CN110254380A - Electricity control system, method and vehicle - Google Patents
Electricity control system, method and vehicle Download PDFInfo
- Publication number
- CN110254380A CN110254380A CN201910507883.8A CN201910507883A CN110254380A CN 110254380 A CN110254380 A CN 110254380A CN 201910507883 A CN201910507883 A CN 201910507883A CN 110254380 A CN110254380 A CN 110254380A
- Authority
- CN
- China
- Prior art keywords
- battery
- voltage
- starter
- generator
- threshold value
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
Abstract
This disclosure relates to a kind of electricity control system, method and vehicle, the electricity control system includes: vehicle control device, first Power Supply Assembly, electric pressure converter, second Power Supply Assembly, first Power Supply Assembly is connect by the electric pressure converter with second Power Supply Assembly, first Power Supply Assembly includes the first battery, first load and starter/generator, second Power Supply Assembly includes the second battery and the second load, first battery, first load, the starter/generator, the electric pressure converter, second battery and second load are connect with the vehicle control device respectively；In this way, by replacing generator and starter with the starter/generator, it is able to ascend the resource utilization of weak mixing system, it include the electricity control system of starter/generator by using this, the power supply of flexible dispatching vehicle electrical equipment, so as to effectively improve the cruising ability of vehicle, the discharge amount of vehicle is reduced.
Description
Technical field
This disclosure relates to technical field of vehicle, and in particular, to a kind of electricity control system, method and vehicle.
Background technique
In order to reduce the discharge amount of conventional truck, vehicle performance is improved, vehicle manufacturers increase on traditional vehicle
The weak mixing system of 48V, i.e. the " weakness " hybrid power system of 48V, the weak mixing system of the 48V mainly include the battery of 48V, 48V's
The voltage inverter of the starter and 48V/12V (DC/DC (Direct Current, direct current)) of generator and 48V, with
And corresponding control module, engine fuel starting is driven by the starter of 48V in the vehicle launch stage, when engine start is complete
Cheng Hou, 48V starter stop working, and when meeting charge condition, start 48V generator, are 48V power supply system by 48V generator
System and the power supply of 12V power supply system, to achieve the purpose that reduce vehicle discharge amount.However, the weak mixing system of the 48V can not be sufficiently sharp
With system resource, a degree of wasting of resources will cause, discharge amount and the raising vehicle that can not reduce vehicle well are continuous
Boat ability.
Summary of the invention
Purpose of this disclosure is to provide a kind of electricity control system, method and vehicles, for solving the weak mixing system of vehicle not
The technical issues of system resource can be made full use of, vehicle cruising ability cannot be promoted well.
To achieve the goals above, the first aspect of the disclosure provides a kind of electricity control system, is applied to vehicle, described
Electricity control system includes: vehicle control device, the first Power Supply Assembly, electric pressure converter, the second Power Supply Assembly, first power supply
Component is connect by the electric pressure converter with second Power Supply Assembly, and first Power Supply Assembly includes the first battery,
First load and starter/generator, second Power Supply Assembly include that the second battery and second load, first battery,
First load, the starter/generator, the electric pressure converter, second battery and it is described second load respectively with
The vehicle control device connection；
Wherein, the vehicle control device, for when the engine for determining the vehicle is in operating status, it is determined whether
Power generation command is received, the power generation command is used to indicate the starter/generator power generation；The power generation command is received in determination
When, controlling the starter/generator is respectively first load supplying, is charged for first battery, and control the starting
Motor is respectively second load supplying by the electric pressure converter, is charged for second battery；It is not connect in determination
When receiving the power generation command of the starter/generator, controlling first battery is first load supplying, and described in control
Second battery is the second load supplying.
Optionally, the electricity control system further include: battery block system relay, the battery block system relay
One end is connect with second battery, and the other end is connect with second load and the electric pressure converter respectively；
The vehicle control device is also used to, after the second battery of the control is the second load supplying, described in acquisition
The current voltage of second battery；Determine whether the current voltage is less than or equal to preset first voltage threshold value；True
When the fixed current voltage is less than or equal to the first voltage threshold value, controls the battery cutter and disconnect, so that institute
It states the second battery and stops being second load supplying.
Optionally, the vehicle control device is also used to, and after controlling the battery cutter and disconnecting, is worked as described in determination
Whether preceding voltage is less than or equal to preset second voltage threshold value, and the second voltage threshold value is less than the first voltage threshold
Value；If it is determined that the current voltage is less than or equal to the second voltage threshold value, then controlling the starter/generator is respectively institute
The first load supplying is stated, is charged for first battery, and controls the battery cutter closure, makes the starter/generator
It is respectively second load supplying by the electric pressure converter, charges for second battery；If it is determined that described current
Voltage be greater than the second voltage threshold value, it is determined that the current voltage whether be greater than the first voltage threshold value and be less than or
Equal to preset tertiary voltage threshold value, the tertiary voltage threshold value is greater than the first voltage threshold value；When the current voltage is big
In the first voltage threshold value and it is less than or equal to the tertiary voltage threshold value, then controls the battery cutter closure,
So that second battery is second load supplying again.
Optionally, the vehicle control device is also used to, when the engine is in non-operating state, it is determined whether is received
To the enabled instruction of the engine；When determination receives the enabled instruction of the engine, the starter/generator band is controlled
The engine start is moved, and obtains the dump power of first battery and the startup power of the engine；Determine institute
Whether the dump power for stating the first battery is more than or equal to the startup power of the engine；If it is determined that first electric power storage
The dump power in pond is more than or equal to the startup power of the engine, then controlling first battery is that described rise generates electricity
Machine and the second load supplying；If it is determined that the dump power of first battery is less than the startup power of the engine, then control
First battery is made as starter/generator power supply, and controls battery block system relay closure, so that described the
Two batteries are starter/generator power supply by the electric pressure converter, and make second battery, second load
Power supply.
Optionally, the vehicle control device is also used to, and after second battery is second load supplying, is obtained
Take the current voltage of second battery；Determine whether the current voltage is less than or equal to preset 4th voltage threshold
Value；When determining that the current voltage is less than or equal to four voltage threshold, the battery block system relay is controlled
It disconnects, so that second battery stops being second load supplying；When determine the current voltage be greater than the described 4th
When voltage threshold, the battery block system relay closure is controlled, so that second battery continues as second load
Power supply.
