CN110864106A - Automobile gear shifting rotating speed control method, equipment, storage medium and device - Google Patents
Automobile gear shifting rotating speed control method, equipment, storage medium and device Download PDFInfo
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- CN110864106A CN110864106A CN201911210559.6A CN201911210559A CN110864106A CN 110864106 A CN110864106 A CN 110864106A CN 201911210559 A CN201911210559 A CN 201911210559A CN 110864106 A CN110864106 A CN 110864106A
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- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
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- 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
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Abstract
The invention discloses a method, equipment, a storage medium and a device for controlling the gear shifting rotating speed of an automobile, wherein the method comprises the following steps: acquiring vehicle running state information of a target vehicle, filtering the vehicle running state information to acquire the target vehicle running state information, determining a gear shifting rotating speed control identification bit state according to the target vehicle running state information, determining a rotating speed control strategy according to the gear shifting rotating speed control identification bit state, and controlling the automobile gear shifting rotating speed according to the rotating speed control strategy; according to the invention, the gear shifting rotating speed identification position state is determined by analyzing the vehicle running information of the target vehicle, and the automobile gear shifting rotating speed is controlled according to the gear shifting identification position state, so that the rotating speed of the engine can be controlled during gear shifting, the noise of the engine is reduced, and the user experience is improved.
Description
Technical Field
The invention relates to the technical field of engine control, in particular to a method, equipment, a storage medium and a device for controlling the gear shifting rotating speed of an automobile.
Background
At present, when a manual transmission vehicle is shifted, the phenomenon that the rotating speed of an engine floats upwards easily due to the inertia of the whole vehicle and the characteristics of the engine exists, and the visual impression and the auditory impression of a driver caused by the rising of the rotating speed are negatively excited. Therefore, how to control the engine speed when the manual transmission automobile shifts gears is an urgent technical problem to be solved.
The above is only for the purpose of assisting understanding of the technical aspects of the present invention, and does not represent an admission that the above is prior art.
Disclosure of Invention
The invention mainly aims to provide a method, equipment, a storage medium and a device for controlling the gear shifting rotating speed of an automobile, and aims to solve the technical problem of how to control the rotating speed of an engine when the automobile with a manual gear is shifted in the prior art.
In order to achieve the above object, the present invention provides a method for controlling a shift speed of an automobile, comprising the steps of:
acquiring vehicle running state information of a target vehicle, and filtering the vehicle running state information to acquire the target vehicle running state information;
determining the state of a gear shifting rotating speed control identification bit according to the target vehicle running state information;
and determining a rotating speed control strategy according to the state of the gear shifting rotating speed control identification bit, and controlling the gear shifting rotating speed of the automobile according to the rotating speed control strategy.
Preferably, the determining the state of the shift speed control flag according to the target vehicle operation state information includes:
determining a gear shifting working condition zone bit state, an oil cut-off control zone bit state and a rotating speed control identification bit state according to the target vehicle running state information;
and determining the state of the gear shifting rotating speed control identification bit according to the state of the control identification bit, the state of the oil cut-off control identification bit and the state of the rotating speed control identification bit.
Preferably, the target vehicle operation information includes: the engine speed difference, the current engine speed, the current vehicle speed, the clutch signal, the gear signal, the current accelerator pedal signal and the current engine intake manifold pressure value;
the determining of the gear shifting working condition zone bit state, the fuel cut-off control zone bit state and the rotating speed control identification bit state according to the target vehicle running state information comprises the following steps:
determining the state of a shift condition zone bit according to the current vehicle speed, the accelerator pedal signal, the clutch signal and/or the gear signal;
determining the state of a fuel cut-off control flag bit according to the current vehicle speed, the accelerator pedal signal, the gear signal, the clutch signal, the current engine speed and/or the current engine intake manifold pressure value;
and determining the state of a rotating speed control identification bit according to the engine rotating speed difference and/or the state of the gear shifting working condition flag bit.
