CN105882430B - The control method and device of range extender of electric vehicle system - Google Patents
The control method and device of range extender of electric vehicle system Download PDFInfo
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- CN105882430B CN105882430B CN201610323735.7A CN201610323735A CN105882430B CN 105882430 B CN105882430 B CN 105882430B CN 201610323735 A CN201610323735 A CN 201610323735A CN 105882430 B CN105882430 B CN 105882430B
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- engine
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- range extender
- generator
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- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
- B60L50/15—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with additional electric power supply
-
- 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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
-
- 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
- Y02T10/62—Hybrid vehicles
-
- 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
Abstract
The invention discloses a kind of control method and device of range extender of electric vehicle system, wherein, control method includes：After range extender system is activated, if failure is not present in Full Vehicle System, judge that distance increasing unit shuts down whether operating mode is in stable state；If distance increasing unit shuts down operating mode and is in stable state, determine whether Full Vehicle System there are power generation needs；If Full Vehicle System there are power generation needs, power generation needs are identified, and modulo check is carried out to generator and engine respectively according to power generation needs；If generator and engine control generator to drag engine start with rotating speed of target by modulo check, the rotating speed of target of setting generator, so that engine reaches startup rotating speed；After engine reaches and starts rotating speed, Injection Control is carried out to engine, so that engine start, thereby, it is possible to ensure the safe and efficient of range extender system control, and passes through optimal startup control logic, it is possible to increase distance increasing unit starts success rate.
Description
Technical field
The present invention relates to electric vehicle engineering field, and in particular to a kind of control method of range extender of electric vehicle system and
Device.
Background technology
With the development of science and technology, to solve electric automobile during traveling mileage to a certain extent short and fill for range extender of electric vehicle
The troublesome problem of electricity.During on-vehicle battery short of electricity, on the premise of without parking, electric automobile can be driven to continue to travel, and give
Charging on-vehicle battery, so as to greatly expand the scope of activities of electric automobile.
It is according to VMS (Variable Message for the Generation Control function of generating set in correlation technique
Sign, clean energy vehicle power assembly controller) instruction sent out, appropriate at the time of, by GCU (Generator
Control Unit, electricity generating controller) determine suitable power generation mode.But the Generation Control function of this generating set, does not have
Consider the steady state problem of each operating mode of distance increasing unit.
The content of the invention
It is contemplated that at least solves one of technical problem in above-mentioned technology to a certain extent.Therefore, the present invention
First purpose be to propose a kind of control method of range extender of electric vehicle system, and the control method adds operating mode stable state and sentenced
Disconnected detection, start-up mode verifying function etc., the safe and efficient of range extender system control can be ensured, and optimize startup control and patrol
Volume, it is possible to increase distance increasing unit starts success rate.
Second object of the present invention is to propose a kind of control device of range extender of electric vehicle system.
To achieve the above object, the embodiment of first aspect present invention proposes a kind of control of range extender of electric vehicle system
Method processed, comprises the following steps：After range extender system is activated, judge that Full Vehicle System whether there is failure；It is if described whole
Failure is not present in car system, then determines whether that distance increasing unit shuts down whether operating mode is in stable state；If the distance increasing unit shuts down work
Condition is in stable state, then determines whether the Full Vehicle System has power generation needs；If the Full Vehicle System has power generation needs,
The power generation needs are then identified, and modulo check is carried out to generator and engine respectively according to the power generation needs；If institute
Generator and engine are stated by modulo check, then sets the rotating speed of target of the generator, and control the generator with mesh
Mark rotating speed and drag the engine start, so that the engine reaches startup rotating speed；Reach the startup in the engine
After rotating speed, Injection Control is carried out to the engine, so that the engine start.
The control method of range extender of electric vehicle system according to embodiments of the present invention, after range extender system is activated,
And Full Vehicle System judges that distance increasing unit shuts down whether operating mode be in stable state, and be in distance increasing unit shutdown operating mode when failure is not present
Stable state, and when Full Vehicle System has power generation needs, power generation needs are identified, and generator and engine are entered respectively according to power generation needs
Row mode verifies, and after generator and engine are by modulo check, control generator drags engine start with rotating speed of target,
So that engine start.The control method of the range extender of electric vehicle system of the embodiment of the present invention adds operating mode stable state and judges inspection
Survey, start-up mode verifying function etc., the safe and efficient of range extender system control can be ensured, and be patrolled by optimal startup control
Volume, it is possible to increase distance increasing unit starts success rate.
To reach above-mentioned purpose, the embodiment of second aspect of the present invention proposes a kind of control of range extender of electric vehicle system
Device processed, including：First judge module, for after range extender system is activated, judging that Full Vehicle System whether there is failure；The
Two judge modules, for when failure is not present in the Full Vehicle System, judging that distance increasing unit shuts down whether operating mode is in stable state；3rd
Judge module, for when the distance increasing unit shuts down operating mode and is in stable state, judging whether the Full Vehicle System has power generation needs；School
Module is tested, is distinguished for when the Full Vehicle System there are power generation needs, identifying the power generation needs, and according to the power generation needs
Modulo check is carried out to generator and the engine；First control module, for leading in the generator and the engine
When crossing modulo check, set the rotating speed of target of the generator, and control the generator with rotating speed of target drag described in start
Machine starts, so that the engine reaches startup rotating speed；Second control module, turn for reaching described start in the engine
After speed, Injection Control is carried out to the engine, so that the engine start.
The control device of range extender of electric vehicle system according to embodiments of the present invention, after range extender system is activated,
And Full Vehicle System judges that distance increasing unit shuts down whether operating mode is in stable state, and increasing when failure is not present by the second judge module
Journey device shuts down operating mode and be in stable state, and when Full Vehicle System has power generation needs, by correction verification module identification power generation needs, and according to hair
Electric demand carries out modulo check to generator and engine respectively, after generator and engine are by modulo check, by the
One control module controls generator to drag engine start with rotating speed of target, and by the second control module to having started to spray
Oil control, so that engine start.It is steady that the control device of the range extender of electric vehicle system of the embodiment of the present invention adds operating mode
State judges detection, start-up mode verifying function etc., can ensure the safe and efficient of range extender system control, and optimizes startup control
Logic processed, it is possible to increase distance increasing unit starts success rate.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the flow chart according to the control method of the range extender of electric vehicle system of first embodiment of the invention；
Fig. 2 is the flow chart according to the control method of the range extender of electric vehicle system of second embodiment of the invention；
Fig. 3 is the flow chart according to the control method of the range extender of electric vehicle system of third embodiment of the invention；
Fig. 4 is the flow chart according to the control method of the range extender of electric vehicle system of four embodiment of the invention；
Fig. 5 is the flow chart according to the control method of the range extender of electric vehicle system of fifth embodiment of the invention；
Fig. 6 is the structured flowchart according to the control device of the range extender of electric vehicle system of first embodiment of the invention；
Fig. 7 is the structured flowchart according to the control device of the range extender of electric vehicle system of second embodiment of the invention；
Fig. 8 is the structured flowchart according to the control device of the range extender of electric vehicle system of third embodiment of the invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the control method and device of the range extender of electric vehicle system of the embodiment of the present invention are described.
Fig. 1 is the flow chart of the control method of the range extender of electric vehicle system of the embodiment of the present invention.
As shown in figure 1, the control method of the range extender of electric vehicle system includes：
S101, after range extender system is activated, judge that Full Vehicle System whether there is failure.
Wherein, failure includes vehicle level failure and range extender system internal fault.For example, steering wheel not just, steering wheel trembles
Dynamic, engine overheat etc..
S102, if failure is not present in Full Vehicle System, determine whether that distance increasing unit shuts down whether operating mode is in stable state.
Specifically, if the state of engine, rotating speed and moment of torsion are in holding state, and the state of generator, rotating speed and
Moment of torsion is in holding state, then distance increasing unit shuts down operating mode and is in stable state.
S103, if distance increasing unit, which shuts down operating mode, is in stable state, determine whether Full Vehicle System there are power generation needs.
S104, if Full Vehicle System there are power generation needs, power generation needs are identified, and according to power generation needs respectively to generator
Modulo check is carried out with engine.
S105, if generator and engine set the rotating speed of target of generator, and control generating by modulo check
Machine drags engine start with rotating speed of target, so that engine reaches startup rotating speed.
In an embodiment of the present invention, generator and engine are specifically included by modulo check：The current work of generator
Condition is start operating performance, and determines the target operating condition of generator；And the current working of engine is start operating performance, and determine to start
The target operating condition of machine.
S106, after engine reaches and starts rotating speed, Injection Control is carried out to engine, so that engine start.
It should be noted that after engine start is detected, control generator exits dragging, to ensure engine start
Rotating speed is steady afterwards, drop is small, thus reduces oil consumption.
In one embodiment of the invention, as shown in Fig. 2 the control method also includes：
S107, if Full Vehicle System has failure, control range extender system is shut down, and sends failure to entire car controller
Title and failure rank.
S108, if the state of engine, rotating speed or moment of torsion are not at holding state, or the state of generator, rotating speed
Or moment of torsion is not at holding state, either Full Vehicle System does not have power generation needs or generator and engine not over pattern
Verification, then distance increasing unit is controlled to remain shut off operating mode.
It is understood that after distance increasing unit remains shut off operating mode, switch without state.
Further, based on above-described embodiment, in one embodiment of the invention, as shown in figure 3, the control method is also
It can include：
S201, after engine successfully starts up, judge whether range extender system receives the flag information of engine start.
S202, if range extender system is not received by flag information, judge whether the startup time of engine reaches
Standard starts the time.
S203, if the startup time of engine reaches standard and starts the time, control engine is shut down.
In another embodiment of the present invention, if as shown in figure 4, range extender system, which receives, starts Success Flag letter
Breath, then the control method also includes：
S204, Opportunity awaiting control for linear is carried out to generator, so that generator enters idling protection control, and engine turned
Speed control.
S205, judges whether distance increasing unit idling operation is in stable state.
Wherein, distance increasing unit idling operation includes the idle speed control of generator, the rotating speed control of engine, the system of generator
The system control state of state of a control and engine.
Specifically, distance increasing unit idling operation includes but is not limited to engine tick-over state, i.e. clutch is in
Binding site, gearbox are in neutral position (should be at " STOP " or " P " gear for the car of automatic gear-box).For using
The car of carburetor oil-supply system, distance increasing unit idling operation can also be in fully open position including choke, and gas pedal has been in
Full released position.
S206, if distance increasing unit idling operation is not at stable state, control distance increasing unit keeps idling operation.
S207, if distance increasing unit idling operation is in stable state, idling operation is converted to generating by control range extender system
Operating mode.
S208, the target torque of generator and the rotating speed of target of engine are generated according to power generation needs power, and to generating electricity
Machine carries out moment of torsion control and carries out rotating speed control to engine.
It should be noted that in one embodiment of the invention, Opportunity awaiting control for linear is being carried out to generator, and to engine
After carrying out rotating speed control, to prevent due to distance increasing unit run-time error caused by control or other factorses, it is necessary to distance increasing unit system
System carries out reverse rotation protection control.And to generator carry out moment of torsion control, and to engine carry out rotating speed control after, be
Prevent ambassador's engine reversion of crossing due to moment of torsion in power generation process from causing danger, it is also desirable to prevent range extender system
Reversal protection controls.
Further, in one embodiment of the invention, as shown in figure 5, the control method can also include：
S209, judges whether distance increasing unit generating operation mode is in stable state.
S210, if distance increasing unit generating operation mode is in stable state, determine whether range extender system has operating mode switching
Demand.
S211, if range extender system has operating mode to switch demand, control range extender system carries out operating mode switching.
S212, if distance increasing unit generating operation mode is not at stable state, or range extender system does not have operating mode to switch demand, then controls
Distance increasing unit processed keeps current working.
The control method of the range extender of electric vehicle system of the embodiment of the present invention, by being carried out in being controlled in range extender system
The judgement of operating mode stable state, the safe and efficient of operating mode switching can be ensured, by carrying out modulo check to generator and engine, with
Start distance increasing unit, it is possible to increase distance increasing unit starts success rate, by carrying out reverse rotation protection to distance increasing unit, can ensure to increase journey
The safe operation of device system.
Fig. 6 is the control device of the range extender of electric vehicle system of one embodiment of the invention.
As shown in fig. 6, the control device includes：First judge module 101, the second judge module 102, the 3rd judge module
103rd, correction verification module 104, the first control module 105, the second control module 106.
Wherein, the first judge module 101 is used for after range extender system is activated, and judges Full Vehicle System with the presence or absence of event
Barrier.
In an embodiment of the present invention, failure includes vehicle level failure and range extender system internal fault.For example, steering wheel
Not just, steering wheel shake, engine overheat etc..
Second judge module 102 is used for when failure is not present in Full Vehicle System, judges that distance increasing unit shuts down whether operating mode is in
Stable state.
Specifically, if the state of engine, rotating speed and moment of torsion are in holding state, and the state of generator, rotating speed and
Moment of torsion is in holding state, then distance increasing unit shuts down operating mode and is in stable state.
3rd judge module 103 is used to, when distance increasing unit shuts down operating mode and is in stable state, judge whether Full Vehicle System has generating
Demand.
Correction verification module 104 is used for when Full Vehicle System has power generation needs, identifies power generation needs, and distinguish according to power generation needs
Modulo check is carried out to generator and engine.
First control module 105 is used for when generator and engine pass through modulo check, and the target for setting generator turns
Speed, and control generator to drag engine start with rotating speed of target, so that engine reaches startup rotating speed.
In an embodiment of the present invention, generator and engine are specifically included by modulo check：The current work of generator
Condition is start operating performance, and determines the target operating condition of generator；And the current working of engine is start operating performance, and determine to start
The target operating condition of machine.
Second control module 106 is used for after engine reaches and starts rotating speed, and Injection Control is carried out to engine, so that hair
Motivation starts.
It should be noted that after engine start is detected, control generator exits dragging, to ensure engine start
Rotating speed is steady afterwards, drop is small, thus reduces oil consumption.
In one embodiment of the invention, as shown in fig. 7, the control device can also include：3rd control module 107
With the 4th control module 108.
Wherein, the 3rd control module 107 is used for when Full Vehicle System has failure, and control range extender system is shut down, and to
Entire car controller sends failure title and failure rank.
4th control module 108 is used to be not at holding state, or generator in the state of engine, rotating speed or moment of torsion
State, rotating speed or moment of torsion be not at holding state, either Full Vehicle System does not have power generation needs or generator and engine not
When passing through modulo check, control distance increasing unit remains shut off operating mode.
It is understood that after distance increasing unit remains shut off operating mode, switch without state.
Further, in one embodiment of the invention, as shown in figure 8, the control device can also include：4th sentences
Disconnected module 201, the 5th judge module 202, the 5th control module 203, the 6th control module 204, the 6th judge module 205, the
Seven control modules 206, the 8th control module 207, the 9th control module 208, the tenth control module 209, the 7th judge module
210th, the 8th judge module 211 and the 11st control module 212.
Wherein, the 4th judge module 201 is used to after the engine started, judge whether range extender system receives engine
The flag information of startup.
5th judge module 202 is used for when range extender system is not received by flag information, judges the startup of engine
Whether the time, which reaches standard, starts the time.
When 5th control module 203 is used to reach in the startup time of engine the standard startup time, control engine stops
Machine.
6th control module 204 is used for when range extender system receives active flag information, generator is carried out standby
Control, so that generator enters idling protection control, and rotating speed control is carried out to engine.
6th judge module 205 is used to judge whether distance increasing unit idling operation is in stable state.
Wherein, distance increasing unit idling operation includes the idle speed control of generator, the rotating speed control of engine, the system of generator
The system control state of state of a control and engine.
Specifically, distance increasing unit idling operation includes but is not limited to engine tick-over state, i.e. clutch is in
Binding site, gearbox are in neutral position (should be at " STOP " or " P " gear for the car of automatic gear-box).For using
The car of carburetor oil-supply system, distance increasing unit idling operation can also be in fully open position including choke, and gas pedal has been in
Full released position.
7th control module 206 is used for when distance increasing unit idling operation is not at stable state, and control distance increasing unit keeps idling work
Condition.
8th control module 207 is used to be in stable state in distance increasing unit idling operation, then controls range extender system by idling work
Condition is converted to generating operation mode.
The target for the target torque engine that 9th control module 208 is used to generate generator according to power generation needs power turns
Speed, and moment of torsion control is carried out to generator and rotating speed control is carried out to engine.
Tenth control module 209 is used to carry out Opportunity awaiting control for linear or moment of torsion control to generator, and engine is turned
Reverse rotation protection control is carried out to range extender system after speed control.
It should be noted that in one embodiment of the invention, Opportunity awaiting control for linear is being carried out to generator, and to engine
After carrying out rotating speed control, to prevent due to distance increasing unit run-time error caused by control or other factorses, it is necessary to the tenth control mould
Block 209 carries out reverse rotation protection control to range extender system.And moment of torsion control is being carried out to generator, and engine is carried out
After rotating speed control, in order to prevent ambassador's engine reversion of crossing due to moment of torsion in power generation process from causing danger, it is also desirable to the
Ten control modules 209 carry out reverse rotation protection control to range extender system.
7th judge module 210 is used to judge whether distance increasing unit generating operation mode is in stable state.
8th judge module 211 is used for when distance increasing unit generating operation mode is in stable state, judges whether range extender system has work
Condition switches demand.
11st control module 212 is used for when range extender system has operating mode to switch demand, and control range extender system is carried out
Operating mode switches, and is not at stable state in distance increasing unit generating operation mode, or when range extender system does not have the operating mode to switch demand, control
Distance increasing unit keeps current working.
The control device of the range extender of electric vehicle system of the embodiment of the present invention, by being carried out in being controlled in range extender system
The judgement of operating mode stable state, the safe and efficient of operating mode switching can be ensured, by carrying out modulo check to generator and engine, with
Start distance increasing unit, it is possible to increase distance increasing unit starts success rate, by carrying out reverse rotation protection to distance increasing unit, can ensure to increase journey
The safe operation of device system.
In the description of the invention, it is to be understood that term " first ", " second " are only used for describing purpose, and can not
It is interpreted as indicating or implies relative importance or imply the quantity of the technical characteristic indicated by indicating.Thus, define " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In the description of the invention, " multiple "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (22)
1. a kind of control method of range extender of electric vehicle system, it is characterised in that comprise the following steps：
After range extender system is activated, judge that Full Vehicle System whether there is failure；
If failure is not present in the Full Vehicle System, determine whether that distance increasing unit shuts down whether operating mode is in stable state；
If the distance increasing unit shuts down operating mode and is in stable state, determine whether the Full Vehicle System there are power generation needs；
If the Full Vehicle System there are power generation needs, the power generation needs are identified, and according to the power generation needs respectively to hair
Motor and engine carry out modulo check；
If the generator and engine by modulo check, set the rotating speed of target of the generator, and described in controlling
Generator drags the engine start with rotating speed of target, so that the engine reaches startup rotating speed；
After the engine reaches the startup rotating speed, Injection Control is carried out to the engine, so that the engine opens
It is dynamic.
2. the control method of range extender of electric vehicle system as claimed in claim 1, it is characterised in that also include：
If the Full Vehicle System has failure, control the range extender system to shut down, and failure is sent to entire car controller
Title and failure rank.
3. the control method of range extender of electric vehicle system as claimed in claim 2, it is characterised in that wherein, the failure
Including vehicle level failure and range extender system internal fault.
4. the control method of range extender of electric vehicle system as claimed in claim 1, it is characterised in that the generator and hair
Motivation is specifically included by modulo check：
The current working of the generator is start operating performance, and determines the target operating condition of the generator；And
The current working of the engine is start operating performance, and determines the target operating condition of the engine.
5. the control method of range extender of electric vehicle system as claimed in claim 4, it is characterised in that
If the state of the engine, rotating speed and moment of torsion are in holding state, and the state of the generator, rotating speed and moment of torsion
In holding state, then the distance increasing unit shut down operating mode be in stable state-.
6. the control method of range extender of electric vehicle system as claimed in claim 5, it is characterised in that also include：
If the state of the engine, rotating speed or moment of torsion are not at holding state, or the state of the generator, rotating speed or
Moment of torsion is not at holding state, and either the Full Vehicle System does not have power generation needs or the generator and the engine not
By modulo check, then the distance increasing unit is controlled to remain shut off operating mode.
7. the control method of range extender of electric vehicle system as claimed in claim 1, it is characterised in that also include：
After the engine successfully starts up, judge whether the range extender system receives the mark letter of the engine start
Breath；
If the range extender system is not received by the flag information, judge whether the startup time of the engine reaches
Start the time to standard；
If the startup time of the engine, which reaches the standard, starts the time, the engine is controlled to shut down.
8. the control method of range extender of electric vehicle system as claimed in claim 7, it is characterised in that also include：
If the range extender system receives the active flag information, Opportunity awaiting control for linear is carried out to the generator, so that
The generator enters idling protection control, and carries out rotating speed control to the engine；
Judge whether the distance increasing unit idling operation is in stable state；
If the distance increasing unit idling operation is not at stable state, the distance increasing unit is controlled to keep the idling operation；
If the distance increasing unit idling operation is in stable state, control the range extender system that idling operation is converted into generating work
Condition；
The target torque of generator and the rotating speed of target of engine are generated according to power generation needs power, and the generator is carried out
Moment of torsion control and to the engine carry out rotating speed control.
9. the control method of range extender of electric vehicle system as claimed in claim 8, it is characterised in that wherein, the increasing journey
Device idling operation includes the idle speed control of the generator, the rotating speed control of the engine, the system control of the generator
The system control state of state and the engine.
10. the control method of range extender of electric vehicle system as claimed in claim 8, it is characterised in that also include：
Opportunity awaiting control for linear or moment of torsion control are being carried out to the generator, and after carrying out rotating speed control to the engine, to institute
State range extender system and carry out reverse rotation protection control.
11. the control method of range extender of electric vehicle system as claimed in claim 10, it is characterised in that also include：
Judge whether the distance increasing unit generating operation mode is in stable state；
If the distance increasing unit generating operation mode is in stable state, determine whether the range extender system has operating mode switching to need
Ask；
If the range extender system has operating mode to switch demand, the range extender system is controlled to carry out operating mode switching；And
If the distance increasing unit generating operation mode is not at stable state, or the range extender system does not have operating mode to switch demand, then controls
Make the distance increasing unit and keep current working.
