CN207117202U - Charging/discharging apparatus and movable charging vehicle - Google Patents
Charging/discharging apparatus and movable charging vehicle Download PDFInfo
- Publication number
- CN207117202U CN207117202U CN201621399889.6U CN201621399889U CN207117202U CN 207117202 U CN207117202 U CN 207117202U CN 201621399889 U CN201621399889 U CN 201621399889U CN 207117202 U CN207117202 U CN 207117202U
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- battery pack
- controller
- charging
- contactor
- conversion device
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- 238000007599 discharging Methods 0.000 title claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 64
- 230000005611 electricity Effects 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
It the utility model is related to a kind of charging/discharging apparatus and movable charging vehicle.Wherein, charging/discharging apparatus includes the first battery pack, the first DC/DC conversion device and controller.Wherein, the first battery pack is used for storing electricity；First DC/DC conversion device electrically connects with the first battery pack, for carrying out discharge and recharge to the first battery pack；Controller electrically connects with the first DC/DC conversion device, for controlling discharge and recharge of the first DC-DC device to the first battery pack.Preferably, the equipment also includes：Second battery pack and the second DC/DC conversion device；Second battery pack is used for storing electricity；Second DC/DC conversion device electrically connects with the second battery pack, for carrying out discharge and recharge to the second battery pack；Controller also electrically connects with the second DC/DC conversion device, for controlling discharge and recharge of the second DC-DC device to the second battery pack.By the technical scheme, solves the technical problem that existing movable charging vehicle input and output will be divided to two loops.
Description
Technical field
It the utility model is related to electric vehicle engineering field, and in particular to a kind of charging/discharging apparatus and movable charging vehicle.
Background technology
In recent years, domestic ev industry was fast-developing, and the popularity rate of electric automobile increases sharply.Corresponding exchange is filled
Electric stake, direct current quick charge stake, electric automobile charging station Quantity are also more and more, and coverage rate is also increasing.But
Charging electric vehicle can't be refueled such as fuel vehicle like that it is convenient in the case of, alternating-current charging pile, directly is not built for some
The region of quick charge stake or electric automobile charging station is flowed, needs also exist for providing charging service for electric automobile.
Electric automobile in the process of moving, if dump energy can not support its mileage, causes electric automobile in stroke
Electricity depletes, and many car owners compare worry to such a situation, is the big resistance that electric automobile is promoted.
Existing movable charging vehicle uses direct-current charging post directly to carry out mending electricity, it is necessary to individually direct current input for battery pack more
Port；, it is necessary to which power section by single direct current output port is electric automobile when movable charging vehicle is charging electric vehicle
Charging.The loop of existing movable charging vehicle is more complicated, operates cumbersome, it is necessary to distinguish input/output port, and power
Part is generally unidirectional, is only electric automobile and provides charging service, it is impossible to mends electricity for battery pack.
In view of this, it is special to propose the utility model.
Utility model content
It has been that the existing movable charging vehicle input of solution and output will be divided to two to solve above mentioned problem of the prior art
The technical problem in individual loop and a kind of charging/discharging apparatus and movable charging vehicle are provided.
To achieve these goals, there is provided following technical scheme：
A kind of charging/discharging apparatus, the equipment include
First battery pack, for storing electricity；
First DC/DC conversion device, electrically connected with first battery pack, for being carried out to first battery pack
Discharge and recharge；
Controller, electrically connected with first DC/DC conversion device, for controlling first DC-DC to fill
Put the discharge and recharge to first battery pack.
Preferably, the equipment also includes：
Second battery pack, for storing electricity；
Second DC/DC conversion device, electrically connected with second battery pack, for being carried out to second battery pack
Discharge and recharge；
Wherein：
The controller, also electrically connected with second DC/DC conversion device, for control second direct current/
Discharge and recharge of the flow directing device to second battery pack.
Preferably, the charging/discharging apparatus also includes：First battery controller and the second battery controller；Wherein, it is described
First battery pack electrically connects through first battery controller with the controller；Second battery pack is through second battery
Controller electrically connects with the controller.
