CN108346833A - Battery pack system Automatic Link Establishment and its control method - Google Patents
Battery pack system Automatic Link Establishment and its control method Download PDFInfo
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- CN108346833A CN108346833A CN201810356242.2A CN201810356242A CN108346833A CN 108346833 A CN108346833 A CN 108346833A CN 201810356242 A CN201810356242 A CN 201810356242A CN 108346833 A CN108346833 A CN 108346833A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims abstract description 20
- 238000004891 communication Methods 0.000 claims description 47
- 238000013461 design Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical group [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
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- 239000002360 explosive Substances 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
A kind of battery pack system Automatic Link Establishment of the present invention and its control method, the device include battery pack management module, the first component, second component, protection channel, female battery pack and sub- battery pack；Battery pack manages module and is electrically connected with female battery pack and sub- battery pack, and the first component is fixed in sub- battery pack, and second component is fixed in female battery pack；The first component includes the first shell, first interface support plate and the first safety gate；First enclosure interface support plate is fixed in first shell, and the first safety gate is located at the opening of the first shell；Second component includes second housing, second interface support plate, the second safety gate and displacement control component, and second interface support plate is located at displacement control component in second housing, and the second safety gate is located at the opening of second housing；Allow user according to different heavy burden load requirements by the device, the number of load or off-load battery pack, forms the battery pack system of different capabilities automatically.
Description
Technical field
The invention belongs to battery pack control systems to use field, it is more particularly related to a kind of battery pack system
With Automatic Link Establishment and its control method.
Background technology
In recent years, with the development of battery material technology, the capacity of battery is significantly promoted, application range
Some powerful power category electric devices are extended to from some low power electrical type electric devices, and with ring
Being rooted in the hearts of the people for concept is protected, pure electric automobile will also become automobile industry as a kind of environmentally protective automobile truly
Following development trend.
It designs cells into as in battery pack so that capacity and output facet are greatly improved, but actually make
With when do not need to always use the powerful power supply of large capacity, or sometimes load become it is more when to increase and decrease discharge capacity,
It at this time just needs to change the quantity for being linked into the battery pack in circuit, but increases battery pack system high-pressure system and connecting
There are risks in journey, however not excluded that because the factors such as artificial or environment lead to battery system failure, or even human safety issues occurs.
Invention content
For above-mentioned there are problem, a kind of battery pack provided the purpose of the present invention is to solve above-mentioned technical deficiency
System Automatic Link Establishment.
To achieve the above object, a kind of battery pack system Automatic Link Establishment of the present invention, including battery pack management module, the
One component, second component, protection channel, female battery pack and sub- battery pack；Battery pack management module respectively with female battery
Packet and the electrical connection of sub- battery pack, the first component are fixed in sub- battery pack, and the second component is fixed on female battery pack
On；The first component includes the first shell, first interface support plate and the first safety gate；The first enclosure interface support plate
It is fixed in first shell, first safety gate is located at the opening of first shell；The second component packet
Include second housing, second interface support plate, the second safety gate and displacement control component, the second interface support plate and displacement control
Component processed is located in second housing, and second safety gate is located at the opening of second housing；The protection channel is clamped in
Between first safety gate and the second safety gate.
Wherein, the first interface support plate is equipped with the first low voltage communication interface, the first high voltage interface and guide post, institute
It states guide post and is combined with cylinder by circular cone and formed；The first low voltage communication interface and the first high voltage interface are the side of protrusion
Block, and the first low voltage communication interface is smaller than the first high voltage interface.
Wherein, the second interface support plate is equipped with the second low voltage communication interface, the second high voltage interface and pilot hole；And
The diameter of the pilot hole is adapted with the body diameter；The second low voltage communication interface and the second high voltage interface are convex
The square groove risen, the second low voltage communication interface are adapted with the first low voltage communication interface；Second high voltage interface and first
High voltage interface is adapted；The second low voltage communication interface is aligned with the first low voltage communication interface, the second high voltage interface and first
High voltage interface is aligned, and pilot hole is aligned with guide post.
Wherein, which further includes the first fixed plate and the second fixed plate, and described first
The center of fixed plate and the second fixed plate is equipped with square hole；First fixed plate is respectively fixedly connected with the second fixed plate
Both ends in the protection channel, and the square hole and the protection channel are on the same line.
Wherein, the displacement control component is fixed between the second interface support plate and second housing, and Bit andits control
Component is electrically connected with battery pack management module.
Wherein, the protection channel is the channel with flexible design and locking function, and the protection passage end is solid
It is scheduled in female battery pack, protects the other end in channel with sub- battery pack every Kongxiang pair.
