CN113202921A - DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle - Google Patents

DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle Download PDF

Info

Publication number
CN113202921A
CN113202921A CN202110599960.4A CN202110599960A CN113202921A CN 113202921 A CN113202921 A CN 113202921A CN 202110599960 A CN202110599960 A CN 202110599960A CN 113202921 A CN113202921 A CN 113202921A
Authority
CN
China
Prior art keywords
vehicle
slope
dct
control method
gradient data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110599960.4A
Other languages
Chinese (zh)
Inventor
张鹏飞
徐�明
金永镇
崔英杰
王可
刘甲一
侯成伟
赵宇
李昕
王枭鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FAW Bestune Car Co Ltd
Original Assignee
FAW Bestune Car Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FAW Bestune Car Co Ltd filed Critical FAW Bestune Car Co Ltd
Priority to CN202110599960.4A priority Critical patent/CN113202921A/en
Publication of CN113202921A publication Critical patent/CN113202921A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/14—Inputs being a function of torque or torque demand
    • F16H59/24—Inputs being a function of torque or torque demand dependent on the throttle opening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/36—Inputs being a function of speed
    • F16H59/38—Inputs being a function of speed of gearing elements
    • F16H59/40—Output shaft speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/60—Inputs being a function of ambient conditions
    • F16H59/66—Road conditions, e.g. slope, slippery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/68—Inputs being a function of gearing status
    • F16H59/72—Inputs being a function of gearing status dependent on oil characteristics, e.g. temperature, viscosity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/36—Inputs being a function of speed
    • F16H2059/366—Engine or motor speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/60—Inputs being a function of ambient conditions
    • F16H59/66—Road conditions, e.g. slope, slippery
    • F16H2059/663—Road slope

Abstract

The invention discloses a DCT vehicle type slope control method, a system, equipment and a vehicle, belonging to the technical field of vehicle engine control and comprising the following steps: judging whether the vehicle is in a starting working condition or not; acquiring gradient data, and determining auxiliary measures according to the gradient data and a set threshold; and determining a slope slipping state according to the slope data, and determining slope slipping measures according to the slope slipping state. According to the invention, the starting working condition and the gradient data are judged and judged by researching the information such as the engine rotating speed, the rotating speed of the output shaft of the transmission, the brake state, the opening degree of an accelerator pedal, a vehicle speed signal and the gradient, the auxiliary measures are determined through the gradient data and the set threshold value, the slope slipping state is determined through the gradient data, the slope slipping measures are determined according to the slope slipping state, the good balance between the starting capability and the comfort of the vehicle can be realized, and the driving experience of a user is improved.