Optionally, the vehicle control device is also used to, and when charging to the second battery, obtains second electric power storage
The current voltage in pond；Determine whether the current voltage is more than or equal to preset 5th voltage threshold；Work as described in the determination
When preceding voltage is more than or equal to five voltage threshold, battery block system relay closure is controlled, and makes described the
Two batteries are that first battery charges by the voltage converter；Obtain the residue electricity of first battery
Amount；When the remaining capacity of first battery is more than or equal to default remaining capacity threshold value, controls the battery and cut
Disconnected relay disconnects, so that second battery stops being that first battery is filled by the voltage converter
Electricity；When the remaining capacity of first battery is less than the default remaining capacity threshold value, the control electric power storage is continued to execute
Pond block system relay closure, and second battery is made to charge by the voltage converter first battery
The step of, until the remaining capacity of first battery is more than or equal to the default remaining capacity threshold value.
A kind of electric quantity controlling method is provided in the second aspect of the disclosure, is applied to vehicle, the vehicle includes vehicle control
Device processed, the first Power Supply Assembly, electric pressure converter, the second Power Supply Assembly, first Power Supply Assembly pass through the electric pressure converter
It is connect with second Power Supply Assembly, first Power Supply Assembly includes the first battery, the first load and starter/generator, institute
Stating the second Power Supply Assembly includes the second battery and the second load, first battery, first load, described power generation
Machine, the electric pressure converter, second battery and second load are connect with the vehicle control device respectively, described
Method includes:
When engine is in operating status, it is determined whether receive power generation command, the power generation command is used to indicate institute
State starter/generator power generation；
Determining that controlling the starter/generator is that first load and described first store when receiving the power generation command
Battery power supply, and controlling the starter/generator by the electric pressure converter is respectively second load supplying, is described the
The charging of two batteries；
Determining that controlling first battery is described first negative when not receiving the power generation command of the starter/generator
Power supply is carried, and controlling the second battery is the second load supplying.
Optionally, the vehicle further includes battery block system relay, one end of the battery block system relay and institute
The connection of the second battery is stated, the other end is connect with second load and the electric pressure converter respectively；In the control second
Battery be the second load supplying after, the method also includes:
Obtain the current voltage of second battery；
Determine whether the current voltage is less than or equal to preset first voltage threshold value；
When determining that the current voltage is less than or equal to the first voltage threshold value, the battery cutter is controlled
It disconnects, so that second battery stops being second load supplying.
Optionally, it is disconnected in the control battery cutter, so that second battery stops being described the
After two load supplyings, the method also includes:
Determine whether the current voltage is less than or equal to preset second voltage threshold value, the second voltage threshold value is small
In the first voltage threshold value；
If it is determined that the current voltage is less than or equal to the second voltage threshold value, then the starter/generator difference is controlled
It for first load supplying, charges for first battery, and controls the battery cutter closure, make the starting
Motor is respectively second load supplying by the electric pressure converter, is charged for second battery；
If it is determined that the current voltage is greater than the second voltage threshold value, it is determined that whether the current voltage is greater than described
First voltage threshold value and be less than or equal to preset tertiary voltage threshold value, the tertiary voltage threshold value be greater than the first voltage
Threshold value；
When the current voltage be greater than the first voltage threshold value and be less than or equal to the tertiary voltage threshold value, then control
The battery cutter closure is made, so that second battery is second load supplying again.
Optionally, the method also includes:
When the engine is in non-operating state, it is determined whether receive the enabled instruction of the engine；
When determination receives the enabled instruction of the engine, controls the starter/generator and the engine is driven to open
It is dynamic, and obtain the dump power of first battery and the startup power of the engine；
Determine whether the dump power of first battery is more than or equal to the startup power of the engine；
If it is determined that the dump power of first battery is more than or equal to the startup power of the engine, then control
First battery is the starter/generator and the second load supplying；
If it is determined that the dump power of first battery is less than the startup power of the engine, then described first is controlled
Battery is starter/generator power supply, and controls the battery block system relay closure, so that second battery is logical
The electric pressure converter is crossed as starter/generator power supply, and makes the power supply of second battery, second load.
Optionally, it is described make second battery, second load supplying after, the method also includes:
Obtain the current voltage of second battery；
Determine whether the current voltage is less than or equal to preset 4th voltage threshold；
When determining that the current voltage is less than or equal to four voltage threshold, control battery cutting after
Electric appliance disconnects, so that second battery stops being second load supplying；
When determining that the current voltage is greater than four voltage threshold, controls the battery block system relay and close
It closes, so that second battery continues as second load supplying.
Optionally, the method also includes:
When charging to the second battery, the current voltage of second battery is obtained；
Determine whether the current voltage is more than or equal to preset 5th voltage threshold；
When determining that the current voltage is more than or equal to five voltage threshold, control battery cutting after
Electric appliance closure, and second battery is made to charge by the voltage converter first battery；
Obtain the remaining capacity of first battery；
When the remaining capacity of first battery is more than or equal to default remaining capacity threshold value, the electric power storage is controlled
Pond block system relay disconnects, so that second battery stops through the voltage converter being first battery progress
Charging；
When the remaining capacity of first battery is less than the default remaining capacity threshold value, continue to execute described in control
Battery block system relay closure, and carry out second battery by the voltage converter first battery
The step of charging, until the remaining capacity of first battery is more than or equal to the default remaining capacity threshold value.
A kind of vehicle is provided in the third aspect of the disclosure, the vehicle includes the control of electricity described in the above first aspect
System.