Wherein, the battery pack management module includes a level-one BMS module and multiple sub- grade BMS modules, the level-one
BMS modules are electrically connected with female battery pack, and the level-one BMS modules are located in female battery pack, the sub- grade BMS modules and son electricity
Chi Bao is electrically connected, and the sub- grade BMS modules are located in sub- battery pack；The level-one BMS modules are electrically connected with all sub- grade BMS modules
It connecing, and the level-one BMS modules are electrically connected with first switch, the sub- grade BMS modules are electrically connected with second switch, and described first
Switch one end is electrically connected with female battery pack, and the first switch other end is electrically connected with one end of second switch, and described second opens
The other end of pass is electrically connected with sub- battery pack.
A kind of control method of battery pack system Automatic Link Establishment of the present invention, includes the following steps：
Battery pack system, which expands, to be carried：
S11, former battery-mounted packet dynamic power machine connect with the load machinery of the belt battery pack increased newly；
S12, the input of level-one BMS modules increase battery pack instruction, and protection channel is stretched out to sub- battery pack, connect with sub- battery pack
It touches and is locked in sub- battery pack；
S13, the first safety gate and the second safety gate are opened；
S14, start displacement control machinery component, complete the mechanical connection between the first component and second component, specifically
First high voltage interface is connect with the second high voltage interface, the connection of the first low voltage communication interface and the second low voltage communication interface；
After the completion of S15, connection, all battery pack working conditions of level-one BMS module checks meet after safety condition to sub- grade
BMS modules send the link order of connection high voltage interface；
S16, it is closed second switch, sub- grade BMS modules are completed the connection of high voltage interface and are sent completely to level-one BMS modules
Connection report；
S17, level-one BMS modules receive report, are carried out to the reliability that the first high voltage interface is connect with the second high voltage interface
Detection；Detection is completed and is met the requirements, and is closed first switch to complete the connecting moves of female battery pack and sub- battery pack；
S18, self-test is carried out to the safety of various components and each circuit in entire battery pack system and records data, Xiang Yong
Family, which is sent, allows operation notice or Trouble Report；
Battery pack system off-load：
The dynamic power machine reduction of S21, battery-mounted packet；
S22, level-one BMS modules receive off-load instruction, and whether level-one BMS module checks meet reduced pressure；
After S23, satisfaction, level-one BMS modules are sent to sub- grade BMS modules disconnects high pressure instruction；
After S24, sub- grade BMS modules control second switch disconnect, is sent to level-one BMS modules and disconnect completion report；
After S25, level-one BMS modules receive disconnection completion report, first switch is disconnected, and prolong to the transmission of sub- grade BMS modules
When be closed the first safety gate instruction；
S26, sub- grade BMS modules execute the first safety gate of timing closing, and to level-one BMS delay of feedback countdowns；
S27, level-one BMS modules receive countdown feedback, and level-one BMS module command displacement control units carry second interface
Plate is withdrawn；
S28, countdown terminate, and are closed the first safety gate and the second safety gate, protection people having a common goal is withdrawn after closure；
S29, off-load action is completed, and off-load completion report is sent to user.
Wherein, in the engaging process of the second component of S14 and the first component, leading on the first enclosure interface support plate first
It is matched to column with the pilot hole on second interface support plate, the guide post passes through pilot hole, then first low voltage communication
Interface is combined with the second low voltage communication interface, and the first high voltage interface is combined with the second high voltage interface, last Bit andits control machine
Tool component stops movement, completes the first high voltage interface and is connect with the second high voltage interface, the first low voltage communication interface and the second low pressure
The connection of communication interface.
The beneficial effects of the invention are as follows：
Compared with prior art, battery pack system Automatic Link Establishment of the present invention include battery pack management module, first
Part, second component, protection channel, female battery pack and sub- battery pack are managed negative in the real-time observation circuit of mould by battery pack
Situation is carried, corresponding instruction is sent out according to inspection loading condition to control the first component, second component, protection channel, female battery pack
And the connection relation of sub- battery pack, to change the number of the battery pack in access circuit to change the electricity of power supply；Pass through
The device allows user according to different heavy burden load requirements, and the number of load or off-load battery pack, forms different capabilities automatically
Battery pack system.
Description of the drawings
Fig. 1 is the explosive view of battery pack system Automatic Link Establishment of the present invention；
Fig. 2 is the installation diagram of battery pack system Automatic Link Establishment of the present invention；
Fig. 3 is the structure chart of second interface support plate；
Fig. 4 is the structure chart of the first enclosure interface support plate；
Fig. 5 is the circuit diagram of battery pack connection.
