CN113882962B - Racing car gear shifting control method, device, equipment and storage medium - Google Patents
Racing car gear shifting control method, device, equipment and storage medium Download PDFInfo
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- CN113882962B CN113882962B CN202110983041.7A CN202110983041A CN113882962B CN 113882962 B CN113882962 B CN 113882962B CN 202110983041 A CN202110983041 A CN 202110983041A CN 113882962 B CN113882962 B CN 113882962B
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- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000002347 injection Methods 0.000 claims abstract description 102
- 239000007924 injection Substances 0.000 claims abstract description 102
- 239000000446 fuel Substances 0.000 claims description 51
- 238000013507 mapping Methods 0.000 claims description 11
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000011217 control strategy Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 description 11
- 230000008859 change Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D43/00—Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D45/00—Electrical control not provided for in groups F02D41/00 - F02D43/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/101—Engine speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
- F02D2200/501—Vehicle speed
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- 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
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Control Of Transmission Device (AREA)
Abstract
The invention discloses a racing car gear shifting control method, a device, equipment and a storage medium, wherein the method is characterized in that a longitudinal force on a gear shifting lever is obtained, and a gear shifting sensing signal of a current racing car is determined according to the longitudinal force; acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine; the oil injection quantity, the oil injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and when a gear shifting instruction is received, the engine is controlled to run; the gear shifting intention of the driver can be recognized rapidly, matching is carried out before gear shifting of the driver, compared with a traditional passive control strategy, the gear shifting control method has the advantages of being higher in gear shifting speed, smoother in driving feeling and the like, and the speed and efficiency of gear shifting control of racing vehicles are improved.
Description
Technical Field
The invention relates to the technical field of automobile control, in particular to a racing car gear shifting control method, a racing car gear shifting control device, a racing car gear shifting control equipment and a storage medium.
Background
The gear shifting system is used as one of key systems of an automobile, the speed of the gear shifting speed has an important influence on the driving feeling of the automobile, and the good gear shifting speed and control logic of the gear shifting system have an important influence on racing performance as racing automobiles.
In the traditional mechanical gear shifting system, the gear shifting action can be completed only after the clutch action is completed by the feet of a driver, and for the sequential gearbox for racing vehicles, the clutch control action by the feet of a driver is omitted, but the gear shifting action can be detected by a computer after the gear shifting action is performed by the driver, and then the oil injection control such as gear shifting, oil supplementing and the like is performed by the ECU of the engine.
The existing automobile gear shifting system controls an engine computer and a gearbox controller through the movement of a gear shifting handle of a gear shifter, realizes the control of gear shifting, oil injection and the like, has no induction driving intention function, and has the defects that a control signal is later than a gear shifting action, the gear shifting speed is low, and the gear shifting action is slow in response.
Disclosure of Invention
The invention mainly aims to provide a racing car gear shifting control method, a racing car gear shifting control device and a racing car gear shifting control storage medium, and aims to solve the technical problems of low racing car gear shifting speed and low gear shifting action response in the prior art.
In a first aspect, the present invention provides a racing shift control method, including the steps of:
obtaining a longitudinal force on a gear level, and determining a gear shift sensing signal of a current racing car according to the longitudinal force;
acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine;
and pre-adjusting the oil injection quantity, the oil injection speed and the ignition time of the engine according to the engine adjusting information, and controlling the engine to run when a gear shifting instruction is received.
Optionally, the obtaining the longitudinal force on the gear shift lever, determining a gear shift sensing signal of the current racing car according to the longitudinal force, includes:
longitudinal force information on the gear shifting lever is obtained through a pressure sensor at the gear shifting lever, and a corresponding pressure direction is determined according to the longitudinal force information;
when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal;
and when the pressure direction is the direction of the vehicle head, determining that the gear shift sensing signal of the current racing vehicle is a gear shift sensing signal.
Optionally, the obtaining the current gear information of the current racing car and the current running information of the engine, and determining the engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine, includes:
acquiring current gear information of the current racing car and current running information of an engine;
determining an estimated gear shift according to the gear shift sensing signal;
and determining engine adjustment information according to the estimated gear shifting position, the current gear information and the current engine running information.