Through the above technical solutions, providing a kind of electricity control system, method and vehicle, the electricity control system packet
Include: vehicle control device, the first Power Supply Assembly, electric pressure converter, the second Power Supply Assembly, first Power Supply Assembly pass through the electricity
Pressure converter is connect with second Power Supply Assembly, and first Power Supply Assembly includes the first battery, and first loads and rise
Generator, second Power Supply Assembly include the second battery and second load, first battery, it is described first load,
The starter/generator, the electric pressure converter, second battery and it is described second load respectively with the vehicle control
Device connection；Wherein, the vehicle control device, for when the engine for determining the vehicle is in operating status, it is determined whether
Power generation command is received, the power generation command is used to indicate the starter/generator power generation；The power generation command is received in determination
When, controlling the starter/generator is respectively first load supplying, is charged for first battery, and control the starting
Motor is respectively second load supplying by the electric pressure converter, is charged for second battery；It is not connect in determination
When receiving the power generation command of the starter/generator, controlling first battery is first load supplying, and described in control
Second battery is the second load supplying.In this way, being able to ascend weak mixed by replacing generator and starter with the starter/generator
The resource utilization of system avoids the technical problem that the utilization rate of generator and starter is low in traditional weak mixing system；It is logical
Cross include using this starter/generator electricity control system, the power supply of flexible dispatching vehicle electrical equipment, so as to have
Effect improves the cruising ability of vehicle, reduces the discharge amount of vehicle.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the disclosure, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings:
Fig. 1 a is a kind of block diagram for electricity control system that one exemplary embodiment of the disclosure provides；
Fig. 1 b is a kind of block diagram of electricity control system shown according to Fig. 1 a illustrated embodiment；
Fig. 2 is a kind of flow chart for electric quantity controlling method that disclosure another exemplary embodiment provides；
Fig. 3 is a kind of flow chart of electric quantity controlling method shown in disclosure another exemplary embodiment.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
Firstly, the application scenarios to the disclosure are illustrated, the disclosure can be applied to the vehicle with the weak mixing system of 48V
, wherein the weak mixing system of the 48V mainly includes the battery of 48V, the generator of 48V and the starter of 48V and 48V/12V
(DC/DC) voltage inverter and corresponding control module.Vehicle with the weak mixing system of the 48V is in the vehicle launch stage
Engine start is driven by the starter of 48V, after the completion of engine start, 48V starter stops working, and is meeting the item that charges
When part, start 48V generator, is that 48V power supply system and 12V power supply system are powered by 48V generator.It is this weak mixed with 48V
The vehicle of system is mainly travelled with engine driving, drives engine start by starter, to reach saving fuel, reduces vehicle
The purpose of discharge amount.For example, engine no longer keeps idling mode, but enters in vehicle when encountering red light or traffic congestion
Closed state is starter power supply by battery, assists the engine quickly to open by starter until green light or normal traffic
It is dynamic, vehicle driving is driven, can be effectively reduced the oil consumption of engine.However, on the one hand, due to being started in the weak mixing system of the 48V
Machine only just will use in engine start, and generator is also that normal vehicle operation and battery need to charge Shi Caihui work
Make, therefore the starter and generator can have more idle period, cannot be fully utilized, and will cause a degree of money
Source waste.
On the other hand, the existing electricity control strategy proposed based on the weak mixing system of the 48V is lacked according to battery
Remaining capacity situation controls the initiate mode of comfort type electrical equipment, can not pass through the initiate mode of control comfort type electrical equipment
Cooperate starter drive engine start, can not flexible dispatching vehicle electrical equipment power supply, so that vehicle can be reduced
The reliability of starting will also result in unnecessary kwh loss, is unfavorable for reducing the discharge amount of vehicle and improves cruising ability.
To solve the above-mentioned problems, the disclosure provides a kind of electricity control system, method and vehicle, the electricity control system
It include: vehicle control device, the first Power Supply Assembly, electric pressure converter, the second Power Supply Assembly, first Power Supply Assembly passes through described
Electric pressure converter is connect with second Power Supply Assembly, first Power Supply Assembly include the first battery, first load and
Starter/generator, second Power Supply Assembly include the second battery and the second load, first battery, described first negative
Load, the starter/generator, the electric pressure converter, second battery and it is described second load respectively with the vehicle control
Device connection processed；Wherein, the vehicle control device, for when the engine for determining the vehicle is in operating status, determination to be
No to receive power generation command, the power generation command is used to indicate the starter/generator power generation；Determining that receiving the power generation refers to
When enabling, controlling the starter/generator is respectively first load supplying, is charged for first battery, and controls described rise
Generator is respectively second load supplying by the electric pressure converter, is charged for second battery；It is determining not
When receiving the power generation command of the starter/generator, controlling first battery is first load supplying, and controls institute
Stating the second battery is the second load supplying.In this way, being able to ascend weak by replacing generator and starter with the starter/generator
The resource utilization of mixing system avoids the technical problem that the utilization rate of generator and starter is low in traditional weak mixing system；
It include the electricity control system of starter/generator by using this, the power supply of flexible dispatching vehicle electrical equipment, so as to
The cruising ability for effectively improving vehicle reduces the discharge amount of vehicle.
The specific embodiment of the disclosure is described in detail with reference to the accompanying drawing.
Fig. 1 a is a kind of block diagram for electricity control system that one exemplary embodiment of the disclosure provides；Referring to Fig. 1, the electricity
Control system includes: vehicle control device 101, and the first Power Supply Assembly 102, electric pressure converter 103, the second Power Supply Assembly 104, this
One Power Supply Assembly 102 is connect by the electric pressure converter 103 with second Power Supply Assembly 104, which includes
First battery 1021, the first load 1023 and starter/generator 1022, second Power Supply Assembly 104 include the second battery
1041 and second load 1042, first battery 1021, first load 1023, the starter/generator 1022, voltage conversion
Device 103, second battery 1041 and second load 1042 are connect with the vehicle control device 101 respectively；
Wherein, vehicle control device 101, for when the engine for determining the vehicle is in operating status, it is determined whether
Power generation command is received, which is used to indicate starter/generator power generation；When determination receives the power generation command, control
The starter/generator is respectively first load supplying, is charged for first battery, and controls the starter/generator and pass through the voltage
Converter is respectively second load supplying, for second battery charging；Determining the power generation for not receiving the starter/generator
When instruction, controlling first battery is first load supplying, and controlling second battery is the second load supplying.
Illustratively, as shown in Figure 1 b, which is a kind of electricity control system shown according to Fig. 1 a illustrated embodiment
Block diagram, first Power Supply Assembly be 48V Power Supply Assembly, first battery be 48V direct-flow storage battery, this first load it is specified
Voltage is 48V, and when which works as starter, voltage rating 48V, the starter/generator works as generator
When, the voltage rating of output is 48V.Second Power Supply Assembly is 12V Power Supply Assembly, which is 12V DC storage
Battery, the voltage rating of second load are 12V.The electric pressure converter is the dc voltage changer of 48V/12V, the vehicle control
Device processed can be BCM (Body Control Module, car body control module), which passes through CAN line and EMS
(Engine Management System, engine management system) and TCU (Transmission Control Unit, automatically
Gear box control unit) and 48V/12V dc voltage changer connection, one end of the dc voltage changer connects 12V
Load and 12V battery, the other end connect 48V battery and 48V load and starter/generator.Wherein, 12V load includes relaxing
Adaptive electrical equipment (such as: air-conditioning, interior lampet, audio-visual devices etc.) and indispensable type electrical equipment (for example, the outer headlight of vehicle, turn
To lamp, wiper etc.), the comfort electrical equipment which is 12V；The 48V battery be used for as 48V load supplying or
Person is 12V load supplying by the dc voltage changer, is charged for 12V battery；The 12V battery is used to load for 12V
Power supply is alternatively, be 48V load supplying by the DC voltage converter, for the charging of 48V battery；The starter/generator is in engine
For driving engine to operate when starting, when engine works well, which stops driving engine rotation, when full
When sufficient power generation conditions, which converts electric energy for the energy of other forms, charges for 48V battery, supplies for 48V load
Electricity, or passing through the dc voltage changer is the charging of 12V battery, is 12V load supplying, the 48V battery and 12V electric power storage
Pond is equipped with storage battery sensor, for acquiring respective battery condition.Whether the engine is in operating condition, can pass through
The revolving speed of engine determines, for example, determining at the engine when the revolving speed of engine is more than or equal to preset rotation speed threshold value
In operating condition；When the revolving speed of engine is less than the preset rotation speed threshold value, determine that the engine is in non-operating state.
