CN201188126Y - Billing system for charging battery module - Google Patents
Billing system for charging battery module Download PDFInfo
- Publication number
- CN201188126Y CN201188126Y CNU2008200828515U CN200820082851U CN201188126Y CN 201188126 Y CN201188126 Y CN 201188126Y CN U2008200828515 U CNU2008200828515 U CN U2008200828515U CN 200820082851 U CN200820082851 U CN 200820082851U CN 201188126 Y CN201188126 Y CN 201188126Y
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- China
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- charging
- battery module
- control circuit
- balancing control
- communication interface
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The utility model relates to a battery module charging accounting system which comprises a battery module installed in a box body and composed of a plurality of single cells connected in series, a current detection resistor is connected between the cathode of the battery module and the negative terminal of a charging interface, and the positive terminal of the battery module is connected with the positive terminal of the charging interface. The positive terminal and the negative terminal of a direct-current energy meter for voltage input are connected with the charging interface, the positive terminal and the negative terminal for current input are connected to both ends of the current detection resistor in parallel, and the positive and the negative input terminals of the operating voltage thereof are also connected with the charging interface. The direct-current energy meter is connected with a balancing control circuit welded on a circuit board through a communication interface, and the balancing control circuit is connected with an external communication interface arranged at one side of the box body. The direct-current energy meter calculates the charged electric quantity through the detected charging voltage and charging metering quantity, and the charged electric quantity is transmitted outside through the balancing control circuit. The battery module charging accounting system is convenient for charging metering and charging, can perform communication with a microcomputer, is convenient for automated management and favorable for enhancing the popularization and the application of the electric automobile.
Description
Technical field
The utility model relates to the battery charge message accounting, relates in particular to a kind of charging battery module charge system.
Background technology
In order to respond State Grid Corporation of China's energy-saving and emission-reduction strategy, promote electric automobile, need be provided as electric automobile provides the charging station of charging service, so need note power consumption spent when the used battery module of electric motor car charged, charges and collects the charges.Can carry out that power consumption is measured and charge at charging station one end, also can carry out charge volume and measure and charge, the charging accounting system operating and manage be convenient to only is provided, could effectively accelerate the popularization of electric automobile at this end of battery module.
Summary of the invention
In view of the foregoing, the purpose of this utility model provides a kind of charging battery module charge system of operating and managing be convenient to.
For achieving the above object, the utility model is mainly solved by following technical proposals: the utility model comprises the battery module that is in series by some joint cells that is installed in the casing, the battery module two ends link to each other with charging inlet, charging inlet anode, charging inlet negative terminal link to each other with voltage input anode, the voltage input negative terminal of direct current energy gauging table respectively, described battery module also is in series with current sense resistor, and the electric current input anode of described direct current energy gauging table, electric current input negative terminal are attempted by the two ends of current sense resistor.During charging, charging set connects the charging inlet of battery module, the direct current energy gauging table is imported anode, voltage input negative terminal from voltage and is obtained charging voltage, obtain charging current from electric current input anode, electric current input negative terminal, calculate charge capacity according to detected charging voltage and charging current again, realize metering and charging.
As preferably, be provided with the balancing control circuit that links to each other with each cell both positive and negative polarity in the described casing, described direct current energy gauging table links to each other with described balancing control circuit by communication interface.The direct current energy gauging table carries out data communication by communication interface and balancing control circuit, and the charge volume information transmission that is metered into is preserved or handled to balancing control circuit.
As preferably, described balancing control circuit is connected with extraneous communication interface.Extraneous communication interface can link to each other with microcomputer or the miscellaneous equipment outside the battery module.The charge volume information that balancing control circuit obtains can communicate by extraneous communication interface and microcomputer, gives microcomputer, the charging of the charge volume of being more convenient for and management with the charge volume information transmission of obtaining.
As preferably, described balancing control circuit comprises and receives the balance module and the addressing sampling module of each cell both positive and negative polarity, and described addressing sampling module, balance module, communication interface link to each other with single chip processing module respectively.Single chip processing module sends a signal to the addressing sampling module, send roll signal by the addressing sampling module and take turns each cell of gating, and sampling is given single chip processing module by the voltage of the cell of gating, single chip processing module compares the data that receive with inner cell voltage standard value of storing, as exceed standard value, then send control signal and start the balance module that is connected on this cell, make this cell discharge, get back to standard value.After in a single day single chip processing module finds that this monomer battery voltage drops to standard value, just turn-off the startup to balance module, cell no longer discharges.Thereby each cell is consistent, prolongs battery serviceable life, guarantee the security that battery uses.On the other hand, guarantee the only work when charging of balance protection circuit.
As preferably, the operating voltage positive input of described direct current energy gauging table, operating voltage negative input link to each other with described charging inlet anode, charging inlet negative terminal respectively.Make the direct current energy gauging table only when charging, just work.
As preferably, described communication interface is the RS485 interface.
The beneficial effects of the utility model are: during charging battery module, the direct current energy gauging table obtains the charging voltage and the charging current of the DC voltage of importing on the charging inlet, calculate charge capacity, also can obtain the charge capacity information that records by the balancing control circuit that is arranged in the battery module casing, and be transferred to the external world, be convenient to charging accounting, the automatic management of be convenient to the rechargeable electrical energy metering, chargeing.
Description of drawings
Fig. 1 is that a kind of circuit of the present utility model connects block diagram.
Fig. 2 is that a kind of circuit of balancing control circuit in the utility model connects block diagram.
