CN108394314A - A kind of control method and gearshift for extended-range vehicle shift - Google Patents
A kind of control method and gearshift for extended-range vehicle shift Download PDFInfo
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- CN108394314A CN108394314A CN201810114058.7A CN201810114058A CN108394314A CN 108394314 A CN108394314 A CN 108394314A CN 201810114058 A CN201810114058 A CN 201810114058A CN 108394314 A CN108394314 A CN 108394314A
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- gearshift
- gears
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- gear
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2054—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed by controlling transmissions or clutches
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Control Of Transmission Device (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides a kind of control method and gearshift for extended-range vehicle shift, is related to control technology field, for controlling vehicle operation according to the intention of driver, wherein control method includes：Determine that driver's is intended to D gears, R gears or N gears；Determining when being intended to D gears of driver, it is determined whether power request is carried out by the different capacity gear of the gearshift of the vehicle；When determining that the different capacity gear by the gearshift carries out power request, the vehicle is driven to run according to the remaining capacity of the power battery of the vehicle and the corresponding power request value of different capacity gear；Or when determining not through the different capacity gear of gearshift progress power request, the vehicle is driven to run according to the power request value of the entire car controller.The present invention solves the problems, such as extended-range vehicle normal operation.
Description
Technical field
The present invention relates to the control technology fields of vehicle, more particularly to a kind of controlling party for extended-range vehicle shift
Method and gearshift.
Background technology
The motor characteristic of general pure electric vehicle determines that when the slow-speed of revolution maximum torque can be exported, to acceleration capacity compared with
By force, fixed speed ratio mode of the first stage decelerator to decelerating through motor is directly taken, unlike conventional fuel oil vehicle takes the mode of physics
Speed change, the acceleration of one foot of driver step down, and can reach within several seconds very high speed per hour, and especially driver is violent under error state
Acceleration is stepped on, then pedestrian and driver and passenger can be brought great potential safety hazard.
Invention content
It is an object of the present invention to provide a kind of control method and gearshift for extended-range vehicle shift, with
Solve the problems, such as extended-range vehicle normal operation.
The problem of another object of the present invention is extended-range vehicle shift to be solved.
The further object of the present invention is the safety of driving to be improved.
Particularly, the present invention provides a kind of control methods for extended-range vehicle shift, for according to driver's
It is intended to control vehicle operation, wherein the control method includes：
Determine that driver's is intended to D gears, R gears or N gears；
Determining when being intended to D gears of driver, it is determined whether pass through the different capacity shelves of the gearshift of the vehicle
Position carries out power request；
When determining that the different capacity gear by the gearshift carries out power request, according to the power of the vehicle
The corresponding power request value of remaining capacity and different capacity gear of battery drives the vehicle operation；Or
When determining not through the different capacity gear of gearshift progress power request, according to entire car controller
Power request value drives the vehicle operation.
Further, when determining that the different capacity gear by the gearshift carries out power request, according to described
The step of corresponding power request value of remaining capacity and different capacity gear of the power battery of vehicle drives the vehicle operation
It specifically includes：
When the shift lever of the gearshift switches to one of power gear, the residue of the power battery
Whether electricity is higher than the first default charge value or less than the second default charge value；
Determine whether that power request can be carried out by the different capacity gear of the gearshift according to the result of the comparison.
Further, determine whether to carry out by the different capacity gear of the gearshift according to the result of the comparison
The specific steps of power request include：
If the remaining capacity of the power battery is higher than the described first default charge value or is less than the described second default electricity
Value is then refused to carry out power request by the different capacity gear of the gearshift, and according to the full-vehicle control of the vehicle
The power request value of device drives the vehicle operation, until request is carried out by the different capacity gear of the gearshift again
Power request；
If the remaining capacity of the power battery is less than the described first default charge value and is higher than the described second default electricity
Value then allows the corresponding power request value of different capacity gear by the gearshift to drive the vehicle operation.