A kind of 12. control device of range extender of electric vehicle system, it is characterised in that including：
First judge module, for after range extender system is activated, judging that Full Vehicle System whether there is failure；
Second judge module, for when failure is not present in the Full Vehicle System, judging that whether distance increasing unit shuts down operating mode in steady
State；
3rd judge module, for when the distance increasing unit shuts down operating mode and is in stable state, judging whether the Full Vehicle System has hair
Electric demand；
Correction verification module, for when the Full Vehicle System has power generation needs, identifying the power generation needs, and according to the generating need
Ask and modulo check is carried out to generator and engine respectively；
First control module, for when the generator and the engine pass through modulo check, setting the generator
Rotating speed of target, and control the generator to drag the engine start with rotating speed of target, so that the engine reaches startup
Rotating speed；
Second control module, for after the engine reaches the startup rotating speed, Injection Control to be carried out to the engine,
So that the engine start.
13. the control device of range extender of electric vehicle system as claimed in claim 12, it is characterised in that also include：
3rd control module, for when the Full Vehicle System has failure, controlling the range extender system to shut down, and to vehicle
Controller sends failure title and failure rank.
14. the control device of range extender of electric vehicle system as claimed in claim 13, it is characterised in that wherein, the event
Barrier includes vehicle level failure and range extender system internal fault.
15. the control device of range extender of electric vehicle system as claimed in claim 12, it is characterised in that the generator and
Engine is specifically included by modulo check：
The current working of the generator is start operating performance, and determines the target operating condition of the generator；And
The current working of the engine is start operating performance, and determines the target operating condition of the engine.
16. the control device of range extender of electric vehicle system as claimed in claim 15, it is characterised in that if described start
State, rotating speed and the moment of torsion of machine are in holding state, and the state of the generator, rotating speed and moment of torsion are in holding state, then
The distance increasing unit shuts down operating mode and is in stable state.
17. the control device of range extender of electric vehicle system as claimed in claim 16, it is characterised in that also include：
4th control module, for being not at holding state, or the generating in the state of the engine, rotating speed or moment of torsion
State, rotating speed or the moment of torsion of machine are not at holding state, and either the Full Vehicle System does not have power generation needs or the generator
When not passing through modulo check with the engine, the distance increasing unit is controlled to remain shut off operating mode.
18. the control device of range extender of electric vehicle system as claimed in claim 12, it is characterised in that also include：
4th judge module, for after the engine start, judging whether the range extender system receives described start
The flag information that machine starts；
5th judge module, for when the range extender system is not received by the flag information, judging the engine
The startup time whether reach standard start the time；
5th control module, when starting the time for reaching the standard in the startup time of the engine, control the hair
Motivation is shut down.
19. the control device of range extender of electric vehicle system as claimed in claim 18, it is characterised in that also include：
6th control module, for when the range extender system receives the active flag information, entering to the generator
Row Opportunity awaiting control for linear, so that the generator enters idling protection control, and rotating speed control is carried out to the engine；
6th judge module, for judging whether the distance increasing unit idling operation is in stable state；
7th control module, for when the distance increasing unit idling operation is not at stable state, controlling the distance increasing unit to keep idling
Operating mode；
8th control module, for being in stable state in the distance increasing unit idling operation, then the range extender system is controlled by idling
Change working is generating operation mode；
9th control module, the rotating speed of target of the target torque engine for generating generator according to power generation needs power, and
Moment of torsion control is carried out to the generator and rotating speed control is carried out to the engine.
20. the control device of range extender of electric vehicle system as claimed in claim 19, it is characterised in that wherein, the increasing
Journey device idling operation includes the idle speed control of the generator, rotating speed control, the system control of the generator of the engine
The system control state of state processed and the engine.
21. the control device of range extender of electric vehicle system as claimed in claim 19, it is characterised in that also include：
Tenth control module, for carrying out Opportunity awaiting control for linear or moment of torsion control to the generator, and the engine is carried out
After rotating speed control, reverse rotation protection control is carried out to the range extender system.
