CN207691481U - A kind of cell p ack charging equalization apparatus - Google Patents
A kind of cell p ack charging equalization apparatus Download PDFInfo
- Publication number
- CN207691481U CN207691481U CN201721852766.8U CN201721852766U CN207691481U CN 207691481 U CN207691481 U CN 207691481U CN 201721852766 U CN201721852766 U CN 201721852766U CN 207691481 U CN207691481 U CN 207691481U
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- China
- Prior art keywords
- battery
- power
- charger
- charging
- power battery
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model is suitable for power battery technology field, provides a kind of cell p ack charging equalization apparatus, device includes：Battery management system, N number of charger, Alternating Current Power Supply harness and relay, two output end of N number of charger is connect with the two poles of the earth of N number of power battery respectively, the input terminal of N number of charger is connect with Alternating Current Power Supply harness one end, the Alternating Current Power Supply harness other end is connect by relay with AC power, and battery management system is connected with relay communication.Each power battery is charged by charge independence device in cell p ack, when power battery charging has been expired, corresponding charger stops charging, and battery management system monitors each power battery electricity in charging process, when all power battery chargings have been expired, control relay disconnects the connection of all chargers and AC power, stopping simplifies procedures to power battery charging without individually charging to inconsistent battery, without a set of power electronic system is in addition configured, cost is saved.
Description
Technical field
The utility model belongs to electronic battery art field, provides a kind of cell p ack charging equalization apparatus.
Background technology
In electric vehicle or large-scale energy storage device, battery usually obtains required voltage by multiple batteries series connection,
, can be there are inconsistency between battery in concatenated one group of battery, the inconsistent of battery can cause battery charge state
Imbalance, in electric vehicle, the imbalance of battery charge state can make bulk supply ability by minimum charged state
Battery limitation.
In order to reduce the inconsistent negative effect brought of battery, the prior art also utility model side of a variety of equilibriums
Method can substantially be divided into passive balanced, active equalization and charge balancing three classes.Passive balanced usually energy-dissipating type, pass through electricity
Resistance is to some or certain battery discharges.Active equalization is usually energy transfer, by energy between selected battery
Shifted, charge balancing be usually single battery mend charge type, for whole group battery it is fully charged after, not fully charged list
The shortcomings that body opens the PACK babinets of battery system, and electricity fill using battery cell charger, the prior art is as electricity
Pond manages the active equalization system of system, needs the independent power electronic system that a set of cost is high.
Utility model content
The utility model embodiment provides a kind of cell p ack charging equalization apparatus, it is intended to solve existing single battery and mend
The charging equalization apparatus of charge type needs separately to match a set of independent power electronic system, problem of high cost.
The utility model is realized in this way a kind of cell p ack charging equalization apparatus, the device include：
Battery management system, N number of charger, Alternating Current Power Supply harness and relay, two output ends of N number of charger respectively with
The anode and cathode of N number of power battery connect, and the input terminal of N number of charger is connect with one end of Alternating Current Power Supply harness, exchange
The other end of power supply harness is connect by relay with AC power, and battery management system is connected with relay communication.
Further, during N number of charger respectively charges to N number of power battery by AC power, electricity
Pond management system is monitored the electricity of N number of power battery, if N number of power battery bulk charge has been expired, it is disconnected to control relay
Open being electrically connected for N number of charger and AC power；
N number of charger respectively charges to N number of power battery by AC power, if there are power battery chargings
Full, then corresponding charger stopping charges to full electric power battery.
Further, during N number of charger respectively charges to N number of power battery by AC power, electricity
Pond management system is monitored the battery parameter of N number of power battery, and battery parameter includes voltage, electric current and temperature；If battery
There is exception in parameter, then control the connection that relay disconnects N number of charger and AC power, if battery parameter exists normally,
Control relay continues be electrically connected N number of charger and AC power.
Further, the AC power is alternating-current charging pile or low voltage electric network.
Each power battery is charged by charge independence device in cell p ack provided by the utility model, in power battery
When charging has been expired, corresponding charger stops charging to the full power battery that charges, and battery management system is for monitoring
Each power battery electricity in charging process can just control relay and disconnect institute only when all power battery chargings have been expired
Have a connection of charger and AC power, stopping charges to a each power battery, without to inconsistent battery individually into
Row charging while simplifying procedures, without a set of power electronic system is in addition configured, saves cost.
Description of the drawings
Fig. 1 is the structural schematic diagram for the cell p ack charging equalization apparatus that the utility model embodiment provides；
Fig. 2 is the flow chart for the cell p ack charge equalization methods that the utility model embodiment provides；
1. battery management system, 2. power batteries, 3. chargers, 4. Alternating Current Power Supply harness, 5. relays, 6. alternating currents
Source.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Fig. 1 is the structural schematic diagram of cell p ack charging equalization apparatus that the utility model embodiment provides, only show with
The relevant part of the utility model embodiment.
