positive pole 11 of lead acid accumulator and negative pole 12, for gathering the magnitude of voltage of lead acid accumulator.Current acquisition unit 3 is for gathering the current value of lead acid accumulator.Internal temperature collecting unit 4 is for gathering the internal temperature of lead acid accumulator.
The current value that the magnitude of voltage of the lead acid accumulator that processor 1 transmits for receiver voltage collecting unit 2, current acquisition unit 3 transmit and the internal temperature that internal temperature collecting unit 4 transmits, export control command to servo module 10.
Servo module 10 is for conducting or the charging and discharging circuit disconnecting lead acid accumulator.
Preferably, servo module 10 is electrically connected with the processor 1 gathering module 20.Processor 1 is arm processor.The processor 1 gathering module 20 can receive and process temperature, magnitude of voltage, the current value of collected lead acid accumulator inside, judges the on off operating mode of current charging and discharging circuit, generates control command and outputs in servo module 10.Servo module 10 according to control command, conducting or disconnect the charging and discharging circuit of lead acid accumulator.Thus charge-discharge controller 100 according to the battery parameter (magnitude of voltage, current value and internal temperature) gathered, can carry out charge and discharge control to lead acid accumulator.
Preferably, internal temperature collecting unit 4 comprises: thermistor.When measuring battery temperature, the resistance of thermistor can change along with the change of internal temperature of battery.Meanwhile, the temperature signal collected is converted to corresponding magnitude of voltage by internal temperature collecting unit 4, is transferred in arm processor.The Acquisition Error of the internal temperature collecting unit 4 of the embodiment of the present application can be less than one of percentage, and acquisition precision is high, and the data be therefore supplied in processor 1 are more accurate.In order to the temperature of inside battery can be collected, internal temperature collecting unit 4 is arranged in lead acid accumulator the position covering cell negative plate, middle cover of battery is positioned at lead acid accumulator enclosure interior, the temperature of what therefore internal temperature collecting unit 4 collected is lead acid accumulator inside, only gather lead acid accumulator external temperature compared to existing technology, the temperature value gathered is more accurate, more can reflect the actual temperature of lead acid accumulator.
In a preferred embodiment, gather module 20 also to comprise: data storage cell 5, data storage cell 5 is connected with processor 1, for storing initial data when lead acid accumulator dispatches from the factory and from the state parameter the lead acid accumulator use procedure that processor 1 exports.Processor 1 receiver voltage collecting unit 2 transmission magnitude of voltage, current acquisition unit 3 transmit current value and internal temperature collecting unit 4 transmit lead acid accumulator internal temperature and transfer to data storage cell 5, data storage cell 5 can receive and the magnitude of voltage of storage of processor 1 transmission, current value and internal temperature, namely stores the state parameter in lead acid accumulator use procedure.Meanwhile, data storage cell 5 stores initial data when lead acid accumulator dispatches from the factory.Processor 1 can obtain initial data from data storage cell 5, state parameter in initial data and lead acid accumulator use procedure is compared and estimates, accurately can obtain SOC (the battery charge rate of lead acid accumulator, and SOH (health degree of battery, stateofhealth) StateofCharge).
Preferably, current acquisition unit 3 comprises: Hall element.Higher to the current acquisition precision of battery, error can be less than one of percentage.
A preferred embodiment, gathers module 20 and also comprises: the communication interface 6 be connected with processor 1, gathers module 20 and carries out exchanges data by communication interface 6 and outside.
Communication interface 6 preferably adopts RS485 interface.Be understandable that, gather module 20 and both the magnitude of voltage of the lead acid accumulator collected, current value and internal temperature can be transferred to record in outside server (as gateway module) by communication interface 6, call when needed.Also can receive the outside instruction inputted by communication interface 6, instruction be passed to servo module 10, control the discharge and recharge of lead acid accumulator.Such as, user can also import instruction into gathering module 20 by communication interface 6, passes to servo module 10, by servo module 10 conducting or the charging and discharging circuit disconnecting lead acid accumulator, controls the discharge and recharge of lead acid accumulator.
Embodiment two:
As shown in Figure 2, the present embodiment provides a kind of intelligent battery 110, can comprise: housing (not shown), the lead acid accumulator body be arranged in housing.Wherein, intelligent battery 110 also comprises: be arranged on the charge-discharge controller 100 in housing, lead acid accumulator body is electrically connected with charge-discharge controller 100.
The structure of charge-discharge controller 100 is substantially identical with embodiment one, and charge-discharge controller 100 comprises: servo module 10 and collection module 20.Gather module 20 to comprise: processor 1 and the voltage acquisition unit 2, current acquisition unit 3 and the internal temperature collecting unit 4 that are connected with processor 1.