Preferably, the step of determining the state of the shift condition flag according to the current vehicle speed, the accelerator pedal signal, the clutch signal and/or the gear signal specifically includes:
judging whether the current vehicle speed is greater than a preset vehicle speed or not, and determining the state of a shift working condition flag bit according to a judgment result;
and/or judging whether the clutch signal is a preset clutch signal or not, and determining the state of a shift working condition zone bit according to a judgment result;
and/or judging whether the accelerator pedal signal is a preset accelerator pedal signal or not, and determining the state of a shift condition flag bit according to a judgment result;
and/or judging whether the gear signal is a preset gear signal or not, and determining the state of a gear shifting working condition zone bit according to a judgment result.
Preferably, the determining a state of a fuel cut control flag according to the current vehicle speed, the accelerator pedal signal, the gear signal, the clutch signal, the current engine speed and/or the current engine intake manifold pressure value includes:
judging whether the current vehicle speed is greater than a preset vehicle speed or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging whether the clutch signal is a preset clutch signal or not, and determining the state of the fuel cut-off control flag bit according to the judgment result;
and/or judging whether the accelerator pedal signal is a preset accelerator pedal signal or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging whether the gear signal is a preset gear signal or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging that the current engine rotating speed is greater than the preset rotating speed, and determining the state of the fuel cut-off control flag bit according to the judgment result;
and/or judging whether the current pressure value of the engine intake manifold is larger than a preset pressure value or not, and determining the state of the fuel cut-off control flag bit according to the judgment result.
Preferably, the determining the state of the rotation speed control flag according to the engine rotation speed difference and/or the state of the shift condition flag includes:
judging whether the engine speed difference is greater than a preset difference value or not, and determining the state of a speed control identification bit according to the judgment result;
and/or judging whether the state of the gear shifting working condition flag bit is a preset state or not, and determining the state of the rotating speed control flag bit according to the judgment result.
Preferably, the determining a rotation speed control strategy according to the state of the shift rotation speed control identification bit, and performing automobile shift rotation speed control according to the rotation speed control strategy comprises:
searching a rotating speed control strategy corresponding to the state of the gear shifting rotating speed control identification bit in a preset mapping relation table;
and controlling the gear shifting rotating speed of the automobile according to the rotating speed control strategy.
In addition, in order to achieve the above object, the present invention further provides a vehicle shift speed control device, which includes a memory, a processor, and a vehicle shift speed control program stored in the memory and operable on the processor, wherein the vehicle shift speed control program is configured to implement the steps of the vehicle shift speed control method as described above.
In addition, to achieve the above object, the present invention further provides a storage medium having a vehicle shift speed control program stored thereon, wherein the vehicle shift speed control program, when executed by a processor, implements the steps of the vehicle shift speed control method as described above.
In addition, in order to achieve the above object, the present invention further provides a shift speed control device for a vehicle, including: the gear shifting control system comprises an acquisition module, a gear shifting speed control identification bit state determination module and a control module;
the acquisition module is used for acquiring the vehicle running state information of the target vehicle, filtering the vehicle running state information and acquiring the target vehicle running state information;
the gear shifting rotating speed control identification bit state determining module is used for determining the gear shifting rotating speed control identification bit state according to the target vehicle running state information; (ii) a
And the control module is used for determining a rotating speed control strategy according to the state of the gear shifting rotating speed control identification position and carrying out automobile gear shifting rotating speed control according to the rotating speed control strategy.
According to the method, vehicle running state information of a target vehicle is obtained, the vehicle running state information is filtered to obtain the target vehicle running state information, a gear shifting rotating speed control identification bit state is determined according to the target vehicle running state information, a rotating speed control strategy is determined according to the gear shifting rotating speed control identification bit state, and automobile gear shifting rotating speed control is performed according to the rotating speed control strategy; according to the invention, the gear shifting rotating speed identification position state is determined by analyzing the vehicle running information of the target vehicle, and the automobile gear shifting rotating speed is controlled according to the gear shifting identification position state, so that the rotating speed of the engine can be controlled during gear shifting, the noise of the engine is reduced, and the user experience is improved.
Drawings
FIG. 1 is a schematic diagram of a shift speed control apparatus for a vehicle in a hardware operating environment according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart illustrating a first embodiment of a method for controlling a shift speed of a vehicle according to the present invention;
FIG. 3 is a flowchart illustrating a second exemplary embodiment of a method for controlling a shift speed of a vehicle according to the present invention;
FIG. 4 is a flowchart illustrating a third exemplary embodiment of a method for controlling a shift speed of a vehicle according to the present invention;
fig. 5 is a block diagram showing the structure of the first embodiment of the shift speed control apparatus for a vehicle according to the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a vehicle shift speed control device in a hardware operating environment according to an embodiment of the present invention.