Optionally, the acquiring the current gear information of the current racing car and the current running information of the engine includes:
and receiving the current gear information of the current racing car uploaded by the gear shifting executing unit and the current running information of the engine uploaded by the engine monitoring unit.
Optionally, the determining the engine adjustment information according to the estimated shift gear, the current gear information and the current engine operation information includes:
determining target engine parameters matched with the estimated gear shifting gears according to a preset engine gear mapping relation;
and determining engine adjustment information required for adjusting the engine to a value corresponding to the target engine parameter according to the current gear information and the current engine operation information.
Optionally, the adjusting the fuel injection quantity, the fuel injection rate and the ignition time of the engine according to the engine adjusting information in advance, and when a gear shifting instruction is received, controlling the engine to run includes:
the fuel injection quantity, the fuel injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and the adjusted target fuel injection quantity, target fuel injection rate and target ignition time are determined;
and when a gear shifting command is received, controlling the engine to run according to the target oil injection quantity and the target oil injection rate at the target ignition time.
Optionally, the fuel injection quantity, the fuel injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and after a gear shift command is received and the engine is controlled to run, the racing car gear shift control method further comprises:
receiving gear shifting completion information, and updating current gear information according to the gear shifting completion information;
and sending the updated current gear information to the instrument for display.
In a second aspect, to achieve the above object, the present invention further provides a racing shift control device, including:
the signal determining module is used for obtaining the longitudinal force on the gear level and determining a gear shift sensing signal of the current racing car according to the longitudinal force;
the parameter acquisition module is used for acquiring the current gear information of the current racing car and the current running information of the engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine;
and the adjusting module is used for adjusting the oil injection quantity, the oil injection rate and the ignition time of the engine in advance according to the engine adjusting information, and controlling the engine to run when a gear shifting instruction is received.
In a third aspect, to achieve the above object, the present invention also proposes a racing shift control apparatus including: a memory, a processor, and a racing shift control program stored on the memory and executable on the processor, the racing shift control program configured to implement the steps of the racing shift control method as described above.
In a fourth aspect, to achieve the above object, the present invention also proposes a storage medium having stored thereon a racing shift control program which, when executed by a processor, implements the steps of the racing shift control method as described above.
According to the racing car gear shifting control method, the longitudinal force on the gear shifting lever is obtained, and the gear shifting sensing signal of the current racing car is determined according to the longitudinal force; acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine; the oil injection quantity, the oil injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and when a gear shifting instruction is received, the engine is controlled to run; the gear shifting intention of the driver can be recognized rapidly, matching is carried out before gear shifting of the driver, compared with a traditional passive control strategy, the gear shifting control method has the advantages of being higher in gear shifting speed, smoother in driving feeling and the like, and the speed and efficiency of gear shifting control of racing vehicles are improved.
Drawings
FIG. 1 is a schematic diagram of a hardware operating environment according to an embodiment of the present invention;
FIG. 2 is a flow chart of a first embodiment of a racing shift control method according to the present invention;
FIG. 3 is a flow chart of a second embodiment of a racing shift control method according to the present invention;
FIG. 4 is a flow chart of a third embodiment of a racing shift control method according to the present invention;
FIG. 5 is a flow chart of a fourth embodiment of a shift control method for racing vehicles according to the present invention;
FIG. 6 is a flowchart of a fifth embodiment of a racing shift control method according to the present invention;
FIG. 7 is a flowchart of a sixth embodiment of a racing shift control method according to the present invention;
fig. 8 is a functional block diagram of a first embodiment of a shift control device for racing vehicles according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The solution of the embodiment of the invention mainly comprises the following steps: determining a gear shifting sensing signal of a current racing car according to the longitudinal force by obtaining the longitudinal force on a gear shifting lever; acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine; the oil injection quantity, the oil injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and when a gear shifting instruction is received, the engine is controlled to run; the gear shifting intention of the driver can be recognized rapidly, matching is carried out before gear shifting of the driver, compared with a traditional passive control strategy, the gear shifting control method has the advantages of being faster in gear shifting speed, smoother in driving feeling and the like, improving the speed and efficiency of gear shifting control of racing vehicles, and solving the technical problems that in the prior art, the gear shifting speed of racing vehicles is low, and the gear shifting action response is slow.