Voltage acquisition unit 2 is connected between the positive pole 11 of lead acid accumulator body and negative pole 12, for gathering the magnitude of voltage of lead acid accumulator body.Current acquisition unit 3 is for gathering the current value of lead acid accumulator body.Internal temperature collecting unit 4 is for gathering the temperature of lead acid accumulator body.
The current value that the magnitude of voltage of the lead acid accumulator body that processor 1 transmits for receiver voltage collecting unit 2, current acquisition unit 3 transmit and the internal temperature that internal temperature collecting unit 4 transmits, export control command to servo module 10.
Servo module 10 is for conducting or the charging and discharging circuit disconnecting lead acid accumulator.
Identical with principle in embodiment one, servo module 10 receives the control command that the collection module 20 on intelligent battery 110 exports, under the control gathering module 20, the charging and discharging circuit of conducting or disconnection intelligent battery 110, completes and controls the charge/discharge of intelligent battery 110.
Because charge-discharge controller 100 is arranged on enclosure interior, be electrically connected with lead acid accumulator body.Charge-discharge controller 100 is for according to the battery parameter (magnitude of voltage of lead acid accumulator body, current value and temperature) gathering the lead acid accumulator body that collects of module 20 herein, controls servo module 10 and to be turned on or off the charging and discharging circuit of lead acid accumulator body.
It is worthy of note, the lead acid accumulator body described by the present embodiment refers to traditional lead acid batteries, for completing electrochemical reaction, provides the energy content of battery.Do not comprise lead-acid storage battery outer case, only include the power supply monomer of electrolyte, positive plate, negative plate and the pole through outside.Only lead acid accumulator body is represented with the positive pole 11 indicated and negative pole 12 in figure.
Preferably, internal temperature collecting unit 4 comprises: thermistor, and thermistor is arranged in housing the position covering inside lead acid accumulator body.What needs further illustrated is in the present embodiment, and charge-discharge controller 100 for gathering the parameter of intelligent battery 110, and controls according to the discharge and recharge of these parameters to intelligent battery 110.Especially, it should be noted that, because charge-discharge controller 100 is arranged on enclosure interior, internal temperature collecting unit 4 specifically utilizes thermistor to gather the temperature of intelligent battery 110 inside, also namely in the present embodiment, and the temperature of what internal temperature collecting unit 4 gathered is lead acid accumulator body.
In an embodiment, intelligent battery 110 can also comprise: at least one novel lead-acid storage battery 101 be electrically connected with lead acid accumulator body, and novel lead-acid storage battery 101 comprises lead acid accumulator body and gathers module 20.The composition of the collection module 20 of novel lead-acid storage battery 101, annexation and effect are identical with above-mentioned collection module, do not repeat them here.
The quantity of novel lead-acid storage battery 101 is more than or equal to two.Be connected in series between novel lead-acid storage battery 101.
Gather module 20 also to comprise: data storage cell 5, data storage cell 5 is connected with processor 1, for storing initial data when lead acid accumulator dispatches from the factory and from the state parameter the lead acid accumulator use procedure that described processor exports.The action principle of data storage cell 5 with introduce in embodiment one identical, do not repeat them here.
Wherein, the servo module 10 of charge-discharge controller 100 comprises fly-wheel diode 10A.The positive pole of fly-wheel diode 10A is connected with the negative pole 12 of lead acid accumulator body, and the negative pole of fly-wheel diode 10A is connected with the positive pole 11 of lead acid accumulator body.Intelligent battery 110 connects with external ups power (UninterruptiblePowerSystem pays no attention to power-off source) or Switching Power Supply.When outside civil power disconnects, the conducting at once of the fly-wheel diode 10A in servo module 10, closed cell circuit is powered to the subscriber equipment such as UPS or Switching Power Supply instantaneously, live feedback loop on off operating mode.Support that high temperature and power-off control the intelligent functions with manual intervention automatically simultaneously.
In a preferred embodiment, the processor 1 of at least one novel lead-acid storage battery 101 in intelligent battery 110 also can be connected with gateway module by communication interface 6, the parameter of battery can be uploaded by communication interface 6 in real time and be recorded on external equipment.Thus the electric signal parameter in lead acid accumulator use procedure can be carried out storing and calling.Once find that the signal of telecommunication that the collection module 20 of novel lead-acid storage battery 101 feeds back has abnormal conditions to occur; such as; the floating charge problem that battery comparatively often occurs; gather module 20 and control the charging that servo module 10 interrupts lead acid accumulator; and then energy available protecting battery, extend the useful life of battery.In another kind of embodiment, user can also import instruction into by communication interface 6, passes to servo module 10, directly controlled the discharge and recharge of at least one novel lead-acid storage battery 101 and intelligent battery 110 by servo module 10 by collection module 20.