As shown in fig. 1, the vehicle shift speed control apparatus may include: a processor 1001, such as a Central Processing Unit (CPU), a communication bus 1002, a user interface 1003, a network interface 1004, and a memory 1005. Wherein a communication bus 1002 is used to enable connective communication between these components. The user interface 1003 may include a Display screen (Display), and the optional user interface 1003 may further include a standard wired interface and a wireless interface, and the wired interface for the user interface 1003 may be a USB interface in the present invention. The network interface 1004 may optionally include a standard wired interface, a WIreless interface (e.g., a WIreless-FIdelity (WI-FI) interface). The Memory 1005 may be a Random Access Memory (RAM) Memory or a Non-volatile Memory (NVM), such as a disk Memory. The memory 1005 may alternatively be a storage device separate from the processor 1001.
Those skilled in the art will appreciate that the configuration shown in fig. 1 does not constitute a limitation of the automotive shift speed control apparatus and may include more or fewer components than those shown, or some components in combination, or a different arrangement of components.
As shown in FIG. 1, a memory 1005, identified as a computer storage medium, may include an operating system, a network communication module, a user interface module, and a vehicle shift speed control program.
In the vehicle gear-shifting rotating speed control device shown in fig. 1, the network interface 1004 is mainly used for connecting a background server and performing data communication with the background server; the user interface 1003 is mainly used for connecting user equipment; the automobile gear-shifting rotating speed control device calls an automobile gear-shifting rotating speed control program stored in a memory 1005 through a processor 1001 and executes the automobile gear-shifting rotating speed control method provided by the embodiment of the invention.
Based on the hardware structure, the embodiment of the automobile gear shifting rotating speed control method is provided.
Referring to fig. 2, fig. 2 is a flowchart illustrating a first embodiment of a method for controlling a shift speed of an automobile according to the present invention.
In a first embodiment, the method for controlling the shift speed of a vehicle comprises the steps of:
step S10: and acquiring the vehicle running state information of the target vehicle, and filtering the vehicle running state information to acquire the target vehicle running state information.
It should be understood that the execution subject of the present embodiment is the vehicle shift speed control device, wherein the vehicle shift speed control device may be an Electronic device such as an engine Electronic Control Unit (ECU) mounted on a target vehicle.
The vehicle running state information can be all running state information of a target vehicle, the vehicle running state information is filtered to obtain target running state information, the target running state information can be engine speed difference, current engine speed, current vehicle speed, gear signal, current accelerator pedal signal, current engine intake manifold pressure value and the like, the automobile gear shifting and rotating speed control equipment can measure the current engine speed of the target vehicle through a crankshaft position sensor, measuring a current vehicle speed of the target vehicle through a wheel speed sensor, measuring a current clutch signal of the target vehicle through a clutch top switch sensor, the gear signal of the target vehicle is measured through a neutral position sensor, the current accelerator pedal signal of the target vehicle is measured through an accelerator pedal position sensor, a current engine intake manifold pressure value of the target vehicle is measured by an intake manifold pressure sensor.
Step S20: and determining the state of the gear shifting rotating speed control identification bit according to the target vehicle running state information.
It can be understood that the state of the shift speed control flag bit can be composed of a shift working condition flag bit state, an oil cut control flag bit state and a speed control flag bit state, the shift working condition flag bit state, the oil cut control flag bit state and the speed control flag bit state can be determined according to the vehicle running state information, the target vehicle running state information can be engine speed difference, current engine speed, current vehicle speed, gear signal, current accelerator pedal signal and current engine intake manifold pressure value, the shift working condition flag bit can be used for indicating the flag bit of whether the target vehicle shifts, the shift working condition flag bit state can be prepared, conformed and not conformed, the oil cut control flag bit can be used for indicating whether the target vehicle cuts oil or supplies oil, the oil cut control flag bit state is divided into ready, activated oil cut transition, The method comprises five states of activating oil cut-off, activating and recovering oil supply and quitting, wherein a rotating speed control identification position can represent an identification position for rotating speed control of a target vehicle, and the states of the rotating speed control identification position are divided into an activating state and a quitting state.
