CN109524731A - Series connection formation device - Google Patents
Series connection formation device Download PDFInfo
- Publication number
- CN109524731A CN109524731A CN201811645683.0A CN201811645683A CN109524731A CN 109524731 A CN109524731 A CN 109524731A CN 201811645683 A CN201811645683 A CN 201811645683A CN 109524731 A CN109524731 A CN 109524731A
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- China
- Prior art keywords
- current source
- series connection
- battery
- controlled constant
- controlled
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- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 32
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of formation devices, it is desirable to provide the series connection formation device that a kind of equipment cost is low, installation speed is fast, electric energy loss is small.The present invention includes the battery and monitoring unit that the series connection formation device includes controlled constant-current source, the series connection of several sections, one end of the controlled constant-current source is accessed in one end after the series connection of battery described in several sections, another termination Power Groud of the other end and the controlled constant-current source after the series connection of battery described in several sections, each described battery is connected with independent controlled constant pressure module, and all the controlled constant pressure module and the controlled constant-current source pass through control and sample bus and be connected with the monitoring unit.The present invention is applied to the technical field of Battery formation.
Description
Technical field
The present invention relates to a kind of Battery formation equipment, in particular to a kind of tandem cell formation device.
Background technique
Because of the development in lithium battery market, there is the demand to decline to a great extent to the price of dynamic lithium battery.And formation of Li-ion batteries is set
It is standby, it is the important component of cost in lithium battery back segment production process.Then, battery producer proposes just to equipment manufacturer
The requirement of harsh reduction formation device cost, to reduce equipment purchase cost；In addition the charge and discharge of chemical conversion power-supply device are imitated
Higher requirements are also raised for rate, can be effective because higher efficiency means that the power consumption of single battery in production is smaller
Reduce producer's production cost.
The formation device of existing structure on the market, one piece of battery must correspond to a channel of formation circuit, each channel
Must there are independent constant pressure, constant-current source circuit and corresponding power wiring, charge and discharge could be carried out to battery, to complete battery
Formation process.By the cost declining technological improvement of many years, without great decline space in cost.Each battery is equal simultaneously
Longer power cable is needed, formation device and battery are connected, these cables can be produced when battery carries out formation process charge and discharge
Raw a large amount of meaningless power losses, reduce formation device entirety efficiency for charge-discharge, increase power consumption, raised and be produced into
This.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide, a kind of equipment cost is low, pacifies
The dress series connection formation device that speed is fast, electric energy loss is small.
The technical scheme adopted by the invention is that: if the present invention include the series connection formation device include controlled constant-current source,
Dry to save the battery and monitoring unit being connected in series, one end after the series connection of battery described in several sections accesses the one of the controlled constant-current source
It holds, another termination Power Groud of the other end and the controlled constant-current source after the series connection of battery described in several sections, each described electricity
Pond is all connected with independent controlled constant pressure module, all the controlled constant pressure modules and the controlled constant-current source pass through control and
Sample bus is connected with the monitoring unit.
Further, the controlled constant-current source is that low pressure exports two-way AC/DC controlled constant-current source, the series connection of battery described in several sections
The controlled constant-current source is accessed by DC bus in one end afterwards, and the DC bus-bar voltage is not higher than 36V.
Further, the controlled constant pressure module is controlled linear constant pressure module.
Further, the controlled constant-current source is the two-way AC/DC controlled constant-current source of High voltage output, the series connection of battery described in several sections
The controlled constant-current source is accessed by DC bus in one end afterwards, and the DC bus-bar voltage is higher than 36V.
Further, the controlled constant pressure module is controlled switch formula constant pressure module.
The beneficial effects of the present invention are: since the present invention uses the design of tandem, including the series connection formation device packet
Include controlled constant-current source, the battery and monitoring unit that several sections are connected in series, institute is accessed in one end after battery series connection described in several sections
One end of controlled constant-current source is stated, another termination power of the other end and the controlled constant-current source after the series connection of battery described in several sections
Ground, each described battery are connected with independent controlled constant pressure module, all the controlled constant pressure module and the controlled perseverance
Stream source passes through control and sample bus and is connected with the monitoring unit, so, equipment cost of the invention is low, installation speed
Fastly, electric energy loss is small.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Specific embodiment
Embodiment one
The present invention is low voltage series formation device, including the series connection formation device includes controlled constant-current source 1, the series connection of 32 sections
3,32 section of battery 2 and monitoring unit described in battery 2 connect after one end access one end of the controlled constant-current source 1,32 section institutes
Another termination Power Groud 4 of the other end after battery 2 is connected and the controlled constant-current source 1 is stated, each described battery 2 connects
There is independent controlled constant pressure module 5, all the controlled constant pressure module 5 and the controlled constant-current source 1 pass through control and sampling
Bus 6 is connected with the monitoring unit 3.