1, the first shell 2, first interface support plate
3, the first safety gate 4, the first fixed plate
5, channel 6, the second fixed plate are protected
7, the second safety gate 8, second interface support plate
9, displacement control component 10, second housing
21, guide post 22, the first low voltage communication interface
23, the first high voltage interface 81, pilot hole
82, the second low voltage communication interface 83, the second high voltage interface
K1, first switch k2, second switch.
Specific implementation mode
Invention is further described in detail with reference to the accompanying drawings and examples.
- 5 are please referred to Fig.1, a kind of battery pack system Automatic Link Establishment of invention, including battery pack manage mould
Group, the first component, second component, protection channel 5, female battery pack and sub- battery pack；It is electric with mother respectively that battery pack manages module
Chi Bao and the electrical connection of sub- battery pack, the first component are fixed in sub- battery pack, and second component is fixed in female battery pack；First
Component includes the first shell 1, first interface support plate 2 and the first safety gate 3；First shell, 1 interface support plate is fixed on first
In shell 1, the first safety gate 3 is located at the opening of the first shell 1；Second component includes second housing 10, second interface load
Plate 8, the second safety gate 7 and displacement control component 9, second interface support plate 8 are located at second housing 10 with displacement control component 9
Interior, the second safety gate 7 is located at the opening of second housing 10；Protection channel 5 is clamped in the first safety gate 3 and the second safety
Between gate 7.
Compared to the prior art, battery pack system Automatic Link Establishment of the present invention include battery pack management module, first
Part, second component, protection channel 5, female battery pack and sub- battery pack are managed negative in the real-time observation circuit of mould by battery pack
Situation is carried, corresponding instruction is sent out according to inspection loading condition to control the first component, second component, protection channel 5, female battery pack
And the connection relation of sub- battery pack, to change the number of the battery pack in access circuit to change the electricity of power supply；Pass through
The device allows user according to different heavy burden load requirements, and the number of load or off-load battery pack, forms different capabilities automatically
Battery pack system.
In the present embodiment, first interface support plate 2 be equipped with the first low voltage communication interface 22, the first high voltage interface 23 and
Guide post 21, guide post 21, which is combined by circular cone with cylinder, to be formed；First low voltage communication interface 22 and the first high voltage interface 23 are
The square of protrusion, and 22 to the first high voltage interface 23 of the first low voltage communication interface is small.
In the present embodiment, second interface support plate 8 be equipped with the second low voltage communication interface 82, the second high voltage interface 83 and
Pilot hole 81；And the diameter of pilot hole 81 is adapted with body diameter；Second low voltage communication interface 82 and the second high voltage interface 83
It is the square groove of protrusion, the second low voltage communication interface 82 is adapted with the first low voltage communication interface 22；Second high voltage interface 83 with
First high voltage interface 23 is adapted；Second low voltage communication interface 82 is aligned with the first low voltage communication interface 22, the second high voltage interface
83 are aligned with the first high voltage interface 23, and pilot hole 81 is aligned with guide post 21.
In the present embodiment, which further includes the first fixed plate 4 and the second fixed plate 6,
And first the center of fixed plate 4 and the second fixed plate 6 be equipped with square hole；First fixed plate 4 and the second fixed plate 6 are solid respectively
Surely the both ends in protection channel 5 are connected to, and square hole and protection channel 5 are on the same line.
In the present embodiment, displacement control component 9 is fixed between second interface support plate 8 and second housing 10, and displacement
Control unit 9 is electrically connected with battery pack management module.
In the present embodiment, protection channel 5 is the channel with flexible design and locking function, and protects 5 one end of channel
It is fixed in female battery pack, the other end in protection channel 5 and sub- battery pack are every Kongxiang pair.
In the present embodiment, battery pack management module includes a level-one BMS module and multiple sub- grade BMS modules, level-one
BMS modules are electrically connected with female battery pack, and level-one BMS modules are located in female battery pack, and sub- grade BMS modules are electrically connected with sub- battery pack
It connects, sub- grade BMS modules are located in sub- battery pack；Level-one BMS modules are electrically connected with all sub- grade BMS modules, and level-one BMS modules
It is electrically connected with first switch k1, sub- grade BMS modules are electrically connected with second switch k2, and the one end first switch k1 is electrically connected with female battery pack
It connects, the first switch k1 other ends are electrically connected with one end of second switch k2, and the other end of second switch k2 is electrically connected with sub- battery pack
It connects.