Step S30: and determining a rotating speed control strategy according to the state of the gear shifting rotating speed control identification bit, and controlling the gear shifting rotating speed of the automobile according to the rotating speed control strategy.
It should be noted that the rotating speed control strategy corresponding to the state of the shift rotating speed control identification bit is searched in a preset mapping relation table, and the automobile shift rotating speed control is performed according to the rotating speed control strategy.
In the first embodiment, vehicle running state information of a target vehicle is acquired, the vehicle running state information is filtered to acquire the target vehicle running state information, a gear shifting rotating speed control identification bit state is determined according to the target vehicle running state information, a rotating speed control strategy is determined according to the gear shifting rotating speed control identification bit state, and automobile gear shifting rotating speed control is performed according to the rotating speed control strategy; the embodiment determines the gear shifting rotating speed identification position state by analyzing the vehicle running information of the target vehicle, and performs automobile gear shifting rotating speed control according to the gear shifting identification position state, so that the engine rotating speed can be controlled when gear shifting is performed, the engine noise is reduced, and the user experience is improved.
Referring to fig. 3, fig. 3 is a flowchart illustrating a second embodiment of a method for controlling a shift speed of an automobile according to the present invention, and the second embodiment of the method for controlling a shift speed of an automobile according to the present invention is provided based on the first embodiment illustrated in fig. 2.
In the second embodiment, the step S20 includes:
step S201: and determining the state of a gear shifting working condition zone bit, the state of an oil cut control zone bit and the state of a rotating speed control identification bit according to the target vehicle running state information.
It can be understood that the target vehicle running state information can be engine speed difference, current engine speed, current vehicle speed, gear position signals, current accelerator pedal signals and current engine intake manifold pressure value, the gear shifting working condition flag bit can be used for indicating whether the target vehicle shifts gears or not, the gear shifting working condition flag bit state can be in a ready state, a conforming state and a non-conforming state, the fuel cut control flag bit can be used for indicating whether the target vehicle cuts off fuel or supplies fuel, the fuel cut control flag bit state is divided into five states of ready, activated fuel cut transition, activated fuel cut recovery and exited, the rotating speed control flag bit can indicate the flag bit of the target vehicle for rotating speed control, and the rotating speed control flag bit state is divided into two states of activated and exited.
Step S202: and determining the state of the gear shifting rotating speed control identification bit according to the state of the control identification bit, the state of the oil cut-off control identification bit and the state of the rotating speed control identification bit.
It should be noted that the shift condition flag state, the fuel cut control flag state, and the rotational speed control flag state may be combined to obtain the shift rotational speed control flag state.
In the second embodiment, the step S30 includes:
step S301: and searching a rotating speed control strategy corresponding to the state of the gear shifting rotating speed control identification bit in a preset mapping relation table.
It can be understood that the preset mapping relation table may be different speed control strategies input by a manufacturer according to different states of the shift speed control flag, or may be a tested speed control strategy.
Step S302: and controlling the gear shifting rotating speed of the automobile according to the rotating speed control strategy.
It should be noted that, the control of the shift speed of the vehicle according to the speed control strategy may be to control the operation of an oil injector, an ignition coil and an electronic throttle valve.
In a second embodiment, vehicle running state information of a target vehicle is obtained, the vehicle running state information is filtered to obtain target vehicle running state information, a gear shifting working condition zone bit state, an oil cut control zone bit state and a rotating speed control zone bit state are determined according to the target vehicle running state information, a gear shifting rotating speed control zone bit state is determined according to the control zone bit state, the oil cut control zone bit state and the rotating speed control zone bit state, a rotating speed control strategy corresponding to the gear shifting rotating speed control zone bit state is searched in a preset mapping relation table, and automobile gear shifting rotating speed control is performed according to the rotating speed control strategy; the gear shifting speed control identification bit state is determined through the gear shifting working condition identification bit state, the oil cut control identification bit state and the speed control identification bit state, and the speed control strategy is determined according to the gear shifting speed control identification bit state, so that the gear shifting speed control method can adapt to various conditions, and the user experience is improved.