The controlled constant-current source 1 is the two-way AC/DC controlled constant-current source of low pressure output, one after the series connection of battery 2 described in 32 sections
The controlled constant-current source 1 is accessed by DC bus 7 in end, and 7 voltage of DC bus is not higher than 36V.
The controlled constant pressure module 5 is controlled linear constant pressure module.
This programme sharpest edges compared with prior art are: 32 batteries being together in series and carry out charge and discharge behaviour
To make, every 4 channels can save 3 constant-current sources, largely reduce formation device cost, and battery enters constant-voltage phase,
It is taken over by respective constant pressure module, carries out constant-voltage charge, and this battery is bypassed from system and is come out；Meanwhile because long power
Line has only used one to go out one to enter two, and between 32 batteries, only with short and thick shorting stub interconnection, largely simplify system
On the one hand general power cable length reduces cable cost, on the other hand, it is biggish reduce cable bring excess loss,
It improves efficiency, effectively reduce production cost.24V DC bus can effectively ensure that operator's safety again, because of consumer electricity
Pond producing line is all much manual production line, and operator can touch the battery in charge and discharge, thus busbar voltage not above
36V safe voltage.
It is as follows using the low voltage series chemical conversion specific Heterosis of scheme:
1, equipment cost about reduces by 10%；
2, whole system efficiency improves about 5%, i.e., compared with existing common energy technical solution, same production capacity can be with power saving 5%；
3, because cable simplifies, system installation also can be reduced 10% or more workload.
Embodiment two
The present invention is high-pressure series formation device, and the present invention includes that the series connection formation device includes controlled constant-current source 1,32 section strings
Join one end that the controlled constant-current source 1 is accessed in one end after battery 2 described in 3,32 section of battery 2 and monitoring unit of connection is connected,
Another termination Power Groud 4 of the other end and the controlled constant-current source 1 after the series connection of battery 2 described in 32 sections, each described battery 2
It is all connected with independent controlled constant pressure module 5, all the controlled constant pressure module 5 and the controlled constant-current source 1 pass through control
It is connected with sample bus 6 with the monitoring unit 3.
The controlled constant-current source 1 is the two-way AC/DC controlled constant-current source of High voltage output, one after the series connection of battery 2 described in 32 sections
The controlled constant-current source 1 is accessed by DC bus 7 in end, and 7 voltage of DC bus is 150V.
The controlled constant pressure module 5 is controlled switch formula constant pressure module.
This programme sharpest edges compared with prior art are, 32 batteries are together in series and carry out charge and discharge behaviour
Make, every 32 batteries of whole system can save 31 constant-current sources, greatly reduce formation device cost, battery enters constant pressure
Stage is taken over by respective constant pressure module, carries out constant-voltage charge, and this battery is bypassed from system and is come out；Meanwhile it is because long
Power line has only used one to go out one to enter two, and between 32 batteries, only with short and thick shorting stub interconnection, it is total greatly to have simplified system
On the one hand power cable length greatly reduces cable cost, on the other hand, greatly reduce cable bring excess loss,
It improves efficiency, effectively reduce production cost.
It is as follows using Heterosis specific after high-pressure series chemical conversion scheme:
1, equipment cost about reduces by 30%；
2, whole system efficiency for charge-discharge improves about 15%, i.e., compared with existing common energy technical solution, same production capacity can be with
Power saving 15%, if compared with consuming type scheme, 70% or more power saving；
3, because cable simplifies, system installation also can be reduced 20% or more workload.
The present invention is applied to the technical field of Battery formation.
Although the embodiment of the present invention is described with practical solution, the limit to meaning of the present invention is not constituted
It makes, for those skilled in the art, is all to the modification of its embodiment and with the combination of other schemes according to this specification
Obviously.