Referring to fig. 1, fig. 1 is a schematic device structure diagram of a hardware running environment according to an embodiment of the present invention.
As shown in fig. 1, the apparatus may include: a processor 1001, such as a CPU, a communication bus 1002, a user interface 1003, a network interface 1004, and a memory 1005. Wherein the communication bus 1002 is used to enable connected communication between these components. The user interface 1003 may include a Display, an input unit such as a Keyboard (Keyboard), and the optional user interface 1003 may further include a standard wired interface, a wireless interface. The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., wi-Fi interface). The Memory 1005 may be a high-speed RAM Memory or a stable Memory (Non-Volatile Memory), such as a disk Memory. The memory 1005 may also optionally be a storage device separate from the processor 1001 described above.
It will be appreciated by those skilled in the art that the apparatus structure shown in fig. 1 is not limiting of the apparatus and may include more or fewer components than shown, or may combine certain components, or a different arrangement of components.
As shown in fig. 1, an operating system, a network communication module, a user interface module, and a racing shift control program may be included in a memory 1005 as one type of storage medium.
Obtaining a longitudinal force on a gear level, and determining a gear shift sensing signal of a current racing car according to the longitudinal force;
acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine;
and pre-adjusting the oil injection quantity, the oil injection speed and the ignition time of the engine according to the engine adjusting information, and controlling the engine to run when a gear shifting instruction is received.
The device of the present invention, via the processor 1001, invokes the racing shift control program stored in the memory 1005, also performing the following operations:
longitudinal force information on the gear shifting lever is obtained through a pressure sensor at the gear shifting lever, and a corresponding pressure direction is determined according to the longitudinal force information;
when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal;
and when the pressure direction is the direction of the vehicle head, determining that the gear shift sensing signal of the current racing vehicle is a gear shift sensing signal.
The device of the present invention, via the processor 1001, invokes the racing shift control program stored in the memory 1005, also performing the following operations:
acquiring current gear information of the current racing car and current running information of an engine;
determining an estimated gear shift according to the gear shift sensing signal;
and determining engine adjustment information according to the estimated gear shifting position, the current gear information and the current engine running information.
The device of the present invention, via the processor 1001, invokes the racing shift control program stored in the memory 1005, also performing the following operations:
and receiving the current gear information of the current racing car uploaded by the gear shifting executing unit and the current running information of the engine uploaded by the engine monitoring unit.
The device of the present invention, via the processor 1001, invokes the racing shift control program stored in the memory 1005, also performing the following operations:
determining target engine parameters matched with the estimated gear shifting gears according to a preset engine gear mapping relation;
and determining engine adjustment information required for adjusting the engine to a value corresponding to the target engine parameter according to the current gear information and the current engine operation information.
The device of the present invention, via the processor 1001, invokes the racing shift control program stored in the memory 1005, also performing the following operations:
the fuel injection quantity, the fuel injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and the adjusted target fuel injection quantity, target fuel injection rate and target ignition time are determined;
and when a gear shifting command is received, controlling the engine to run according to the target oil injection quantity and the target oil injection rate at the target ignition time.
The device of the present invention, via the processor 1001, invokes the racing shift control program stored in the memory 1005, also performing the following operations:
receiving gear shifting completion information, and updating current gear information according to the gear shifting completion information;
and sending the updated current gear information to the instrument for display.
According to the scheme, the gear shifting sensing signal of the current racing car is determined according to the longitudinal force by obtaining the longitudinal force on the gear shifting lever; acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine; the oil injection quantity, the oil injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and when a gear shifting instruction is received, the engine is controlled to run; the gear shifting intention of the driver can be recognized rapidly, matching is carried out before gear shifting of the driver, compared with a traditional passive control strategy, the gear shifting control method has the advantages of being higher in gear shifting speed, smoother in driving feeling and the like, and the speed and efficiency of gear shifting control of racing vehicles are improved.