Above-mentioned technical proposal is able to ascend the money of weak mixing system by replacing generator and starter with the starter/generator
Source utilization rate avoids the technical problem that the utilization rate of generator and starter is low in traditional weak mixing system；By using this
Electricity control system including starter/generator, the power supply of flexible dispatching vehicle electrical equipment, so as to effectively improve vehicle
Cruising ability, reduce the discharge amount of vehicle.
Optionally, electricity control system further include: battery block system relay 105, the battery block system relay 105
One end connect with second battery 1041, the other end respectively with this second load 1042 and the electric pressure converter 103 connect；
The vehicle control device 101 is also used to, second battery of control be the second load supplying after, obtain this second
The current voltage of battery；Determine whether the current voltage is less than or equal to preset first voltage threshold value；Deserve in determination
When preceding voltage is less than or equal to the first voltage threshold value, battery cutter disconnection is controlled, so that second battery stops
It is only second load supplying.
It should be noted that second load is 12V comfort type electrical equipment still by taking system shown in Figure 1 block diagram as an example,
The 12V battery is connect with second load and the dc voltage changer respectively by the battery cutter, when the storage
When battery cutout relay is closed, 12V battery can be second load supplying, and be by the dc voltage changer
48V load supplying is that starter/generator is powered, is the charging of 48V battery, and when the battery cutter disconnects, second storage
Battery is not connect with the second load, electric pressure converter and first Power Supply Assembly.In such manner, it is possible to which the static state of vehicle is effectively reduced
Electric current reduces the loss of the second accumulator electric-quantity during vehicle is stood.
Optionally, which is also used to, and after controlling the battery cutter and disconnecting, determines that this is current
Whether voltage is less than or equal to preset second voltage threshold value, which is less than the first voltage threshold value；If really
The fixed current voltage is less than or equal to the second voltage threshold value, then controlling the starter/generator is respectively first load supplying,
It charges for first battery, and controls battery cutter closure, distinguish the starter/generator by the electric pressure converter
For second load supplying, charge for second battery；If it is determined that the current voltage is greater than the second voltage threshold value, it is determined that
Whether the current voltage is greater than the first voltage threshold value and is less than or equal to preset tertiary voltage threshold value, the tertiary voltage threshold
Value is greater than the first voltage threshold value；When the current voltage is greater than the first voltage threshold value and is less than or equal to the tertiary voltage threshold
Value then controls battery cutter closure, so that second battery is second load supplying again.
Illustratively, which can be 12.2V, which can be 10.6V, the tertiary voltage
Threshold value can be 13.5V.The current voltage can be obtained by 12V storage battery sensor, which will acquire
Voltage signal be sent to the vehicle control device, the vehicle control device according to the situation of the current voltage of second battery determine
Whether it is the comfort type power supply for electrical equipment, when the voltage of the 12V battery, which is greater than 10.6V, is less than or equal to 12.2V, stops
It is only the comfort power supply for electrical equipment；When the voltage of the 12V battery, which is greater than 12.2V, is less than or equal to 13.5V, restore
The power supply of the comfort type electrical equipment keeps the disconnection of battery relay when the voltage of the 12V battery is greater than 13.5V
State stops as the power supply of the comfort type electrical equipment, to prevent because of the overtension of second battery, and damages this and relaxes
Suitable type electrical equipment.
Optionally, which is also used to, when the engine is in non-operating state, it is determined whether receives
To the enabled instruction of the engine；When determination receives the enabled instruction of the engine, controls the starter/generator and drive the hair
Motivation starting, and obtain the dump power of first battery and the startup power of the engine；Determine first battery
Whether dump power is more than or equal to the startup power of the engine；If it is determined that the dump power of first battery be greater than or
Person is equal to the startup power of the engine, then controlling first battery is the starter/generator and the second load supplying；If it is determined that
The dump power of first battery is less than the startup power of the engine, then controls first battery as starter/generator confession
Electricity, and battery block system relay closure is controlled, so that second battery is the starter/generator by the electric pressure converter
Power supply, and make the power supply of second battery, second load.
Illustratively, the startup power (i.e. the starter/generator drive the engine rotation needed for power) of the engine can be with
It is preset power based on experience value, drives the hair when the dump power of the 48V battery is more than or equal to the starter/generator
When power needed for motivation rotation, starter/generator power supply is individually for by the 48V battery；When the remaining function of the 48V battery
It is jointly this by the 48V battery and 12V battery when rate is less than power needed for the starter/generator drives the engine rotation
Starter/generator power supply.Wherein, due to the supply voltage of the starter/generator be 48V, so the 12V battery output electricity need through
Overvoltage converter is converted into 48V, to meet the power demands of the starter/generator.In such manner, it is possible to which the starter/generator is effectively ensured
Power demand when as starter work reduces vehicle discharge amount to improve the reliability of vehicle launch, promotes vehicle and uses
Family experience.
Optionally, which is also used to, and after second battery is second load supplying, obtains
The current voltage of second battery；Determine whether the current voltage is less than or equal to preset 4th voltage threshold；When true
When the fixed current voltage is less than or equal to four voltage thresholds, control battery block system relay disconnection so that this
Two batteries stop being second load supplying；When determining that the current voltage is greater than four voltage thresholds, the electric power storage is controlled
Pond block system relay closure, so that second battery continues as second load supplying.
Wherein, the 4th voltage threshold can be less than first voltage threshold value and be greater than second voltage threshold value；For example, it may be
11.2V, 11.5V, 11.8V etc..Since second battery needs to power for starter/generator, it is somebody's turn to do to guarantee that starter/generator drives
Power needed for engine start, the voltage of second battery needs to be greater than the 4th voltage threshold, when second battery
Voltage be less than four voltage thresholds when, need to cut off the fractional load on second battery, to guarantee starter/generator
Power demand, therefore, the fractional load are second load (comfort type electrical equipment).In this way, passing through cutting comfort type electricity consumption
Equipment guarantees the power demands of starter/generator, can either improve the reliability of vehicle launch, and can save electricity, so as to
Enough reduce the oil consumption of vehicle.
