CN105083047B - The control system and electric automobile of electric automobile - Google Patents
The control system and electric automobile of electric automobile Download PDFInfo
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- CN105083047B CN105083047B CN201510450977.8A CN201510450977A CN105083047B CN 105083047 B CN105083047 B CN 105083047B CN 201510450977 A CN201510450977 A CN 201510450977A CN 105083047 B CN105083047 B CN 105083047B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The present invention proposes the control system and electric automobile of a kind of electric automobile, and the control system includes：Electrokinetic cell；Main relay, main relay is arranged between electrokinetic cell and high voltage bus；Battery management system, battery management system is connected with the control end of main relay, for controlling unlatching and the closure of main relay when battery management system is in normal condition；Controlling switch, one end of controlling switch is connected with the control end of main relay, and another termination of controlling switch is often electric；Entire car controller, entire car controller is connected with the control end of controlling switch, for when battery management system breaks down, unlatching and the closure of main relay to be controlled by controlling switch.The main relay of the embodiment of the present invention can be controlled by battery management system and entire car controller, it not only ensure that the integrality of cell tube systemic-function, electricity in entire car controller completion high pressure can be passed through when battery management system breaks down again, it is ensured that vehicle can continue traveling.
Description
Technical field
The present invention relates to automobile technical field, the control system and electric automobile of more particularly to a kind of electric automobile.
Background technology
At present, in electrokinetic cell system main relay is generally only directly controlled by battery management system BMS, is also had
In a small number of schemes, only directly controlled by entire car controller VMS.Only in the scheme of the BMS main relays directly controlled, work as BMS
During damage, vehicle can not go up high pressure, cause vehicle not travel.If only directly controlling the scheme of main relay by VMS, lead
BMS is caused to control electrokinetic cell system completely, an electrokinetic cell system not complete system.
The content of the invention
It is contemplated that at least solving one of above-mentioned technical problem.
Therefore, it is an object of the present invention to propose a kind of control system of electric automobile.Master in the control system
Relay can be controlled by battery management system and entire car controller, not only ensure that the complete of cell tube systemic-function
Property, again can be when battery management system breaks down by electricity in entire car controller completion high pressure, it is ensured that vehicle can continue
Traveling.
It is another object of the present invention to propose a kind of electric automobile.
Another object of the present invention is to propose a kind of control system of electric automobile.
Fourth object of the present invention is to propose a kind of electric automobile.
To achieve these goals, the embodiment of the first aspect of the present invention discloses a kind of control system of electric automobile
System, including：Electrokinetic cell；Main relay, the main relay is arranged between the electrokinetic cell and high voltage bus；Cell tube
Reason system, the battery management system is connected with the control end of the main relay, and the battery management system is in normal shape
For controlling unlatching and the closure of the main relay during state；Controlling switch, one end of the controlling switch and the main relay
The control end of device is connected, and another termination of the controlling switch is often electric；And entire car controller, the entire car controller with it is described
The control end of controlling switch is connected, for when the battery management system breaks down, institute to be controlled by the controlling switch
State unlatching and the closure of main relay.
The control system of electric automobile according to embodiments of the present invention, battery management system and entire car controller can be controlled
The unlatching of main relay processed and closure, under normal circumstances when battery management system does not break down, battery management system root
The factually unlatching of border demand modeling main relay and closure, for example：When vehicle needs upper high-tension electricity, battery management system control
Main relay is closed, conversely, control main relay closure, that is, disconnect main relay.When battery management system break down without
In the case of being normally controlled to main relay, entire car controller provisionally can be controlled to main relay, example
Such as：Main relay can not be controlled to close when battery management system breaks down, and vehicle now needs high-tension electricity and completes lame
During row mode, entire car controller can send control signal to controlling switch, close control opening and closing, due to the one of controlling switch
Terminate into normal electricity, and the other end is connected with the control end of main relay, so that controlling switch just can control main relay to close,
Complete high-tension electricity on vehicle and can be travelled using limping pattern, so as to easily arrive at vehicle maintenance place.