The charge-discharge controller that the application provides and intelligent battery, comprise servo module and gather module.Gather module and achieve collection to the parameters in lead acid accumulator use procedure and transmission, make user in real time, accurately can grasp the state of battery.And gather module calculates battery conducting and opening time according to battery parameter, control servo module and charge and discharge control is carried out to lead acid accumulator.Therefore, when abnormality appears in lead acid accumulator, by interrupting or restarting the discharge and recharge to lead acid accumulator, the situation of lead acid accumulator loss can be reduced.Gather the maintenance of module and the common complete battery pair of servo module, make battery be in best operational environment or state, solve the potential safety hazard of base station stand-by power supply, extend the useful life of battery, reduce pollution on the environment.
Above content is in conjunction with concrete execution mode further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made.
Claims (10)
1. a charge-discharge controller, is characterized in that, comprising: servo module and collection module;
Described collection module comprises:
Voltage acquisition unit, described voltage acquisition unit is connected between the both positive and negative polarity of lead acid accumulator, for gathering the magnitude of voltage of described lead acid accumulator;
Current acquisition unit, for gathering the current value of described lead acid accumulator;
Internal temperature collecting unit, for gathering the internal temperature of described lead acid accumulator;
Processor, described processor, for receiving the magnitude of voltage of described lead acid accumulator, described current value and described internal temperature, exports control command to described servo module;
Described servo module is used for conducting or disconnects the charging and discharging circuit of described lead acid accumulator.
2. charge-discharge controller as claimed in claim 1, it is characterized in that, described collection module also comprises: data storage cell, described data storage cell is connected with described processor, for storing initial data when lead acid accumulator dispatches from the factory and from the state parameter the lead acid accumulator use procedure that described processor exports.
3. charge-discharge controller as claimed in claim 1, it is characterized in that, described temperature collecting cell comprises: thermistor.
4. charge-discharge controller as claimed in claim 1, it is characterized in that, described current acquisition unit comprises Hall element.
5. as the charge-discharge controller in claim 2-4 as described in any one, it is characterized in that, described collection module also comprises: the communication interface be connected with described processor, and described collection module carries out exchanges data by described communication interface and outside.
6. an intelligent battery, comprising: housing and the lead acid accumulator body be arranged in described housing, is characterized in that, be also provided with charge-discharge controller in described housing;
Described charge-discharge controller is electrically connected with described lead acid accumulator body, and described charge-discharge controller comprises: servo module and collection module; Described collection module comprises:
Voltage acquisition unit, described voltage acquisition unit is connected between the both positive and negative polarity of described lead acid accumulator body, for gathering the magnitude of voltage of described lead acid accumulator;
Current acquisition unit, for gathering the current value of described lead acid accumulator body;
Internal temperature collecting unit, for gathering the temperature of described lead acid accumulator body;
Processor, described processor, for receiving the magnitude of voltage of described lead acid accumulator, described current value and described temperature, exports control command to described servo module;
Described servo module is used for conducting or disconnects the charging and discharging circuit of described lead acid accumulator body.
7. intelligent battery as claimed in claim 6, it is characterized in that, also comprise: at least one novel lead-acid storage battery be electrically connected with described lead acid accumulator body, described novel lead-acid storage battery comprises lead acid accumulator body and described collection module.
8. intelligent battery as claimed in claim 7, it is characterized in that, the quantity of described novel lead-acid storage battery is more than or equal to two;
Be connected in series between described novel lead-acid storage battery.
9. as the intelligent battery in claim 6-8 as described in any one, it is characterized in that, described collection module also comprises: data storage cell, described data storage cell is connected with described processor, for storing initial data when lead acid accumulator dispatches from the factory and from the state parameter the lead acid accumulator use procedure that described processor exports.
10. intelligent battery as claimed in claim 9, it is characterized in that, described internal temperature collecting unit comprises: thermistor, and described thermistor is arranged in described housing the position covering inside described lead acid accumulator body.
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| CN201520532571.XU CN205070468U (en) | 2015-07-21 | 2015-07-21 | Control of charge and discharge device and intelligent battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374547A (en) * | 2015-07-21 | 2017-02-01 | 深圳市佰特瑞储能系统有限公司 | Charge and discharge control apparatus and intelligent battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374547A (en) * | 2015-07-21 | 2017-02-01 | 深圳市佰特瑞储能系统有限公司 | Charge and discharge control apparatus and intelligent battery |
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