Further, include to the handoff procedure of the different capacity gear of the gearshift：
It controls the shift lever and switches to 0kW gears from D gears, to determine that driver's is intended to the pre-pass gearshift
Different capacity gear drive vehicle operation；
It controls the shift lever and switches to 15kW gears from 0kW gears, institute is driven to keep off corresponding power request value by 15kW
State vehicle operation；
It controls the shift lever and switches to 30kW gears from 15kW gears, institute is driven to keep off corresponding power request value by 30kW
State vehicle operation；
It controls the shift lever and switches to 45kW gears from 30kW gears, institute is driven to keep off corresponding power request value by 45kW
State vehicle operation.
Further, under dead ship condition, according to the power request value of one of gearshift power gear
It charges to the power battery of the vehicle.
The present invention also provides a kind of gearshifts for extended-range vehicle, for according to described in the control of the intention of driver
Vehicle is run, and the vehicle includes that power battery, entire car controller, increasing range controller and distance increasing unit, the gearshift include R
Gear, N gears and D gears, further include four kinds of different power gears；
Wherein, when driver is when being intended to D gears, power request is carried out by the different capacity gear of the gearshift
To drive the vehicle to travel, or when not carrying out power request by the different capacity gear of the gearshift by described
Increase range controller and the distance increasing unit power generation is controlled to drive the vehicle to travel according to the power request value of the entire car controller
And it charges to the power battery.
Further, further include detection unit, the remaining capacity for detecting the power battery, so that the vehicle
The remaining capacity of the power battery is compared with the first default charge value, the second default charge value by controller simultaneously, from
And determine whether that power request can be carried out by the different capacity gear of the gearshift according to the result of the comparison.
Further, determine whether to carry out by the different capacity gear of the gearshift according to the result of the comparison
The process of power request is specially：
If the remaining capacity of the power battery is higher than the described first default charge value or is less than the described second default electricity
It is worth, then the entire car controller refusal carries out power request by the different capacity gear of the gearshift, and according to described
The power request value of entire car controller drives the vehicle operation, until the different capacity that request passes through the gearshift again
Gear carries out power request；
If the remaining capacity of the power battery is less than the described first default charge value and is higher than the described second default electricity
It is worth, then the entire car controller allows to drive the vehicle by the power request value of the different capacity gear of the gearshift
Operation.
Further, further include instrument board, the information of the different gears for showing the gearshift and the power
The information of the remaining capacity of battery.
Further, described four kinds different power gears are respectively 0kW gears, 15kW gears, 30kW gears and 45kW gears.
Beneficial effects of the present invention are：
First, the above-mentioned control method for extended-range vehicle shift first determines the intention of driver, then according to driving
The D gears that are intended to of member determine whether that the different capacity gear by gearshift carries out power request, and pass through shift in determination
When the different capacity gear of device carries out power request, according to the remaining capacity of the power battery of vehicle and different capacity gear pair
The power request value driving vehicle operation answered, or when not carrying out power request by the different capacity gear of gearshift, root
According to the power request value driving vehicle operation of entire car controller.It is driven in this way, the control method is determined in combination with the intention of driver
The control model of motor-car operation, otherwise vehicle or gearshift are driven by the power request value of entire car controller
The corresponding power request value of different capacity gear drives vehicle.To drive vehicle on the basis of embodying the driving intention of driver
Normal operation.
Secondly, the control method for extended-range vehicle shift can cutting by the different capacity gear to gearshift
It changes, i.e., from D gears switch to 0kW gears, 0kW gears switch to 15kW gears, 15kW gears switch to 30kW gears, 30kW gears switch to 45kW
Gear carries out power gear to realize vehicle normal operation under different capacity value request pattern to solve extended-range vehicle
The problem of shift.
Furthermore due to the switching of different capacity gear can only by D keep off switch to 0kW gear, 0kW gear switch to 15kW gear,
15kW gears switch to 30kW gears, 30kW gears switch to 45kW gears, i.e., can not bypass the immediate leadership shift, so as to prevent one foot of driver from stepping on
Go down to make speed to be promoted to fast state rapidly, especially prevent from stepping on acceleration suddenly under error state, to pedestrian and itself peace
The problem of bringing serious security risk entirely.
