CN106340916A - Automobile charging method, charging device, charging system and automobile - Google Patents

Automobile charging method, charging device, charging system and automobile Download PDF

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Publication number
CN106340916A
CN106340916A CN201610801631.2A CN201610801631A CN106340916A CN 106340916 A CN106340916 A CN 106340916A CN 201610801631 A CN201610801631 A CN 201610801631A CN 106340916 A CN106340916 A CN 106340916A
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CN
China
Prior art keywords
charging
converter
preliminary filling
accumulator
electrokinetic cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610801631.2A
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Chinese (zh)
Inventor
刘文月
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Electric Vehicle Co Ltd
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Beijing Electric Vehicle Co Ltd
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Filing date
Publication date
Application filed by Beijing Electric Vehicle Co Ltd filed Critical Beijing Electric Vehicle Co Ltd
Priority to CN201610801631.2A priority Critical patent/CN106340916A/en
Publication of CN106340916A publication Critical patent/CN106340916A/en
Pending legal-status Critical Current

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Classifications

    • H02J7/0003
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/72Electric energy management in electromobility
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

Abstract

The invention provides an automobile charging method, a charging device, a charging system and an automobile. The charging method is applied to a vehicle controller of the charging system. The method comprises steps that a triggering signal sent by a vehicle-mounted charger is received when a gun insertion signal is detected by the vehicle-mounted charger; a first waking-up signal is sent to a cell management system according to the triggering signal to control the vehicle-mounted charger for charging a power cell; a second waking-up signal is sent to a DC-DC converter according to the triggering signal, the DC-DC converter is controlled for enablement to make the DC-DC converter to convert an output voltage of the power cell into an input voltage required for charging a storage cell, and the input voltage is for charging the storage cell. Through the method, the storage cell can be charged while the power cell is charged, electricity lacking of the storage cell is prevented, service life of the storage cell is prolonged, and a vehicle fault rate is reduced.

Description

A kind of charging method of automobile, charging device, charging system and automobile
Technical field
The present invention relates to automobile technical field, particularly relate to a kind of charging method of automobile, charging device, charging system and Automobile.
Background technology
When existing electric automobile carries out trickle charge (the single-phase charging of international exchange), because single phase ac charge power is less, The required charging interval is longer.When charging due to automobile, the parts low-pressure system being related to that charges is working always, therefore exists In the case that rifle charging inserted for a long time by automobile, even if electrokinetic cell fills with, but it is available easily to there is Vehicular charger Low pressure electric power can not meet automobile low pressure need for electricity, thus leading to the accumulator of automobile that deficient electricity occurs.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of charging method of automobile, charging device, charging system and vapour Car, during solving existing automobile charging, leads to the problem of the deficient electricity of accumulator because the charging interval is long.
In a first aspect, the embodiment of the present invention provides a kind of charging method of automobile, it is applied to the vehicle control in charging system Device processed, wherein this charging system include vehicle control device, Vehicular charger, battery management system, electrokinetic cell, DC-to-dc Changer and accumulator;Wherein, vehicle control device respectively with Vehicular charger, battery management system and DC-dc conversion Device connects;DC-DC converter is connected with electrokinetic cell and accumulator respectively, and the method includes:
When Vehicular charger detects plug in rifle signal, receive the trigger that Vehicular charger sends;
First wake-up signal is sent to battery management system according to trigger, makes battery management system control vehicle-mounted charge Machine is to power battery charging;
Second wake-up signal is sent to DC-DC converter according to trigger, controls DC-DC converter simultaneously Enable, make DC-DC converter the output voltage of electrokinetic cell are converted to the input voltage needed for accumulator charges, for storing Battery charges.
Wherein, controlling DC-DC converter to enable, making DC-DC converter by the output voltage of electrokinetic cell Be converted to the input voltage needed for accumulator charges, while charging for accumulator, also include:
Controlled motor controller is forbidden enabling.
Second aspect, the embodiment of the present invention provides a kind of charging method of automobile, is applied to the cell tube in charging system Reason system, wherein this charging system include battery management system, vehicle control device, Vehicular charger, electrokinetic cell, direct current-straight Current converter and accumulator;Wherein, vehicle control device is become with Vehicular charger, battery management system and DC-to-dc respectively Parallel operation connects;DC-DC converter is connected with electrokinetic cell and accumulator respectively, and the method includes:
Receive the wake-up signal that vehicle control device sends;
According to wake-up signal, control Vehicular charger to power battery charging, control electrokinetic cell to pass through direct current-straight simultaneously Current converter charges to accumulator.