Based on the hardware structure, the embodiment of the racing car gear shifting control method is provided.
Referring to fig. 2, fig. 2 is a flowchart of a first embodiment of a gear shift control method for racing according to the present invention.
In a first embodiment, the racing shift control method includes the steps of:
and S10, obtaining longitudinal force on the gear level, and determining a gear shift sensing signal of the current racing car according to the longitudinal force.
The longitudinal force is the pressure in the longitudinal direction on the gear shift lever, the intention of a driver can be perceived before the driver shifts gears, and after the longitudinal force on the gear shift lever is obtained, the gear shift perception signal of the current racing car can be determined according to the longitudinal force.
And step S20, acquiring current gear information of the current racing car and current running information of the engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine.
It may be understood that the obtained current gear information of the current racing car is information corresponding to a gear of the current moment of the current racing car, and the current operation information of the engine is related operation information of the engine of the current racing car when in operation, which may generally include rotation speed, related information of oil injection, ignition time, and other parameters of the engine, and may also be engine rotation speed and other parameters of the engine, which is not limited in this embodiment; and determining engine adjustment information, namely adjusting engine operation information, according to the gear shift sensing signal, the current gear information and the current engine operation information.
And step S30, pre-adjusting the fuel injection quantity, the fuel injection rate and the ignition time of the engine according to the engine adjustment information, and controlling the engine to run when a gear shifting instruction is received.
It should be understood that the fuel injection quantity, the fuel injection rate and the ignition time of the engine can be adjusted in advance through the engine adjustment information, and when a gear shifting instruction is received, the engine can be controlled to ignite according to the adjusted ignition time, and fuel injection is performed according to the adjusted fuel injection quantity and the adjusted fuel injection rate, so that the engine operates according to the adjusted parameters, the gear shifting speed is faster, and the driving experience is smoother.
According to the scheme, the gear shifting sensing signal of the current racing car is determined according to the longitudinal force by obtaining the longitudinal force on the gear shifting lever; acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine; the oil injection quantity, the oil injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and when a gear shifting instruction is received, the engine is controlled to run; the gear shifting intention of the driver can be recognized rapidly, matching is carried out before gear shifting of the driver, compared with a traditional passive control strategy, the gear shifting control method has the advantages of being higher in gear shifting speed, smoother in driving feeling and the like, and the speed and efficiency of gear shifting control of racing vehicles are improved.
Further, fig. 3 is a schematic flow chart of a second embodiment of the racing shift control method according to the present invention, as shown in fig. 3, the second embodiment of the racing shift control method according to the present invention is proposed based on the first embodiment, and in this embodiment, the step S10 specifically includes the following steps:
and S11, acquiring longitudinal force information on the gear shift lever through a pressure sensor at the gear shift lever, and determining a corresponding pressure direction according to the longitudinal force information.
It should be noted that the pressure sensor may be disposed at a shift handle of the shift lever, or may be disposed at other positions of the shift lever where pressure from the hand of the driver may be sensed, which is not limited in this embodiment; longitudinal force-related information on the selector lever, by means of which the pressure direction can be determined, can be sensed by means of the pressure-sensitive sensor.
And step S12, when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal.
It is understood that when the pressure direction of the longitudinal force is the parking space direction, that is, the driver is indicated to perform the upshift operation, the shift sensing signal of the current racing car can be determined to be the upshift sensing signal.
And S13, when the pressure direction is the direction of the locomotive, determining that the gear shift sensing signal of the current racing car is a gear shift sensing signal.
It should be appreciated that when the pressure direction of the longitudinal force is the direction of the vehicle head, i.e. indicating that the driver is about to perform a downshift operation, the shift sensing signal of the current racing car may be determined to be a downshift sensing signal.
According to the scheme, the longitudinal force information on the gear shifting lever is obtained through the pressure sensor at the gear shifting lever, and the corresponding pressure direction is determined according to the longitudinal force information; when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal; when the pressure direction is the direction of the vehicle head, the gear shifting sensing signal of the current racing vehicle is determined to be a gear-down sensing signal, so that the gear shifting intention of the current racing vehicle can be quickly sensed, the gear shifting speed of a driver is higher, and the driving feeling is smoother.