Description of the drawings
Some specific embodiments that the invention will be described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing：
Fig. 1 is a kind of schematic stream of control method for extended-range vehicle shift according to an embodiment of the invention
Cheng Tu；
Fig. 2 is a kind of the schematic of control method for extended-range vehicle shift in accordance with another embodiment of the present invention
Flow chart；
Fig. 3 be the present invention a kind of control method for extended-range vehicle shift in different capacity gear handoff procedure
Schematic flow chart；
Fig. 4 is according to a kind of the schematic of control method for extended-range vehicle shift of third embodiment of the invention
Flow chart；
Fig. 5 is a kind of schematic structure of gearshift for extended-range vehicle according to an embodiment of the invention
Figure；
Fig. 6 is a kind of signal of control system with gearshift shown in fig. 5 according to an embodiment of the invention
Property structure diagram.
Specific implementation mode
Fig. 1 is a kind of schematic stream of control method for extended-range vehicle shift according to an embodiment of the invention
Cheng Tu, for being switched over to the gear of the vehicle according to the intention of driver, wherein control method may include：
S100. determine that driver's is intended to D gears, R gears or N gears；
S200. when being intended to D gears of driver is being determined, it is determined whether pass through the different capacity shelves of the gearshift of vehicle
Position carries out power request；
S300. when determining that the different capacity gear by gearshift carries out power request, according to the power electric of vehicle
The corresponding power request value driving vehicle operation of remaining capacity and different capacity gear in pond；Or
S400. when determining not through the different capacity gear of gearshift progress power request, according to entire car controller
Power request value driving vehicle operation.
Since the above-mentioned control method for extended-range vehicle shift first determines the intention of driver, then according to driver
The D gears that are intended to determine whether to carry out power request by the different capacity gear of gearshift, and determining through dress of shifting gears
When the different capacity gear set carries out power request, corresponded to according to the remaining capacity of the power battery of vehicle and different capacity gear
Power request value driving vehicle operation, or not by the different capacity gear of gearshift carry out power request when, according to
The power request value driving vehicle operation of entire car controller.Therefore, which determines driving in combination with the intention of driver
The control model of vehicle operation, otherwise vehicle or gearshift are driven not by the power request value of entire car controller
With power gear, corresponding power request value drives vehicle.To drive vehicle on the basis of embodying the driving intention of driver
Normal operation.
In the above-described embodiments, as shown in Fig. 2, determining the different capacity gear by gearshift in step S300
When carrying out power request, driven according to the remaining capacity of the power battery of vehicle and the corresponding power request value of different capacity gear
The step of vehicle is run specifically may include：
S301. whether compare the remaining capacity of power battery higher than the first default charge value or less than the second default electricity
Value；
S302. it determines whether to ask by the different capacity gear progress power of gearshift according to the result of the comparison
It asks.
In above-mentioned further embodiment, step S302's determines whether to fill by shifting gears according to the result of the comparison
The specific steps that the different capacity gear set carries out power request may include：
If S31. the remaining capacity of the power battery is higher than the described first default charge value or default less than described second
Charge value is then refused to carry out power request by the different capacity gear of the gearshift, and according to the vehicle of the vehicle
The power request value of controller drives the vehicle operation, until the different capacity gear that request passes through the gearshift again
Carry out power request；
If S32. the remaining capacity of power battery less than the first default charge value and is higher than the second default charge value, allow
Vehicle operation is driven by the corresponding power request value of the different capacity gear of gearshift.
First default charge value can be the 80-90% of power battery Full Charge Capacity, and optionally, the first default charge value can be
The 85% of power battery Full Charge Capacity.Second default charge value can be the 15-25% of power battery Full Charge Capacity, and optionally, first is default
Charge value can be the 20% of power battery Full Charge Capacity.First default charge value and the second default charge value can be according to actual conditions
It is demarcated.
In any of the above-described embodiment, gearshift may include shift lever, wherein as shown in figure 3, being filled to the shift
The handoff procedure for the different capacity gear set specifically may include：
S10. control shift lever switches to 0kW gears from D gears, to determine the difference of driver being intended to through gearshift
Power gear drives vehicle operation；
S11. control shift lever switches to 15kW gears from 0kW gears, and vehicle is driven to keep off corresponding power request value by 15kW
Operation；
S12. control shift lever switches to 30kW gears from 15kW gears, and vehicle is driven to keep off corresponding power request value by 30kW
Operation；
S13. control shift lever switches to 45kW gears from 30kW gears, and vehicle is driven to keep off corresponding power request value by 45kW
Operation.