Wherein, charging system also includes charging preliminary filling catalyst and drives preliminary filling catalyst, and charging preliminary filling catalyst is respectively It is connected with Vehicular charger and electrokinetic cell, drive preliminary filling catalyst to be connected with electrokinetic cell and DC-DC converter respectively, Charging preliminary filling catalyst and driving preliminary filling catalyst are all communicated to connect with battery management system;According to wake-up signal, control vehicle-mounted Charger, to power battery charging, controls electrokinetic cell to pass through DC-DC converter to before accumulator charging, the party simultaneously Method also includes:
Send the first control signal to charging preliminary filling catalyst, make charging preliminary filling catalyst adhesive, Vehicular charger is to dynamic Power battery enters line precharge;
To driving preliminary filling catalyst to send the second control signal, make driving preliminary filling catalyst adhesive, electrokinetic cell passes through straight Stream-DC converter enters line precharge to accumulator.
Wherein, charging system also includes charging positive contact device, and charging positive contact device and charging preliminary filling catalyst are in parallel, And communicate to connect with battery management system;Vehicular charger is controlled to include to the step of power battery charging:
After Vehicular charger enters the first preset time period of line precharge to electrokinetic cell, to charging positive contact device Send the 3rd control signal, make control charging positive contact device adhesive, and send the 4th control signal to charging preliminary filling catalyst, Charging preliminary filling catalyst is made to disconnect, Vehicular charger is to power battery charging.
Wherein, charging system also includes driving positive contact device, drives positive contact device and drives preliminary filling catalyst in parallel, And communicate to connect with battery management system;Control the step bag that electrokinetic cell is charged to accumulator by DC-DC converter Include:
After electrokinetic cell enters the second preset time period of line precharge by DC-DC converter to accumulator, To driving positive contact device to send the 5th control signal, control is made to drive positive contact device adhesive, and to driving preliminary filling catalyst Send the 6th control signal, so that driving preliminary filling catalyst is disconnected, electrokinetic cell is filled to accumulator by DC-DC converter Electricity.
The third aspect, the embodiment of the present invention provides a kind of charging device of automobile, is applied to the vehicle control in charging system Device processed, wherein this charging system include vehicle control device, Vehicular charger, battery management system, electrokinetic cell, DC-to-dc Changer and accumulator;Wherein, vehicle control device respectively with Vehicular charger, battery management system and DC-dc conversion Device connects;DC-DC converter is connected with electrokinetic cell and accumulator respectively, and this device includes:
First receiver module, for when Vehicular charger detects plug in rifle signal, receiving touching of Vehicular charger transmission Signal;
First sending module, for sending the first wake-up signal according to trigger to battery management system, makes cell tube Reason system controls Vehicular charger to power battery charging;
First processing module, for sending the second wake-up signal, same time control according to trigger to DC-DC converter DC-DC converter processed enables, and makes DC-DC converter that the output voltage of electrokinetic cell is converted to accumulator charging institute The input voltage needing, charges for accumulator.
Wherein, first processing module is additionally operable to:
Controlled motor controller is forbidden enabling.
Fourth aspect, the embodiment of the present invention provides a kind of charging device of automobile, is applied to the cell tube in charging system Reason system, wherein this charging system include battery management system, vehicle control device, Vehicular charger, electrokinetic cell, direct current-straight Current converter and accumulator;Wherein, vehicle control device is become with Vehicular charger, battery management system and DC-to-dc respectively Parallel operation connects;DC-DC converter is connected with electrokinetic cell and accumulator respectively, and this device includes:
Second receiver module, for receiving the wake-up signal of vehicle control device transmission;
Control module, for according to wake-up signal, controlling Vehicular charger to power battery charging, controls power current simultaneously Pond is passed through DC-DC converter and is charged to accumulator.
Wherein, charging system also includes charging preliminary filling catalyst and drives preliminary filling catalyst, and charging preliminary filling catalyst is respectively It is connected with Vehicular charger and electrokinetic cell, drive preliminary filling catalyst to be connected with electrokinetic cell and DC-DC converter respectively, Charging preliminary filling catalyst and driving preliminary filling catalyst are all communicated to connect with battery management system;This device also includes:
Second sending module, for sending the first control signal to charging preliminary filling catalyst, makes charging preliminary filling catalyst inhale Close, Vehicular charger enters line precharge to electrokinetic cell;
3rd sending module, for driving preliminary filling catalyst to send the second control signal, making driving preliminary filling catalyst inhale Close, electrokinetic cell enters line precharge by DC-DC converter to accumulator.