Referring to fig. 4, fig. 4 is a flowchart illustrating a third embodiment of a method for controlling a shift speed of an automobile according to the present invention, and the third embodiment of the method for controlling a shift speed of an automobile according to the present invention is provided based on the first embodiment illustrated in fig. 2.
In the third embodiment, the step S201 includes:
step S2011: and determining the state of a shift condition zone bit according to the current vehicle speed, the accelerator pedal signal, the clutch signal and/or the gear signal.
In a specific implementation, for example, the shift condition flag state may be prepared, conformed to, or not conformed to three states, and the condition for determining the shift condition flag state according to the current vehicle speed, the accelerator pedal signal, and/or the gear signal may be as shown in table 1:
TABLE 1 Shift condition flag bit state table
Step S2012: and determining the state of a fuel cut-off control flag bit according to the current vehicle speed, the accelerator pedal signal, the gear signal, the clutch signal, the current engine speed and/or the current engine intake manifold pressure value.
In a specific implementation, for example, the fuel cut control flag state is divided into five states of ready, activated fuel cut transition, activated fuel cut, activated fuel supply recovery, and exited, and the condition for determining the fuel cut control flag state according to the current vehicle speed, the accelerator pedal signal, the gear signal, the current engine speed, and/or the current engine intake manifold pressure value may be as shown in table 2:
TABLE 2 oil cut-off control flag bit state table
Step S2013: and determining the state of a rotating speed control identification bit according to the engine rotating speed difference and/or the state of the gear shifting working condition flag bit.
In a specific implementation, for example, the states of the speed control flag are divided into two states, i.e., an active state and an inactive state, and the conditions for determining the state of the speed control flag according to the engine speed difference and/or the current clutch signal are shown in table 3:
TABLE 3 rotating speed control identification bit state table
Further, the step S2011 includes:
judging whether the current vehicle speed is greater than a preset vehicle speed or not, and determining the state of a shift working condition flag bit according to a judgment result;
and/or judging whether the clutch signal is a preset clutch signal or not, and determining the state of a shift working condition zone bit according to a judgment result;
and/or judging whether the accelerator pedal signal is a preset accelerator pedal signal or not, and determining the state of a shift condition flag bit according to a judgment result;
and/or judging whether the gear signal is a preset gear signal or not, and determining the state of a gear shifting working condition zone bit according to a judgment result.
Further, the step S2012 includes:
judging whether the current vehicle speed is greater than a preset vehicle speed or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging whether the clutch signal is a preset clutch signal or not, and determining the state of the fuel cut-off control flag bit according to the judgment result;
and/or judging whether the accelerator pedal signal is a preset accelerator pedal signal or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging whether the gear signal is a preset gear signal or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging that the current engine rotating speed is greater than the preset rotating speed, and determining the state of the fuel cut-off control flag bit according to the judgment result;
and/or judging whether the current pressure value of the engine intake manifold is larger than a preset pressure value or not, and determining the state of the fuel cut-off control flag bit according to the judgment result.
Further, the step S2013 includes:
judging whether the engine speed difference is greater than a preset difference value or not, and determining the state of a speed control identification bit according to the judgment result;
and/or judging whether the state of the gear shifting working condition flag bit is a preset state or not, and determining the state of the rotating speed control flag bit according to the judgment result.
In a third embodiment, vehicle running state information of a target vehicle is acquired, the vehicle running state information is filtered to acquire target vehicle running state information, a gear shifting condition flag bit state is determined according to the current vehicle speed, the accelerator pedal signal, the clutch signal and/or the gear signal, an oil cut control flag bit state is determined according to the current vehicle speed, the accelerator pedal signal, the gear signal, the clutch signal, the current engine speed and/or the current engine intake manifold pressure value, a speed control flag bit state is determined according to the engine speed difference and/or the gear shifting condition flag bit state, and a gear shifting speed control flag bit state is determined according to the control flag bit state, the oil cut control flag bit state and the speed control flag bit state, determining a rotating speed control strategy according to the state of the gear shifting rotating speed control identification bit, and controlling the gear shifting rotating speed of the automobile according to the rotating speed control strategy; the embodiment controls the gear shifting rotating speed of the automobile through the current speed, the accelerator pedal signal, the gear signal, the current rotating speed of the engine and/or the current pressure value of the air inlet manifold of the engine, so that the gear shifting rotating speed of the automobile can be controlled under various conditions, and the user experience is improved.