Optionally, which is also used to, and when charging to the second battery, obtains second electric power storage
The current voltage in pond；Determine whether the current voltage is more than or equal to preset 5th voltage threshold；Determining the current electricity
When pressure is more than or equal to five voltage thresholds, battery block system relay closure is controlled, and keeps second battery logical
Crossing the voltage converter is that first battery charges；Obtain the remaining capacity of first battery；When first electric power storage
When the remaining capacity in pond is more than or equal to default remaining capacity threshold value, battery block system relay disconnection is controlled, so that should
Second battery stops being that first battery charges by the voltage converter；When the remaining capacity of first battery
When presetting remaining capacity threshold value less than this, continues to execute and control battery block system relay closure, and make second battery
By the voltage converter be first battery charged the step of, until first battery remaining capacity be greater than or
Person is equal to the default remaining capacity threshold value.
Wherein, the 5th voltage threshold can be greater than second voltage threshold value and be less than tertiary voltage threshold value, such as can be
12.5V, 12.8V or 13.0V etc., the preset remaining capacity can be preset remaining capacity based on experience value, such as can
To be 80%, 85% or 90% etc..In this way, the service life of first battery and the second battery can either be improved, and energy
The reliability of vehicle launch is enough improved, so as to reduce the discharge amount of vehicle, promotes vehicle user experience.
Fig. 2 is a kind of flow chart for electric quantity controlling method that disclosure another exemplary embodiment provides；Referring to fig. 2, should
Electric quantity controlling method is applied to vehicle, this method comprises:
Step 200, the revolving speed of the engine is obtained, and determines whether the engine is in operating status.
Wherein, if engine is in operating status, 201 are thened follow the steps, if engine is in non-operating state, is executed
Step 202.
Step 201, it is determined whether receive power generation command.
Wherein, which is used to indicate starter/generator power generation.When determination receives the power generation command, step is executed
Rapid 2011, when determination does not receive the power generation command of the starter/generator, step 2012 is executed to 2019.
Wherein, which includes vehicle control device, and the first Power Supply Assembly, electric pressure converter, the second Power Supply Assembly, this first
Power Supply Assembly is connect by the electric pressure converter with second Power Supply Assembly, which includes the first battery, the
One load and starter/generator, second Power Supply Assembly include the second battery and second load, first battery, this first
Load, the starter/generator, the electric pressure converter, second battery and second load connect with the vehicle control device respectively
It connects.The vehicle further includes battery block system relay, and one end of the battery block system relay is connect with second battery,
The other end is connect with second load and the electric pressure converter respectively.
Step 202, it is determined whether receive the enabled instruction of the engine.
Wherein, in the enabled instruction for receiving the engine, step 2021 is executed to 2022；
When not receiving the enabled instruction of the engine, vehicle enters static managing electric quantity mode, i.e. vehicle is being stood
Electric quantity controlling method under state, the electric quantity controlling method under the static condition can be in anti-with reference to vehicle in the prior art
Electric quantity controlling method under robber's state or non-fired state, details are not described herein again.
Step 2011, controlling the starter/generator is first load and first storage battery power supply, and controls this and play power generation
Machine is respectively second load supplying by the electric pressure converter, for second battery charging.
Step 2012, controlling first battery is first load supplying, and controlling the second battery is the second load
Power supply.
Step 2013, the current voltage of second battery is obtained.
Step 2014, determine whether the current voltage is less than or equal to preset first voltage threshold value.
Wherein, when determining that the current voltage is less than or equal to the first voltage threshold value, step 2015 is executed to 2016.
When determining that the current voltage is greater than the first voltage threshold value, step 2013 is continued to execute.
Step 2015, battery cutter disconnection is controlled, so that second battery stops being second load supplying.
Step 2016, determine whether the current voltage is less than or equal to preset second voltage threshold value.
Wherein, which is less than the first voltage threshold value.
If it is determined that the current voltage is less than or equal to the second voltage threshold value, 2017 are thened follow the steps；
If it is determined that the current voltage is greater than the second voltage threshold value, 2018 to 2019 are thened follow the steps.
Step 2017, controlling the starter/generator is respectively first load supplying, is charged for first battery, and control
Battery cutter closure, makes the starter/generator by the electric pressure converter be respectively second load supplying, for this second
Battery charging.
Step 2018, determine whether the current voltage is greater than the first voltage threshold value and is less than or equal to preset third
Voltage threshold.
Wherein, which is greater than the first voltage threshold value.
When the current voltage be greater than the first voltage threshold value and be less than or equal to the tertiary voltage threshold value, then follow the steps
2019；
When the current voltage be less than the first voltage threshold value, or be greater than the tertiary voltage threshold value, then continue keep stop
For the state of second load supplying.
Step 2019, battery cutter closure is controlled, so that second battery is second load supplying again.
Step 2021, it controls the starter/generator and drives the engine start, and obtain the dump power of first battery
With the startup power of the engine.
Step 2022, determine whether the dump power of first battery is more than or equal to the starting function of the engine
Rate.
Wherein, however, it is determined that the dump power of first battery is more than or equal to the startup power of the engine, then holds
Row step 2023；
If it is determined that the dump power of first battery be less than the engine startup power, then follow the steps 2024 to
2026。
Step 2023, controlling first battery is the starter/generator and the second load supplying.
Step 2024, first battery is controlled as starter/generator power supply, and is controlled the battery block system relay and closed
Close so that second battery by the electric pressure converter be the starter/generator power, and make second battery this second
The power supply of load.
Step 2025, the current voltage of second battery is obtained.
Step 2026, determine whether the current voltage is less than or equal to preset 4th voltage threshold.
Wherein, when determining that the current voltage is less than or equal to four voltage thresholds, step 2027 is executed；
When determining that the current voltage is greater than four voltage thresholds, step 2028 is executed.
Step 2027, battery block system relay disconnection is controlled, so that second battery stops as second load
Power supply.
Step 2028, battery block system relay closure is controlled, so that second battery continues as second load
Power supply.
By adopting the above technical scheme, be able to ascend the resource utilization of weak mixing system, improve vehicle launch reliability and
The cruising ability of vehicle promotes vehicle user experience so as to which the discharge amount of vehicle is effectively reduced.
Fig. 3 is a kind of flow chart of electric quantity controlling method shown in disclosure another exemplary embodiment；It, should referring to Fig. 3
Method can be applied to the charging process of vehicle, which includes the first battery, the second battery and electric pressure converter, be somebody's turn to do
Method includes:
Step 301, when second battery is in charged state, the current voltage of second battery is obtained.
Step 302, determine whether the current voltage is more than or equal to preset 5th voltage threshold.
Wherein, when determining that the current voltage is more than or equal to five voltage thresholds, step 303 is executed to 305.
When determining that the current voltage is less than five voltage thresholds, then return step 301, continue to obtain second electric power storage
The current voltage in pond.