Preferably, the charging/discharging apparatus also includes：First charge controller, the second charge controller, the first direct current are inserted
Seat and the second direct current jack, the first D.C. contactor and the second D.C. contactor and mother contactor；Wherein, first direct current
Socket electrically connects with first charge controller, and first charge controller electrically connects with the controller；Described second
Direct current jack electrically connects with second charge controller, and second charge controller electrically connects with the controller；It is described
First direct current jack also electrically connects through first D.C. contactor with first DC/DC conversion device, and described second
Direct current jack also electrically connects through second D.C. contactor with second DC/DC conversion device；First direct current
The mother contactor is provided between contactor and second D.C. contactor.
Preferably, the equipment also includes：It is first sub-controller, the second sub-controller, the first D.C. contactor, second straight
Flow contactor, mother contactor, the first direct current jack and the second direct current jack；Wherein：
First sub-controller, respectively with first battery pack, first DC/DC conversion device and institute
The electrical connection of the first direct current jack is stated, for controlling the charging of first battery pack and first battery pack；
Second sub-controller, respectively with second battery pack, second DC/DC conversion device and institute
The electrical connection of the second direct current jack is stated, for controlling the charging of second battery pack and second battery pack；
First D.C. contactor, electrically connected with first DC/DC conversion device；
Second D.C. contactor, electrically connected with second DC/DC conversion device；
The mother contactor, its both ends are respectively electrically connected to first D.C. contactor and first direct current/straight
The electric connecting terminal of stream conversion device, and second D.C. contactor and second DC/DC conversion device are electrically connected
Connect end；
First direct current jack, electrically connected with first D.C. contactor；
Second direct current jack, electrically connected with second D.C. contactor.
Preferably, first DC/DC conversion device and second DC/DC conversion device are that Width funtion is straight
Stream/current/direct-current conversion device.
To achieve these goals, the utility model also provides a kind of movable charging vehicle, including above-mentioned charging/discharging apparatus.
The utility model provides a kind of charging/discharging apparatus and movable charging vehicle.Wherein, charging/discharging apparatus includes the first battery
Group, the first DC/DC conversion device and controller.Wherein, the first battery pack is used for storing electricity；First DC-DC turns
Changing device electrically connects with the first battery pack, for carrying out discharge and recharge to the first battery pack；Controller and the first DC/DC conversion
Device electrically connects, for controlling discharge and recharge of the first DC-DC device to the first battery pack.By the technical scheme, solve
Existing movable charging vehicle input and output will be divided to the technical problem in two loops, battery pack is shared input and output loop, both
It can carry out mending electric and can and be charged, also reduce component number, alleviate the weight of movable charging vehicle, improve charging
The popularity rate of convenience and electric automobile, and the popularization to electric automobile has good impetus.
Brief description of the drawings
Fig. 1 is the structural representation according to the charging/discharging apparatus of the utility model one embodiment；
Fig. 2 is the structural representation according to the charging/discharging apparatus of second embodiment of the utility model；
Fig. 3 is the structural representation according to the charging/discharging apparatus of the 3rd embodiment of the utility model；
Fig. 4 is the structural representation according to the charging/discharging apparatus of the 4th embodiment of the utility model；
Fig. 5 is the structural representation according to the charging/discharging apparatus of the 5th embodiment of the utility model.
Embodiment
Preferred embodiment of the present utility model described with reference to the accompanying drawings.It should be understood by those skilled in the art that
It is that these embodiments are used only for explaining technical principle of the present utility model, it is not intended that limit protection of the present utility model
Scope.
In order to solve the technical problem that existing movable charging vehicle input and output will be divided to two loops, the utility model provides
A kind of charging/discharging apparatus, for being mended electricity by direct-current charging post or being charged for electric car.As shown in figure 1, the charging/discharging apparatus includes
First battery pack 11, the first DC/DC conversion device 12 and controller 15.Wherein, the first battery pack 11 is used for storing electricity.
First DC/DC conversion device 12 electrically connects with the first battery pack 11, for carrying out discharge and recharge to the first battery pack 11.Control
Device 15 electrically connects with the first DC/DC conversion device 12, for controlling the first DC-DC device 12 to the first battery pack 11
Discharge and recharge.
Pass through above-mentioned technical proposal, by using the first DC/DC conversion device (i.e. DC/DC devices), solves shifting
The input and output of dynamic charging vehicle will be divided to the technical problem in two loops, also achieve that simple in construction, component is less, load-carrying
Effect small, power density is high.