Further, fig. 4 is a schematic flow chart of a third embodiment of the racing shift control method according to the present invention, as shown in fig. 4, and the third embodiment of the racing shift control method according to the present invention is proposed based on the first embodiment, in this embodiment, the step S20 specifically includes the following steps:
and S21, acquiring current gear information of the current racing car and current running information of the engine.
The obtained current gear information of the current racing car is information corresponding to a gear of the current racing car at the current moment, and the current running information of the engine is relevant running information of the current racing car when the engine runs, which generally can include rotation speed, oil injection relevant information, ignition time and the like.
Further, the step S21 specifically includes the following steps:
and receiving the current gear information of the current racing car uploaded by the gear shifting executing unit and the current running information of the engine uploaded by the engine monitoring unit.
It should be understood that the number of the devices,
and S22, determining an estimated gear according to the gear shift sensing signal.
It can be appreciated that the target gear to which shifting is required can be estimated through the shift sensing signal.
And S23, determining engine adjustment information according to the estimated gear shifting position, the current gear information and the current engine operation information.
It should be appreciated that the predicted shift range in combination with the current range information and the current engine operating information may be used to determine the relevant parameters that need to be adjusted to shift from the current range to the target range, thereby generating engine related adjustment information that needs to be adjusted.
In a specific implementation, the change of the gear shifting gear may be a change of 1 gear or a change of a plurality of gears, and the change of different gears corresponds to a change of different engine adjustment information, so that the change of different gears and the engine parameters to be adjusted can be quickly searched through a preset mapping table.
According to the scheme, the current gear information of the current racing car and the current running information of the engine are obtained; determining an estimated gear shift according to the gear shift sensing signal; according to the estimated gear shifting position, the current gear information and the current running information of the engine, engine adjustment information is determined, and the method can be adapted to the preparation of quick gear shifting of different gears, and different engine adjustment information is matched according to different gear shifting requirements, so that the speed and efficiency of gear shifting are further improved.
Further, fig. 5 is a schematic flow chart of a fourth embodiment of the racing shift control method according to the present invention, as shown in fig. 5, and the fourth embodiment of the racing shift control method according to the present invention is proposed based on the third embodiment, in this embodiment, the step S23 specifically includes the following steps:
and step S231, determining target engine parameters matched with the estimated gear shifting gears according to a preset engine gear mapping relation.
The preset engine gear mapping relation is a mapping relation of different preset engine parameters corresponding to different gears, and the engine parameters matched with the estimated gear shifting gears can be found through the preset engine gear mapping relation.
And step 232, determining engine adjustment information required for adjusting the engine to a value corresponding to the target engine parameter according to the current gear information and the current engine operation information.
It can be understood that, according to the current gear information and the current operation information of the engine, it can be determined that the engine is adjusted to the value corresponding to the target engine parameter, the related parameter to be adjusted in the middle, for example, the current gear corresponding to the current gear information is 2 nd gear, the target gear corresponding to the target engine parameter is 4 th gear, at this time, the gear to be adjusted is two gears, the engine rotation speed corresponding to the current operation information is 1500 revolutions, the target rotation speed corresponding to the target engine parameter is 2000 revolutions, at this time, the rotation speed difference to be adjusted is 500 revolutions, the corresponding speed difference exists in the speed of the corresponding current racing car, the rotation speed, the gear and the speed are all required to be accurately adjusted and controlled by the engine according to the engine to the required engine adjustment information corresponding to the value corresponding to the target engine parameter.
According to the scheme, the target engine parameters matched with the estimated gear shifting gears are determined according to the preset engine gear mapping relation; determining engine adjustment information required for adjusting an engine to a numerical value corresponding to the target engine parameter according to the current gear information and the current engine operation information; the gear shifting requirements of different conditions can be adapted, so that the engine can quickly respond to the gear shifting requirements, and the gear shifting speed and efficiency are further improved.