Wherein, charging system also includes charging positive contact device, and charging positive contact device and charging preliminary filling catalyst are in parallel, And communicate to connect with battery management system;Control module includes:
First processing units, for Vehicular charger to electrokinetic cell enter line precharge the first preset time period it Afterwards, send the 3rd control signal to charging positive contact device, make control charging positive contact device adhesive, and to the contact of charging preliminary filling Device sends the 4th control signal, so that charging preliminary filling catalyst is disconnected, Vehicular charger is to power battery charging.
Wherein, charging system also includes driving positive contact device, drives positive contact device and drives preliminary filling catalyst in parallel, And communicate to connect with battery management system;Control module includes:
Second processing unit, for entering the of line precharge in electrokinetic cell by DC-DC converter to accumulator After two preset time period, to driving positive contact device to send the 5th control signal, control is made to drive positive contact device adhesive, and To driving preliminary filling catalyst to send the 6th control signal, driving preliminary filling catalyst is made to disconnect, electrokinetic cell is become by DC-to-dc Parallel operation charges to accumulator.
5th aspect, the embodiment of the present invention provides a kind of charging system, and this charging system includes the above-mentioned third aspect to be implemented The charging device of automobile and the charging device of the automobile of above-mentioned fourth aspect embodiment offer that example provides.
6th aspect, the embodiment of the present invention provides a kind of automobile, and this automobile includes above-mentioned charging system.
Compared with prior art, the charging method of automobile provided in an embodiment of the present invention, charging device, charging system and vapour Car, can be charged to accumulator while power battery charging, prevents the deficient electricity of accumulator, extends the longevity of accumulator Life, reduces vehicle trouble rate.
Brief description
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to required in embodiment of the present invention description Accompanying drawing to be used be briefly described it should be apparent that, drawings in the following description are only some embodiments of the present invention, For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings Obtain other accompanying drawings.
The flow chart that Fig. 1 represents the charging method of automobile that first embodiment of the invention provides;
The flow chart that Fig. 2 represents the charging method of automobile that second embodiment of the invention provides;
Fig. 3 represents the structured flowchart of the charging device of automobile that third embodiment of the invention provides;
Fig. 4 represents the structured flowchart of the charging device of automobile that fourth embodiment of the invention provides.
Specific embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool Body embodiment is described in detail.
First embodiment
Refer to Fig. 1, it is illustrated that the flow chart of the charging method of automobile that first embodiment of the invention provides, this Bright first embodiment provides a kind of charging method of automobile, is applied to the vehicle control device in charging system, wherein this Charging System includes vehicle control device, Vehicular charger, battery management system, electrokinetic cell, DC-DC converter and accumulator; Wherein, vehicle control device is connected with Vehicular charger, battery management system and DC-DC converter respectively;DC-to-dc becomes Parallel operation is connected with electrokinetic cell and accumulator respectively, and the method may comprise steps of:
Step 101, when Vehicular charger detects plug in rifle signal, receives the trigger that Vehicular charger sends.
Here, when automobile is plugged in rifle and adopts single phase ac to charge, Vehicular charger detects plug in rifle signal, and to vehicle control Device processed sends trigger, and vehicle control device receives this trigger, is that subsequent step is prepared.
Step 102, sends the first wake-up signal according to trigger to battery management system, makes battery management system control Vehicular charger is to power battery charging.
Here, after vehicle control device receives trigger, send the first wake-up signal to call out to battery management system Wake up this battery management system so that battery management system controls Vehicular charger to power battery charging.
Step 103, sends the second wake-up signal according to trigger to DC-DC converter, controls direct current-straight simultaneously Current converter enables, and makes DC-DC converter that the output voltage of electrokinetic cell is converted to the input needed for accumulator charges Voltage, charges for accumulator.
Here, after vehicle control device receives trigger, to DC-DC converter send the second wake-up signal with Wake up DC-DC converter, so that DC-DC converter is enabled, the output voltage of electrokinetic cell is converted to accumulator Charge the input voltage needing, and makes electrokinetic cell pass through DC-DC converter and charges to accumulator, thus preventing accumulator from existing The problem of deficient electricity in automobile during carrying out trickle charge.
