CN208806334U - Battery pack sectional type control unit and vehicle - Google Patents
Battery pack sectional type control unit and vehicle Download PDFInfo
- Publication number
- CN208806334U CN208806334U CN201821228750.4U CN201821228750U CN208806334U CN 208806334 U CN208806334 U CN 208806334U CN 201821228750 U CN201821228750 U CN 201821228750U CN 208806334 U CN208806334 U CN 208806334U
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- Prior art keywords
- battery pack
- battery
- mould group
- control unit
- sectional type
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- 230000005611 electricity Effects 0.000 claims description 15
- 239000002826 coolant Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 12
- 238000001816 cooling Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000012809 cooling fluid Substances 0.000 description 3
- 230000003862 health status Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005649 metathesis reaction Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model provides battery pack sectional type control unit and the vehicle with it.The battery pack sectional type control unit (100) includes battery pack housing (1), battery pack and connection wiring harness (7), the battery pack and the connection wiring harness (7) are arranged in the battery pack housing (1), the connection wiring harness (7) connect with the battery pack and has the exit extended to except the battery pack housing (1), wherein, the battery pack is made of each battery pack mould group, the battery pack sectional type control unit (100) also has battery controller (6), the battery controller (6) is arranged in except the battery pack housing (1) and connect with the exit, for controlling the battery pack mould group.
Description
Technical field
The utility model relates to automotive field especially automotive battery system regions, specifically, the utility model relates to
And a kind of battery pack sectional type control unit and the vehicle with the battery pack sectional type control unit.
Background technique
Current battery pack be all uniformly carry out using, that is to say, that current battery pack is as a whole
Carry out charge and discharge.This battery pack as a whole is managed collectively.However, be managed collectively in a wide range of
Battery pack requires the equilibrium of temperature, this is difficult to.In addition, the time of the whole fully charged needs of the battery pack uniformly used
It is long, however when electricity is finished, battery pack does not have spare electricity, to influence the normal use of vehicle.
Utility model content
To be solved in the utility model is the use state or limit by adjusting battery pack according to driving habit and road conditions
The technical issues of power of battery processed.
In addition, the utility model also aims to solution or alleviates other technical problems existing in the prior art.
The utility model provides a kind of battery pack arrangement, each by the way that unified battery pack is divided into several parts
A part can satisfy the general operating condition of vehicle driving to solve the above problems, specifically, the utility model passes through offer
A kind of battery pack sectional type control unit and vehicle with the battery pack sectional type control unit solve the above problems.Root
According to the one side of the utility model, provide:
A kind of battery pack sectional type control unit, wherein the battery pack sectional type control unit include battery pack housing,
Battery pack and connection wiring harness, the battery pack and the connection wiring harness are arranged in the battery pack housing, the connection wiring harness
It is connect with the battery pack and there is the exit extended to except the battery pack housing, wherein the battery pack is by each
A battery pack mould group is constituted, and the battery pack sectional type control unit also has battery controller, the battery controller arrangement
It is connect except the battery pack housing and with the exit, for controlling the battery pack mould group.
Optionally, a kind of embodiment according to the present utility model, the battery pack sectional type control unit also have son
Controller, the sub-controller are arranged in the battery pack housing and pass through the connection wiring harness with the battery controller
Connection, for controlling the battery pack mould group.
Optionally, a kind of embodiment according to the present utility model is associated with an institute to each battery pack mould group
State sub-controller.
Optionally, a kind of embodiment according to the present utility model, the battery pack mould group is each other abreast or circlewise
Arrangement, or abreast arrange in groups.
Optionally, a kind of embodiment according to the present utility model, a battery pack mould group in the battery pack mould group
Be arranged in centre, and other battery pack mould groups in the battery pack mould group around this battery pack mould group circumferentially
Arrangement.
Optionally, a kind of embodiment according to the present utility model, the battery controller control the battery pack mould group
On-off.
Optionally, a kind of embodiment according to the present utility model, the battery controller limit the battery pack mould group
The power of battery.
Optionally, a kind of embodiment according to the present utility model, the battery controller is together or independently or alternately
Ground controls the sub-controller.
Optionally, a kind of embodiment according to the present utility model, the battery controller is together or independently or alternately
Ground controls the battery pack mould group.