Further, fig. 6 is a schematic flow chart of a fifth embodiment of the racing shift control method according to the present invention, as shown in fig. 6, and the fifth embodiment of the racing shift control method according to the present invention is proposed based on the first embodiment, in this embodiment, the step S30 specifically includes the following steps:
and S31, pre-adjusting the fuel injection quantity, the fuel injection rate and the ignition time of the engine according to the engine adjustment information, and determining the adjusted target fuel injection quantity, target fuel injection rate and target ignition time.
The engine information which is needed to be matched with the pre-shift gear of the driver can be calculated through the engine adjustment information, namely the fuel injection quantity, the fuel injection rate and the ignition time of the engine, and then the adjusted target fuel injection quantity, the adjusted target fuel injection rate and the adjusted target ignition time are determined.
And step S32, when a gear shifting instruction is received, controlling the engine to run at a target ignition time according to the target oil injection quantity and the target oil injection rate.
It should be understood that when a gear shifting instruction is received, the engine operation can be controlled through the adjusted parameters, namely, the engine ignition is controlled within the target ignition time, the oil injection rate and the oil injection quantity of the oil injection nozzle of the engine are controlled to correspond to the target oil injection quantity and the target oil injection rate, so that the related control of the engine is completed, and the racing car is ensured to operate in the corresponding gear.
According to the scheme, the fuel injection quantity, the fuel injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and the adjusted target fuel injection quantity, target fuel injection rate and target ignition time are determined; when a gear shifting instruction is received, the engine is controlled to run at the target ignition time according to the target oil injection quantity and the target oil injection rate, the engine can be correspondingly controlled through the adjusted oil injection quantity, the oil injection rate and the ignition time, the engine is ensured to run normally according to the adjusted parameters, and the speed and the efficiency of the gear shifting control of the racing car are improved.
Further, fig. 7 is a flowchart of a sixth embodiment of the racing shift control method according to the present invention, as shown in fig. 7, and the sixth embodiment of the racing shift control method according to the present invention is proposed based on the first embodiment, in this embodiment, after the step S30, the racing shift control method further includes the following steps:
and step S40, receiving gear shifting completion information, updating current gear information according to the gear shifting completion information, and sending the updated current gear information to an instrument for display.
After the gear shifting is completed, corresponding gear shifting completion information can be generated, the current gear information is updated through the gear shifting completion information, and the updated current gear information is sent to the instrument for display.
In a specific implementation, after the gear shifting execution system finishes gear shifting according to the gear shifting action made by a driver, current gear shifting information can be updated in time, updated gear shifting information is sent to the engine control system, and the engine control system can send gear information to the instrument for displaying, so that the whole gear shifting process is completed.
According to the scheme, the current gear information is updated according to the gear shifting completion information by receiving the gear shifting completion information, and the updated current gear information is sent to the instrument for display, so that the driver can be intuitively prompted that the whole gear shifting action is completed, and the driving experience of the driver is improved.
Correspondingly, the invention further provides a racing car gear shifting control device.
Referring to fig. 8, fig. 8 is a functional block diagram of a first embodiment of a racing shift control device according to the present invention.
In a first embodiment of the racing shift control device of the present invention, the racing shift control device includes:
the signal determining module 10 is used for obtaining the longitudinal force on the gear level and determining the gear shift sensing signal of the current racing car according to the longitudinal force.
The parameter obtaining module 20 is configured to obtain current gear information of the current racing car and current running information of the engine, and determine engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine.
The adjusting module 30 is configured to adjust the fuel injection amount, the fuel injection rate and the ignition time of the engine in advance according to the engine adjusting information, and control the engine to run when a gear shift command is received.
The signal determining module 10 is further configured to obtain longitudinal force information on the gear shift lever through a pressure sensor at the gear shift lever, and determine a corresponding pressure direction according to the longitudinal force information; when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal; and when the pressure direction is the direction of the vehicle head, determining that the gear shift sensing signal of the current racing vehicle is a gear shift sensing signal.
The parameter obtaining module 20 is further configured to obtain current gear information of the current racing car and current running information of an engine; determining an estimated gear shift according to the gear shift sensing signal; and determining engine adjustment information according to the estimated gear shifting position, the current gear information and the current engine running information.