In addition, in some optional embodiments, for ensureing safety, in step 103, becoming controlling DC-to-dc Parallel operation enables, and makes DC-DC converter that the output voltage of electrokinetic cell is converted to the input voltage needed for accumulator charges, While charging for accumulator, also include: controlled motor controller is forbidden enabling.
Here, DC-DC converter is being controlled to enable, while so that accumulator is charged, controlled motor controller Forbid enabling, to prevent automobile from error starting occurring, thus avoiding unnecessary danger it is ensured that vehicle safety.
In addition, it is necessary to explanation, charging method provided in an embodiment of the present invention is preferably applied under car load no high pressure electric The situation of fault.
The charging method of the automobile that first embodiment of the invention provides, by detecting plug in rifle signal in Vehicular charger When, receive the trigger that Vehicular charger sends;First wake-up signal is sent to battery management system according to trigger, makes Battery management system controls Vehicular charger to power battery charging;Send the according to trigger to DC-DC converter Two wake-up signals, control DC-DC converter to enable simultaneously, make DC-DC converter by the output voltage of electrokinetic cell Be converted to the input voltage needed for accumulator charges, charge for accumulator, can be while power battery charging, to accumulator It is charged, prevents the deficient electricity of accumulator, extend the life-span of accumulator, reduce vehicle trouble rate.
Second embodiment
Referring to Fig. 2, it is illustrated that the flow chart of the charging method of automobile that second embodiment of the invention provides, the present invention Second embodiment provides a kind of charging method of automobile, is applied to the battery management system in charging system, wherein this Charging System includes battery management system, vehicle control device, Vehicular charger, electrokinetic cell, DC-DC converter and accumulator; Wherein, vehicle control device is connected with Vehicular charger, battery management system and DC-DC converter respectively;DC-to-dc becomes Parallel operation is connected with electrokinetic cell and accumulator respectively, and the method may comprise steps of:
Step 201, receives the wake-up signal that vehicle control device sends.
Here, when automobile is plugged in rifle and adopts single phase ac to charge, Vehicular charger wakes up vehicle control device, makes wagon control Device sends wake-up signal to battery management system, and battery management system receives this wake-up information and is waken up, and is that subsequent step does Prepare.
Step 202, according to wake-up signal, controls Vehicular charger to power battery charging, controls electrokinetic cell to lead to simultaneously Cross DC-DC converter to charge to accumulator.
Here, after battery management system receives this wake-up signal, control Vehicular charger to power battery charging, with Time control brake force battery passes through DC-DC converter and charges to accumulator, thus preventing accumulator from carrying out trickle charge in automobile During occur deficient electricity problem.
In some optional embodiments, charging system can also include charging preliminary filling catalyst and contact with driving preliminary filling Device, wherein, charging preliminary filling catalyst is connected with Vehicular charger and electrokinetic cell respectively, drive preliminary filling catalyst respectively with power Battery and DC-DC converter connect, and charging preliminary filling catalyst and driving preliminary filling catalyst are all communicated with battery management system Connect;In step 202, according to wake-up signal, control Vehicular charger to power battery charging, control electrokinetic cell to pass through simultaneously To before accumulator charging, the method can also comprise the following steps DC-DC converter:
Send the first control signal to charging preliminary filling catalyst, make charging preliminary filling catalyst adhesive, Vehicular charger is to dynamic Power battery enters line precharge;
To driving preliminary filling catalyst to send the second control signal, make driving preliminary filling catalyst adhesive, electrokinetic cell passes through straight Stream-DC converter enters line precharge to accumulator.
Here, by making charging preliminary filling catalyst and driving preliminary filling catalyst adhesive, respectively to electrokinetic cell and accumulator Enter line precharge, to prevent direct powered on moment, charging current is excessive, leads to immediate current excessive thus causing switching device The problem damaged, can effectively be protected it is ensured that device service life to device.
In some optional embodiments, charging system can also include charging positive contact device, charging positive contact Device and charging preliminary filling catalyst are in parallel, and communicate to connect with battery management system;In step 202., control Vehicular charger to The step of power battery charging may include that
After Vehicular charger enters the first preset time period of line precharge to electrokinetic cell, to charging positive contact device Send the 3rd control signal, make control charging positive contact device adhesive, and send the 4th control signal to charging preliminary filling catalyst, Charging preliminary filling catalyst is made to disconnect, Vehicular charger is to power battery charging.