Description

DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle
Technical Field
The invention discloses a DCT (discrete cosine transformation) vehicle type slope road control method, system, equipment and a vehicle, and belongs to the technical field of vehicle engine control.
Background
With the development of the automobile industry and the trend of people toward good life, automobiles gradually move into thousands of households. The user not only puts forward the requirements on the appearance of the automobile, but also puts forward a higher standard on the quality of the automobile, and in short, the automobile industry is more and more competitive; meanwhile, with the stricter regulations of emission oil consumption and the like, DCT vehicle models stand out with excellent gear shifting performance and lower fuel consumption, and the market share of the DCT vehicle models increases year by year. The low-speed starting performance of the DCT is particularly the important point of market problems due to the structural characteristics of the DCT, and therefore the slope starting control of the DCT becomes a difficult point in the industry.
Disclosure of Invention
The embodiment of the invention provides a DCT (discrete cosine transformation) vehicle type slope control method, system, equipment and vehicle, which are used for effectively solving the problem of flameout of the DCT vehicle type slope and the problem of poor slope capability.
In a first aspect, an embodiment of the present invention provides a DCT vehicle type slope control method, including the steps of:
judging whether the vehicle is in a starting working condition or not;
acquiring gradient data, and determining auxiliary measures according to the gradient data and a set threshold;
and determining a slope slipping state according to the slope data, and determining slope slipping measures according to the slope slipping state.
Preferably, the determining whether the vehicle is in a starting condition includes:
acquiring a transmission gear signal, an accelerator opening, a brake switch, a transmission output shaft rotating speed, a vehicle speed signal and an engine rotating speed signal;
whether the vehicle is in a starting working condition is judged through the transmission gear signal, the accelerator opening, the brake switch, the rotation speed of the transmission output shaft, the vehicle speed signal and the engine rotation speed signal:
if yes, executing the next step;
otherwise, the judgment is repeated.
Preferably, the acquiring gradient data includes:
acquiring engine oil temperature, the rotation direction of a transmission output shaft and a wheel speed signal;
and determining gradient data according to the engine rotating speed, the rotating speed of the output shaft of the transmission, the rotating direction of the output shaft of the transmission, the wheel speed signal and the vehicle speed signal.
Preferably, the gradient data includes: vehicle grade and grade direction.
Preferably, when the gradient data is smaller than the set threshold, the starting assistance measure is executed;
the starting auxiliary measures comprise: different target engine speeds and target engine torques are determined by different oil temperatures, while clutch apply pressures and shift commands are determined.
Preferably, when the gradient data is larger than the set threshold, the slope road assistance measure is executed;
the slope road auxiliary measures include: different target engine speeds and target engine torques are determined from vehicle grade and oil temperature, while clutch apply pressures and shift commands are determined.
Preferably, the slope slipping measures include: the transmission and the clutch are quickly disengaged and the target rotating speed and the target torque of the engine are increased, and after the rotating speed of the engine reaches a certain value, the clutch engaging pressure and a gear shifting command are used for executing gear shifting operation.
In a second aspect, an embodiment of the present invention further provides a DCT-type slope control device, including:
the starting working condition judging module is used for judging whether the vehicle is in a starting working condition or not;
the auxiliary measure determining module is used for acquiring gradient data and determining auxiliary measures according to the gradient data and a set threshold;
and the slope slipping measure determining module is used for determining the slope slipping state according to the slope data and determining the slope slipping measure according to the slope slipping state.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the DCT-vehicle type slope control method as in any of the embodiments of the present invention when executing the program.
A vehicle, comprising: the invention relates to a DCT (discrete cosine transformation) vehicle type slope control device, which is used for realizing the DCT vehicle type slope control method in any embodiment of the invention.
The invention has the beneficial effects that:
according to the invention, the starting working condition and the gradient data are judged and judged by researching the information such as the engine rotating speed, the rotating speed of the output shaft of the transmission, the brake state, the opening degree of an accelerator pedal, a vehicle speed signal and the gradient, the auxiliary measures are determined through the gradient data and the set threshold value, the slope slipping state is determined through the gradient data, the slope slipping measures are determined according to the slope slipping state, the good balance between the starting capability and the comfort of the vehicle can be realized, and the driving experience of a user is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a flowchart of a DCT model slope control method according to a first embodiment of the present invention;
FIG. 2 is a flowchart of a DCT model slope control method according to a first embodiment of the present invention;
FIG. 3 is a block diagram schematically illustrating the structure of a DCT model slope control device according to a second embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a computer device according to a third embodiment of the present invention;
fig. 5 is a schematic structural diagram of a vehicle according to a fourth embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the invention provides a DCT vehicle type slope control method which is realized by a terminal, wherein the terminal can be a smart phone, a desktop computer or a notebook computer and the like, and the terminal at least comprises a CPU, a voice acquisition device and the like.
Example one
Fig. 1-2 is a flowchart illustrating a DCT vehicle type slope control method for use in a terminal according to an exemplary embodiment, the method comprising the steps of:
step 110, judging whether the vehicle is in a starting working condition, wherein the specific contents are as follows:
acquiring a transmission gear signal, an accelerator opening, a brake switch, a transmission output shaft rotating speed, a vehicle speed signal and an engine rotating speed signal;
whether the vehicle is in a starting working condition is judged through the transmission gear signal, the accelerator opening, the brake switch, the rotation speed of the transmission output shaft, the vehicle speed signal and the engine rotation speed signal:
if yes, executing the next step;
otherwise, the judgment is repeated.
Step 120, obtaining gradient data, and determining auxiliary measures according to the gradient data and a set threshold, wherein the specific contents are as follows:
acquiring engine oil temperature, the rotation direction of a transmission output shaft and a wheel speed signal;
determining gradient data by the engine speed, the transmission output shaft rotation direction, the wheel speed signal and the vehicle speed signal, wherein the gradient data comprises: vehicle grade and grade direction.
When the gradient data is smaller than a set threshold value, executing a starting auxiliary measure;
the starting auxiliary measures comprise: different target engine speeds and target engine torques are determined by different oil temperatures, while clutch apply pressures and shift commands are determined.
Preferably, when the gradient data is larger than the set threshold, the slope road assistance measure is executed;
the slope road auxiliary measures include: different target engine speeds and target engine torques are determined from vehicle grade and oil temperature, while clutch apply pressures and shift commands are determined.
And step 130, determining a slope state according to the slope data, and determining slope slipping measures according to the slope state.
The slope slipping measures comprise: the transmission and the clutch are quickly disengaged and the target rotating speed and the target torque of the engine are increased, and after the rotating speed of the engine reaches a certain value, the clutch engaging pressure and a gear shifting command are used for executing gear shifting operation.
Example two
In an exemplary embodiment, there is also provided a DCT vehicle type slope control device, as shown in fig. 3, including:
a starting condition judgment module 210, configured to judge whether the vehicle is in a starting condition;
an auxiliary measure determination module 220 for obtaining gradient data and determining an auxiliary measure according to the gradient data and a set threshold;
and the slope slipping measure determining module 230 determines a slope slipping state according to the slope data and determines a slope slipping measure according to the slope slipping state.
According to the invention, the starting working condition and the gradient data are judged and judged by researching the information such as the engine rotating speed, the rotating speed of the output shaft of the transmission, the brake state, the opening degree of an accelerator pedal, a vehicle speed signal and the gradient, the auxiliary measures are determined through the gradient data and the set threshold value, the slope slipping state is determined through the gradient data, the slope slipping measures are determined according to the slope slipping state, the good balance between the starting capability and the comfort of the vehicle can be realized, and the driving experience of a user is improved. A
EXAMPLE III
Fig. 4 is a schematic structural diagram of a computer device according to a third embodiment of the present invention. FIG. 4 illustrates a block diagram of a computer device 312 suitable for use in implementing embodiments of the present invention. The computer device 312 shown in FIG. 4 is only an example and should not bring any limitations to the functionality or scope of use of embodiments of the present invention. The device 312 is a computing device for typical DCT vehicle type slope control.
As shown in FIG. 4, computer device 312 is in the form of a general purpose computing device. The components of computer device 312 may include, but are not limited to: one or more processors 316, a storage device 328, and a bus 318 that couples the various system components including the storage device 328 and the processors 316.
Bus 318 represents one or more of any of several types of bus structures, including a memory bus or memory controller, a peripheral bus, an accelerated graphics port, and a processor or local bus using any of a variety of bus architectures. By way of example, such architectures include, but are not limited to, Industry Standard Architecture (ISA) bus, Micro Channel Architecture (MCA) bus, enhanced ISA bus, Video Electronics Standards Association (VESA) local bus, and Peripheral Component Interconnect (PCI) bus.
Computer device 312 typically includes a variety of computer system readable media. Such media may be any available media that is accessible by computer device 312 and includes both volatile and nonvolatile media, removable and non-removable media.
Storage 328 may include computer system readable media in the form of volatile Memory, such as Random Access Memory (RAM) 330 and/or cache Memory 332. The computer device 312 may further include other removable/non-removable, volatile/nonvolatile computer system storage media. By way of example Only, the storage system 334 may be used to Read from and write to non-removable, nonvolatile magnetic media and may provide a magnetic disk drive for reading from and writing to a removable nonvolatile magnetic disk (e.g., a "floppy disk"), and an optical disk drive for reading from or writing to a removable nonvolatile optical disk (e.g., a Compact disk-Read Only Memory (CD-ROM), a Digital Video disk (DVD-ROM), or other optical media). In these cases, each drive may be connected to bus 318 by one or more data media interfaces. Storage 328 may include at least one program product having a set (e.g., at least one) of program modules that are configured to carry out the functions of embodiments of the invention.
Program 336 having a set (at least one) of program modules 326 may be stored, for example, in storage 328, such program modules 326 including, but not limited to, an operating system, one or more application programs, other program modules, and program data, each of which may comprise an implementation of a network environment, or some combination thereof. Program modules 326 generally carry out the functions and/or methodologies of embodiments of the invention as described herein.
The computer device 312 may also communicate with one or more external devices 314 (e.g., keyboard, pointing device, camera, display 324, etc.), with one or more devices that enable a user to interact with the computer device 312, and/or with any devices (e.g., network card, modem, etc.) that enable the computer device 312 to communicate with one or more other computing devices. Such communication may occur via input/output (I/O) interfaces 322. Also, computer device 312 may communicate with one or more networks (e.g., a Local Area Network (LAN), Wide Area Network (WAN), and/or a public Network, such as the internet) via Network adapter 320. Network adapter 320 communicates with the other modules of computer device 312 via bus 318. It should be appreciated that although not shown in the figures, other hardware and/or software modules may be used in conjunction with the computer device 312, including but not limited to: microcode, device drivers, Redundant processing units, external disk drive Arrays, disk array (RAID) systems, tape drives, and data backup storage systems, among others.
The processor 316 executes various functional applications and data processing by running programs stored in the storage 328, for example, implementing a DCT-vehicle type slope control method provided by the above-described embodiments of the present invention.
Example four
Fig. 5 is a schematic structural diagram of a vehicle including a DCT-vehicle-type slope control apparatus according to a fourth embodiment of the present invention, the apparatus including:
a starting condition judgment module 210, configured to judge whether the vehicle is in a starting condition; an auxiliary measure determination module 220 for obtaining gradient data and determining an auxiliary measure according to the gradient data and a set threshold; and the slope slipping measure determining module 230 determines a slope slipping state according to the slope data and determines a slope slipping measure according to the slope slipping state.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (10)