Claims (5)
1. a kind of series connection formation device, it is characterised in that: the series connection formation device includes controlled constant-current source (1), several section strings
Join the battery (2) and monitoring unit (3) of connection, the controlled constant-current source is accessed in one end after the series connection of battery (2) described in several sections
(1) one end, another termination Power Groud of the other end and the controlled constant-current source (1) after the series connection of battery (2) described in several sections
(4), each described battery (2) is connected with independent controlled constant pressure module (5), all the controlled constant pressure modules (5) and
The controlled constant-current source (1) is connected by control and sample bus (6) with the monitoring unit (3).
2. series connection formation device according to claim 1, it is characterised in that: the controlled constant-current source (1) is low pressure output
Two-way AC/DC controlled constant-current source, one end after the series connection of battery (2) described in several sections are accessed described controlled by DC bus (7)
Constant-current source (1), DC bus (7) voltage are not higher than 36V.
3. series connection formation device according to claim 2, it is characterised in that: the controlled constant pressure module (5) is controlled line
Property constant pressure module.
4. series connection formation device according to claim 1, it is characterised in that: the controlled constant-current source (1) is High voltage output
Two-way AC/DC controlled constant-current source, one end after the series connection of battery (2) described in several sections are accessed described controlled by DC bus (7)
Constant-current source (1), DC bus (7) voltage are higher than 36V.
5. series connection formation device according to claim 4, it is characterised in that: the controlled constant pressure module (5) is controlled opens
Pass formula constant pressure module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645683.0A CN109524731A (en) | 2018-12-29 | 2018-12-29 | Series connection formation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645683.0A CN109524731A (en) | 2018-12-29 | 2018-12-29 | Series connection formation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109524731A true CN109524731A (en) | 2019-03-26 |
Family
ID=65798829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811645683.0A Pending CN109524731A (en) | 2018-12-29 | 2018-12-29 | Series connection formation device |
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| Country | Link |
|---|---|
| CN (1) | CN109524731A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937378A (en) * | 2020-07-13 | 2022-01-14 | 珠海泰坦新动力电子有限公司 | Tandem formation system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203205956U (en) * | 2013-03-14 | 2013-09-18 | 杭州固恒能源科技有限公司 | Storage battery formation circuit and device |
| JP2015103330A (en) * | 2013-11-22 | 2015-06-04 | 新神戸電機株式会社 | Lead acid battery |
| CN106129506A (en) * | 2016-08-12 | 2016-11-16 | 合肥国轩高科动力能源有限公司 | A kind of compound method for lithium ion battery |
| CN206442129U (en) * | 2016-11-16 | 2017-08-25 | 宁波拜特测控技术股份有限公司 | The primary heat transport system and formation device of tandem type electrokinetic cell formation device |
| CN209088020U (en) * | 2018-12-29 | 2019-07-09 | 珠海泰坦新动力电子有限公司 | Series connection formation device |
-
2018
- 2018-12-29 CN CN201811645683.0A patent/CN109524731A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203205956U (en) * | 2013-03-14 | 2013-09-18 | 杭州固恒能源科技有限公司 | Storage battery formation circuit and device |
| JP2015103330A (en) * | 2013-11-22 | 2015-06-04 | 新神戸電機株式会社 | Lead acid battery |
| CN106129506A (en) * | 2016-08-12 | 2016-11-16 | 合肥国轩高科动力能源有限公司 | A kind of compound method for lithium ion battery |
| CN206442129U (en) * | 2016-11-16 | 2017-08-25 | 宁波拜特测控技术股份有限公司 | The primary heat transport system and formation device of tandem type electrokinetic cell formation device |
| CN209088020U (en) * | 2018-12-29 | 2019-07-09 | 珠海泰坦新动力电子有限公司 | Series connection formation device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937378A (en) * | 2020-07-13 | 2022-01-14 | 珠海泰坦新动力电子有限公司 | Tandem formation system |
| WO2022011807A1 (en) * | 2020-07-13 | 2022-01-20 | 珠海泰坦新动力电子有限公司 | Series formation system |
| CN113937378B (en) * | 2020-07-13 | 2022-10-18 | 珠海泰坦新动力电子有限公司 | Tandem formation system |
| US20230138943A1 (en) * | 2020-07-13 | 2023-05-04 | Zhuhai Titans New Power Electronics Co., Ltd. | Series formation system |
| US11811016B2 (en) * | 2020-07-13 | 2023-11-07 | Zhuhai Titans New Power Electronics Co., Ltd. | Series formation system |
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