In some optional embodiments, charging system can also include driving positive contact device, drives positive contact Device and driving preliminary filling catalyst are in parallel, and communicate to connect with battery management system;In step 202., electrokinetic cell is controlled to pass through The step that DC-DC converter charges to accumulator may include that
After electrokinetic cell enters the second preset time period of line precharge by DC-DC converter to accumulator, To driving positive contact device to send the 5th control signal, control is made to drive positive contact device adhesive, and to driving preliminary filling catalyst Send the 6th control signal, so that driving preliminary filling catalyst is disconnected, electrokinetic cell is filled to accumulator by DC-DC converter Electricity.
In addition, it is necessary to explanation, charging method provided in an embodiment of the present invention is preferably applied under car load no high pressure electric The situation of fault.
The charging method of the automobile that second embodiment of the invention provides, by receiving the wake-up letter that vehicle control device sends Number;According to wake-up signal, control Vehicular charger to power battery charging, control electrokinetic cell to become by DC-to-dc simultaneously Parallel operation charges to accumulator, while power battery charging, accumulator can be charged, prevents the deficient electricity of accumulator, prolong Grow the life-span of accumulator, reduce vehicle trouble rate.
3rd embodiment
Based on above method, third embodiment of the invention provides the charging device of the automobile realizing said method.
Referring to Fig. 3, it is illustrated that the structured flowchart of the charging device of automobile that third embodiment of the invention provides, this Bright 3rd embodiment provides a kind of charging device of automobile, is applied to the vehicle control device in charging system, wherein this Charging System includes vehicle control device, Vehicular charger, battery management system, electrokinetic cell, DC-DC converter and accumulator; Wherein, vehicle control device is connected with Vehicular charger, battery management system and DC-DC converter respectively;DC-to-dc becomes Parallel operation is connected with electrokinetic cell and accumulator respectively, and this device may include that the first receiver module 310, the first sending module 320 And first processing module 330.
First receiver module 310, for when Vehicular charger detects plug in rifle signal, receiving what Vehicular charger sent Trigger;
First sending module 320, for sending the first wake-up signal according to trigger to battery management system, makes battery Management system controls Vehicular charger to power battery charging;
First processing module 330, for the second wake-up signal is sent to DC-DC converter according to trigger, with When control DC-DC converter enable, make DC-DC converter that the output voltage of electrokinetic cell is converted to accumulator and fill Input voltage needed for electricity, charges for accumulator.
In some optional embodiments, first processing module 330 is additionally operable to: controlled motor controller is forbidden enabling.
The charging method of the automobile that the charging device of automobile that above-mentioned 3rd embodiment provides is provided with first embodiment belongs to In same design, it implements process and refers to first embodiment, for avoiding repeating, repeats no more here.
The charging device of the automobile that third embodiment of the invention provides, by detecting plug in rifle signal in Vehicular charger When, receive the trigger that Vehicular charger sends;First wake-up signal is sent to battery management system according to trigger, makes Battery management system controls Vehicular charger to power battery charging;Send the according to trigger to DC-DC converter Two wake-up signals, control DC-DC converter to enable simultaneously, make DC-DC converter by the output voltage of electrokinetic cell Be converted to the input voltage needed for accumulator charges, charge for accumulator, can be while power battery charging, to accumulator It is charged, prevents the deficient electricity of accumulator, extend the life-span of accumulator, reduce vehicle trouble rate.
Fourth embodiment
Based on above method, third embodiment of the invention provides the charging device of the automobile realizing said method.
Referring to Fig. 4, it is illustrated that the structured flowchart of the charging device of automobile that fourth embodiment of the invention provides, this Bright fourth embodiment provides a kind of charging device of automobile, is applied to the battery management system in charging system, wherein this charging System includes battery management system, vehicle control device, Vehicular charger, electrokinetic cell, DC-DC converter and electric power storage Pond;Wherein, vehicle control device is connected with Vehicular charger, battery management system and DC-DC converter respectively;Direct current-straight Current converter is connected with electrokinetic cell and accumulator respectively, and this device may include that the second receiver module 410 and control module 420.
Second receiver module 410, for receiving the wake-up signal of vehicle control device transmission;
Control module 420, for according to wake-up signal, controlling Vehicular charger to power battery charging, controls dynamic simultaneously Power battery passes through DC-DC converter and charges to accumulator.
In some optional embodiments, charging system also includes charging preliminary filling catalyst and drives preliminary filling catalyst, Charging preliminary filling catalyst is connected with Vehicular charger and electrokinetic cell respectively, drive preliminary filling catalyst respectively with electrokinetic cell and directly Stream-DC converter connects, and charging preliminary filling catalyst and driving preliminary filling catalyst are all communicated to connect with battery management system;This dress Put and also include: the second sending module and the 3rd sending module.
Second sending module, for sending the first control signal to charging preliminary filling catalyst, makes charging preliminary filling catalyst inhale Close, Vehicular charger enters line precharge to electrokinetic cell;
3rd sending module, for driving preliminary filling catalyst to send the second control signal, making driving preliminary filling catalyst inhale Close, electrokinetic cell enters line precharge by DC-DC converter to accumulator.
In some optional embodiments, charging system also includes charging positive contact device, charging positive contact device and Charging preliminary filling catalyst is in parallel, and communicates to connect with battery management system;Control module 420 may include that first processing units.
First processing units, for Vehicular charger to electrokinetic cell enter line precharge the first preset time period it Afterwards, send the 3rd control signal to charging positive contact device, make control charging positive contact device adhesive, and to the contact of charging preliminary filling Device sends the 4th control signal, so that charging preliminary filling catalyst is disconnected, Vehicular charger is to power battery charging.
In some optional embodiments, charging system also include drive positive contact device, drive positive contact device and Drive preliminary filling catalyst in parallel, and communicate to connect with battery management system;Control module 420 may include that second processing unit.
Second processing unit, for entering the of line precharge in electrokinetic cell by DC-DC converter to accumulator After two preset time period, to driving positive contact device to send the 5th control signal, control is made to drive positive contact device adhesive, and To driving preliminary filling catalyst to send the 6th control signal, driving preliminary filling catalyst is made to disconnect, electrokinetic cell is become by DC-to-dc Parallel operation charges to accumulator.
The charging method of the automobile that the charging device of automobile that above-mentioned fourth embodiment provides is provided with second embodiment belongs to In same design, it implements process and refers to second embodiment, for avoiding repeating, repeats no more here.
The charging device of the automobile that fourth embodiment of the invention provides, by receiving the wake-up letter that vehicle control device sends Number;According to wake-up signal, control Vehicular charger to power battery charging, control electrokinetic cell to become by DC-to-dc simultaneously Parallel operation charges to accumulator, while power battery charging, accumulator can be charged, prevents the deficient electricity of accumulator, prolong Grow the life-span of accumulator, reduce vehicle trouble rate.
5th embodiment
Fifth embodiment of the invention provides a kind of charging system, and this charging system includes the vapour that above-mentioned 3rd embodiment provides The charging device of the automobile of the charging device of car and the offer of above-mentioned fourth embodiment.
Additionally, the embodiment of the present invention also provides a kind of automobile, this automobile includes above-mentioned charging system.
Charging system provided in an embodiment of the present invention and automobile, can enter to accumulator while power battery charging Row charges, and prevents the deficient electricity of accumulator, extends the life-span of accumulator, reduces vehicle trouble rate.
For aforesaid embodiment of the method, in order to be briefly described, therefore it is all expressed as a series of combination of actions, but Those skilled in the art should know, the present invention is not limited by described sequence of movement, because according to the present invention, some Step can be carried out using other orders or simultaneously.Secondly, those skilled in the art also should know, described in the specification Embodiment belong to preferred embodiment, involved action is not necessarily essential to the invention.
It should be noted that in inventive embodiments, such as first and second or the like relational terms be used merely to by One entity or operation are made a distinction with another entity or operation, and not necessarily require or imply these entities or operation Between there is any this actual relation or order.
The described unit illustrating as separating component can be or may not be physically separate, show as unit The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs 's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of the present invention it is also possible to It is that unit is individually physically present it is also possible to two or more units are integrated in a unit.
If described function realized using in the form of SFU software functional unit and as independent production marketing or use when, permissible It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words Partly being embodied in the form of software product of part that prior art is contributed or this technical scheme, this meter Calculation machine software product is stored in a storage medium, including some instructions with so that a computer equipment (can be individual People's computer, server, or network equipment etc.) execution each embodiment methods described of the present invention all or part of step. And aforesaid storage medium includes: u disk, portable hard drive, rom, ram, magnetic disc or CD etc. are various can be with store program codes Medium.
The above is the preferred embodiment of the present invention it is noted that for those skilled in the art For, on the premise of without departing from principle of the present invention, some improvements and modifications can also be made, these improvements and modifications Should be regarded as protection scope of the present invention.

Claims (14)

1. a kind of charging method of automobile, is applied to the vehicle control device in charging system, and wherein said charging system includes institute State vehicle control device, Vehicular charger, battery management system, electrokinetic cell, DC-DC converter and accumulator;Wherein, Described vehicle control device is connected with described Vehicular charger, described battery management system and described DC-DC converter respectively; Described DC-DC converter is connected with described electrokinetic cell and described accumulator respectively it is characterised in that methods described bag Include:
When described Vehicular charger detects plug in rifle signal, receive the trigger that described Vehicular charger sends;
First wake-up signal is sent to described battery management system according to described trigger, so that described battery management system is controlled Described Vehicular charger is to described power battery charging;
Second wake-up signal is sent to described DC-DC converter according to described trigger, controls described direct current-straight simultaneously Current converter enables, and makes described DC-DC converter that the output voltage of described electrokinetic cell is converted to described accumulator and fills Input voltage needed for electricity, charges for described accumulator.
2. method according to claim 1, it is characterised in that controlling described DC-DC converter to enable described, makes The output voltage of described electrokinetic cell is converted to the input electricity that described accumulator charges required by described DC-DC converter Pressure, while charging for described accumulator, also includes:
Controlled motor controller is forbidden enabling.
3. a kind of charging method of automobile, is applied to the battery management system in charging system, and wherein said charging system includes Described battery management system, vehicle control device, Vehicular charger, electrokinetic cell, DC-DC converter and accumulator;Its In, described vehicle control device is respectively with described Vehicular charger, described battery management system and described DC-DC converter even Connect;Described DC-DC converter is connected with described electrokinetic cell and described accumulator respectively it is characterised in that methods described Including:
Receive the wake-up signal that described vehicle control device sends;
According to described wake-up signal, control described Vehicular charger to described power battery charging, control described power current simultaneously Charged to described accumulator by described DC-DC converter in pond.
4. charging method according to claim 3 is it is characterised in that described charging system also includes charging preliminary filling catalyst With drive preliminary filling catalyst, described charging preliminary filling catalyst is connected with described Vehicular charger and described electrokinetic cell respectively, institute State driving preliminary filling catalyst to be connected with described electrokinetic cell and described DC-DC converter respectively, described charging preliminary filling contact Device and described driving preliminary filling catalyst are all communicated to connect with described battery management system;Described according to described wake-up signal, control Vehicular charger, to power battery charging, controls electrokinetic cell to pass through DC-DC converter to before accumulator charging simultaneously, Methods described also includes:
Send the first control signal to described charging preliminary filling catalyst, make described charging preliminary filling catalyst adhesive, described vehicle-mounted fill Motor enters line precharge to described electrokinetic cell;
Send the second control signal to described driving preliminary filling catalyst, make described driving preliminary filling catalyst adhesive, described power current Pond enters line precharge by described DC-DC converter to described accumulator.
5. charging method according to claim 4 is it is characterised in that described charging system also includes charging positive contact Device, described charging positive contact device and described charging preliminary filling catalyst are in parallel, and communicate to connect with described battery management system;Institute State control Vehicular charger to include to the step of power battery charging:
After described Vehicular charger enters the first preset time period of line precharge to described electrokinetic cell, just charge to described Pole catalyst sends the 3rd control signal, makes control charging positive contact device adhesive, and sends the 4th to charging preliminary filling catalyst Control signal, makes described charging preliminary filling catalyst disconnect, described Vehicular charger is to described power battery charging.
6. charging method according to claim 4 is it is characterised in that described charging system also includes driving positive contact Device, described driving positive contact device and described driving preliminary filling catalyst are in parallel, and communicate to connect with described battery management system;Institute State control electrokinetic cell to include by the step that DC-DC converter charges to accumulator:
Enter the second Preset Time of line precharge in described electrokinetic cell by described DC-DC converter to described accumulator After section, send the 5th control signal to described driving positive contact device, make control drive positive contact device adhesive, and to driving Preliminary filling catalyst send the 6th control signal, make described driving preliminary filling catalyst disconnect, described electrokinetic cell pass through described direct current- DC converter charges to described accumulator.