In addition, the control system of electric automobile according to the above embodiment of the present invention can also have technology additional as follows
Feature：
In some instances, the main relay includes：Positive pole relay, negative pole relay and preliminary filling relay.
In some instances, the controlling switch include positive pole relay control switch, negative pole relay control switch and
Preliminary filling relay control switch, one end of the positive pole relay control switch be connected with the control end of the positive pole relay and
Another termination is often electric, and one end of the negative pole relay control switch is connected and the other end with the control end of the negative pole relay
Normal electricity is connect, one end of the preliminary filling relay control switch is connected with the control end of the preliminary filling relay and another termination is normal
Electricity, the positive pole relay control switch, negative pole relay control switch and preliminary filling relay control switch are by the vehicle control
Device control processed.
In some instances, the entire car controller is used to need high-tension electricity and the cell tube in the electric automobile
When reason system jam can not control the main relay closure, pass through the controlling switch and control the main relay to close
To complete high-tension electricity on the electric automobile, the electric automobile is set to be travelled into limping pattern.
In some instances, the controlling switch is relay.
The embodiment of second aspect of the present invention discloses a kind of electric automobile, including：The embodiment institute of above-mentioned first aspect
The control system for the electric automobile stated, under normal circumstances, battery management system can control main relay to the electric automobile
Break-make, it is ensured that the integrality of battery management system function, when battery management system breaks down, entire car controller can pass through
Controlling switch control main relay closure, is completed high-tension electricity on vehicle and can be travelled using limping pattern, so as to convenient
Ground arrives at vehicle maintenance place.
The embodiment of third aspect present invention discloses a kind of control system of electric automobile, including：Electrokinetic cell；It is main after
Electrical equipment, the main relay is arranged between the electrokinetic cell and high voltage bus；Battery management system, the battery management system
System includes switch control interface, and the switch control interface is connected with the control end of the main relay, the battery management system
Unlatching and the closure of the main relay are controlled when system is in normal condition by the switch control interface；Entire car controller,
The entire car controller is connected with the switch control interface of the battery management system, for occurring in the battery management system
During failure, control signal is sent to the switch control interface, the switch control interface is according to the switch controlling signal control
Make unlatching and the closure of the main relay.
The control system of electric automobile according to embodiments of the present invention, under normal circumstances, battery management system can be controlled
The break-make of main relay, it is ensured that the integrality of battery management system function, when battery management system breaks down, full-vehicle control
Device can control main relay to close by switch control interface, complete high-tension electricity on vehicle and can use limping pattern row
Sail, so as to easily arrive at vehicle maintenance place.
In addition, the control system of electric automobile according to the above embodiment of the present invention can also have technology additional as follows
Feature：
In some instances, the main relay includes：Positive pole relay, negative pole relay and preliminary filling relay.
In some instances, the switch control interface connects including positive pole Control interface, negative pole Control
Mouthful and preliminary filling Control interface, the entire car controller respectively by three ports accordingly with the positive pole relay control
Interface processed, negative pole Control interface are connected with preliminary filling Control interface.
In some instances, the entire car controller is used to need high-tension electricity and the cell tube in the electric automobile
When reason system jam can not control the main relay closure, pass through the switch control interface and control the main relay
Closure makes the electric automobile be travelled into limping pattern to complete high-tension electricity on the electric automobile.
The embodiment of fourth aspect present invention discloses a kind of electric automobile, including：Such as the embodiment of the above-mentioned third aspect
The control system of described electric automobile, under normal circumstances, battery management system can control main relay to the electric automobile
Break-make, it is ensured that the integrality of battery management system function, when battery management system breaks down, entire car controller can lead to
Switch control interface control main relay closure is crossed, high-tension electricity on vehicle is completed and can be travelled using limping pattern, so as to
Easily to arrive at vehicle maintenance place.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the structured flowchart of the control system of electric automobile according to an embodiment of the invention；
Fig. 2 is the schematic diagram of the control system of electric automobile according to an embodiment of the invention；And
Fig. 3 is the schematic diagram of the control system of electric automobile in accordance with another embodiment of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than indicate or dark
Specific orientation must be had, with specific azimuth configuration and operation by showing the device or element of meaning, therefore it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying and be relative
Importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The control system of electric automobile according to embodiments of the present invention is described below in conjunction with accompanying drawing.