Step 303, battery block system relay closure is controlled, and second battery is made to pass through the voltage converter
First battery charges.
Step 304, the remaining capacity of first battery is obtained.
Step 305, determine that the remaining capacity of first battery is more than or equal to default remaining capacity threshold value.
Wherein, when the remaining capacity of first battery is more than or equal to default remaining capacity threshold value, step is executed
306, when the remaining capacity of first battery is less than the default remaining capacity threshold value, continue to execute step 303 to 305, directly
Remaining capacity to first battery is more than or equal to the default remaining capacity threshold value.
Step 306, battery block system relay disconnection is controlled, so that second battery stopping is converted by the voltage
Device is that first battery charges.
By adopting the above technical scheme, it can be improved the reliability of vehicle launch, to reduce vehicle discharge amount, additionally it is possible to mention
The service life for rising battery, to promote user experience.
A kind of vehicle is provided in disclosure another exemplary embodiment, which includes the control of electricity shown in figure 1 above
System.
About the specific embodiment for executing operation in above-described embodiment, carried out in the embodiment in relation to system
Detailed description, no detailed explanation will be given here.
Those skilled in the art will readily occur to other embodiment party of the disclosure after considering specification and practicing the disclosure
Case.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or adaptability
Variation follows the general principles of this disclosure and including the undocumented common knowledge or usual skill in the art of the disclosure
Art means.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following claim
It points out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (13)
1. a kind of electricity control system, which is characterized in that it is applied to vehicle, the electricity control system includes: vehicle control device,
First Power Supply Assembly, electric pressure converter, the second Power Supply Assembly, first Power Supply Assembly by the electric pressure converter with it is described
Second Power Supply Assembly connection, first Power Supply Assembly include the first battery, first load and starter/generator, described second
Power Supply Assembly includes the second battery and the second load, first battery, first load, the starter/generator, institute
Electric pressure converter, second battery and second load is stated to connect with the vehicle control device respectively；
Wherein, the vehicle control device, for when the engine for determining the vehicle is in operating status, it is determined whether receive
To power generation command, the power generation command is used to indicate the starter/generator power generation；When determination receives the power generation command, control
Making the starter/generator is respectively first load supplying, is charged for first battery, and control the starter/generator
It is respectively second load supplying by the electric pressure converter, charges for second battery；It is not received in determination
When the power generation command of the starter/generator, controlling first battery is first load supplying, and controls described second
Battery is the second load supplying.
2. system according to claim 1, which is characterized in that the electricity control system further include: battery cutting after
Electric appliance, one end of the battery block system relay are connect with second battery, and the other end is loaded with described second respectively
It is connected with the electric pressure converter；
The vehicle control device is also used to, and after the second battery of the control is the second load supplying, obtains described second
The current voltage of battery；Determine whether the current voltage is less than or equal to preset first voltage threshold value；Determining
It when stating current voltage less than or equal to the first voltage threshold value, controls the battery cutter and disconnects, so that described the
Two batteries stop being second load supplying.
3. system according to claim 2, which is characterized in that the vehicle control device is also used to, and is controlling the electric power storage
After pond cutter disconnects, determine whether the current voltage is less than or equal to preset second voltage threshold value, described second
Voltage threshold is less than the first voltage threshold value；If it is determined that the current voltage is less than or equal to the second voltage threshold value,
Then controlling the starter/generator is respectively first load supplying, is charged for first battery, and control the electric power storage
Pond cutter closure, makes the starter/generator by the electric pressure converter be respectively second load supplying, is described the
The charging of two batteries；If it is determined that the current voltage is greater than the second voltage threshold value, it is determined that whether the current voltage is big
In the first voltage threshold value and it is less than or equal to preset tertiary voltage threshold value, the tertiary voltage threshold value is greater than described the
One voltage threshold；When the current voltage be greater than the first voltage threshold value and be less than or equal to the tertiary voltage threshold value,
The battery cutter closure is then controlled, so that second battery is second load supplying again.
4. system according to claim 2, which is characterized in that the vehicle control device is also used to, at the engine
When non-operating state, it is determined whether receive the enabled instruction of the engine；Opening for the engine is received in determination
When dynamic instruction, control the starter/generator and drive the engine start, and obtain first battery dump power and
The startup power of the engine；Determine whether the dump power of first battery is more than or equal to the engine
Startup power；If it is determined that the dump power of first battery is more than or equal to the startup power of the engine, then control
Making first battery is the starter/generator and the second load supplying；If it is determined that the dump power of first battery is small
In the startup power of the engine, then first battery is controlled as starter/generator power supply, and control the electric power storage
Block system relay closure in pond so that second battery is starter/generator power supply by the electric pressure converter, and makes
Second battery is the power supply of second load.
5. system according to claim 4, which is characterized in that the vehicle control device is also used to, in second electric power storage
Pond is the current voltage of acquisition second battery after second load supplying；Determine whether the current voltage is small
In or equal to preset 4th voltage threshold；When determine the current voltage be less than or equal to the 4th voltage threshold
When, it controls the battery block system relay and disconnects, so that second battery stops being second load supplying；When true
When the fixed current voltage is greater than four voltage threshold, the battery block system relay closure is controlled, so that described the
Two batteries continue as second load supplying.
6. system according to claim 2, which is characterized in that the vehicle control device is also used to, to the second battery
When being charged, the current voltage of second battery is obtained；It is default to determine whether the current voltage is more than or equal to
The 5th voltage threshold；When determining that the current voltage is more than or equal to five voltage threshold, the electric power storage is controlled
Pond block system relay closure, and fill second battery by the voltage converter first battery
Electricity；Obtain the remaining capacity of first battery；When the remaining capacity of first battery is more than or equal to default remain
It when remaining power threshold, controls the battery block system relay and disconnects, so that second battery stops passing through the voltage
Converter is that first battery charges；When the remaining capacity of first battery is less than the default remaining capacity
When threshold value, the control battery block system relay closure is continued to execute, and turn second battery by the voltage
Changing device is the step of first battery is charged, until the remaining capacity of first battery is more than or equal to institute
State default remaining capacity threshold value.
7. a kind of electric quantity controlling method, which is characterized in that be applied to vehicle, the vehicle includes vehicle control device, the first power supply
Component, electric pressure converter, the second Power Supply Assembly, first Power Supply Assembly pass through the electric pressure converter and second power supply
Component connection, first Power Supply Assembly include the first battery, the first load and starter/generator, second Power Supply Assembly
It is loaded including the second battery and second, first battery, first load, the starter/generator, the voltage turn
Parallel operation, second battery and second load are connect with the vehicle control device respectively, which comprises
When engine is in operating status, it is determined whether receive power generation command, the power generation command is used to indicate described rise
Electrical power generators；
Determining that controlling the starter/generator is first load and first battery when receiving the power generation command
Power supply, and controlling the starter/generator by the electric pressure converter is respectively second load supplying, is stored for described second
Battery charging；
Determining that controlling first battery is that first load supplies when not receiving the power generation command of the starter/generator
Electricity, and controlling the second battery is the second load supplying.