Optionally, a kind of embodiment according to the present utility model, the battery pack mould group is in groups or independently each other
It is thermally shielded.
Another aspect according to the present utility model, the utility model provide a kind of vehicle, wherein the vehicle has upper
State any battery pack sectional type control unit.
Provided battery pack sectional type control unit, vehicle with the battery pack sectional type control unit beneficial to it
Place include: originally individually a battery pack be divided into several parts, according to actual use operating condition needs, such as power and voltage and
These parts are for example separately controlled in the requirement of speed；The battery pack of block management can save certain use damage
Consumption is beneficial to the service life of battery pack entirety.
Detailed description of the invention
With reference to attached drawing, the above-mentioned and other feature of the utility model be will become obvious, wherein
Fig. 1 shows a kind of schematic diagram of embodiment of battery pack sectional type control unit according to the present utility model.
Specific embodiment
It is readily appreciated that, technical solution according to the present utility model, in the case where not changing the utility model in essence spirit, this field
Those skilled in the art can propose the various structures mode and implementation that can be replaced mutually.Therefore, implement in detail below
Mode and attached drawing are only the exemplary illustrations to the technical solution of the utility model, and are not to be construed as the complete of the utility model
Portion or be considered as defines or limits technical solutions of the utility model.
It mentions in the present specification or up, down, left, right, before and after, front, the back side, top, the bottom that may mention etc.
Positional terms are defined relative to each construction shown in the drawings, they are opposite concepts, and it is therefore possible to can root
Correspondingly changed according to different location locating for it, different use states.So also should not be by these or others side
Position term is construed to restricted term.
With reference to Fig. 1, it illustrates a kind of embodiments of battery pack sectional type control unit 100 according to the present utility model
Schematic diagram.The battery pack sectional type control unit 100 as shown in the figure includes battery pack housing 1, in the battery involucrum
The battery pack and connection wiring harness 7 are disposed in body 1, the connection wiring harness 7 connect and had with the battery pack and extended to
Exit except the battery pack housing 1, wherein the battery pack is made of each battery pack mould group, in the battery pack
Battery controller 6 is disposed with except shell 1, the battery controller 6 is connect with the exit, and the battery controller 6 is used
It is controlled in the battery pack mould group.
It should be noted that in the case where the battery pack sectional type control unit 100 is installed in the car, the electricity
Pool controller 6 can be the component of vehicle battery management system (BMS) or be controlled by the battery management system.The electricity
Pond management system is the important tie for connecting vehicle mounted dynamic battery and electric car, is based on voltage, electric current and temperature by a series of
The Algorithm constitution for spending measurement, can calculate basic battery parameter, and sets the limit value of certain moment charge/discharge power and realize pre-
Fill control, balanced management and heat management etc., test data can come from single battery pack mould group or entire battery pack or
Say battery pack.The battery management system has the modes of management such as battery set management, battery pack monomer/battery pack mould group management,
Its major function is that battery pack is made to work in the secure state, is allowed to not overcharge, over-discharge, short circuit and superheating phenomenon, thus
It ensure that the battery pack longer service life and reduce the metathesis of battery.
Thus, it should be understood that the battery controller 6 on-off of each battery pack mould group can be controlled,
Limitation is carried out to its power of battery and/or controls the battery pack mould group together or independently or alternately.Thus this flexible
The control of sectional type is achieved.Multiple battery pack mould groups can for example carry out alternately, simultaneously or separately working as a result, this
The bulk life time of the battery pack can be made to extend, thus the charge and discharge cycles of percentage of batteries packet it is available effectively utilize and
Control.This especially shows in the case where state, such as state-of-charge or the health status of each battery pack mould group are not quite similar
It obtains especially beneficial.
In addition, in the implementations shown in the figures, the battery pack for being uniformly distributed and having a style of one's own originally is divided into four
Part, specifically, the battery pack are illustratively made of four battery pack mould groups 2,3,4,5.In addition, in the battery involucrum
It is disposed in body 1 and passes through the sub-controller that the connection wiring harness 7 is connect with the battery controller 6, for the battery
Packet mould group is controlled, and at the same time improving the integrated level that battery pack integrally controls (sub-controller) with it.The sub- control
Device is rendered as sub-controller 8,9,10,11 in figure.
It should be noted that the function of the battery controller 6 can also be realized directly by entire car controller, with electricity
The sub-controller of pond packet mould group ordinatedly realizes the control of battery pack mould group.Entire car controller is the core control part of vehicle,
Have energy management, torque coordination and distribution, dynamo battery coordinated management, security monitoring, UDS fault diagnosis, braking energy
The functions such as recycling.Entire car controller and battery management system are by vehicle bus such as CAN bus progress information exchange, to obtain
Obtain all kinds of parameters such as total current, total voltage, highest, minimum monomer voltage, maximum temperature, state-of-charge, the healthy shape of battery pack
State etc., and the order that entire car controller is sent to battery pack includes charging, electric discharge and switch order etc..
It should be appreciated that the battery pack mould group 2,3,4,5 connect with coldplate by group ground or independently, for example directly connects
Accordingly there is coolant liquid to flow into interface and coolant liquid outflow interface for the cooling system respectively with periphery for touching, the coldplate
(in the case where the battery pack sectional type control unit 100 is installed in the car, the cooling system of the periphery is that vehicle is cold
But system) coolant liquid flow into pipe connected with coolant liquid effuser.It should be noted that " coolant liquid " this entitled this field
Usual term is without playing restriction effect to its function, that is to say, that the title is not meant to the coolant liquid to described
Battery pack/battery pack mould group is merely capable of playing cooling effect, but can also play heat effect, such as is being lower than institute
State example in the case where the normal operating temperatures (battery pack usually works within the temperature range of -20 degree are to 60 degree) of battery pack
The coolant liquid as described in through the heating of cell heater (not shown in FIG.), and then the coolant liquid plays the battery pack and adds
Heat effect.In addition, the coolant liquid of the coldplate, which flows into interface and coolant liquid outflow interface, to be for example arranged in
The same side or two sides of the coldplate, etc..
In the implementations shown in the figures, the sub-controller is associated with to each battery pack mould group.?
That is the sub-controller 8 is for controlling the battery pack mould group 2；The sub-controller 9 is for controlling the battery pack mould
Group 3, and so on.In the case where this arrangement, the sub-controller is realized to the independent of the battery pack mould group
Control.Certainly, the sub-controller can not also be corresponded with the battery pack mould group.That is, a sub- control
Device processed can for example control two battery pack mould groups, and another described sub-controller can for example control three electricity
Pond packet mould group (quantity of every group of battery pack mould group can be equal or different), so that the sub-controller can together or independently
Or the battery pack mould group is alternately controlled, and then realize the control to the flexible sectional type of the battery pack.It is this flexibly to divide
The control of block formula can also be realized by the logic control of the battery controller 6.For example, by 6 structure of battery controller
It causes together or independently or alternately to control the sub-controller.Thus the control of this flexible sectional type is just for example each
The battery pack mould group is achieved in the case where being associated with the sub-controller.Multiple battery pack mould groups can as a result,
Such as alternately, simultaneously or separately work, this can be such that the bulk life time of the battery pack extends, thus percentage of batteries packet
Charge and discharge cycles available effectively utilize and control.This it is same especially in the state of each battery pack mould group, for example
State-of-charge or health status seem especially beneficial in the case where being not quite similar.
In terms of the arrangement of the battery pack mould group, the battery pack mould group can abreast arrange in groups.This
Kind side by side can by row side by side or by column side by side or mixedly side by side.It is so-called for example to refer to two electricity in groups
Pond packet mould group constitutes one group, and three battery pack mould groups reconstruct one group etc., the quantity of every group of the battery pack mould group
It equal can also be different.In the case where one described one group of battery pack mould group, the battery pack mould group can also be each other
Abreast or circlewise arrange.It particularly, preferably will be in the battery pack mould group in the case where operating conditions such as extreme hot
One battery pack mould group is arranged in centre, and other battery pack mould groups in the battery pack mould group are in this battery pack mould
It is arranged circumferentially around around group.This arrangement can preferably be suitable for can ratio influenced by ambient temperature in battery pack temperature
Larger situation.Described battery pack itself when in use can consistent heat generation, the battery pack mould positioned at the battery pack edge
Group can due to environment temperature influence and there may be temperature slightly higher than be located in the middle battery pack mould group the case where.At this
When, the battery pack mould group due to being located at edge individually controls cooling (as increased coolant liquid) and is located at the battery pack mould group at edge
Cooling fluid path independently of the cooling fluid path for being located in the middle battery pack mould group, can be by adjusting the battery pack mould for being located at edge
Cooling liquid speed/flow of the cooling fluid path of group goes to accelerate to be located at the cooling of the battery pack mould group at edge.
The temperature management system of outstanding battery pack ensure that the temperature of each battery pack mould group is annual constant.
Even largely using battery pack under extreme hot weather, it can also guarantee that it timely radiates, to prevent the battery pack
Service life weaken or expansion explosion.And battery pack is largely used under the weather of extreme cold, then it can guarantee the battery
The inside of packet is warm enough, to will not influence its performance and service life.The heat dissipation of the battery pack is flowed through with the coolant liquid
The battery pack is for example realized positioned at the coldplate of bottom for example directly contacted with the battery pack mould group, to make
The battery pack fast cooling.
In terms of the sub-controller is for the control of the battery pack mould group, it should be understood that the sub-controller energy
Enough control the on-off of the battery pack mould group.That is, can determine to be controlled according to driving habit and driving operating condition
The quantity of the battery pack mould group, so that the service life of the battery pack entirety be made to be extended.Certainly, in addition to controlling the battery
Except the on-off of packet mould group, the sub-controller can optionally limit the power of battery of the battery pack mould group, that is to say, that
Carry out the control more refined to the battery pack mould group.Thus can also play extends the service life of the entire battery pack
Effect.At the same time, also more flexible to the adaptation of driving habit and driving operating condition.
It should be understood that the driving operating condition (environment in other words) include for example start, stop, it is unloaded, fully loaded,
Upward slope, descending, low speed, high speed, at the uniform velocity, acceleration, idling, braking, car speed, the vehicle drivings such as vehicle acceleration when work
The ambient conditions when vehicle drivings such as situation and surface conditions, current climate.In addition, the driving operating condition also can
Such as cover the case where vehicle changes drive mode (four-wheel drive to two-wheel drive, or in turn, etc.), the situation that blocks up etc..
These driving operating conditions are required to through the battery pack sectional type control unit 100 difference of power, voltage and speed etc.
Met.It should be noted that the criterion of power cell of vehicle packet piecemeal, which is each piece, is able to satisfy vehicle electrical power most basicly
Electric power output in the minimum situation of demand.In general, electricity needs is minimum under idling operation.
Now briefly describe the triggering judgement and logic control process of each battery pack of piecemeal.Battery management system
Electric power is obtained from the associated components of vehicle and exports relevant parameter, and it includes speed, electronics electricity in vehicle that electric power, which exports relevant parameter,
The unlatching situation of device (such as air-conditioning), operating condition of driving a vehicle etc.；Electricity needs is confirmed according to these parameters；Meanwhile battery management system
Also in the state-of-charge for obtaining each battery pack mould group always, and the feelings that can be met by percentage of batteries packet in identified electricity needs
Under condition, only make percentage of batteries job contract.Certainly, all battery pack mould groups are needed to activate the feelings that can meet in electricity needs
It is then that all battery pack mould groups is allowed to work under condition.Electric power exports relevant parameter such as speed and can obtain from vehicle electronic control unit
It obtains, can also be obtained from elements such as wheel speed sensors.It should be understood that in battery management system described above, packet
There are also equalizing circuit (batteries when necessary for the detection part/circuit and battery control unit for having included sensing battery charge state (SoC)
Balancing technique), and it is also used to monitor the health status (SoH) of battery pack and battery pack, temperature control and charge/discharge power control
System.So-called cell balancing refers to connecting together the battery pack mould group for being activated/triggering together in other words while carrying out
Charge and the balance of voltage, to obtain the maximum output ability of entire battery pack.
It should be noted that the control of the sectional type due to the battery pack according to the present utility model, in part
In the case where the battery pack mould group work, the temperature of this percentage of batteries packet mould group and the percentage of batteries packet mould group of work not yet
It is different.Be thermally shielded the battery pack mould group each other in groups or independently, to prevent its in temperature mutually
It influences.Specifically still independently being thermally shielded in groups can be depending on the sectional type control strategy of the battery pack.For example,
The battery pack mould group by group be controlled in the case where, the battery pack mould group can carry out consistently with described group every
Heat；In the case where the battery pack mould group is independently controlled, the battery pack mould group can be independently thermally shielded.