Fig. 1 is the structured flowchart of the control system of electric automobile according to an embodiment of the invention.As shown in figure 1, root
According to the control system 100 of the electric automobile of one embodiment of the invention, including：Electrokinetic cell 110, main relay 120, cell tube
Reason system BMS (Battery Management System), controlling switch 130 and entire car controller VMS (Vehicle
Management System)。
Wherein, main relay 120 is arranged between electrokinetic cell 110 and high voltage bus M.Battery management system BMS and master
The control end of relay 120 is connected, for controlling the unlatching of main relay 120 when battery management system BMS is in normal condition
And closure.One end of controlling switch 130 is connected with the control end of main relay 120, and another termination of controlling switch 130 is often electric
(such as direct current+5V power supplys).Entire car controller VMS is connected with the control end of controlling switch 130, in battery management system BMS
When breaking down, unlatching and the closure of main relay 120 are controlled by controlling switch 130.
That is, battery management system BMS and entire car controller VMS can control main relay 120 unlatching and
Closure, under normal circumstances when battery management system BMS does not break down, battery management system BMS is controlled according to the actual requirements
The unlatching of main relay 120 processed and closure, for example：When vehicle needs upper high-tension electricity, battery management system BMS controls main relay
Device 120 is closed, conversely, control main relay 120 is closed, that is, disconnects main relay 120.
It is whole in the case of normally can not being controlled when battery management system BMS breaks down to main relay 120
Vehicle controller VMS provisionally can be controlled to main relay 120, for example：When battery management system BMS breaks down can not
Control main relay 120 is closed, and vehicle is when now needing high-tension electricity and completing limping pattern, and entire car controller VMS can be with
Control signal is sent to controlling switch 130, controlling switch 130 is closed, due to the normal electricity of one end access of controlling switch 130, and
The other end is connected with the control end of main relay 120, so that controlling switch 130 just can control main relay 120 to close, completes
High-tension electricity on vehicle and can using limping pattern traveling.
As a specific example, as shown in Fig. 2 main relay includes：Positive pole relay ZJ1, negative pole relay ZJ2
With preliminary filling relay ZJ3.Further, controlling switch 130 includes positive pole relay control switch ZJ6, negative pole Control
Switch ZJ8 and preliminary filling relay control switch ZJ7, positive pole relay control switch ZJ6 one end and positive pole relay ZJ1 control
End processed is connected and another termination is often electric, and negative pole relay control switch ZJ8 one end is connected with negative pole relay ZJ2 control end
And another normal electricity of termination, preliminary filling relay control switch ZJ7 one end is connected and the other end with preliminary filling relay ZJ3 control end
Normal electricity is connect, positive pole relay control switch ZJ6, negative pole relay control switch ZJ8 and preliminary filling relay control switch ZJ7 are by whole
Vehicle controller VMS is controlled.
With reference to shown in Fig. 2, as a specific example, entire car controller VMS is used for the high pressure on electric automobile needs
Electricity and battery management system BMS breaks down when can not control the main relay to close, pass through controlling switch 130 and control main relay
120 closures make electric automobile be travelled into limping pattern to complete high-tension electricity on electric automobile.Specifically, battery management is worked as
System BMS breaks down and normally positive pole relay ZJ1, negative pole relay ZJ2 and preliminary filling relay ZJ3 can not be controlled
In the case of system, entire car controller VMS can be provisionally to positive pole relay ZJ1, negative pole relay ZJ2 and preliminary filling relay
ZJ3 is controlled, for example：Positive pole relay ZJ1, negative pole relay ZJ2 can not be controlled when battery management system BMS breaks down
With preliminary filling relay ZJ3 closures, and vehicle is when now needing high-tension electricity and completing limping pattern, and entire car controller VMS can be with
According to the actual requirements respectively to positive pole relay control switch ZJ6, negative pole relay control switch ZJ8 and preliminary filling Control
Switch ZJ7 and send control signal, make positive pole relay control switch ZJ6, negative pole relay control switch ZJ8 and preliminary filling relay
Controlling switch ZJ7 is closed according to actual demand, due to positive pole relay control switch ZJ6, negative pole relay control switch ZJ8 and
The preliminary filling relay control switch ZJ7 normal electricity of one end access, and the other end respectively correspondingly with positive pole relay ZJ1, negative pole after
Electrical equipment ZJ2 is connected with preliminary filling relay ZJ3 control end, so that positive pole relay ZJ1, negative pole relay just can be controlled respectively
ZJ2 and preliminary filling relay ZJ3 closures, are completed high-tension electricity on vehicle and can be travelled using limping pattern to vehicle maintenance place.