Due to the control method for extended-range vehicle shift can by the switching of the different capacity gear to gearshift,
I.e. from D gears switch to 0kW gears, 0kW gears switch to 15kW gears, 15kW gears switch to 30kW gears, 30kW gears switch to 45kW gears, with
It realizes vehicle normal operation under different capacity value request pattern, power gear shift is carried out to solve extended-range vehicle
Problem.
Further, since the switching of different capacity gear can only be switched to 0kW gears by D gears, 0kW gears switch to 15kW gears,
15kW gears switch to 30kW gears, 30kW gears switch to 45kW gears, i.e., can not bypass the immediate leadership shift, so as to prevent one foot of driver from stepping on
Go down speed is made to be promoted to fast state rapidly, to improve the safety driven.
It, can be according to one of gearshift power gear under dead ship condition in any of the above-described embodiment
Power request value charges to the power battery of vehicle.I.e. driver stop rest when, learn the residue of power battery at this time
Electricity is less than the second default charge value, but not far apart from destination, however the remaining capacity of power battery is again seldom, at this point,
Shift lever can be switched to a certain power gear, to pass through the power request corresponding to the power gear in the case of parking
Value carries out fixed point power generation to distance increasing unit, to charge to power battery.
In the fig. 4 embodiment, gear can be switched over by shift lever according to the intention of driver.When driver's
When being intended to R gears, the instrument board of gearshift can be shown as R, and control shift lever enters reverse gear R from N → R from the positions neutral gear N,
It is intended to move backward.When driver is when being intended to N gears, the instrument board of gearshift can be shown as N, including two kinds of switching situations,
I.e. control shift lever indicates the demand that will have reversing or advance from D → N or R → N, or indicates to wait for lights state
(no traveling demand), at this point, neutral gear N keeps off for transition.When driver is when being intended to D gears, then it represents that driver has advance demand,
At this point, the step S200 that can then enter above-described embodiment determines whether to carry out by the different capacity gear of the gearshift of vehicle
Power request, so that it is determined that being to drive vehicle operation according to the power request value of entire car controller, according further to the power of vehicle
The corresponding power request value driving vehicle operation of remaining capacity and different capacity gear of battery, is to pass through gearshift in determination
Different capacity gear carry out power request when, then according to shift lever switching power gear corresponding to power request value judge
Whether driver switching to power gear is received, thus receiving to pass through power in the case that driver switches power gear
Power request value driving vehicle operation corresponding to gear, in the case where not receiving driver and switching to power gear, then root
According to the power request value driving vehicle operation of entire car controller.It can then show the gear letter of current gearshift on instrument board the moment
Breath.
The present invention also proposes a kind of gearshift for extended-range vehicle, as shown in figure 5, for the meaning according to driver
Figure control vehicle operation, vehicle include that power battery, entire car controller, increasing range controller and distance increasing unit, gearshift may include R
Gear 1, N keep off 2 and D gears 3, may also include four kinds of different power gears；Wherein, when driver be intended to D gear 3 when, by changing
The different capacity gear of blocking means carries out power request to drive vehicle to travel, or is not passing through the different capacity shelves of gearshift
Distance increasing unit power generation is controlled to drive according to the power request value of entire car controller by increasing range controller when position carries out power request
Vehicle is travelled and is charged to power battery.Since gearshift determines driving vehicle operation in combination with the intention of driver
Control model, otherwise the different capacity gear of vehicle or gearshift is driven by the power request value of entire car controller
Corresponding power request value drives vehicle.Therefore, vehicle can be driven normal on the basis of embodying the driving intention of driver
Operation.
In the above-described embodiments, gearshift may also include detection unit, the remaining capacity for detecting power battery, with
So that entire car controller compares the remaining capacity of power battery with the first default charge value, the second default charge value simultaneously
Compared with to determine whether the different capacity gear progress power request by gearshift according to the result of the comparison.