1. A DCT vehicle type slope control method is characterized by comprising the following steps:
judging whether the vehicle is in a starting working condition or not;
acquiring gradient data, and determining auxiliary measures according to the gradient data and a set threshold;
and determining a slope slipping state according to the slope data, and determining slope slipping measures according to the slope slipping state.
2. The DCT vehicle type slope control method according to claim 1, wherein the determining whether the vehicle is in a starting condition comprises:
acquiring a transmission gear signal, an accelerator opening, a brake switch, a transmission output shaft rotating speed, a vehicle speed signal and an engine rotating speed signal;
whether the vehicle is in a starting working condition is judged through the transmission gear signal, the accelerator opening, the brake switch, the rotation speed of the transmission output shaft, the vehicle speed signal and the engine rotation speed signal:
if yes, executing the next step;
otherwise, the judgment is repeated.
3. The DCT-vehicle type ramp control method according to claim 2, wherein said obtaining gradient data comprises:
acquiring engine oil temperature, the rotation direction of a transmission output shaft and a wheel speed signal;
and determining gradient data according to the engine rotating speed, the rotating speed of the output shaft of the transmission, the rotating direction of the output shaft of the transmission, the wheel speed signal and the vehicle speed signal.
4. The DCT vehicle-type slope road control method according to claim 3, wherein the DCT vehicle-type slope road control method comprises the steps of,
the gradient data includes: vehicle grade and grade direction.
5. The DCT vehicle type slope control method according to claim 4, wherein when the gradient data is less than a set threshold, a starting aid is executed;
the starting auxiliary measures comprise: different target engine speeds and target engine torques are determined by different oil temperatures, while clutch apply pressures and shift commands are determined.
6. The DCT vehicle type slope control method according to claim 4, wherein when the gradient data is larger than a set threshold, a slope auxiliary measure is performed;
the slope road auxiliary measures include: different target engine speeds and target engine torques are determined from vehicle grade and oil temperature, while clutch apply pressures and shift commands are determined.
7. The DCT vehicle-type slope road control method according to claim 4,
the slope slipping measures comprise: the transmission and the clutch are quickly disengaged and the target rotating speed and the target torque of the engine are increased, and after the rotating speed of the engine reaches a certain value, the clutch engaging pressure and a gear shifting command are used for executing gear shifting operation.
8. A DCT model slope control device, comprising:
the starting working condition judging module is used for judging whether the vehicle is in a starting working condition or not;
the auxiliary measure determining module is used for acquiring gradient data and determining auxiliary measures according to the gradient data and a set threshold;
and the slope slipping measure determining module is used for determining the slope slipping state according to the slope data and determining the slope slipping measure according to the slope slipping state.
9. A computer apparatus comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the DCT-vehicle-type slope control method as recited in any of claims 1 to 7 when executing the program.
10. A vehicle, characterized by comprising: a DCT-vehicle type slope control device for implementing the DCT-vehicle type slope control method as claimed in any one of claims 1 to 7.
CN202110599960.4A 2021-05-31 2021-05-31 DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle Pending CN113202921A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110599960.4A CN113202921A (en) 2021-05-31 2021-05-31 DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110599960.4A CN113202921A (en) 2021-05-31 2021-05-31 DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle

Publications (1)

Publication Number Publication Date
CN113202921A true CN113202921A (en) 2021-08-03

Family

ID=77023743

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110599960.4A Pending CN113202921A (en) 2021-05-31 2021-05-31 DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle

Country Status (1)

Country Link
CN (1) CN113202921A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007044434A1 (en) * 2007-09-18 2009-03-19 Zf Friedrichshafen Ag Method for controlling an automated stepped gearbox
CN102060011A (en) * 2010-12-23 2011-05-18 浙江万里扬变速器股份有限公司 Control method suitable for preventing starting AMT (Automatic Mechanical Transmission) vehicle from sliding on slope
CN103287422A (en) * 2013-05-31 2013-09-11 长城汽车股份有限公司 Vehicle, and ramp starting control method and ramp starting control device for vehicle
CN105235683A (en) * 2014-07-09 2016-01-13 比亚迪股份有限公司 Vehicle and vehicle hill starting control method and hill starting control apparatus
CN105799705A (en) * 2016-03-18 2016-07-27 重庆长安汽车股份有限公司 Slope starting control method applicable to IMT vehicle idling start and stop work condition
CN107339417A (en) * 2016-12-13 2017-11-10 安徽江淮汽车集团股份有限公司 A kind of double-clutch speed changer method for controlling starting torque and system
CN111572513A (en) * 2020-05-12 2020-08-25 上海元城汽车技术有限公司 Brake release control method, system, device, vehicle and storage medium
CN112696489A (en) * 2020-12-07 2021-04-23 安徽建筑大学 Starting control method and system for dual-clutch automatic transmission

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007044434A1 (en) * 2007-09-18 2009-03-19 Zf Friedrichshafen Ag Method for controlling an automated stepped gearbox
CN102060011A (en) * 2010-12-23 2011-05-18 浙江万里扬变速器股份有限公司 Control method suitable for preventing starting AMT (Automatic Mechanical Transmission) vehicle from sliding on slope
CN103287422A (en) * 2013-05-31 2013-09-11 长城汽车股份有限公司 Vehicle, and ramp starting control method and ramp starting control device for vehicle
CN105235683A (en) * 2014-07-09 2016-01-13 比亚迪股份有限公司 Vehicle and vehicle hill starting control method and hill starting control apparatus
CN105799705A (en) * 2016-03-18 2016-07-27 重庆长安汽车股份有限公司 Slope starting control method applicable to IMT vehicle idling start and stop work condition
CN107339417A (en) * 2016-12-13 2017-11-10 安徽江淮汽车集团股份有限公司 A kind of double-clutch speed changer method for controlling starting torque and system
CN111572513A (en) * 2020-05-12 2020-08-25 上海元城汽车技术有限公司 Brake release control method, system, device, vehicle and storage medium
CN112696489A (en) * 2020-12-07 2021-04-23 安徽建筑大学 Starting control method and system for dual-clutch automatic transmission

Similar Documents

Publication Publication Date Title
CN112302817A (en) Fault diagnosis method, device, equipment and storage medium for air inlet pressure sensor
CN112977087B (en) Torque determination method, device and equipment for electric automobile
CN111546903A (en) Determination method, device and equipment of coasting torque and storage medium
CN113202921A (en) DCT (discrete cosine transformation) vehicle type slope control method, system and equipment and vehicle
CN111873982B (en) Starting control method and device, vehicle and storage medium
CN112463598A (en) Pressure measurement method and device, electronic equipment and readable storage medium
CN116055599B (en) Method for acquiring included angle of folding screen and electronic equipment
CN114738479B (en) Safety control method for transmission device with ultra-wide transmission ratio range
US20210078584A1 (en) Systems and methods for maintaining vehicle speed during road grade changes
CN112631553B (en) Radar servo system model building method, computer equipment and storage medium
CN110594030A (en) Cold starting method and device for engine
CN114837836B (en) Engine torque control method, device, equipment and medium
CN114734815A (en) Starting self-adaptive control method and device, electronic equipment and storage medium
CN110725943B (en) Temporary manual gear shifting control method for automatic transmission, storage medium and vehicle
CN112265547B (en) Control method, device and equipment for slope starting and vehicle
CN114321360A (en) Gear identification method and device for manual transmission gearbox and computer equipment
CN115288871A (en) Engine real-time torque calculation method, device and equipment and readable storage medium
CN111731300A (en) Vehicle control method and device and vehicle
CN113007347B (en) Transmission P-gear parking control method and system, vehicle and storage medium
CN117432794A (en) Commercial vehicle gear calculation method and device and electronic equipment
CN113266482B (en) Control method and control device for idle running of vehicle and terminal equipment
US20220204021A1 (en) Electronic device for autonomous driving and configuration method thereof
CN113623376B (en) Hydraulic torque converter monitoring method and device and hydraulic torque converter monitoring chip
CN114704637A (en) Control method and device for AMT gearbox, storage medium and electronic equipment
CN117261850A (en) Control method, device and equipment for starting and stopping of hydraulic retarder and storage medium

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
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20210803