Further in conjunction with shown in Fig. 2, controlling switch (i.e. positive pole relay control switch ZJ6, negative pole relay control switch
ZJ8 and preliminary filling relay control switch ZJ7) it is relay, it is low and control simple advantage with cost.
The control system of electric automobile according to embodiments of the present invention, battery management system and entire car controller can be controlled
The unlatching of main relay processed and closure, under normal circumstances when battery management system does not break down, battery management system root
The factually unlatching of border demand modeling main relay and closure, for example：When vehicle needs upper high-tension electricity, battery management system control
Main relay is closed, conversely, control main relay closure, that is, disconnect main relay.When battery management system break down without
In the case of being normally controlled to main relay, entire car controller provisionally can be controlled to main relay, example
Such as：Main relay can not be controlled to close when battery management system breaks down, and vehicle now needs high-tension electricity and completes lame
During row mode, entire car controller can send control signal to controlling switch, close controlling switch, due to the one of controlling switch
Terminate into normal electricity, and the other end is connected with the control end of main relay, so that controlling switch just can control main relay to close,
Complete high-tension electricity on vehicle and can be travelled using limping pattern, so as to easily arrive at vehicle maintenance place.
Further, provide can a kind of electric automobile, including the electronic vapour described in any one above-mentioned embodiment by the present invention
The control system of car, under normal circumstances, battery management system can control the break-make of main relay to the electric automobile, it is ensured that electricity
The integrality of pond management system function, when battery management system breaks down, entire car controller can pass through controlling switch control
Main relay closure processed, is completed high-tension electricity on vehicle and can be travelled using limping pattern, so as to easily arrive at vehicle
Repair place.
It should be noted that other compositions of the electric automobile of the embodiment of the present invention and effect are for the common of this area
All it is known for technical staff, in order to reduce redundancy, does not repeat herein.
As shown in figure 3, in the other examples of the present invention, controlling switch can not be passed through in the control system of electric automobile
130 can also realize the control of entire car controller VMS and battery management system BMS to main relay 120, for example：Electric automobile
Control system not only include above-described embodiment in electrokinetic cell 110, main relay 120, battery management system BMS and vehicle
Controller VMS, with being distinguished as above-described embodiment, for battery management system BMS, battery management system includes switch and controlled
Interface I processed.
Wherein, main relay 120 is arranged between electrokinetic cell 110 and high voltage bus M.Battery management system BMS includes
Switch control interface I, switch control interface I is connected with the control end of main relay 120, and battery management system BMS is in normal
Unlatching and the closure of main relay 120 are controlled during state by switch control interface I.Entire car controller VMS and battery management system
System BMS switch control interface I is connected, for when battery management system BMS breaks down, being sent to switch control interface I
Control signal, switch control interface I controls unlatching and the closure of main relay 120 according to switch controlling signal.Wherein, switch control
Interface I processed is a module for being used to send switch controlling signal to main relay 120, and the module can not only can be by battery
Management system BMS is controlled, and can also be controlled by entire car controller VMS, so as to realize battery management system BMS and vehicle control
Device VMS processed can be by the module to main relay 120 control.