On the basis of embodiment illustrated in fig. 1, as shown in Fig. 2 the equipment 10 can also include：Second battery pack 13 and
Two DC/DC conversion devices 14.Wherein, the second battery pack 13 is used for storing electricity.Second DC/DC conversion device 14 with
Second battery pack 13 electrically connects, for carrying out discharge and recharge to the second battery pack 13.Controller 15 also with the second DC-DC device
14 electrical connections, for controlling discharge and recharge of second DC/DC conversion device 14 to the second battery pack 13.
Preferably, the first DC/DC conversion device and the second DC/DC conversion device are Width funtion DC-DC
Conversion equipment (Width funtion DC/DC devices).So, the utility model can be the charging electric vehicle of different voltage class, real
Applied widely, the diversified advantage of service object is showed.
Bidirectional charging-discharging is realized by using above-mentioned first and second DC/DC conversion device.It is additionally, since this reality
Apply example and employ two Battery pack groups, two Battery packs have complementarity.If a Battery pack group electricity releases, another group can be used
Battery pack continues as electric automobile and provides charging service.
On the basis of embodiment illustrated in fig. 2, as shown in figure 3, above-mentioned charging/discharging apparatus 10 can also include the first battery
The battery controller 17 of controller 16 and second；Wherein, the first battery pack 11 is electrically connected through the first battery controller 16 with controller 15
Connect；Second battery pack 13 electrically connects through the second battery controller 17 with controller 15.
By setting the first battery controller and the second battery controller, the first battery pack and the second battery pack can be controlled
Voltage, temperature, the parameter such as electric current, so as to avoid the security risk of the first battery pack and the second battery pack.Wherein, first
Battery controller and the second battery controller can use existing battery controller in electric automobile field (such as：
Battery controller disclosed in CN96110458.9, CN301640639 etc.).
On the basis of embodiment illustrated in fig. 3, as shown in figure 4, above-mentioned charging/discharging apparatus 10 can also include the first charging
Controller 19, the second charge controller 22, the first direct current jack 20 and the second direct current jack 23, the and of the first D.C. contactor 18
Second D.C. contactor 21 and mother contactor 24；Wherein, the first direct current jack 20 electrically connects with the first charge controller 19, the
One charge controller 19 electrically connects with controller 15；Second direct current jack 23 electrically connects with the second charge controller 22, and second fills
Electric controller 22 electrically connects with controller 15；First direct current jack 20 is also through the first D.C. contactor 18 and the first DC-DC
Conversion equipment 12 electrically connects, and the second direct current jack 23 is also through the second D.C. contactor 21 and the second DC/DC conversion device 14
Electrical connection；Mother contactor 24 is provided between first D.C. contactor 18 and the second D.C. contactor 21.
Preferably, mother contactor 24 is mother D.C. contactor.
In the above-described embodiments, by taking the first DC/DC conversion device as an example, the first DC/DC conversion device and control
Device, the first battery controller and the first battery pack processed form a loop, in addition, the first DC/DC conversion device and first
D.C. contactor, the first direct current jack, the first charge controller and controller form a loop again, two-way double so as to constitute
Loop charge-discharge circuit.Wherein, the first charge controller and the second charge controller can use showing in electric automobile field
Have charge controller (such as：201310350550.1, charge controller disclosed in 201610049389.8 etc.).
Similarly, the second DC/DC conversion device forms one with controller, the second battery controller and the second battery pack
Loop, in addition, the second DC/DC conversion device and the second D.C. contactor, the second direct current jack, the second charge controller and
Controller forms a loop again, so as to constitute two-way double loop charge-discharge circuit.
In the above-described embodiments, a direct current jack is respectively adopted in the first battery pack and the second battery pack, defeated as inputting
Outlet, input and output loop is shared, so as to alleviate component number, and then alleviates the weight of vehicle.