1. cells among the figure, 2. charging inlet, 3. direct current energy gauging table, 4. current sense resistor, 5. balancing control circuit, 51. balance modules, 52. addressing sampling modules, 53. single chip processing module, 6. communication interface, 7. extraneous communication interface.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: the charging battery module charge system of present embodiment, as shown in Figure 1, comprise the battery module, direct current energy gauging table 3, the welding balancing control circuit 5 in the circuit board that are in series by 12 joint cells 1 that are installed in the casing, a side of casing is equipped with charging inlet 2, extraneous communication interface 7.The negative pole of battery module links to each other with an end of current sense resistor 4, the negative terminal of another termination charging inlet 2 of current sense resistor 4, the anode of the positive termination charging inlet 2 of battery module.Voltage input anode Vin+, the voltage input negative terminal Vin-of direct current energy gauging table 3 connect charging inlet anode, charging inlet negative terminal respectively, the electric current input anode Iin+ of direct current energy gauging table 3, electric current input negative terminal Iin-are attempted by the two ends of current sense resistor 4, and operating voltage positive input V+, the operating voltage negative input V-of direct current energy gauging table 3 also connect charging inlet anode, charging inlet negative terminal respectively.As shown in Figure 2, balancing control circuit 5 is a core with single chip processing module 53, be connected with addressing sampling module 52, balance module 51, communication interface 6, extraneous communication interface 7 on the single chip processing module, balance module 51 and addressing sampling module 52 are connected to the both positive and negative polarity of 12 joint cells.Direct current energy gauging table 3 links to each other with balancing control circuit 5 by communication interface 6, and balancing control circuit 5 connects extraneous communication interface 7 again.In the present embodiment, direct current energy gauging table 3 adopts LSM-96BDE type direct current energy digital display meter, and communication interface 6 is the RS485 interface.
The course of work: during charging, charging set connects charging inlet, and extraneous communication interface connects microcomputer.The direct current energy gauging table obtains operating voltage and charging voltage from charging inlet, the detection of charging current detects by the voltage on the current sense resistor, the direct current energy gauging table calculates charge capacity by detected charging voltage and charging current, balancing control circuit is by RS485 interface and direct current energy meter communications, obtain detected charge capacity information, and be transferred to microcomputer by extraneous communication interface.Realization is to the metering and the charging of the rechargeable electrical energy of battery module.The utility model is simple in structure, realization is convenient, with low cost, be convenient to charging metering and charge, can communicate with microcomputer, the automatic management of be convenient to the rechargeable electrical energy metering, chargeing helps accelerating applying of electric automobile.
Claims (6)
1. charging battery module charge system, it is characterized in that comprising the battery module that is in series by some joint cells (1) that is installed in the casing, the battery module two ends link to each other with charging inlet (2), the charging inlet anode, the charging inlet negative terminal is imported anode (Vin+) with the voltage of direct current energy gauging table (3) respectively, voltage input negative terminal (Vin-) links to each other, described battery module also is in series with current sense resistor (4), the electric current input anode (Iin+) of described direct current energy gauging table (3), electric current input negative terminal (Iin-) is attempted by the two ends of current sense resistor (4).
2. charging battery module charge system according to claim 1, it is characterized in that being provided with in the described casing balancing control circuit (5) that links to each other with each cell both positive and negative polarity, described direct current energy gauging table (3) links to each other with described balancing control circuit (5) by communication interface (6).
3. charging battery module charge system according to claim 2 is characterized in that described balancing control circuit (5) is connected with extraneous communication interface (7).
4. charging battery module charge system according to claim 2, it is characterized in that described balancing control circuit (5) comprises and receive the balance module (51) and the addressing sampling module (52) of each cell both positive and negative polarity, described addressing sampling module (52), balance module (51), communication interface (6) link to each other with single chip processing module (53) respectively.
5. charging battery module charge system according to claim 1 and 2 is characterized in that the operating voltage positive input (V+) of described direct current energy gauging table (3), operating voltage negative input (V-) link to each other with described charging inlet anode, charging inlet negative terminal respectively.
6. battery module charging accounting according to claim 1 and 2 system is characterized in that described communication interface (6) is the RS485 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200828515U CN201188126Y (en) | 2008-01-31 | 2008-01-31 | Billing system for charging battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200828515U CN201188126Y (en) | 2008-01-31 | 2008-01-31 | Billing system for charging battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201188126Y true CN201188126Y (en) | 2009-01-28 |
Family
ID=40311152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200828515U Expired - Fee Related CN201188126Y (en) | 2008-01-31 | 2008-01-31 | Billing system for charging battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201188126Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102803002A (en) * | 2009-06-22 | 2012-11-28 | Rwe股份公司 | Device And Method For Metering The Energy Quantity In The Charging Station For An Electric Vehicle |
| CN104833942A (en) * | 2015-02-11 | 2015-08-12 | 宁波三星智能电气有限公司 | Battery power consumption automatic monitor for electric energy meter and application method thereof |
-
2008
- 2008-01-31 CN CNU2008200828515U patent/CN201188126Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102803002A (en) * | 2009-06-22 | 2012-11-28 | Rwe股份公司 | Device And Method For Metering The Energy Quantity In The Charging Station For An Electric Vehicle |
| CN102803002B (en) * | 2009-06-22 | 2016-06-08 | Rwe股份公司 | For detecting in charging station the apparatus and method of the energy supply amount for electric vehicle |
| CN104833942A (en) * | 2015-02-11 | 2015-08-12 | 宁波三星智能电气有限公司 | Battery power consumption automatic monitor for electric energy meter and application method thereof |
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Legal Events
| 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: 20090128 Termination date: 20170131 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |