CN108110855A - A kind of compatible auxiliary source charging system and its charging method - Google Patents
A kind of compatible auxiliary source charging system and its charging method Download PDFInfo
- Publication number
- CN108110855A CN108110855A CN201810040438.0A CN201810040438A CN108110855A CN 108110855 A CN108110855 A CN 108110855A CN 201810040438 A CN201810040438 A CN 201810040438A CN 108110855 A CN108110855 A CN 108110855A
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- Prior art keywords
- charging
- power battery
- vehicle
- management system
- battery management
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000012790 confirmation Methods 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 4
- 208000032953 Device battery issue Diseases 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
-
- H02J7/0026—
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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
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
Disclosed by the invention is a kind of compatible auxiliary source charging system, including power battery management system, normal open switch, vehicle control device, accumulator, vehicle-mounted DC/DC converters and charging socket, the power battery management system is connected respectively with the power battery pack, the accumulator and the charging socket, connection is turned on by the normal open switch between the power battery management system and accumulator, the accumulator is connected by the vehicle-mounted DC/DC converters with the charging socket, and the power battery pack is also connected with the charging socket.The present invention also discloses the charging method of the charging system simultaneously.It is of the invention effectively to avoid the power battery caused by the complete vehicle faults such as the battery systems such as over-charging of battery, excess temperature catastrophe failure and parking brake Signal Fail on fire or the security incidents such as explosion occur, simultaneously, this programme can be compatible with the system that accessory power supply is 12V and 24V, more suitable for the use of two kinds of charging systems on existing market.
Description
Technical field
The present invention relates to new energy sources for automobile technical field, more specifically a kind of compatible auxiliary source charging system
And its charging method.
Background technology
With popularizing for electric vehicle, the ownership of global video automobile increasingly rises, and electric vehicle charging is asked
Topic is still to restrict a key factor of Development of Electric Vehicles.Existing electric vehicle charging scheme is inserted as shown in Figure 1, charging
Charger accessory power supply on seat is powered directly to power battery management system, is moved state and battery management system and is carried out with charger
Then charge control directly carries out charging operations to power battery pack.The accessory power supply of charger in target market have 12V and
Two kinds of systems of 24V, the low-pressure section of automobile power cell management system is 24V system, according to existing charging scheme, then
12V output powers can deficiency, so as to cause can not charge or control it is unstable cause its change electronic component such as high-voltage relay
Damage；Meanwhile if charger and power battery management system are out of control, such as overcharge, excess temperature situations such as, but system can not be from dynamic circuit breaker
Open charging, it is likely that trigger security incident.
So existing electric vehicle charging scheme restricts Development of Electric Vehicles there is many deficiencies and shortcoming.
The content of the invention
Disclosed by the invention is that a kind of compatible auxiliary source charging system and its charging method, its main purpose are to overcome
Deficiencies of the prior art and shortcoming.
The technical solution adopted by the present invention is as follows：
A kind of compatible auxiliary source charging system, including power battery management system, normal open switch, vehicle control device, accumulator,
Vehicle-mounted DC/DC converters and charging socket, the power battery management system respectively with the power battery pack, the electric power storage
Pond and the charging socket are connected, and are turned between the power battery management system and accumulator by the normal open switch
Connection, the accumulator is connected by the vehicle-mounted DC/DC converters with the charging socket, the power battery pack also with
The charging socket is connected；The charging socket is equipped with charger accessory power supply；The vehicle control device respectively with it is described
Power battery management system, normal open switch, vehicle-mounted DC/DC converters and the connection of charger accessory power supply phase control are set.
Further, the power battery management system is connected by CAN controlling bus with the charging socket.
Further, the charging socket is equipped with charging gun confirmation signal, and the charging gun confirmation signal is moved with described
Power battery management system is connected.
Further, the charging gun confirmation signal is CC2 signals.
Further, the vehicle control device controls the vehicle-mounted DC/DC converters to make described with charging in charging process
The charger of socket connection is powered for the accumulator.
A kind of charging method of compatible auxiliary source charging system, the charging method include step in detail below：
Step 1：Charger accessory power supply signal on vehicle control device detection charging socket, when detecting charger accessory power supply
During signal, vehicle control device control is closed normal open switch, and accumulator provides power supply to power battery management system；
Step 2：After power battery management system power supply, the charging gun confirmation signal on charging socket is detected, is charged when detecting
Rifle confirmation signal, power battery management system are interacted with the charger on charging socket by CAN communication, and charger starts to dynamic
Power battery pack charges；
Step 3：Vehicle control device controls vehicle-mounted DC/DC converters to carry out voltage transformation, then makes charging equipment simultaneously to electric power storage
Pond carries out boost charge；
Step 4：When the charger of power battery management system or charging socket is completed to charge or be abnormal out of control, vehicle
Controller disconnects normal open switch automatically, cuts off the power supply of power battery management system, and power battery pack cut-out charges, completes to fill
Electricity.
Further, vehicle control device controls and is closed the control mode of normal open switch as flash driving side in the step 1
Any one in formula or low side type of drive.
Further, in the step 3, the vehicle control device controls the vehicle-mounted DC/DC converters in charging process
The high pressure that the charging equipment being connected with charging socket is exported is made to be converted into low pressure to be powered for the accumulator.
Further, exception in the step 4 it is out of control including：Over-charging of battery, the battery failures of battery excess temperature or charging
Socket failure or complete vehicle fault.
By the above-mentioned description of this invention, compared to the prior art, the advantage of the invention is that：
The present invention participates in controlling in charging process by vehicle control device, when power battery management system and charger are out of control
In the case of, vehicle control device can control disconnection normal open switch, disconnect the low-voltage power supply of power battery management system, so as to cut off
Charging process, avoids power battery on fire or the security incident of explosion, improves the charging security of system.Meanwhile this programme
The system that the compatible accessory power supply of energy is 12V and 24V, more suitable for the use of two kinds of charging systems on existing market.
The content of the invention
Illustrate the specific embodiment for further illustrating the present invention with reference to the accompanying drawings.
As depicted in figs. 1 and 2, a kind of compatible auxiliary source charging system including power battery management system, normally opened is opened
Pass, vehicle control device, accumulator, vehicle-mounted DC/DC converters and charging socket, the power battery management system respectively with institute
Power battery pack, the accumulator and the charging socket is stated to be connected, the power battery management system and accumulator it
Between turned on and connect by the normal open switch, the accumulator passes through the vehicle-mounted DC/DC converters and the charging socket phase
Connection, the power battery pack are also connected with the charging socket；The charging socket is equipped with charger accessory power supply；Institute
Vehicle control device is stated to aid in the power battery management system, normal open switch, vehicle-mounted DC/DC converters and charger respectively
The connection of power supply phase control is set.
Further, the power battery management system is connected by CAN controlling bus with the charging socket.
Further, the charging socket is equipped with charging gun confirmation signal, and the charging gun confirmation signal is moved with described
Power battery management system is connected.
Further, the charging gun confirmation signal is CC2 signals.
Further, the vehicle control device controls the vehicle-mounted DC/DC converters to make described with charging in charging process
The charger of socket connection is powered for the accumulator.
A kind of charging method of compatible auxiliary source charging system, the charging method include step in detail below：
Step 1：Charger accessory power supply signal on vehicle control device detection charging socket, when detecting charger accessory power supply
During signal, vehicle control device control is closed normal open switch, and accumulator provides power supply to power battery management system；
Step 2：After power battery management system power supply, the charging gun confirmation signal on charging socket is detected, is charged when detecting
Rifle confirmation signal, power battery management system are interacted with the charger on charging socket by CAN communication, and charger starts to dynamic
Power battery pack charges；
Step 3：Vehicle control device controls vehicle-mounted DC/DC converters to carry out voltage transformation, then makes charging equipment simultaneously to electric power storage
Pond carries out boost charge；
Step 4：When the charger of power battery management system or charging socket is completed to charge or be abnormal out of control, vehicle
Controller disconnects normal open switch automatically, cuts off the power supply of power battery management system, and power battery pack cut-out charges, completes to fill
Electricity.
Further, vehicle control device controls and is closed the control mode of normal open switch as flash driving side in the step 1
Any one in formula or low side type of drive.
Further, in the step 3, the vehicle control device controls the vehicle-mounted DC/DC converters in charging process
The high pressure that the charging equipment being connected with charging socket is exported is made to be converted into low pressure to be powered for the accumulator.
Further, exception in the step 4 it is out of control including：Over-charging of battery, the battery failures of battery excess temperature or charging
Socket failure or complete vehicle fault.
The present invention participates in controlling in charging process by vehicle control device, when power battery management system and charger lose
In the case of control, vehicle control device can control disconnection normal open switch, disconnect the low-voltage power supply of power electric management system, so as to
Charging process is cut off, avoids power battery on fire or the security incident of explosion, improves the charging security of system.Meanwhile this
Scheme can be compatible with the system that accessory power supply is 12V and 24V, more suitable for the use of two kinds of charging systems on existing market.
The specific embodiment of the present invention is above are only, but the design concept of the present invention is not limited merely to this, every profit
The present invention is improved with carrying out unsubstantiality with this design, should belong to the behavior for invading the scope of the present invention.
Description of the drawings
Fig. 1 is charging side's flow chart of the prior art.
Fig. 2 is charging side's flow chart of the present invention.
Claims (9)
1. a kind of compatible auxiliary source charging system, it is characterised in that：Including power battery management system, normal open switch, vehicle
Controller, accumulator, vehicle-mounted DC/DC converters and charging socket, the power battery management system respectively with the power
Battery pack, the accumulator and the charging socket are connected, and pass through between the power battery management system and accumulator
The normal open switch conducting connection, the accumulator are connected by the vehicle-mounted DC/DC converters with the charging socket, institute
Power battery pack is stated also with the charging socket to be connected；The charging socket is equipped with charger accessory power supply；The vehicle
Controller respectively with the power battery management system, normal open switch, vehicle-mounted DC/DC converters and charger accessory power supply phase
Control connection is set.