The charging equalization apparatus includes：
Battery management system, N number of charger, Alternating Current Power Supply harness and relay, two output ends of N number of charger respectively with
The anode and cathode of N number of power battery connect, and the input terminal of N number of charger is connect with one end of Alternating Current Power Supply harness, exchange
The other end of power supply harness is connect by relay with AC power, and battery management system is connected with relay communication, alternating current
Source is alternating-current charging pile or low voltage electric network；
During N number of charger respectively charges to N number of power battery by AC power, battery management system
The electricity of N number of power battery is monitored, if N number of power battery bulk charge has been expired, relay is controlled and disconnects N number of charger
With the connection of AC power；
N number of charger respectively charges to N number of power battery by AC power, right if power battery charging has been expired
The charger stopping answered charges to full electric power battery.
Each power battery is charged by charge independence device in cell p ack, corresponding when power battery charging has been expired
Charger stop charging to the full power battery of charging, battery management system monitors each power battery in charging process
Electricity can just control relay and disconnect all chargers and AC power only when all power battery chargings have been expired
Connection, stopping charge to a each power battery, without individually charging to inconsistent battery, simplify procedures
Meanwhile without a set of power electronic system is in addition configured, saving cost.
In the utility model embodiment, charged respectively to N number of power battery by AC power in N number of charger
During, battery management system is monitored the battery parameter of N number of power battery, battery parameter include voltage, electric current and
Temperature；If battery parameter has exception, the connection that relay disconnects N number of charger and AC power is controlled, if battery parameter
There are normal, then control relay and continue be electrically connected N number of charger and AC power.
The battery parameter of each power battery in charging process is monitored by battery management system, if battery parameter is different
Often, i.e., battery parameter is not located at corresponding setting range, then controls the connection that relay disconnects all chargers and AC power,
To prevent unexpectedly occurring.
Fig. 2 is the flow chart for the cell p ack charge equalization methods that the utility model embodiment provides, for convenience of description,
It only shows and the relevant part of the utility model embodiment.
This method comprises the following steps：
S1, two output ends that the anode of power battery to be charged and cathode are connected respectively to charger；
S2, battery management system control relay connection charger and AC power；
S3, battery parameter of the battery management system detection in charged state electric power battery, if battery parameter is in just
Normal state then controls relay and continues to be connected to charger and AC power, until the charging of all charging dynamics batteries has been expired, then controls
Relay processed disconnects the connection of charger and AC power, if battery parameter is in abnormality, controls relay disconnection and fills
The connection of electric appliance and AC power.
Battery parameter includes：Electric current, voltage and temperature.
Each power battery is charged by charge independence device in cell p ack, corresponding when power battery charging has been expired
Charger stop charging to the full power battery of charging, battery management system is for monitoring each power in charging process
Battery capacity can just control relay and disconnect all chargers and alternating current only when all power battery chargings have been expired
The connection in source, stopping charge to a each power battery, without individually charging to inconsistent battery, simplify operation journey
While sequence, without a set of power electronic system is in addition configured, cost is saved.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (4)
1. a kind of cell p ack charging equalization apparatus, which is characterized in that described device includes：
Battery management system, N number of charger, Alternating Current Power Supply harness and relay, two output ends of N number of charger respectively with it is N number of
The anode and cathode of power battery connect, and the input terminal of N number of charger is connect with one end of Alternating Current Power Supply harness, Alternating Current Power Supply
The other end of harness is connect by relay with AC power, and battery management system is connected with relay communication.
2. cell p ack charging equalization apparatus as described in claim 1, which is characterized in that pass through alternating current in N number of charger
During source respectively charges to N number of power battery, battery management system is monitored the electricity of N number of power battery,
If N number of power battery bulk charge has been expired, controls relay and disconnect being electrically connected for N number of charger and AC power；
N number of charger respectively charges to N number of power battery by AC power, if there are power battery chargings to have expired,
Corresponding charger stopping charges to full electric power battery.
3. cell p ack charging equalization apparatus as described in claim 1, which is characterized in that pass through alternating current in N number of charger
During source respectively charges to N number of power battery, battery management system supervises the battery parameter of N number of power battery
It surveys, battery parameter includes voltage, electric current and temperature；If battery parameter exist it is abnormal, control relay disconnect N number of charger with
The connection of AC power controls relay and continues be electrically connected N number of charger and AC power if battery parameter exists normally.
4. the cell p ack charging equalization apparatus as described in claims 1 to 3 any claim, which is characterized in that the friendship
Galvanic electricity source is alternating-current charging pile or low voltage electric network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721852766.8U CN207691481U (en) | 2017-12-26 | 2017-12-26 | A kind of cell p ack charging equalization apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721852766.8U CN207691481U (en) | 2017-12-26 | 2017-12-26 | A kind of cell p ack charging equalization apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207691481U true CN207691481U (en) | 2018-08-03 |
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ID=62995657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721852766.8U Expired - Fee Related CN207691481U (en) | 2017-12-26 | 2017-12-26 | A kind of cell p ack charging equalization apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207691481U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649213A (en) * | 2018-11-22 | 2019-04-19 | 西安电子科技大学芜湖研究院 | A kind of open cell Distribution Management System |
-
2017
- 2017-12-26 CN CN201721852766.8U patent/CN207691481U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649213A (en) * | 2018-11-22 | 2019-04-19 | 西安电子科技大学芜湖研究院 | A kind of open cell Distribution Management System |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 Termination date: 20201226 |