A kind of control method of battery pack system Automatic Link Establishment of the present invention, includes the following steps：
Battery pack system, which expands, to be carried：
S11, former battery-mounted packet dynamic power machine connect with the load machinery of the belt battery pack increased newly；
S12, the input of level-one BMS modules increase battery pack instruction, and protection channel 5 is stretched out to sub- battery pack, with sub- battery pack
It contacts and is locked in sub- battery pack；
S13, the first safety gate 3 and the second safety gate 7 are opened；
S14, start displacement control machinery component, complete the mechanical connection between the first component and second component, specifically
First high voltage interface 23 is connect with the second high voltage interface 83, the company of the first low voltage communication interface 22 and the second low voltage communication interface 82
It connects；
After the completion of S15, connection, all battery pack working conditions of level-one BMS module checks meet after safety condition to sub- grade
BMS modules send the link order of connection high voltage interface；
S16, it is closed second switch k2, sub- grade BMS modules are completed the connection of high voltage interface and sent to level-one BMS modules
It is reported at connection；
S17, level-one BMS modules receive report, the reliability being connect with the second high voltage interface 83 to the first high voltage interface 23
It is detected；Detection is completed and is met the requirements, and is closed first switch k1 to complete the connecting moves of female battery pack and sub- battery pack；
S18, self-test is carried out to the safety of various components and each circuit in entire battery pack system and records data, Xiang Yong
Family, which is sent, allows operation notice or Trouble Report；
Battery pack system off-load：
The dynamic power machine reduction of S21, battery-mounted packet；
S22, level-one BMS modules receive off-load instruction, and whether level-one BMS module checks meet reduced pressure；
After S23, satisfaction, level-one BMS modules are sent to sub- grade BMS modules disconnects high pressure instruction；
After S24, sub- grade BMS modules control second switch k2 are disconnected, is sent to level-one BMS modules and disconnect completion report；
After S25, level-one BMS modules receive disconnection completion report, first switch k1 is disconnected, and send to sub- grade BMS modules
The first safety gate of timing closing 3 instructs；
S26, sub- grade BMS modules execute timing closing the first safety gate 3, and to level-one BMS delay of feedback countdowns；
S27, level-one BMS modules receive countdown feedback, and level-one BMS module command displacements control unit 9 is by second interface
Support plate 8 is withdrawn；
S28, countdown terminate, and are closed the first safety gate 3 and the second safety gate 7, protection people having a common goal is withdrawn after closure；
S29, off-load action is completed, and off-load completion report is sent to user.
In the present embodiment, in the engaging process of the second component of S14 and the first component, 1 interface of the first shell first
Guide post 21 on support plate is matched with the pilot hole 81 on second interface support plate 8, and guide post 21 passes through pilot hole 81, and then the
One low voltage communication interface 22 is combined with the second low voltage communication interface 82, the first high voltage interface 23 and 83 phase knot of the second high voltage interface
It closes, last Bit andits control mechanical part stops movement, completes the first high voltage interface 23 and is connect with the second high voltage interface 83, first is low
Press the connection of communication interface 22 and the second low voltage communication interface 82.
Disclosed above is only several specific embodiments of the present invention, but the present invention is not limited to this, any ability
What the technical staff in domain can think variation should all fall into protection scope of the present invention.
Claims (9)
1. a kind of battery pack system Automatic Link Establishment, which is characterized in that including battery pack management module, the first component, second
Component, protection channel, female battery pack and sub- battery pack；Battery pack management module respectively with female battery pack and sub- battery
Packet electrical connection, the first component are fixed in sub- battery pack, and the second component is fixed in female battery pack；Described first
Part includes the first shell, first interface support plate and the first safety gate；The first enclosure interface support plate is fixed on described
In one shell, first safety gate is located at the opening of first shell；The second component includes second housing,
Two interface support plates, the second safety gate and displacement control component, the second interface support plate and displacement control component are located at the
In two shells, second safety gate is located at the opening of second housing；The protection channel is clamped in the first safety gate
Between the second safety gate.
2. battery pack system Automatic Link Establishment according to claim 1, which is characterized in that on the first interface support plate
Equipped with the first low voltage communication interface, the first high voltage interface and guide post, the guide post, which is combined by circular cone with cylinder, to be formed；Institute
State the first low voltage communication interface and the first high voltage interface be protrusion square, and the first low voltage communication interface is higher than first
It is small to crimp mouth.
3. battery pack system Automatic Link Establishment according to claim 2, which is characterized in that on the second interface support plate
Equipped with the second low voltage communication interface, the second high voltage interface and pilot hole；And the diameter of the pilot hole and the body diameter
It is adapted；The second low voltage communication interface and the second high voltage interface are the square groove of protrusion, the second low voltage communication interface
It is adapted with the first low voltage communication interface；Second high voltage interface is adapted with the first high voltage interface；Second low pressure is logical
Communication interface is aligned with the first low voltage communication interface, and the second high voltage interface is aligned with the first high voltage interface, pilot hole and guide post pair
Together.