In addition, an embodiment of the present invention further provides a storage medium, where an automobile shift speed control program is stored on the storage medium, and the automobile shift speed control program, when executed by a processor, implements the steps of the automobile shift speed control method described above.
In addition, referring to fig. 5, an embodiment of the present invention further provides an automobile shift speed control device, where the automobile shift speed control device includes: the control method comprises an acquisition module 10, a gear shifting rotating speed control identification bit state determination module 20 and a control module 30;
the acquiring module 10 is configured to acquire vehicle running state information of a target vehicle, filter the vehicle running state information, and acquire the target vehicle running state information.
It should be understood that the execution subject of the present embodiment is the vehicle shift speed control device, wherein the vehicle shift speed control device may be an Electronic device such as an engine Electronic Control Unit (ECU) mounted on a target vehicle.
The vehicle running state information can be engine speed difference, current engine speed, current vehicle speed, gear signals, current accelerator pedal signals and current engine intake manifold pressure values, the automobile gear shifting speed control device can measure the current engine speed of a target vehicle through a crankshaft position sensor, measure the current vehicle speed of the target vehicle through a wheel speed sensor, measure the current clutch signals of the target vehicle through a clutch top switch sensor, measure the gear signals of the target vehicle through a neutral position sensor, measure the current accelerator pedal signals of the target vehicle through an accelerator pedal position sensor, and measure the current engine intake manifold pressure values of the target vehicle through an intake manifold pressure sensor.
And the shifting rotating speed control identification bit state determining module 20 is configured to determine a shifting rotating speed control identification bit state according to the target vehicle operation state information.
It can be understood that the state of the shift speed control flag bit can be composed of a shift working condition flag bit state, an oil cut control flag bit state and a rotation speed control flag bit state, the shift working condition flag bit state, the oil cut control flag bit state and the rotation speed control flag bit state can be determined according to the vehicle running state information, the vehicle running state information can be engine speed difference, current engine speed, current vehicle speed, gear signal, current accelerator pedal signal and current engine intake manifold pressure value, the shift working condition flag bit can be used for indicating the flag bit of whether the target vehicle shifts, the shift working condition flag bit state can be prepared, conformed and not conformed, the oil cut control flag bit can be used for indicating whether the target vehicle cuts oil or supplies oil, the oil cut control flag bit state is divided into ready, activated oil cut transition, The method comprises five states of activating oil cut-off, activating and recovering oil supply and quitting, wherein a rotating speed control identification position can represent an identification position for rotating speed control of a target vehicle, and the states of the rotating speed control identification position are divided into an activating state and a quitting state.
And the control module 30 is configured to determine a rotation speed control strategy according to the state of the shift rotation speed control flag, and perform automobile shift rotation speed control according to the rotation speed control strategy.
It should be noted that the rotating speed control strategy corresponding to the state of the shift rotating speed control identification bit is searched in a preset mapping relation table, and the automobile shift rotating speed control is performed according to the rotating speed control strategy.
In this embodiment, vehicle running state information of a target vehicle is acquired, the vehicle running state information is filtered to acquire the target vehicle running state information, a gear shifting rotating speed control identification bit state is determined according to the target vehicle running state information, a rotating speed control strategy is determined according to the gear shifting rotating speed control identification bit state, and automobile gear shifting rotating speed control is performed according to the rotating speed control strategy; the embodiment determines the gear shifting rotating speed identification position state by analyzing the vehicle running information of the target vehicle, and performs automobile gear shifting rotating speed control according to the gear shifting identification position state, so that the engine rotating speed can be controlled when gear shifting is performed, the engine noise is reduced, and the user experience is improved.
In an embodiment, the shift speed control flag state determining module is further configured to determine a shift condition flag state, an oil cut control flag state, and a speed control flag state according to the target vehicle operating state information, and determine the shift speed control flag state according to the control flag state, the oil cut control flag state, and the speed control flag state;
in one embodiment, the shift speed control flag state determination module is further configured to determine the target vehicle operation information includes: the method comprises the steps that an engine speed difference, a current engine speed, a current vehicle speed, a clutch signal, a gear signal, a current accelerator pedal signal and a current engine intake manifold pressure value are determined, a gear-shifting working condition flag bit state is determined according to the current vehicle speed, the accelerator pedal signal, the clutch signal and/or the gear signal, an oil-cut control flag bit state is determined according to the current vehicle speed, the accelerator pedal signal, the gear signal, the clutch signal, the current engine speed and/or the current engine intake manifold pressure value, and a speed control flag bit state is determined according to the engine speed difference and/or the gear-shifting working condition flag bit state;
in an embodiment, the shift speed control flag state determining module is further configured to determine whether the current vehicle speed is greater than a preset vehicle speed, and determine a shift condition flag state according to a determination result, and/or determine whether the clutch signal is a preset clutch signal, and determine a shift condition flag state according to a determination result, and/or determine whether the accelerator pedal signal is a preset accelerator pedal signal, and determine a shift condition flag state according to a determination result, and/or determine whether the shift signal is a preset shift signal, and determine a shift condition flag state according to a determination result;
in an embodiment, the shift speed control flag state determining module is further configured to determine whether the current vehicle speed is greater than a preset vehicle speed, and determine an oil-cut control flag state according to a determination result, and/or determine whether the clutch signal is a preset clutch signal, and determine an oil-cut control flag state according to a determination result, and/or determine whether the accelerator pedal signal is a preset accelerator pedal signal, and determine an oil-cut control flag state according to a determination result, and/or determine whether the gear signal is a preset gear signal, and determine an oil-cut control flag state according to a determination result, and/or determine that the current engine speed is greater than a preset engine speed, and determine an oil-cut control flag state according to a determination result, and/or determine whether the current engine intake manifold pressure value is greater than a preset pressure value, determining the state of the fuel cut-off control flag bit according to the judgment result;
in an embodiment, the shift speed control flag state determining module is further configured to determine whether the engine speed difference is greater than a preset difference value, and determine the speed control flag state according to a determination result, and/or determine whether the shift condition flag state is a preset state, and determine the speed control flag state according to a determination result;
in an embodiment, the control module is further configured to search a rotation speed control strategy corresponding to the state of the shift rotation speed control flag in a preset mapping table, and perform automobile shift rotation speed control according to the rotation speed control strategy.
Other embodiments or specific implementation manners of the automobile gear shifting rotating speed control device can refer to the above method embodiments, and details are not repeated here.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware. The use of the words first, second, third, etc. do not denote any order, but rather the words first, second, third, etc. are to be interpreted as names.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be substantially implemented or a part contributing to the prior art may be embodied in the form of a software product, where the computer software product is stored in a storage medium (e.g., a Read Only Memory (ROM)/Random Access Memory (RAM), a magnetic disk, an optical disk), and includes several instructions for enabling a terminal device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A method for controlling the gear shifting speed of an automobile is characterized by comprising the following steps:
acquiring vehicle running state information of a target vehicle, and filtering the vehicle running state information to acquire the target vehicle running state information;
determining the state of a gear shifting rotating speed control identification bit according to the target vehicle running state information;
and determining a rotating speed control strategy according to the state of the gear shifting rotating speed control identification bit, and controlling the gear shifting rotating speed of the automobile according to the rotating speed control strategy.
2. The method for controlling shift speed of a vehicle according to claim 1, wherein the step of determining the state of the shift speed control flag according to the target vehicle operating state information specifically comprises:
determining a gear shifting working condition zone bit state, an oil cut-off control zone bit state and a rotating speed control identification bit state according to the target vehicle running state information;
and determining the state of the gear shifting rotating speed control identification bit according to the state of the control identification bit, the state of the oil cut-off control identification bit and the state of the rotating speed control identification bit.