22. the control device of range extender of electric vehicle system as claimed in claim 21, it is characterised in that also include：
7th judge module, for judging whether the distance increasing unit generating operation mode is in stable state；
8th judge module, for when the distance increasing unit generating operation mode is in stable state, judging whether the range extender system has
Operating mode switches demand；
11st control module, for when the range extender system has operating mode to switch demand, controlling the range extender system to enter
Row operating mode switches, and is not at stable state in the distance increasing unit generating operation mode, or the range extender system does not have operating mode switching
During demand, the distance increasing unit is controlled to keep current working.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610323735.7A CN105882430B (en) | 2016-05-16 | 2016-05-16 | The control method and device of range extender of electric vehicle system |
| PCT/CN2016/103206 WO2017197833A1 (en) | 2016-05-16 | 2016-10-25 | Method and apparatus for controlling range extender system of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610323735.7A CN105882430B (en) | 2016-05-16 | 2016-05-16 | The control method and device of range extender of electric vehicle system |
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| Publication Number | Publication Date |
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| CN105882430A CN105882430A (en) | 2016-08-24 |
| CN105882430B true CN105882430B (en) | 2018-01-09 |
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| CN201610323735.7A Active CN105882430B (en) | 2016-05-16 | 2016-05-16 | The control method and device of range extender of electric vehicle system |
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| WO (1) | WO2017197833A1 (en) |
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| CN105882430B (en) * | 2016-05-16 | 2018-01-09 | 北京新能源汽车股份有限公司 | The control method and device of range extender of electric vehicle system |
| CN106357179B (en) * | 2016-09-08 | 2019-06-07 | 湖北航天技术研究院总体设计所 | A kind of power takeoff generator starting monitoring device and method |
| CN106515489B (en) * | 2016-11-28 | 2023-09-12 | 清华大学苏州汽车研究院（吴江） | Method and device for charging battery |
| CN107255921B (en) * | 2017-07-04 | 2021-02-12 | 天津农学院 | Optimal control method for range extender of electric vehicle |
| CN108407624B (en) * | 2018-03-12 | 2021-03-26 | 杭州赫日新能源科技有限公司 | Control method of hybrid excitation type internal combustion power generation range extending system of electric automobile |
| CN113119948B (en) * | 2019-12-31 | 2022-10-18 | 比亚迪股份有限公司 | Hybrid vehicle, power generation control method and device thereof, and storage medium |
| CN111852670A (en) * | 2020-07-22 | 2020-10-30 | 上海元城汽车技术有限公司 | Vehicle starting method, equipment and medium |
| CN112092798B (en) * | 2020-08-28 | 2023-08-08 | 广西玉柴机器股份有限公司 | Range extender reverse rotation protection control system and range extender reverse rotation protection control method |
| CN112623240B (en) * | 2020-12-23 | 2023-09-08 | 中国航空工业集团公司西安航空计算技术研究所 | Auxiliary power system control method based on finite state machine and electronic controller |
| CN114655035B (en) * | 2020-12-23 | 2023-09-08 | 北汽福田汽车股份有限公司 | Range extender control method and device, vehicle, storage medium and electronic equipment |
| CN113916524B (en) * | 2021-10-12 | 2023-06-02 | 江西昌河汽车有限责任公司 | Range extender assembly critical rotation speed endurance test method for range extender electric automobile |
| CN113954662B (en) * | 2021-10-27 | 2023-11-03 | 重庆金康赛力斯新能源汽车设计院有限公司 | Vehicle range extender control method and device and vehicle range extender control equipment |
| CN114084121B (en) * | 2021-11-24 | 2023-01-20 | 合众新能源汽车有限公司 | Control system of split type energy management |
| CN114562363B (en) * | 2022-01-27 | 2024-01-23 | 徐工集团工程机械股份有限公司道路机械分公司 | Hybrid power system of pneumatic tire roller, driving method and pneumatic tire roller |
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| WO2017197833A1 (en) | 2017-11-23 |
| CN105882430A (en) | 2016-08-24 |
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