8. battery block system relay is described the method according to the description of claim 7 is characterized in that the vehicle further includes
One end of battery block system relay is connect with second battery, and the other end loads respectively with described second and the voltage
Converter connection；After the second battery of the control is the second load supplying, the method also includes:
Obtain the current voltage of second battery；
Determine whether the current voltage is less than or equal to preset first voltage threshold value；
When determining that the current voltage is less than or equal to the first voltage threshold value, it is disconnected to control the battery cutter
It opens, so that second battery stops being second load supplying.
9. according to the method described in claim 8, it is characterized in that, disconnected in the control battery cutter, so that
Second battery stops after being second load supplying, the method also includes:
Determine whether the current voltage is less than or equal to preset second voltage threshold value, the second voltage threshold value is less than institute
State first voltage threshold value；
If it is determined that the current voltage is less than or equal to the second voltage threshold value, then controlling the starter/generator is respectively institute
The first load supplying is stated, is charged for first battery, and controls the battery cutter closure, makes the starter/generator
It is respectively second load supplying by the electric pressure converter, charges for second battery；
If it is determined that the current voltage is greater than the second voltage threshold value, it is determined that whether the current voltage is greater than described first
Voltage threshold and be less than or equal to preset tertiary voltage threshold value, the tertiary voltage threshold value be greater than the first voltage threshold
Value；
When the current voltage be greater than the first voltage threshold value and be less than or equal to the tertiary voltage threshold value, then control institute
Battery cutter closure is stated, so that second battery is second load supplying again.
10. according to the method described in claim 8, it is characterized in that, the method also includes:
When the engine is in non-operating state, it is determined whether receive the enabled instruction of the engine；
When determination receives the enabled instruction of the engine, controls the starter/generator and drive the engine start, and
Obtain the dump power of first battery and the startup power of the engine；
Determine whether the dump power of first battery is more than or equal to the startup power of the engine；
If it is determined that the dump power of first battery is more than or equal to the startup power of the engine, then described in control
First battery is the starter/generator and the second load supplying；
If it is determined that the dump power of first battery is less than the startup power of the engine, then first electric power storage is controlled
Pond is starter/generator power supply, and controls the battery block system relay closure, so that second battery passes through institute
Electric pressure converter is stated as starter/generator power supply, and makes the power supply of second battery, second load.
11. according to the method described in claim 10, it is characterized in that, keeping second battery described second negative described
After carrying power supply, the method also includes:
Obtain the current voltage of second battery；
Determine whether the current voltage is less than or equal to preset 4th voltage threshold；
When determining that the current voltage is less than or equal to four voltage threshold, the battery block system relay is controlled
It disconnects, so that second battery stops being second load supplying；
When determining that the current voltage is greater than four voltage threshold, the battery block system relay closure is controlled, with
Second battery is set to continue as second load supplying.
12. according to the method described in claim 8, it is characterized in that, the method also includes:
When charging to the second battery, the current voltage of second battery is obtained；
Determine whether the current voltage is more than or equal to preset 5th voltage threshold；
When determining that the current voltage is more than or equal to five voltage threshold, the battery block system relay is controlled
Closure, and second battery is made to charge by the voltage converter first battery；
Obtain the remaining capacity of first battery；
When the remaining capacity of first battery is more than or equal to default remaining capacity threshold value, controls the battery and cut
Disconnected relay disconnects, so that second battery stops being that first battery is filled by the voltage converter
Electricity；
When the remaining capacity of first battery is less than the default remaining capacity threshold value, the control electric power storage is continued to execute
Pond block system relay closure, and second battery is made to charge by the voltage converter first battery
The step of, until the remaining capacity of first battery is more than or equal to the default remaining capacity threshold value.
13. a kind of vehicle, which is characterized in that the vehicle includes electricity control system described in any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507883.8A CN110254380A (en) | 2019-06-12 | 2019-06-12 | Electricity control system, method and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507883.8A CN110254380A (en) | 2019-06-12 | 2019-06-12 | Electricity control system, method and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110254380A true CN110254380A (en) | 2019-09-20 |
Family
ID=67917931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910507883.8A Pending CN110254380A (en) | 2019-06-12 | 2019-06-12 | Electricity control system, method and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110254380A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920548A (en) * | 2019-11-20 | 2020-03-27 | 北京北汽德奔汽车技术中心有限公司 | Vehicle power supply control method, controller, system and vehicle |
| CN111173614A (en) * | 2019-12-30 | 2020-05-19 | 北汽福田汽车股份有限公司 | Engine control system and method and vehicle |
| CN111478385A (en) * | 2020-03-23 | 2020-07-31 | 义乌吉利动力总成有限公司 | Vehicle low-voltage protection control method, device and system and computer storage medium |
| CN112319248A (en) * | 2020-11-17 | 2021-02-05 | 睿驰电装(大连)电动系统有限公司 | Method and device for controlling starting of engine of extended range electric vehicle |
| CN113328491A (en) * | 2021-05-31 | 2021-08-31 | 东风商用车有限公司 | Dual-power circuit for high-power load and power supply method thereof |
| CN113602099A (en) * | 2021-08-05 | 2021-11-05 | 赖富刚 | Automobile and self-sufficient power supply energy-saving system |