The parameter obtaining module 20 is further configured to receive current gear information of the current racing car uploaded by the gear shifting executing unit and current running information of the engine uploaded by the engine monitoring unit.
The parameter obtaining module 20 is further configured to determine a target engine parameter that matches the estimated shift gear according to a preset engine gear mapping relationship; and determining engine adjustment information required for adjusting the engine to a value corresponding to the target engine parameter according to the current gear information and the current engine operation information.
The adjusting module 30 is further configured to adjust the fuel injection amount, the fuel injection rate and the ignition time of the engine in advance according to the engine adjusting information, and determine an adjusted target fuel injection amount, a target fuel injection rate and a target ignition time; and when a gear shifting command is received, controlling the engine to run according to the target oil injection quantity and the target oil injection rate at the target ignition time.
The adjustment module 30 is further configured to receive shift completion information, update current gear information according to the shift completion information, and send the updated current gear information to the meter for display.
The steps of implementing each functional module of the racing gear shift control device may refer to each embodiment of the racing gear shift control method of the present invention, and will not be described herein.
In addition, the embodiment of the invention also provides a storage medium, wherein the storage medium stores a racing car gear-shifting control program, and the following operations are realized when the racing car gear-shifting control program is executed by a processor:
obtaining a longitudinal force on a gear level, and determining a gear shift sensing signal of a current racing car according to the longitudinal force;
acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine;
and pre-adjusting the oil injection quantity, the oil injection speed and the ignition time of the engine according to the engine adjusting information, and controlling the engine to run when a gear shifting instruction is received.
Further, the racing shift control program, when executed by the processor, further performs the following operations:
longitudinal force information on the gear shifting lever is obtained through a pressure sensor at the gear shifting lever, and a corresponding pressure direction is determined according to the longitudinal force information;
when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal;
and when the pressure direction is the direction of the vehicle head, determining that the gear shift sensing signal of the current racing vehicle is a gear shift sensing signal.
Further, the racing shift control program, when executed by the processor, further performs the following operations:
acquiring current gear information of the current racing car and current running information of an engine;
determining an estimated gear shift according to the gear shift sensing signal;
and determining engine adjustment information according to the estimated gear shifting position, the current gear information and the current engine running information.
Further, the racing shift control program, when executed by the processor, further performs the following operations:
and receiving the current gear information of the current racing car uploaded by the gear shifting executing unit and the current running information of the engine uploaded by the engine monitoring unit.
Further, the racing shift control program, when executed by the processor, further performs the following operations:
determining target engine parameters matched with the estimated gear shifting gears according to a preset engine gear mapping relation;
and determining engine adjustment information required for adjusting the engine to a value corresponding to the target engine parameter according to the current gear information and the current engine operation information.
Further, the racing shift control program, when executed by the processor, further performs the following operations:
the fuel injection quantity, the fuel injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and the adjusted target fuel injection quantity, target fuel injection rate and target ignition time are determined;
and when a gear shifting command is received, controlling the engine to run according to the target oil injection quantity and the target oil injection rate at the target ignition time.
Further, the racing shift control program, when executed by the processor, further performs the following operations:
and receiving gear shifting completion information, updating current gear information according to the gear shifting completion information, and sending the updated current gear information to an instrument for display.
According to the scheme, the gear shifting sensing signal of the current racing car is determined according to the longitudinal force by obtaining the longitudinal force on the gear shifting lever; acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine; the oil injection quantity, the oil injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and when a gear shifting instruction is received, the engine is controlled to run; the gear shifting intention of the driver can be recognized rapidly, matching is carried out before gear shifting of the driver, compared with a traditional passive control strategy, the gear shifting control method has the advantages of being higher in gear shifting speed, smoother in driving feeling and the like, and the speed and efficiency of gear shifting control of racing vehicles are improved.