4. battery pack system Automatic Link Establishment according to claim 1, which is characterized in that the battery pack system connects automatically
Connection device further includes the first fixed plate and the second fixed plate, and is set on the center of first fixed plate and the second fixed plate
There is square hole；First fixed plate is respectively fixedly connected with the second fixed plate at the both ends in the protection channel, and the square hole
On the same line with the protection channel.
5. battery pack system Automatic Link Establishment according to claim 1, which is characterized in that the displacement control component is solid
It is scheduled between the second interface support plate and second housing, and displacement control component is electrically connected with battery pack management module.
6. battery pack system Automatic Link Establishment according to claim 1, which is characterized in that the protection channel be with
The channel of flexible design and locking function, and the protection passage end is fixed in female battery pack, protects the other end in channel
With sub- battery pack every Kongxiang pair.
7. battery pack system Automatic Link Establishment according to claim 1, which is characterized in that the battery pack manages module
Including a level-one BMS module and multiple sub- grade BMS modules, the level-one BMS modules are electrically connected with female battery pack, and described one
Grade BMS modules are located in female battery pack, and the sub- grade BMS modules are electrically connected with sub- battery pack, and the sub- grade BMS modules are located at son
In battery pack；The level-one BMS modules are electrically connected with all sub- grade BMS modules, and the level-one BMS modules and first switch electricity
Connection, the sub- grade BMS modules are electrically connected with second switch, and described first switch one end is electrically connected with mother's battery pack, and described the
The one switch other end is electrically connected with one end of second switch, and the other end of the second switch is electrically connected with sub- battery pack.
8. a kind of control method of battery pack system Automatic Link Establishment, which is characterized in that include the following steps：
Battery pack system, which expands, to be carried：
S11, former battery-mounted packet dynamic power machine connect with the load machinery of the belt battery pack increased newly；
S12, the input of level-one BMS modules increase battery pack instruction, and protection channel is stretched out to sub- battery pack, contacted simultaneously with sub- battery pack
It is locked in sub- battery pack；
S13, the first safety gate and the second safety gate are opened；
S14, startup displacement control machinery component, the mechanical connection between the completion first component and second component, specific first
High voltage interface is connect with the second high voltage interface, the connection of the first low voltage communication interface and the second low voltage communication interface；
After the completion of S15, connection, all battery pack working conditions of level-one BMS module checks meet after safety condition to sub- grade BMS
Module sends the link order of connection high voltage interface；
S16, it is closed second switch, sub- grade BMS modules complete the connection of high voltage interface and are sent completely connection to level-one BMS modules
Report；
S17, level-one BMS modules receive report, and the reliability being connect with the second high voltage interface to the first high voltage interface is detected；
Detection is completed and is met the requirements, and is closed first switch to complete the connecting moves of female battery pack and sub- battery pack；
S18, self-test is carried out to the safety of various components and each circuit in entire battery pack system and records data, sent out to user
Sending allows operation notice or Trouble Report；
Battery pack system off-load：
The dynamic power machine reduction of S21, battery-mounted packet；
S22, level-one BMS modules receive off-load instruction, and whether level-one BMS module checks meet reduced pressure；
After S23, satisfaction, level-one BMS modules are sent to sub- grade BMS modules disconnects high pressure instruction；
After S24, sub- grade BMS modules control second switch disconnect, is sent to level-one BMS modules and disconnect completion report；
After S25, level-one BMS modules receive disconnection completion report, first switch is disconnected, and close to sub- grade BMS module forward delay intervals
Close the instruction of the first safety gate；
S26, sub- grade BMS modules execute the first safety gate of timing closing, and to level-one BMS delay of feedback countdowns；
S27, level-one BMS modules receive countdown feedback, and level-one BMS module command displacement control units receive second interface support plate
It returns；
S28, countdown terminate, and are closed the first safety gate and the second safety gate, protection people having a common goal is withdrawn after closure；
S29, off-load action is completed, and off-load completion report is sent to user.
9. the control method of battery pack system Automatic Link Establishment according to claim 8, which is characterized in that S14's
In the engaging process of second component and the first component, in the guide post and second interface support plate on the first enclosure interface support plate first
Pilot hole match, the guide post pass through pilot hole, then the first low voltage communication interface connect with the second low voltage communication
It mouthful is combined, the first high voltage interface is combined with the second high voltage interface, and last Bit andits control mechanical part stops movement, completion the
One high voltage interface is connect with the second high voltage interface, the connection of the first low voltage communication interface and the second low voltage communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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