7. a kind of charging device of automobile, is applied to the vehicle control device in charging system, and wherein said charging system includes institute State vehicle control device, Vehicular charger, battery management system, electrokinetic cell, DC-DC converter and accumulator;Wherein, Described vehicle control device is connected with described Vehicular charger, described battery management system and described DC-DC converter respectively; Described DC-DC converter is connected with described electrokinetic cell and described accumulator respectively it is characterised in that described device bag Include:
First receiver module, sends for when described Vehicular charger detects plug in rifle signal, receiving described Vehicular charger Trigger;
First sending module, for sending the first wake-up signal according to described trigger to described battery management system, makes institute State battery management system and control described Vehicular charger to described power battery charging;
First processing module, for the second wake-up signal is sent to described DC-DC converter according to described trigger, with When control described DC-DC converter to enable, make described DC-DC converter turn the output voltage of described electrokinetic cell It is changed to the input voltage needed for described accumulator charges, charge for described accumulator.
8. device according to claim 7 is it is characterised in that described first processing module is additionally operable to:
Controlled motor controller is forbidden enabling.
9. a kind of charging device of automobile, is applied to the battery management system in charging system, and wherein said charging system includes Described battery management system, vehicle control device, Vehicular charger, electrokinetic cell, DC-DC converter and accumulator;Its In, described vehicle control device is respectively with described Vehicular charger, described battery management system and described DC-DC converter even Connect;Described DC-DC converter is connected with described electrokinetic cell and described accumulator respectively it is characterised in that described device Including:
Second receiver module, for receiving the wake-up signal that described vehicle control device sends;
Control module, for according to described wake-up signal, controlling described Vehicular charger to described power battery charging, same to time control Make described electrokinetic cell to charge to described accumulator by described DC-DC converter.
10. charging device according to claim 9 is it is characterised in that described charging system also includes the contact of charging preliminary filling Device and driving preliminary filling catalyst, described charging preliminary filling catalyst is connected with described Vehicular charger and described electrokinetic cell respectively, Described driving preliminary filling catalyst is connected with described electrokinetic cell and described DC-DC converter respectively, and described charging preliminary filling connects Tentaculum and described driving preliminary filling catalyst are all communicated to connect with described battery management system;Described device also includes:
Second sending module, for sending the first control signal to described charging preliminary filling catalyst, makes described charging preliminary filling contact Device adhesive, described Vehicular charger enters line precharge to described electrokinetic cell;
3rd sending module, for sending the second control signal to described driving preliminary filling catalyst, makes described driving preliminary filling contact Device adhesive, described electrokinetic cell enters line precharge by described DC-DC converter to described accumulator.
11. charging devices according to claim 10 are it is characterised in that described charging system also includes charging positive contact Device, described charging positive contact device and described charging preliminary filling catalyst are in parallel, and communicate to connect with described battery management system;Institute State control module to include:
First processing units, for entering the first preset time period of line precharge in described Vehicular charger to described electrokinetic cell Afterwards, send the 3rd control signal to described charging positive contact device, make control charging positive contact device adhesive, and pre- to charging Fill catalyst and send the 4th control signal, so that described charging preliminary filling catalyst is disconnected, described Vehicular charger is to described power current Charge in pond.
12. charging devices according to claim 10 are it is characterised in that described charging system also includes driving positive contact Device, described driving positive contact device and described driving preliminary filling catalyst are in parallel, and communicate to connect with described battery management system;Institute State control module to include:
Second processing unit, pre- for being carried out to described accumulator by described DC-DC converter in described electrokinetic cell After the second preset time period charging, send the 5th control signal to described driving positive contact device, make control drive positive pole Catalyst adhesive, and to driving preliminary filling catalyst to send the 6th control signal, so that described driving preliminary filling catalyst is disconnected, described dynamic Power battery is charged to described accumulator by described DC-DC converter.
A kind of 13. charging systems are it is characterised in that described charging system includes the automobile as described in any one of claim 7 to 8 Charging device and automobile as described in any one of claim 9 to 12 charging device.
A kind of 14. automobiles are it is characterised in that described automobile includes charging system as claimed in claim 13.
CN201610801631.2A 2016-09-05 2016-09-05 Automobile charging method, charging device, charging system and automobile Pending CN106340916A (en)

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