With reference to shown in Fig. 3, main relay equally include positive pole relay ZJ1, negative pole relay ZJ2 as Fig. 2 and
Preliminary filling relay ZJ3.Further, switch control interface I includes positive pole Control interface, negative pole Control interface
(positive pole Control interface, negative pole Control interface and preliminary filling Control connect with preliminary filling Control interface
It is mouthful not separately shown in figure 3), entire car controller VMS respectively by three ports accordingly with positive pole relay ZJ1,
Negative pole relay ZJ2 and preliminary filling relay ZJ3.
For example：Entire car controller VMS is used for the high-tension electricity on electric automobile needs and battery management system BMS breaks down
When can not control the closure of main relay 120, main relay 120 is controlled to close to complete electric automobile by switch control interface I
Upper high-tension electricity, makes electric automobile be travelled into limping pattern.Specifically, it can not be controlled when battery management system BMS breaks down
Positive pole relay ZJ1 processed, negative pole relay ZJ2 and preliminary filling relay ZJ3 closures, and vehicle now needs high-tension electricity and completed
During limping pattern, entire car controller VMS can connect to switch control interface I positive pole Control respectively according to the actual requirements
Mouth, negative pole Control interface and preliminary filling Control interface send control signal, make positive pole Control interface, bear
Pole Control interface and preliminary filling Control interface separately controlled according to actual demand positive pole relay ZJ1,
Negative pole relay ZJ2 and preliminary filling relay ZJ3 unlatching and closure, so as to complete high-tension electricity on vehicle, can be used lame
Row mode is travelled to vehicle maintenance place.
The control system of electric automobile according to embodiments of the present invention, under normal circumstances, battery management system can be controlled
The break-make of main relay, it is ensured that the integrality of battery management system function, when battery management system breaks down, full-vehicle control
Device directly can control main relay to close by switch control interface, complete high-tension electricity on vehicle and can use limping pattern
Traveling, so as to easily arrive at vehicle maintenance place.
Further, provide can a kind of electric automobile, including the electronic vapour described in any one above-mentioned embodiment by the present invention
The control system of car, under normal circumstances, battery management system can control the break-make of main relay to the electric automobile, it is ensured that electricity
The integrality of pond management system function, when battery management system breaks down, entire car controller can pass through controlling switch control
Main relay closure processed, is completed high-tension electricity on vehicle and can be travelled using limping pattern, so as to easily arrive at vehicle
Repair place.
It should be noted that other compositions of the electric automobile of the embodiment of the present invention and effect are for the common of this area
All it is known for technical staff, in order to reduce redundancy, does not repeat herein.
It should be noted that in electric automobile, battery management system BMS and entire car controller VMS other functions with
And effect is all known for the ordinary skill in the art, in order to reduce redundancy, is not repeated herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is by claim and its equivalent limits.
Claims (6)
1. a kind of control system of electric automobile, it is characterised in that including：
Electrokinetic cell；
Main relay, the main relay is arranged between the electrokinetic cell and high voltage bus, and the main relay is included just
Pole relay, negative pole relay and preliminary filling relay；
Battery management system, the battery management system is connected with the control end of the main relay, the battery management system
For controlling unlatching and the closure of the main relay during in normal condition；
Controlling switch, one end of the controlling switch is connected with the control end of the main relay, the controlling switch it is another
Termination is often electric, wherein, the controlling switch includes positive pole relay control switch, negative pole relay control switch and preliminary filling relay
Device controlling switch, one end of the positive pole relay control switch is connected and another termination with the control end of the positive pole relay
Often electric, one end of the negative pole relay control switch is connected with the control end of the negative pole relay and another termination is often electric,
One end of the preliminary filling relay control switch is connected with the control end of the preliminary filling relay and another termination is often electric；And
Entire car controller, the entire car controller is connected with the control end of the controlling switch, in the battery management system
When system breaks down, unlatching and the closure of the main relay are controlled by the controlling switch, wherein, the positive pole relay
Controlling switch, negative pole relay control switch and preliminary filling relay control switch are by the vehicle control unit controls.
2. the control system of electric automobile according to claim 1, it is characterised in that the entire car controller is used in institute
State that electric automobile needs high-tension electricity and the battery management system breaks down when can not control the main relay to close, lead to
Crossing the controlling switch controls the main relay closure to complete high-tension electricity on the electric automobile, enters the electric automobile
Enter limping pattern traveling.
3. a kind of electric automobile, it is characterised in that including：The control system of electric automobile according to claim 1 or 2.
4. a kind of control system of electric automobile, it is characterised in that including：
Electrokinetic cell；
Main relay, the main relay is arranged between the electrokinetic cell and high voltage bus, and the main relay is included just
Pole relay, negative pole relay and preliminary filling relay；
Battery management system, the battery management system includes switch control interface, the switch control interface and the master after
The control end of electrical equipment is connected, and the battery management system controls the master when being in normal condition by the switch control interface
The unlatching of relay and closure, wherein, the switch control interface includes positive pole Control interface, negative pole Control
Interface and preliminary filling Control interface；
Entire car controller, the entire car controller is connected with the switch control interface of the battery management system, for described
When battery management system breaks down, control signal is sent to the switch control interface, the switch control interface is according to institute
Unlatching and closure that switch controlling signal controls the main relay are stated, wherein, the entire car controller passes through three ends respectively
Mouth is accordingly connected with the positive pole Control interface, negative pole Control interface and preliminary filling Control interface.
5. the control system of electric automobile according to claim 4, it is characterised in that the entire car controller is used in institute
State that electric automobile needs high-tension electricity and the battery management system breaks down when can not control the main relay to close, lead to
Crossing the switch control interface controls the main relay closure to complete high-tension electricity on the electric automobile, makes the electronic vapour
Car is travelled into limping pattern.
6. a kind of electric automobile, it is characterised in that including：The control of electric automobile according to claim any one of 4-5
System.
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| CN201510450977.8A CN105083047B (en) | 2015-07-28 | 2015-07-28 | The control system and electric automobile of electric automobile |
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| CN201510450977.8A CN105083047B (en) | 2015-07-28 | 2015-07-28 | The control system and electric automobile of electric automobile |
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| CN105539156B (en) * | 2015-12-15 | 2018-03-27 | 北汽福田汽车股份有限公司 | High-voltage control circuit, method and automobile |
| KR20180049693A (en) * | 2016-11-03 | 2018-05-11 | 삼성전자주식회사 | Mobile X RAY APPARATUS AND OPERATION METHOD OF THE SAME |
| CN110015126B (en) * | 2017-08-18 | 2021-06-18 | 比亚迪股份有限公司 | Electric automobile and protection control method and system of power battery pack in electric automobile |
| CN108674188A (en) * | 2018-03-22 | 2018-10-19 | 吉利汽车研究院（宁波）有限公司 | Hybrid vehicle self power generation limping system, method and automobile |
| CN108790829B (en) * | 2018-07-23 | 2024-05-14 | 四川江淮汽车有限公司 | Detection and control circuit and detection method for high-voltage loop of electric automobile |
| CN110053514A (en) * | 2019-03-08 | 2019-07-26 | 北京长城华冠汽车科技股份有限公司 | Electric vehicle and its high-voltage control circuit |
| CN110154766A (en) * | 2019-06-04 | 2019-08-23 | 厦门金龙汽车新能源科技有限公司 | Electric control system, method and its electric vehicle under the high pressure of electric vehicle |
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| CN101544215A (en) * | 2009-05-12 | 2009-09-30 | 奇瑞汽车股份有限公司 | High-voltage double-loop safety system of electric vehicle and method thereof |
| DE102012112669A1 (en) * | 2011-12-27 | 2013-06-27 | Omron Automotive Electronics Co., Ltd. | Power supply device |
| CN202923410U (en) * | 2012-10-23 | 2013-05-08 | 广州汽车集团股份有限公司 | High-voltage protection system of power battery and vehicle |
| CN203995737U (en) * | 2013-12-20 | 2014-12-10 | 惠州市亿能电子有限公司 | A kind of electric automobile high-voltage switching arrangement |
| CN104085312A (en) * | 2014-06-30 | 2014-10-08 | 安徽江淮汽车股份有限公司 | Battery management system of electric car |
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