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 one … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The foregoing embodiment numbers of the present invention are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (8)
1. The racing car gear shifting control method is characterized by comprising the following steps of:
obtaining a longitudinal force on a gear level, and determining a gear shift sensing signal of a current racing car according to the longitudinal force;
acquiring current gear information of the current racing car and current running information of an engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine;
the oil injection quantity, the oil injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and when a gear shifting instruction is received, the engine is controlled to run;
the method for obtaining the longitudinal force on the gear level, determining a gear shift sensing signal of the current racing car according to the longitudinal force comprises the following steps:
longitudinal force information on the gear shifting lever is obtained through a pressure sensor at the gear shifting lever, and a corresponding pressure direction is determined according to the longitudinal force information;
when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal;
when the pressure direction is the direction of the vehicle head, determining that the gear shift sensing signal of the current racing vehicle is a gear shift sensing signal;
the method for controlling the engine to run when a gear shifting instruction is received comprises the following steps of:
the fuel injection quantity, the fuel injection rate and the ignition time of the engine are adjusted in advance according to the engine adjustment information, and the adjusted target fuel injection quantity, target fuel injection rate and target ignition time are determined;
and when a gear shifting command is received, controlling the engine to run according to the target oil injection quantity and the target oil injection rate at the target ignition time.
2. The racing shift control method as set forth in claim 1, wherein said obtaining current gear information of said current racing and current engine running information, determining engine adjustment information based on said shift feel signal, said current gear information and said current engine running information, comprises:
acquiring current gear information of the current racing car and current running information of an engine;
determining an estimated gear shift according to the gear shift sensing signal;
and determining engine adjustment information according to the estimated gear shifting position, the current gear information and the current engine running information.
3. The racing shift control method as set forth in claim 2, wherein said obtaining current gear information and current engine running information of the current racing car includes:
and receiving the current gear information of the current racing car uploaded by the gear shifting executing unit and the current running information of the engine uploaded by the engine monitoring unit.
4. The racing shift control method as set forth in claim 2, wherein said determining engine adjustment information based on said estimated shift gear, said current gear information and said current engine operating information comprises:
determining target engine parameters matched with the estimated gear shifting gears according to a preset engine gear mapping relation;
and determining engine adjustment information required for adjusting the engine to a value corresponding to the target engine parameter according to the current gear information and the current engine operation information.
5. The racing shift control method according to claim 1, wherein the fuel injection amount, fuel injection rate, and ignition timing of the engine are adjusted in advance in accordance with the engine adjustment information, and the racing shift control method further comprises, after controlling the engine to run upon receiving a shift instruction:
and receiving gear shifting completion information, updating current gear information according to the gear shifting completion information, and sending the updated current gear information to an instrument for display.
6. A racing shift control device, characterized in that it comprises:
the signal determining module is used for obtaining the longitudinal force on the gear level and determining a gear shift sensing signal of the current racing car according to the longitudinal force;
the parameter acquisition module is used for acquiring the current gear information of the current racing car and the current running information of the engine, and determining engine adjustment information according to the gear shift sensing signal, the current gear information and the current running information of the engine;
the adjusting module is used for adjusting the oil injection quantity, the oil injection rate and the ignition time of the engine in advance according to the engine adjusting information, and controlling the engine to run when a gear shifting instruction is received;
the signal determining module is further used for obtaining longitudinal force information on the gear shifting lever through a pressure sensor at the gear shifting lever and determining a corresponding pressure direction according to the longitudinal force information; when the pressure direction is the tail direction, determining that the gear shift sensing signal of the current racing car is an upshift sensing signal; when the pressure direction is the direction of the vehicle head, determining that the gear shift sensing signal of the current racing vehicle is a gear shift sensing signal;
the adjusting module is further used for adjusting the fuel injection quantity, the fuel injection rate and the ignition time of the engine in advance according to the engine adjusting information and determining adjusted target fuel injection quantity, target fuel injection rate and target ignition time; and when a gear shifting command is received, controlling the engine to run according to the target oil injection quantity and the target oil injection rate at the target ignition time.
7. A racing shift control apparatus, characterized by comprising: a memory, a processor, and a racing shift control program stored on the memory and executable on the processor, the racing shift control program configured to implement the steps of the racing shift control method of any of claims 1-5.
8. A storage medium having stored thereon a racing shift control program which when executed by a processor performs the steps of the racing shift control method of any of claims 1 to 5.
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| CN113882962A (en) | 2022-01-04 |
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