Further, power can be carried out by the different capacity gear of gearshift by, which determining whether according to the result of the comparison, asks
The process asked is concretely：
If the remaining capacity of power battery is higher than the first default charge value or is less than the second default charge value, full-vehicle control
Device refusal carries out power request by the different capacity gear of gearshift, and is driven according to the power request value of entire car controller
Vehicle is run, until request carries out power request by the different capacity gear of gearshift again；If the residue of power battery
Electricity is less than the first default charge value and is higher than the second default charge value, then entire car controller allows the difference by gearshift
The power request value driving vehicle operation of power gear.
First default charge value can be the 80-90% of power battery Full Charge Capacity, and optionally, the first default charge value can be
The 85% of power battery Full Charge Capacity.Second default charge value can be the 15-25% of power battery Full Charge Capacity, and optionally, first is default
Charge value can be the 20% of power battery Full Charge Capacity.First default charge value and the second default charge value can be according to actual conditions
It is demarcated.
Example is further carried out above-mentioned, gearshift may also include instrument board, the difference for showing gearshift
The information of the information of gear and the remaining capacity of power battery.
In any of the above-described embodiment, four kinds of different power gears can be 0kW gears 4,15kW gears 5,30kW gears 6 respectively
The switching direction of each gear is indicated with the 45kW arrows kept off in 7, Fig. 5.It is worth noting that, these four different capacity gears
Switching can only be kept off by D and 3 switch to 0kW gears 4,0kW gears 4 switch to 15kW gears 5,15kW gears 5 switch to 30kW gears 6,30kW gears 6 are cut
45kW gears 7 are shifted to, i.e., can not bypass the immediate leadership shift, so that speed is promoted to high speed rapidly in this way, can prevent one foot of driver from stepping down
State, so as to prevent driver from stepping on acceleration suddenly under error state, to improve the safety driven.
A kind of control system with the gearshift described in any of the above-described embodiment, such as Fig. 6 can also be provided in the present invention
It is shown, it may include power battery 27, entire car controller 21, increase range controller 22, distance increasing unit 25, engine controller 23 and hair
Electric machine controller 24, distance increasing unit may include engine 251 and generator 252, wherein engine, engine controller, increasing are program-controlled
Device and entire car controller head and the tail processed communicate to connect, and generator, engine controller, increasing range controller and entire car controller head and the tail are logical
Letter connection.The detection unit 26 of gearshift is connected with entire car controller 21.In this way, detecting power battery by detection unit 26
Remaining capacity and be compared with the first default charge value, the second default charge value by entire car controller 21, to according to than
Compared with result determine whether to carry out power request by the different capacity gear of gearshift.I.e. the control system is by changing
The intention of blocking means combination driver determines the control model of driving vehicle operation, otherwise asked by the power of entire car controller
Evaluation drives the corresponding power request value of the different capacity gear of vehicle or gearshift to drive vehicle.It therefore, can be in body
Vehicle normal operation is driven on the basis of the driving intention of existing driver.
First default charge value can be the 80-90% of power battery Full Charge Capacity, and optionally, the first default charge value can be
The 85% of power battery Full Charge Capacity.Second default charge value can be the 15-25% of power battery Full Charge Capacity, and optionally, first is default
Charge value can be the 20% of power battery Full Charge Capacity.First default charge value and the second default charge value can be according to actual conditions
It is demarcated.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (10)
1. a kind of control method for extended-range vehicle shift is run for controlling the vehicle according to the intention of driver,
Wherein, the control method includes：
Determine that driver's is intended to D gears, R gears or N gears；
Determining when being intended to D gears of driver, it is determined whether by the different capacity gear of the gearshift of the vehicle into
Row power request；
When determining that the different capacity gear by the gearshift carries out power request, according to the power battery of the vehicle
Remaining capacity and the corresponding power request value of different capacity gear drive the vehicle operation；Or
When determining not through the different capacity gear of gearshift progress power request, according to the power of entire car controller
Value request drives the vehicle operation.