2. the compatible auxiliary source charging system of one kind according to claim 1, it is characterised in that：The power battery management
System is connected by CAN controlling bus with the charging socket.
3. the compatible auxiliary source charging system of one kind according to claim 1, it is characterised in that：It is set on the charging socket
There is charging gun confirmation signal, the charging gun confirmation signal is connected with the power battery management system.
4. the compatible auxiliary source charging system of one kind according to claim 3, it is characterised in that：The charging gun confirmation letter
Number be CC2 signals.
5. the compatible auxiliary source charging system of one kind according to claim 1, it is characterised in that：The vehicle control device exists
Control the vehicle-mounted DC/DC converters that the charger being connected with charging socket is made to be supplied for the accumulator in charging process
Electricity.
6. a kind of charging method of compatible auxiliary source charging system, it is characterised in that：The charging method is included in detail below
Step：
Step 1：Charger accessory power supply signal on vehicle control device detection charging socket, when detecting charger accessory power supply
During signal, vehicle control device control is closed normal open switch, and accumulator provides power supply to power battery management system；
Step 2：After power battery management system power supply, the charging gun confirmation signal on charging socket is detected, is charged when detecting
Rifle confirmation signal, power battery management system are interacted with the charger on charging socket by CAN communication, and charger starts to dynamic
Power battery pack charges；
Step 3：Vehicle control device controls vehicle-mounted DC/DC converters to carry out voltage transformation, then makes charging equipment simultaneously to electric power storage
Pond carries out boost charge；
Step 4：When the charger of power battery management system or charging socket is completed to charge or be abnormal out of control, vehicle
Controller disconnects normal open switch automatically, cuts off the power supply of power battery management system, and power battery pack cut-out charges, completes to fill
Electricity.
7. a kind of charging method of compatible auxiliary source charging system according to claim 6, it is characterised in that：The step
Vehicle control device, which controls, in rapid one is closed the control mode of normal open switch as appointing in flash type of drive or low side type of drive
Meaning is a kind of.
8. a kind of charging method of compatible auxiliary source charging system according to claim 6, it is characterised in that：The step
In rapid three, the vehicle control device controls the vehicle-mounted DC/DC converters to make described with charging socket to be connected in charging process
The high pressure that charging equipment is exported is converted into low pressure and is powered for the accumulator.
9. a kind of charging method of compatible auxiliary source charging system according to claim 6, it is characterised in that：The step
Exception in rapid four it is out of control including：Over-charging of battery, the battery failures of battery excess temperature or charging socket failure or complete vehicle fault.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040438.0A CN108110855A (en) | 2018-01-16 | 2018-01-16 | A kind of compatible auxiliary source charging system and its charging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040438.0A CN108110855A (en) | 2018-01-16 | 2018-01-16 | A kind of compatible auxiliary source charging system and its charging method |
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| Publication Number | Publication Date |
|---|---|
| CN108110855A true CN108110855A (en) | 2018-06-01 |
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ID=62219034
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810040438.0A Pending CN108110855A (en) | 2018-01-16 | 2018-01-16 | A kind of compatible auxiliary source charging system and its charging method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050256A (en) * | 2018-07-12 | 2018-12-21 | 苏州舜唐新能源电控设备有限公司 | Electric car auxiliary power unit |
| CN109606111A (en) * | 2018-12-21 | 2019-04-12 | 中国重汽集团济南动力有限公司 | A kind of electric car supplementary controlled system and control method |
| CN115991114A (en) * | 2023-03-23 | 2023-04-21 | 宁德时代新能源科技股份有限公司 | Electric equipment and charging control method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1988313A (en) * | 2005-12-23 | 2007-06-27 | 比亚迪股份有限公司 | Controller for electric vehicle charging system |
| CN106059033A (en) * | 2016-07-08 | 2016-10-26 | 厦门金龙旅行车有限公司 | Electric vehicle DC charging low-voltage power supply management system |
-
2018
- 2018-01-16 CN CN201810040438.0A patent/CN108110855A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1988313A (en) * | 2005-12-23 | 2007-06-27 | 比亚迪股份有限公司 | Controller for electric vehicle charging system |
| CN106059033A (en) * | 2016-07-08 | 2016-10-26 | 厦门金龙旅行车有限公司 | Electric vehicle DC charging low-voltage power supply management system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050256A (en) * | 2018-07-12 | 2018-12-21 | 苏州舜唐新能源电控设备有限公司 | Electric car auxiliary power unit |
| CN109606111A (en) * | 2018-12-21 | 2019-04-12 | 中国重汽集团济南动力有限公司 | A kind of electric car supplementary controlled system and control method |
| CN115991114A (en) * | 2023-03-23 | 2023-04-21 | 宁德时代新能源科技股份有限公司 | Electric equipment and charging control method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180601 |
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| RJ01 | Rejection of invention patent application after publication |