3. The vehicle shift speed control method according to claim 2, wherein the target vehicle operation information includes: the engine speed difference, the current engine speed, the current vehicle speed, the clutch signal, the gear signal, the current accelerator pedal signal and the current engine intake manifold pressure value;
the step of determining the gear shifting working condition zone bit state, the fuel cut-off control zone bit state and the rotating speed control identification bit state according to the target vehicle running state information specifically comprises the following steps:
determining the state of a shift condition zone bit according to the current vehicle speed, the accelerator pedal signal, the clutch signal and/or the gear signal;
determining the state of a fuel cut-off control flag bit according to the current vehicle speed, the accelerator pedal signal, the gear signal, the clutch signal, the current engine speed and/or the current engine intake manifold pressure value;
and determining the state of a rotating speed control identification bit according to the engine rotating speed difference and/or the state of the gear shifting working condition flag bit.
4. The method for controlling the shifting speed of an automobile according to claim 3, wherein the step of determining the state of the shift condition flag bit according to the current speed, the accelerator pedal signal, the clutch signal and/or the gear signal specifically comprises the steps of:
judging whether the current vehicle speed is greater than a preset vehicle speed or not, and determining the state of a shift working condition flag bit according to a judgment result;
and/or judging whether the clutch signal is a preset clutch signal or not, and determining the state of a shift working condition zone bit according to a judgment result;
and/or judging whether the accelerator pedal signal is a preset accelerator pedal signal or not, and determining the state of a shift condition flag bit according to a judgment result;
and/or judging whether the gear signal is a preset gear signal or not, and determining the state of a gear shifting working condition zone bit according to a judgment result.
5. The method for controlling shift speed of a vehicle according to claim 3, wherein said step of determining a state of a fuel cut control flag based on said current vehicle speed, said accelerator pedal signal, said gear signal, said clutch signal, said current engine speed, and/or said current engine intake manifold pressure value comprises:
judging whether the current vehicle speed is greater than a preset vehicle speed or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging whether the clutch signal is a preset clutch signal or not, and determining the state of the fuel cut-off control flag bit according to the judgment result;
and/or judging whether the accelerator pedal signal is a preset accelerator pedal signal or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging whether the gear signal is a preset gear signal or not, and determining the state of a fuel cut-off control flag bit according to a judgment result;
and/or judging that the current engine rotating speed is greater than the preset rotating speed, and determining the state of the fuel cut-off control flag bit according to the judgment result;
and/or judging whether the current pressure value of the engine intake manifold is larger than a preset pressure value or not, and determining the state of the fuel cut-off control flag bit according to the judgment result.
6. The method for controlling shifting speed of a vehicle according to claim 3, wherein the step of determining the state of the speed control flag according to the engine speed difference and/or the state of the shift condition flag specifically comprises:
judging whether the engine speed difference is greater than a preset difference value or not, and determining the state of a speed control identification bit according to the judgment result;
and/or judging whether the state of the gear shifting working condition flag bit is a preset state or not, and determining the state of the rotating speed control flag bit according to the judgment result.
7. The method for controlling shift speed of a vehicle according to claim 1, wherein the step of determining a speed control strategy according to the state of the shift speed control flag bit and controlling shift speed of a vehicle according to the speed control strategy specifically comprises:
searching a rotating speed control strategy corresponding to the state of the gear shifting rotating speed control identification bit in a preset mapping relation table;
and controlling the gear shifting rotating speed of the automobile according to the rotating speed control strategy.
8. A vehicle shift speed control apparatus, characterized by comprising: a memory, a processor and a vehicle shift speed control program stored on the memory and executable on the processor, the vehicle shift speed control program, when executed by the processor, implementing the steps of the vehicle shift speed control method according to any one of claims 1 to 7.
9. A storage medium, characterized in that the storage medium has a vehicle shift speed control program stored thereon, and the vehicle shift speed control program, when executed by a processor, implements the steps of the vehicle shift speed control method according to any one of claims 1 to 7.
10. A vehicle shift speed control device, characterized by comprising: the gear shifting control system comprises an acquisition module, a gear shifting speed control identification bit state determination module and a control module;
the acquisition module is used for acquiring the vehicle running state information of the target vehicle, filtering the vehicle running state information and acquiring the target vehicle running state information;
the gear shifting rotating speed control identification bit state determining module is used for determining the gear shifting rotating speed control identification bit state according to the target vehicle running state information; (ii) a
And the control module is used for determining a rotating speed control strategy according to the state of the gear shifting rotating speed control identification position and carrying out automobile gear shifting rotating speed control according to the rotating speed control strategy.
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