On the basis of embodiment illustrated in fig. 2, controlled as shown in figure 5, above-mentioned charging/discharging apparatus 10 can also include the first son
The sub-controller 26 of device 25 and second processed.Wherein, the first sub-controller 25 is straight with controller 15, the first battery pack 11, first respectively
The direct current jack 20 of stream/current/direct-current conversion device 12 and first electrically connects, for controlling the first battery pack 11 and the first battery pack 11
Charging.Second sub-controller 26 respectively with controller 15, the second battery pack 13, the second DC/DC conversion device 14 and
Two direct current jacks 23 electrically connect, for controlling the charging of the second battery pack 13 and the second battery pack 13.First D.C. contactor
18 electrically connect with the first DC/DC conversion device 12.Second D.C. contactor 21 and the electricity of the second DC/DC conversion device 14
Connection.The both ends of mother contactor 24 are respectively electrically connected to the first D.C. contactor 18 and the first DC/DC conversion device 12
Electric connecting terminal, and the electric connecting terminal of the second D.C. contactor 21 and the second DC/DC conversion device 14.First direct current jack
20 electrically connect with the first D.C. contactor 18.Second direct current jack 23 electrically connects with the second D.C. contactor 21.
In the present embodiment, mother contactor is connected to the prime of D.C. contactor.So, electricity is mended or to electronic by mother
When automobile charges, a direct current jack can be made powered, and another direct current jack is not charged, so as to ensure that the peace of personnel
Entirely.
Operation principle of the present utility model is described in detail with reference to Fig. 4.
, can be straight using a set of fast-speed direct current charging pile the first direct current jack of connection or second when carrying out mending electricity to battery pack
Streaming socket, the first D.C. contactor, the second D.C. contactor and mother contactor are closed at, it is straight by first and second
Stream/current/direct-current conversion device, while the first and second battery packs are carried out to mend electricity.
In addition, when carrying out mending electricity to battery pack, also the first direct current can be connected respectively using two sets of fast-speed direct current charging piles
Socket and the second direct current jack, now, close the first D.C. contactor and the second D.C. contactor, and by mother D.C. contactor
Disconnect, the first and second battery packs are carried out mending electricity respectively.
When being charged using battery pack to electric automobile, a set of DC charging rifle can be used to connect the first direct current jack
Or second direct current jack, now, start charging/discharging apparatus, close the first D.C. contactor or the second D.C. contactor, Ke Yili
, can also be by the first D.C. contactor, the second direct current with the first DC/DC devices or the 2nd DC/DC devices to charging electric vehicle
Contactor and mother D.C. contactor closure, while start the first DC/DC devices and the 2nd DC/DC devices, come high-powerlyly pair
Electric automobile is charged.
Also can be two charging electric vehicles simultaneously by the utility model.On the other hand, can be by the first direct current jack and
Two direct current jacks connect two electric automobiles respectively, and mother D.C. contactor is disconnected, so as to realize that the first and second DC/DC are filled
Put respectively two charging electric vehicles.
In addition, the utility model also provides a kind of movable charging vehicle for including above-mentioned charging/discharging apparatus embodiment.
So far, combined preferred embodiment shown in the drawings describes the technical solution of the utility model, still, this
Art personnel are it is easily understood that the scope of protection of the utility model is expressly not limited to these embodiments.
On the premise of principle of the present utility model, those skilled in the art can make equivalent change to correlation technique feature
Or replace, the technical scheme after these are changed or replaced it is fallen within the scope of protection of the utility model.
Claims (7)
1. a kind of charging/discharging apparatus, it is characterised in that the equipment includes the first battery pack, the second battery pack, the first direct current/straight
Stream conversion device, the second DC/DC conversion device and controller；
First battery pack is used for storing electricity；
Second battery pack is used for storing electricity；
First DC/DC conversion device electrically connects with first battery pack, for being carried out to first battery pack
Discharge and recharge；
Second DC/DC conversion device electrically connects with second battery pack, for being carried out to second battery pack
Discharge and recharge；
The controller is electrically connected with first DC/DC conversion device and second DC/DC conversion device respectively
Connect, for controlling discharge and recharge of the first DC-DC device to first battery pack, and control described second is straight
Discharge and recharge of the stream/flow directing device to second battery pack.
2. charging/discharging apparatus according to claim 1, it is characterised in that the charging/discharging apparatus also includes：First battery
Controller and the second battery controller；Wherein, first battery pack is through first battery controller and controller electricity
Connection；Second battery pack electrically connects through second battery controller with the controller.
3. charging/discharging apparatus according to claim 2, it is characterised in that the charging/discharging apparatus also includes：First charging
Controller, the second charge controller, the first direct current jack and the second direct current jack, the first D.C. contactor and the contact of the second direct current
Device and mother contactor；Wherein, first direct current jack electrically connects with first charge controller, the first charging control
Device processed electrically connects with the controller；Second direct current jack electrically connects with second charge controller, and described second fills
Electric controller electrically connects with the controller；First direct current jack is also straight through first D.C. contactor and described first
The electrical connection of stream/current/direct-current conversion device, second direct current jack is also through second D.C. contactor and second direct current/straight
Stream conversion device electrically connects；The mother is provided between first D.C. contactor and second D.C. contactor to contact
Device.