| CN113665509A (en) * | 2020-05-15 | 2021-11-19 | 广州汽车集团股份有限公司 | Method and device for controlling electric quantity of vehicle storage battery and readable storage medium |
| CN114084086A (en) * | 2021-10-14 | 2022-02-25 | 江铃汽车股份有限公司 | Vehicle power distribution method and device, readable storage medium and vehicle |
| CN114435281A (en) * | 2020-10-30 | 2022-05-06 | 通用汽车环球科技运作有限责任公司 | Energy storage system with multiple battery modules for a vehicle propulsion system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104024037A (en) * | 2011-11-03 | 2014-09-03 | 约翰逊控制技术公司 | A dual energy storage system for micro hybrid vehicles |
| KR20170135039A (en) * | 2016-05-30 | 2017-12-08 | 현대자동차주식회사 | Mild hybrid system of vehicle |
| CN207481809U (en) * | 2017-09-28 | 2018-06-12 | 宝沃汽车（中国）有限公司 | Vehicle powering system and vehicle |
| CN108216086A (en) * | 2017-12-15 | 2018-06-29 | 广州汽车集团股份有限公司 | A kind of DC-DC converter and its control method of the micro- mixing systems of 48V |
| CN108515961A (en) * | 2018-03-29 | 2018-09-11 | 吉利汽车研究院（宁波）有限公司 | The DCDC control methods and system of 48V hybrid power systems |
| CN109774699A (en) * | 2018-12-20 | 2019-05-21 | 奇瑞汽车股份有限公司 | A kind of hybrid electric vehicle control method and system based on CAN communication |
-
2019
- 2019-06-12 CN CN201910507883.8A patent/CN110254380A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104024037A (en) * | 2011-11-03 | 2014-09-03 | 约翰逊控制技术公司 | A dual energy storage system for micro hybrid vehicles |
| KR20170135039A (en) * | 2016-05-30 | 2017-12-08 | 현대자동차주식회사 | Mild hybrid system of vehicle |
| CN207481809U (en) * | 2017-09-28 | 2018-06-12 | 宝沃汽车（中国）有限公司 | Vehicle powering system and vehicle |
| CN108216086A (en) * | 2017-12-15 | 2018-06-29 | 广州汽车集团股份有限公司 | A kind of DC-DC converter and its control method of the micro- mixing systems of 48V |
| CN108515961A (en) * | 2018-03-29 | 2018-09-11 | 吉利汽车研究院（宁波）有限公司 | The DCDC control methods and system of 48V hybrid power systems |
| CN109774699A (en) * | 2018-12-20 | 2019-05-21 | 奇瑞汽车股份有限公司 | A kind of hybrid electric vehicle control method and system based on CAN communication |
Non-Patent Citations (2)
| Title |
|---|
| 古永棋: "《汽车电器与电子设备》", 31 July 1992, 重庆大学出版社 * |
| 曾鑫: "《汽车电气设备检修》", 31 May 2011, 华中科技大学出版社 * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920548A (en) * | 2019-11-20 | 2020-03-27 | 北京北汽德奔汽车技术中心有限公司 | Vehicle power supply control method, controller, system and vehicle |
| CN110920548B (en) * | 2019-11-20 | 2021-11-23 | 北京汽车股份有限公司 | Vehicle power supply control method, controller, system and vehicle |
| CN111173614A (en) * | 2019-12-30 | 2020-05-19 | 北汽福田汽车股份有限公司 | Engine control system and method and vehicle |
| CN111173614B (en) * | 2019-12-30 | 2021-04-20 | 北汽福田汽车股份有限公司 | Engine control system and method and vehicle |
| CN111478385A (en) * | 2020-03-23 | 2020-07-31 | 义乌吉利动力总成有限公司 | Vehicle low-voltage protection control method, device and system and computer storage medium |
| CN113665509A (en) * | 2020-05-15 | 2021-11-19 | 广州汽车集团股份有限公司 | Method and device for controlling electric quantity of vehicle storage battery and readable storage medium |
| CN113665509B (en) * | 2020-05-15 | 2023-11-17 | 广州汽车集团股份有限公司 | Method and device for controlling electric quantity of vehicle storage battery and readable storage medium |
| CN114435281A (en) * | 2020-10-30 | 2022-05-06 | 通用汽车环球科技运作有限责任公司 | Energy storage system with multiple battery modules for a vehicle propulsion system |
| CN112319248A (en) * | 2020-11-17 | 2021-02-05 | 睿驰电装(大连)电动系统有限公司 | Method and device for controlling starting of engine of extended range electric vehicle |
| CN113328491A (en) * | 2021-05-31 | 2021-08-31 | 东风商用车有限公司 | Dual-power circuit for high-power load and power supply method thereof |
| CN113602099A (en) * | 2021-08-05 | 2021-11-05 | 赖富刚 | Automobile and self-sufficient power supply energy-saving system |
| CN114084086A (en) * | 2021-10-14 | 2022-02-25 | 江铃汽车股份有限公司 | Vehicle power distribution method and device, readable storage medium and vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110254380A (en) | Electricity control system, method and vehicle | |
| CN110040038B (en) | Energy management control method and system for hydrogen-electricity hybrid fuel cell passenger car | |
| US10703210B2 (en) | Method of controlling a mild hybrid electric vehicle | |
| US9007001B2 (en) | Power supply system and vehicle equipped with power supply system | |
| EP2535218B1 (en) | Power supply system for electric vehicle, and control method thereof | |
| US20170297440A1 (en) | Dc/dc converter, battery energy management system and hybrid vehicle | |
| EP2476574A1 (en) | Power supply system for vehicle and method of controlling same | |
| EP4253116A1 (en) | Control method for hybrid vehicle, and vehicle control unit | |
| CN104139709A (en) | Control system and control method of fuel cell range extender | |
| WO2011145546A1 (en) | Electrically driven vehicle and control method for same | |
| CN109715426B (en) | Method for operating a hybrid vehicle | |
| RU2632058C1 (en) | Hybrid vehicle control device | |
| CN108422953A (en) | Automotive power supply system | |
| CN104421089A (en) | System and method for starting engine of HEV (Hybrid Electric Vehicle) | |
| CN110615000A (en) | Plug-in hybrid electric vehicle work control mode | |
| EP3505386A1 (en) | Power follower for electric vehicle, and control apparatus and method for power battery | |
| JP2009247057A (en) | Control device of electric vehicle | |
| CN107128184A (en) | Fuel cell and energy-storage battery hybrid electric vehicle control method and car system | |
| CN203246326U (en) | Auxiliary power system and agitating lorry | |
| CN113844249B (en) | Hybrid power system, hybrid power vehicle, control method of hybrid power vehicle and vehicle control unit | |
| CN212113934U (en) | Vehicle-mounted battery management system and automobile with same | |
| KR20090062871A (en) | Engine off shock reducing method of transmission mounted electric device type hybrid vehicle | |
| JP2003037903A (en) | Charging method for storage battery for vehicular accessory of electric vehicle | |
| JP7351175B2 (en) | Hybrid vehicle charging control method and hybrid vehicle charging control device | |
| CN113103882A (en) | Power distribution method and system based on extended range type automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200803 Address after: 101300 Beijing Shunyi District Shuanghe Street 99 hospital 1 buildings five floors 101 inside A5-061 Applicant after: BAIC MOTOR Co.,Ltd. Address before: 101300 Beijing Shunyi District Zhongguancun science and Technology Park, Shunyi garden, South Street, South Street, No. 10, 3 building 312 Applicant before: BAIC MB-TECH DEVELOPMENT CENTER Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190920 |
|
| RJ01 | Rejection of invention patent application after publication |