It should be understood that the battery pack sectional type control unit 100 of the utility model can be installed in various vehicles, especially
On new-energy automobile.The new-energy automobile is for example including mixed power electric car, pure electric automobile, fuel battery electric vapour
Vehicle, supercapacitor automobile etc..Therefore, the theme of the utility model also aims to protection and is installed with electricity according to the present utility model
The various vehicles of pond packet sectional type control unit 100.
In conclusion individually the battery pack of one is divided into several parts originally, by the sub-controller according to reality
These parts are separately controlled in the requirement of the needs of applying working condition, such as power and voltage and speed, so that the electricity
Pond packet can save certain service wear, beneficial to the service life of battery pack entirety.
It should be understood that all above preferred embodiments are all illustrative and not restrictive, those skilled in the art
The various remodeling or deformation that member makes particular embodiments described above under the design of the utility model all should be practical at this
In novel legal scope.
Claims (11)
1. a kind of battery pack sectional type control unit (100), wherein the battery pack sectional type control unit (100) includes electricity
Pond pack housing (1), battery pack and connection wiring harness (7), the battery pack and the connection wiring harness (7) are arranged in the battery involucrum
In body (1), the connection wiring harness (7) connect and is had with the battery pack and extended to except the battery pack housing (1)
Exit,
It is characterized in that,
The battery pack is made of each battery pack mould group, and the battery pack sectional type control unit (100) also has battery control
Device (6) processed, the battery controller (6) are arranged in except the battery pack housing (1) and connect with the exit, with
It is controlled in the battery pack mould group.
2. battery pack sectional type control unit (100) according to claim 1, which is characterized in that the battery pack piecemeal
Formula control unit (100) also have sub-controller, the sub-controller be arranged in the battery pack housing (1) and with it is described
Battery controller (6) is connected by the connection wiring harness (7), for controlling the battery pack mould group.
3. battery pack sectional type control unit (100) according to claim 2, which is characterized in that give each battery
Packet mould group is associated with the sub-controller.
4. battery pack sectional type control unit (100) according to claim 1, which is characterized in that the battery pack mould group
It abreast or circlewise arranges, or abreast arranges in groups each other.
5. battery pack sectional type control unit (100) according to claim 1, which is characterized in that the battery pack mould group
In a battery pack mould group be arranged in centre, and other battery pack mould groups in the battery pack mould group are in this battery
It is arranged circumferentially around around packet mould group.
6. battery pack sectional type control unit (100) according to claim 1, which is characterized in that the battery controller
(6) on-off of the battery pack mould group is controlled.
7. battery pack sectional type control unit (100) according to claim 1, which is characterized in that the battery controller
(6) power of battery of the battery pack mould group is limited.
8. battery pack sectional type control unit (100) according to claim 2, which is characterized in that the battery controller
(6) sub-controller is controlled together or independently or alternately.
9. battery pack sectional type control unit (100) according to claim 1, which is characterized in that the battery controller
(6) the battery pack mould group is controlled together or independently or alternately.
10. battery pack sectional type control unit (100) according to claim 1 to 9, which is characterized in that described
Battery pack mould group is thermally shielded each other in groups or independently.
11. a kind of vehicle, which is characterized in that the vehicle includes battery pack according to claim 1 to 10 point
Block formula control unit (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821228750.4U CN208806334U (en) | 2018-08-01 | 2018-08-01 | Battery pack sectional type control unit and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821228750.4U CN208806334U (en) | 2018-08-01 | 2018-08-01 | Battery pack sectional type control unit and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208806334U true CN208806334U (en) | 2019-04-30 |
Family
ID=66231125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821228750.4U Active CN208806334U (en) | 2018-08-01 | 2018-08-01 | Battery pack sectional type control unit and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208806334U (en) |
-
2018
- 2018-08-01 CN CN201821228750.4U patent/CN208806334U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200806 Address after: Susong Road West and Shenzhen Road North, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Weilai (Anhui) Holding Co., Ltd Address before: 30 Floor of Yihe Building, No. 1 Kangle Plaza, Central, Hong Kong, China Patentee before: NIO NEXTEV Ltd. |
|
| TR01 | Transfer of patent right |