4. charging/discharging apparatus according to claim 1, it is characterised in that the equipment also includes：First sub-controller,
Two sub-controllers, the first D.C. contactor, the second D.C. contactor, mother contactor, the first direct current jack and the second direct current are inserted
Seat；Wherein：
First sub-controller, filled respectively with the controller, first battery pack, first DC/DC conversion
Put and electrically connected with first direct current jack, for controlling the charging of first battery pack and first battery pack；
Second sub-controller, filled respectively with the controller, second battery pack, second DC/DC conversion
Put and electrically connected with second direct current jack, for controlling the charging of second battery pack and second battery pack；
First D.C. contactor, electrically connected with first DC/DC conversion device；
Second D.C. contactor, electrically connected with second DC/DC conversion device；
The mother contactor, its both ends are respectively electrically connected to first D.C. contactor and turned with first DC-DC
The electric connecting terminal of changing device, and the electric connecting terminal of second D.C. contactor and second DC/DC conversion device；
First direct current jack, electrically connected with first D.C. contactor；
Second direct current jack, electrically connected with second D.C. contactor.
5. according to any described charging/discharging apparatus in claim 1-4, it is characterised in that first DC/DC conversion
Device and second DC/DC conversion device are Width funtion DC/DC conversion device.
6. a kind of movable charging vehicle, it is characterised in that including any described charging/discharging apparatus in claim 1-4.
7. a kind of movable charging vehicle, it is characterised in that including the charging/discharging apparatus described in claim 5.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621399889.6U CN207117202U (en) | 2016-12-19 | 2016-12-19 | Charging/discharging apparatus and movable charging vehicle |
| PCT/CN2017/117277 WO2018113681A1 (en) | 2016-12-19 | 2017-12-19 | Charging/discharging device and mobile charging vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621399889.6U CN207117202U (en) | 2016-12-19 | 2016-12-19 | Charging/discharging apparatus and movable charging vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117202U true CN207117202U (en) | 2018-03-16 |
Family
ID=61596151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621399889.6U Active CN207117202U (en) | 2016-12-19 | 2016-12-19 | Charging/discharging apparatus and movable charging vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN207117202U (en) |
| WO (1) | WO2018113681A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899946A (en) * | 2018-06-21 | 2018-11-27 | 北京车和家信息技术有限公司 | Battery charger, control method, electric car and electronic charging vehicle |
| CN112677791A (en) * | 2020-11-23 | 2021-04-20 | 安徽恒瑞新能源股份有限公司 | Portable high-power energy storage fills electric pile |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056155B (en) * | 2019-12-26 | 2024-05-31 | 奥动新能源汽车科技有限公司 | External heat exchange circulation control method for power exchange station |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06207973A (en) * | 1993-01-12 | 1994-07-26 | Honda Motor Co Ltd | Battery remaining capacity measuring device |
| JP6026226B2 (en) * | 2012-10-30 | 2016-11-16 | 株式会社日立情報通信エンジニアリング | Power storage system and power supply system |
| CN104249629B (en) * | 2013-06-28 | 2016-09-07 | 比亚迪股份有限公司 | Electric automobile, the dynamical system of electric automobile and the charging method of electrokinetic cell |
-
2016
- 2016-12-19 CN CN201621399889.6U patent/CN207117202U/en active Active
-
2017
- 2017-12-19 WO PCT/CN2017/117277 patent/WO2018113681A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899946A (en) * | 2018-06-21 | 2018-11-27 | 北京车和家信息技术有限公司 | Battery charger, control method, electric car and electronic charging vehicle |
| CN112677791A (en) * | 2020-11-23 | 2021-04-20 | 安徽恒瑞新能源股份有限公司 | Portable high-power energy storage fills electric pile |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018113681A1 (en) | 2018-06-28 |
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Effective date of registration: 20200917 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: Room 502, Bank of America Center, Cecil Harcourt Road, central, Hongkong, China, 12 Patentee before: NIO NEXTEV Ltd. |