2. control method according to claim 1, wherein determine by the different capacity gear of the gearshift into
When row power request, driven according to the remaining capacity of the power battery of the vehicle and the corresponding power request value of different capacity gear
The step of dynamic vehicle operation, specifically includes：
When the shift lever of the gearshift switches to one of power gear, the remaining capacity of the power battery
Whether higher than the first default charge value or less than the second default charge value；
Determine whether that power request can be carried out by the different capacity gear of the gearshift according to the result of the comparison.
3. control method according to claim 2, wherein determining whether according to the result of the comparison can be by the shift
The specific steps that the different capacity gear of device carries out power request include：
If the remaining capacity of the power battery is higher than the described first default charge value or is less than the described second default charge value,
Refusal carries out power request, and the work(of the entire car controller according to the vehicle by the different capacity gear of the gearshift
Rate value request drives the vehicle operation, until request is asked by the different capacity gear progress power of the gearshift again
It asks；
If the remaining capacity of the power battery is less than the described first default charge value and is higher than the described second default charge value,
The corresponding power request value of different capacity gear by the gearshift is allowed to drive the vehicle operation.
4. according to claim 1-3 any one of them control methods, wherein to the different capacity gear of the gearshift
Handoff procedure includes：
It controls the shift lever and switches to 0kW gears from D gears, to determine that driver's is intended to the pre-pass gearshift not
The vehicle operation is driven with power gear；
It controls the shift lever and switches to 15kW gears from 0kW gears, the vehicle is driven to keep off corresponding power request value by 15kW
Operation；
It controls the shift lever and switches to 30kW gears from 15kW gears, the vehicle is driven to keep off corresponding power request value by 30kW
Operation；
It controls the shift lever and switches to 45kW gears from 30kW gears, the vehicle is driven to keep off corresponding power request value by 45kW
Operation.
5. control method according to claim 4, wherein
Under dead ship condition, the vehicle is moved according to the power request value of one of gearshift power gear
Power battery charges.
6. a kind of gearshift for extended-range vehicle is run for controlling the vehicle according to the intention of driver, described
Vehicle includes power battery, entire car controller, increases range controller and distance increasing unit, and the gearshift includes that R gears, N gears and D are kept off,
Further include four kinds of different power gears；
Wherein, when driver is when being intended to D gears, power request is carried out to drive by the different capacity gear of the gearshift
The dynamic vehicle traveling, or pass through the increasing journey when not carrying out power request by the different capacity gear of the gearshift
Controller according to the power request value of the entire car controller controls distance increasing unit power generation to drive the vehicle to travel and right
The power battery charges.
7. gearshift according to claim 6, wherein further include detection unit, for detecting the power battery
Remaining capacity so that the entire car controller by the remaining capacity of the power battery simultaneously with the first default charge value, the
Two default charge values are compared, so that determining whether according to the result of the comparison can be by the different capacity of the gearshift
Gear carries out power request.
8. gearshift according to claim 7, wherein determining whether according to the result of the comparison can be by the shift
The process that the different capacity gear of device carries out power request is specially：
If the remaining capacity of the power battery is higher than the described first default charge value or is less than the described second default charge value,
The entire car controller refusal carries out power request by the different capacity gear of the gearshift, and according to the vehicle control
The power request value of device processed drives the vehicle operation, until again request by the different capacity gear of the gearshift into
Row power request；
If the remaining capacity of the power battery is less than the described first default charge value and is higher than the described second default charge value,
The entire car controller allows the power request value by the different capacity gear of the gearshift to drive the vehicle operation.
9. gearshift according to claim 8, wherein further include instrument board, for showing the gearshift not
With the information of the remaining capacity of the information and power battery of gear.
10. according to claim 6-9 any one of them gearshifts, wherein described four kinds different power gears are respectively
0kW gears, 15kW gears, 30kW gears and 45kW gears.
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| CN201810114058.7A CN108394314B (en) | 2018-02-05 | 2018-02-05 | Control method and gear shifting device for gear shifting of extended range vehicle |
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| CN112644296A (en) * | 2021-01-05 | 2021-04-13 | 重庆长安新能源汽车科技有限公司 | Control method for driving torque of pure electric vehicle |
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Address after: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLES Co.,Ltd. Patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |
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Effective date of registration: 20211210 Address after: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee after: Zhejiang remote commercial vehicle R & D Co.,Ltd. Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |