CN112572396A - Manual transmission vehicle AEBS control method, device and system - Google Patents
Manual transmission vehicle AEBS control method, device and system Download PDFInfo
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- CN112572396A CN112572396A CN202011453188.7A CN202011453188A CN112572396A CN 112572396 A CN112572396 A CN 112572396A CN 202011453188 A CN202011453188 A CN 202011453188A CN 112572396 A CN112572396 A CN 112572396A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/105—Speed
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- Automation & Control Theory (AREA)
- Mathematical Physics (AREA)
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- Combustion & Propulsion (AREA)
- Control Of Transmission Device (AREA)
Abstract
The embodiment of the invention provides an AEBS control method, device and system for a manual transmission vehicle, wherein the manual transmission vehicle comprises an anti-flameout control device which is used for controlling the separation or connection of a transmission system and a gearbox: the method is applied to a motor controller and comprises the following steps: when an automatic emergency braking AEBS trigger signal sent by a vehicle controller is received, acquiring running parameters of a vehicle after emergency braking, wherein the running parameters comprise a vehicle speed and a signal of a driver operation component; and if the vehicle speed is less than a preset threshold value and the signal of the driver operation assembly meets a first preset condition that a driver does not operate, controlling the flameout prevention control device to execute a first action so as to separate the transmission system from the gearbox. According to the embodiment of the invention, when the manual gear vehicle is automatically and emergently braked, the engine cannot be flameout.
Description
Technical Field
The embodiment of the invention relates to the technical field of vehicle control, in particular to an AEBS control method, device and system for a manual transmission vehicle.
Background
At present, with the upgrading of automobile safety level technology, the popularization of vehicle active safety technology and the like, an Automatic Emergency Braking System (AEBS) is widely applied.
At present, in the prior art, for a vehicle with a manual gear, the control process of an automatic emergency braking system is as follows: and the radar or the camera detects the obstacles, outputs an AEBS control signal after analysis, and controls the vehicle to enter an AEBS emergency braking mode.
However, the inventor invents the prior art at least with the following technical problems: for a vehicle with a manual gear, when the vehicle triggers an emergency condition of an AEBS emergency braking mode, a clutch is always in a closed state, and a gearbox is in a gear mode; when the vehicle is braked suddenly (the vehicle speed is zero or the deceleration reaches a certain value), the engine can be shut down due to the fact that the clutch is in a closed state or the gear position of the gearbox does not accord with the actual vehicle speed.
Disclosure of Invention
The embodiment of the invention provides an AEBS control method, device and system for a manual transmission vehicle, and aims to solve the problem that an engine is flameout when the manual transmission vehicle enters an AEBS emergency braking mode.
In a first aspect, an embodiment of the present invention provides an AEBS control method for a manual transmission vehicle, including:
the manual transmission vehicle comprises an anti-flameout control device for controlling the separation or engagement of the transmission system and the gearbox:
the method is applied to a motor controller and comprises the following steps:
when an automatic emergency braking AEBS trigger signal sent by a vehicle controller is received, acquiring running parameters of a vehicle after emergency braking, wherein the running parameters comprise a vehicle speed and a signal of a driver operation component;
and if the vehicle speed is less than a preset threshold value and the signal of the driver operation assembly meets a first preset condition that a driver does not operate, controlling the flameout prevention control device to execute a first action so as to separate the transmission system from the gearbox.
In one possible design, the signal of the driver operated component satisfies a first preset condition that the driver is not operated, including: and a brake pedal signal, a clutch signal and a gearbox gear signal of the manual gear vehicle are not triggered.
In one possible design, the method further includes: when an AEBS release signal sent by a vehicle control unit is received, a signal of a driver operation component is acquired; and if the signal of the driver operation component meets a second preset condition that the driver wants to drive, controlling the anti-extinguishing control device to execute a second action so as to enable the transmission system and the gearbox to be connected.
In one possible design, the signal of the driver operating component satisfies a second preset condition that the driver intends to drive, and includes: and both a clutch signal and an accelerator pedal signal of the manual gear vehicle are triggered.
In a second aspect, embodiments of the present invention provide an AEBS control apparatus for a manual transmission vehicle, the AEBS control apparatus comprising an anti-stall control device for controlling disengagement or engagement of a transmission system and a transmission; the manual transmission vehicle AEBS control device comprises:
the signal receiving module is used for acquiring the operating parameters of the manual transmission vehicle when receiving an AEBS trigger signal sent by the vehicle control unit, wherein the operating parameters comprise a vehicle speed and a signal of a driver operating component;
and the judgment execution module is used for controlling the flameout prevention control device to execute a first action so as to separate the transmission system from the gearbox if the vehicle speed is less than a preset threshold value and the signal of the driver operation assembly meets a first preset condition that the driver does not operate.
In a third aspect, an embodiment of the present invention provides an anti-stall control device for the AEBS control method of the manual transmission vehicle according to the first aspect and various possible designs of the first aspect, the anti-stall control device including:
the first connecting mechanism, the second connecting mechanism, the joint separating mechanism and the motor executing mechanism;
the first end of the first connecting mechanism is fixedly connected with a power output shaft of the gearbox, the second end of the first connecting mechanism is connected with the first end of the second connecting mechanism in an axially separable and rotatable manner, and the second end of the second connecting mechanism is fixedly connected with a transmission shaft of the transmission system;
the joint separation mechanism is arranged at the joint of the second end of the first connecting mechanism and the first end of the second connecting mechanism;
the motor executing mechanism is used for controlling the engaging and disengaging mechanism to execute a first action or a second action so as to control the engaging or disengaging of the first connecting mechanism and the second connecting mechanism.
In one possible design, the second end of the first connecting mechanism is provided with a gear hub, and the first end of the second connecting mechanism is provided with a synchronizing ring; the joint separation mechanism comprises a shifting fork and a sliding sleeve; the motor actuating mechanism is used for controlling the shifting fork to shift the sliding sleeve to move along a first direction, so that the sliding sleeve is sleeved on the gear hub and the synchronous ring to fix the gear hub and the synchronous ring; or the shifting fork is used for controlling the shifting of the shifting sleeve in a second direction to move, so that the shifting sleeve is separated from the gear hub and the synchronizing ring, and the gear hub and the synchronizing ring are released from being fixed.
In a fourth aspect, embodiments of the present invention provide a manual shift vehicle flameout prevention control system, including the flameout prevention control device according to the third aspect and various possible designs of the third aspect, and a motor controller; the motor controller is used for controlling the motor executing mechanism.
In a fifth aspect, embodiments of the present invention provide a computer-readable storage medium, in which computer-executable instructions are stored, and when executed by a processor, implement the manual transmission vehicle AEBS control method according to the first aspect and various possible designs of the first aspect.
In a sixth aspect, embodiments of the present invention provide a computer program product comprising a computer program that, when executed by a processor, implements the manual transmission vehicle AEBS control method as described in the first aspect and various possible designs of the first aspect.
The embodiment of the invention provides an AEBS control method, device and system for a manual transmission vehicle, in the prior art, when the vehicle speed is 0, a transmission system and a gearbox are not separated, so that an engine is flamed out, ignition is required again when the vehicle is started, and certain loss is generated on the engine. In the prior art, in order to ensure that an engine does not flameout, a driver needs to perform clutch operation or operate a gear lever to shift gears, the requirement on the operation level of the driver is high, and the driving safety is affected. In this embodiment, when it is determined that the AEBS of the vehicle is triggered, the vehicle speed of the vehicle after emergency braking and a signal of a vehicle operation component are acquired, and when it is determined that the vehicle speed is less than a certain set value and the driver does not operate the vehicle, the anti-misfire control device is automatically controlled to separate the transmission system from the transmission. Thus, the engine can not be flameout; in addition, when the vehicle speed is 0, the engine cannot be flamed out, and the service life of the engine is prolonged; in addition, the embodiment can not cause loss to the transmission system, and the service life of the transmission system is prolonged; meanwhile, manual operation of a driver is liberated, driving safety is guaranteed, and driving experience is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic control flow diagram of an AEBS emergency brake triggered by a vehicle in a conventional manual transmission type;
FIG. 2 is a schematic diagram of an AEBS control system for a manual transmission vehicle according to an embodiment of the invention;
FIG. 3 is a first flowchart illustrating an AEBS control method for a manual transmission vehicle according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating a second method for controlling an AEBS of a manual transmission vehicle according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an AEBS control device of a manual transmission vehicle according to an embodiment of the invention;
fig. 6 is a schematic structural view of an anti-quenching control device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the prior art, for a vehicle with a manual gear, the control process of an automatic emergency braking system is as follows: and the radar or the camera detects the obstacles, outputs an AEBS control signal after analysis, and controls the vehicle to enter an AEBS emergency braking mode. Referring to fig. 1, fig. 1 is a schematic control flow diagram of a conventional manual transmission vehicle in triggering an AEBS emergency brake of the vehicle, and the specific control flow includes:
step 1, detecting obstacles by a radar and a camera.
And step 2, calculating, analyzing and processing according to the detected information, and judging whether the AEBS needs to be triggered for emergency braking.
And 3, outputting an AEBS control strategy when an AEBS emergency braking triggering signal needs to be triggered.
And 6, finishing the emergency braking of the vehicle (the vehicle speed is zero or the deceleration reaches a certain value) through an ABS or ESC function.
However, for a manual-shift vehicle, when the vehicle triggers the AEBS emergency braking mode, it is an emergency situation, and the user basically has no time to operate the vehicle, and at this time, the clutch is always in a closed state, and the transmission is in the shift mode; when the vehicle is braked suddenly (the vehicle speed is zero or the deceleration reaches a certain value), the engine can be shut down due to the fact that the clutch is in a closed state or the gear position of the gearbox does not accord with the actual vehicle speed. Wherein the content of the first and second substances,
in order to solve the above technical problems, embodiments of the present invention provide the following technical ideas: firstly, installing a flameout prevention control device between a transmission system and a gearbox, wherein the flameout prevention control device is used for controlling the separation or the connection of the transmission system and the gearbox; and then when determining that the AEBS of the vehicle is triggered, acquiring the speed of the vehicle after emergency braking and a signal of a vehicle operation component, and when determining that the speed of the vehicle is less than a certain set value and the driver does not operate the vehicle, automatically controlling the anti-extinguishing control device to separate the transmission system from the gearbox. Thus, the engine can not be flameout when the manual gear vehicle carries out automatic emergency braking.
Referring to fig. 2, fig. 2 is a schematic diagram illustrating an AEBS control system of a manual transmission vehicle according to an embodiment of the present invention. The manual transmission vehicle AEBS control system comprises: a Vehicle Control Unit (VCU) 21, a Motor Controller (MCU) 22, and an anti-stall Control device 23. The anti-blowout control apparatus 23 is provided between a transmission system 24 and a transmission case 25 of the manual-shift vehicle. The transmission system 24 includes: a rotating shaft 241 and a rear axle 242. A clutch 26 is provided between the engine 27 and the gearbox 24 for controlling the power take-off or disconnection of the engine.
Referring to fig. 3, fig. 3 is a schematic flowchart of an AEBS control method for a manual transmission vehicle according to an embodiment of the present invention, where an execution subject of the embodiment may be the motor controller of fig. 1. As shown in fig. 2, the method includes:
s31: and when receiving an automatic emergency braking AEBS triggering signal sent by the vehicle controller, acquiring the operating parameters of the vehicle after emergency braking, wherein the operating parameters comprise the vehicle speed and signals of a driver operating component.
In this embodiment, the vehicle control unit may receive an obstacle recognition signal transmitted by the vehicle-mounted radar and the camera, generate an automatic emergency braking AEBS trigger signal according to the obstacle recognition signal, and control the vehicle to perform emergency braking according to the automatic emergency braking AEBS trigger signal.
After the vehicle completes emergency braking, the vehicle speed of the vehicle can be 0, and can also be reduced by a certain speed. For example, when the distance is long, the vehicle speed is reduced to a certain value to ensure the driving safety.
The driver operating assembly may include: brake pedal, clutch and gearbox gear lever of manual shelves vehicle. The signals for the driver to operate the assembly include: the brake pedal signal, the clutch signal and the gearbox gear signal of the manual gear vehicle.
S32: and judging whether the vehicle speed is less than a preset threshold value or not, and whether the signal of the driver operation assembly meets a first preset condition that a driver does not operate or not. If yes, go to step S33; if not, step S34 is executed.
In the present embodiment, the preset threshold value may be configured according to the power condition of the vehicle. Illustratively, the predetermined threshold is 5 km/h.
In one embodiment of the invention, the brake pedal signal, the clutch signal and the gearbox gear signal of the manual gear vehicle are not triggered.
Specifically, the brake pedal signal, the clutch signal and the gearbox gear signal of the manual gear vehicle are not triggered, specifically: and obtaining signal parameters of the brake pedal signal, the clutch signal and the gear signal of the gearbox which are all 0.
The satisfaction of the first preset condition that the driver does not operate means that the driver does not operate the vehicle and does not operate the brake pedal, the clutch and the gear lever of the transmission.
S33: and controlling the flameout prevention control device to execute a first action so as to separate the transmission system from the gearbox.
In the present embodiment, the anti-blowout control apparatus is used to control the disengagement or engagement of the transmission system and the transmission case.
When the anti-blowout control device executes the first action, the transmission system is separated from the gearbox; and when the second action is executed by the anti-extinguishing control device, the transmission system is engaged with the gearbox.
S34: and ending the flow.
In the present embodiment, the flow is ended, i.e., no control operation is performed on the fire prevention control apparatus.
As can be seen from the above description, in the prior art, when the vehicle speed is 0, the transmission system and the transmission case are not separated, which may cause the engine to stall, and ignition is required again during starting, which may cause a certain loss to the engine. In the prior art, in order to ensure that an engine does not flameout, a driver needs to perform clutch operation or operate a gear lever to shift gears, the requirement on the operation level of the driver is high, and the driving safety is affected.
In this embodiment, when it is determined that the AEBS of the vehicle is triggered, the vehicle speed of the vehicle after emergency braking and a signal of a vehicle operation component are acquired, and when it is determined that the vehicle speed is less than a certain set value and the driver does not operate the vehicle, the anti-misfire control device is automatically controlled to separate the transmission system from the transmission. Thus, the engine can not be flameout; in addition, when the vehicle speed is 0, the engine cannot be flamed out, and the service life of the engine is prolonged; in addition, the embodiment can not cause loss to the transmission system, and the service life of the transmission system is prolonged; meanwhile, manual operation of a driver is liberated, driving safety is guaranteed, and driving experience is improved.
Referring to fig. 4, fig. 4 is a schematic flowchart illustrating a second flowchart of an AEBS control method for a manual transmission vehicle according to an embodiment of the present invention, and based on the embodiment of fig. 3, the present embodiment further specifically describes a control process when the AEBS is released. As shown in fig. 3, the method includes:
s41: and when the AEBS release signal sent by the vehicle control unit is received, acquiring a signal of a driver operating component.
S42: and judging whether the signal of the driver operation component meets a second preset condition that the driver wants to drive. If yes, go to step S43; if not, step S44 is executed.
S43: and controlling the flameout prevention control device to perform a second action to engage the transmission system and the gearbox.
S44: and ending the flow.
In an embodiment of the present invention, the signal of the driver operating component satisfying a second preset condition that the driver intends to drive includes: and both a clutch signal and an accelerator pedal signal of the manual gear vehicle are triggered. Specifically, when the clutch signal and the accelerator pedal signal of the manual transmission vehicle are both 1, the clutch signal and the accelerator pedal signal of the manual transmission vehicle are both triggered.
The second preset condition that the driver wants to drive is met, namely that the driver operates the clutch and the accelerator pedal to drive the vehicle to run.
From the above description, when the AEBS is released, if it is determined that the driver intends to drive according to the signal of the driver operation component, the transmission system and the transmission are engaged, and the manual transmission vehicle starts driving, the transmission system and the transmission can be engaged automatically according to the driver without manual operation of the driver, and the driving experience is improved.
Referring to fig. 5, fig. 5 is a schematic structural diagram of an AEBS control apparatus of a manual transmission vehicle according to an embodiment of the present invention. As shown in fig. 5, the manual transmission vehicle AEBS control device 50 includes: a signal receiving module 51 and a judgment executing module 52.
The signal receiving module 51 is configured to acquire operating parameters of the manual transmission vehicle when receiving an AEBS trigger signal sent by the vehicle controller, where the operating parameters include a vehicle speed and a signal of a driver operating component;
and the judgment execution module 52 is configured to control the flameout prevention control device to execute a first action to separate the transmission system from the gearbox if the vehicle speed is less than a preset threshold and the signal of the driver operation component meets a first preset condition that the driver does not operate.
The apparatus provided in this embodiment may be used to implement the technical solutions of the above method embodiments, and the implementation principles and technical effects are similar, which are not described herein again.
In one possible design, the signal of the driver operated component satisfies a first preset condition that the driver is not operated, including: and a brake pedal signal, a clutch signal and a gearbox gear signal of the manual gear vehicle are not triggered.
In a possible design, the signal receiving module 51 is further configured to acquire a signal of the driver operating component when receiving an AEBS release signal sent by the vehicle control unit; the determination executing module 52 is further configured to control the anti-extinguishing control device to execute a second action to engage the transmission system with the gearbox if the signal of the driver operating component meets a second preset condition that the driver wants to drive.
In one possible design, the signal of the driver operating component satisfies a second preset condition that the driver intends to drive, and includes: and both a clutch signal and an accelerator pedal signal of the manual gear vehicle are triggered.
Referring to fig. 6, fig. 6 is a schematic structural diagram of an anti-extinguishing control device according to an embodiment of the present invention. The flameout prevention control device provided by the embodiment is used in the manual transmission vehicle AEBS control method as shown in FIG. 3 or FIG. 4. Referring to fig. 6, the anti-misfire control apparatus includes:
a first connecting mechanism 61, a second connecting mechanism 62, an engagement and disengagement mechanism 63, and a motor actuator 64.
The first end 611 of the first connecting mechanism 61 is fixedly connected with the power output shaft of the gearbox, the second end 612 of the first connecting mechanism 61 is connected with the first end 621 of the second connecting mechanism 62 in an axially separable and rotatable manner, and the second end 622 of the second connecting mechanism 62 is fixedly connected with a transmission shaft of the transmission system.
The engagement and disengagement mechanism 63 is disposed at the junction of the second end 612 of the first connection mechanism 61 and the first end 621 of the second connection mechanism 62.
The motor actuator 64 is configured to control the engagement and disengagement mechanism 63 to perform a first action or a second action, so as to control the engagement and disengagement of the first connection mechanism 61 and the second connection mechanism 62.
In this embodiment, the first end 611 of the first connecting mechanism 61 is a first flange, and the first flange is used for being fixedly connected with a power output shaft of the gearbox.
The second end 622 of the second connecting mechanism 62 is a second flange for fixedly connecting to a power transmission shaft of the transmission system.
The second end 612 of the first connecting mechanism 61 is connected with the first end 621 of the second connecting mechanism 62 through a bearing 65, and the bearing is used for realizing that the second end 612 of the first connecting mechanism 61 and the first end 621 of the second connecting mechanism 62 can rotate in a separable manner along the axial direction.
In the disclosed embodiment, the bearing 65 constitutes a seal by oil sealing.
In one embodiment of the invention, the second end 612 of the first connecting mechanism 61 is provided with a toothed hub 613 and the first end 621 of the second connecting mechanism 62 is provided with a synchronizing ring 623.
The engagement and disengagement mechanism 63 includes a yoke 631 and a slide sleeve 632.
The motor actuator 64 is used for controlling the shifting fork 631 to shift the sliding sleeve 632 to move along a first direction, so that the sliding sleeve 632 is sleeved on the gear hub 613 and the synchronizing ring 623, and the gear hub 613 and the synchronizing ring 623 are fixed and synchronized; or the shift fork 631 is controlled to shift the sliding sleeve 632 to move in the second direction, so that the sliding sleeve 632 disengages from the gear hub 613 and the synchronizing ring 623, and the gear hub 613 and the synchronizing ring 623 are released from the fixed synchronization.
In this embodiment, the first end 621 of the second connecting mechanism 62 is provided with a synchronizing cone 624, the synchronizing ring 623 is arranged at the side of the synchronizing cone 624, the sliding sleeve 632 is combined with the axial surface of the synchronizing cone 624, and the fork 631 is positioned on the sliding sleeve. When the motor actuator 64 controls the shifting fork 631 to shift the sliding sleeve 632 to move leftward, the sliding sleeve 632 is sleeved on the gear hub 613 and the synchronizing ring 623, and the gear hub 613 and the synchronizing ring 623 are fixed and synchronized. When the motor actuator 64 controls the shifting fork 631 to shift the sliding sleeve 632 to move rightwards to return to the synchronous cone 624, the sliding sleeve 632 disengages from the gear hub 613 and the synchronous ring 623, and the gear hub 613 and the synchronous ring 623 are released from fixed synchronization.
From the above description, the anti-flameout control device of the present embodiment is compact and low in cost, and meets the installation requirements of vehicles with manual gears.
Referring to fig. 2 and 6, an embodiment of the invention further provides a manual transmission vehicle anti-flameout control system, which includes the anti-flameout control device shown in fig. 6 and the motor controller shown in fig. 2; the motor controller is used for controlling the motor executing mechanism.
The embodiment of the invention also provides a computer-readable storage medium, wherein the computer-readable storage medium stores computer-executable instructions, and when a processor executes the computer-executable instructions, the manual transmission vehicle AEBS control method is realized.
Embodiments of the present invention further provide a computer program product, which includes a computer program, and when the computer program is executed by a processor, the AEBS control method for a manual transmission vehicle as described above is implemented.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described device embodiments are merely illustrative, and for example, the division of the modules is only one logical division, and other divisions may be realized in practice, for example, a plurality of modules may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or modules, and may be in an electrical, mechanical or other form.
The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to implement the solution of the present embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing unit, or each module may exist alone physically, or two or more modules are integrated into one unit. The unit formed by the modules can be realized in a hardware form, and can also be realized in a form of hardware and a software functional unit.
The integrated module implemented in the form of a software functional module may be stored in a computer-readable storage medium. The software functional module is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) or a processor to execute some steps of the methods described in the embodiments of the present application.
It should be understood that the Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of a method disclosed in connection with the present invention may be embodied directly in a hardware processor, or in a combination of the hardware and software modules within the processor.
The memory may comprise a high-speed RAM memory, and may further comprise a non-volatile storage NVM, such as at least one disk memory, and may also be a usb disk, a removable hard disk, a read-only memory, a magnetic or optical disk, etc.
The bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (Extended Industry Standard Architecture) bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, the buses in the figures of the present application are not limited to only one bus or one type of bus.
The storage medium may be implemented by any type or combination of volatile or non-volatile memory devices, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks. A storage media may be any available media that can be accessed by a general purpose or special purpose computer.
An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium. Of course, the storage medium may also be integral to the processor. The processor and the storage medium may reside in an Application Specific Integrated Circuits (ASIC). Of course, the processor and the storage medium may reside as discrete components in an electronic device or host device.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An AEBS control method for a manual transmission vehicle, the manual transmission vehicle comprising an anti-stall control device for controlling disengagement or engagement of a transmission system and a transmission:
the method is applied to a motor controller and comprises the following steps:
when an automatic emergency braking AEBS trigger signal sent by a vehicle controller is received, acquiring running parameters of a vehicle after emergency braking, wherein the running parameters comprise a vehicle speed and a signal of a driver operation component;
and if the vehicle speed is less than a preset threshold value and the signal of the driver operation assembly meets a first preset condition that a driver does not operate, controlling the flameout prevention control device to execute a first action so as to separate the transmission system from the gearbox.
2. The manual transmission vehicle AEBS control method of claim 1, wherein the driver operated component signal satisfies a first preset condition that the driver is not operating, comprising:
and a brake pedal signal, a clutch signal and a gearbox gear signal of the manual gear vehicle are not triggered.
3. The manual transmission vehicle AEBS control method of claim 1, further comprising:
when an AEBS release signal sent by a vehicle control unit is received, a signal of a driver operation component is acquired;
and if the signal of the driver operation component meets a second preset condition that the driver wants to drive, controlling the anti-extinguishing control device to execute a second action so as to enable the transmission system and the gearbox to be connected.
4. The AEBS control method for manual transmission vehicle of claim 1, wherein the signal of the driver operating component satisfying the second preset condition that the driver intends to drive comprises:
and both a clutch signal and an accelerator pedal signal of the manual gear vehicle are triggered.
5. An AEBS control apparatus for a manual transmission vehicle, the AEBS control apparatus comprising an anti-stall control apparatus for controlling disengagement or engagement of a transmission system and a transmission; the manual transmission vehicle AEBS control device comprises:
the signal receiving module is used for acquiring the operating parameters of the manual transmission vehicle when receiving an AEBS trigger signal sent by the vehicle control unit, wherein the operating parameters comprise a vehicle speed and a signal of a driver operating component;
and the judgment execution module is used for controlling the flameout prevention control device to execute a first action so as to separate the transmission system from the gearbox if the vehicle speed is less than a preset threshold value and the signal of the driver operation assembly meets a first preset condition that the driver does not operate.
6. An anti-stall control device for the AEBS control method of a manual transmission vehicle according to any one of claims 1 to 4, comprising:
the first connecting mechanism, the second connecting mechanism, the joint separating mechanism and the motor executing mechanism;
the first end of the first connecting mechanism is fixedly connected with a power output shaft of the gearbox, the second end of the first connecting mechanism is connected with the first end of the second connecting mechanism in an axially separable and rotatable manner, and the second end of the second connecting mechanism is fixedly connected with a transmission shaft of the transmission system;
the joint separation mechanism is arranged at the joint of the second end of the first connecting mechanism and the first end of the second connecting mechanism;
the motor executing mechanism is used for controlling the engaging and disengaging mechanism to execute a first action or a second action so as to control the engaging or disengaging of the first connecting mechanism and the second connecting mechanism.
7. The anti-blowout control apparatus according to claim 6, wherein the second end of the first link mechanism is provided with a gear hub, and the first end of the second link mechanism is provided with a synchronizing ring;
the joint separation mechanism comprises a shifting fork and a sliding sleeve;
the motor actuating mechanism is used for controlling the shifting fork to shift the sliding sleeve to move along a first direction, so that the sliding sleeve is sleeved on the gear hub and the synchronous ring to fix the gear hub and the synchronous ring; or the shifting fork is used for controlling the shifting of the shifting sleeve in a second direction to move, so that the shifting sleeve is separated from the gear hub and the synchronizing ring, and the gear hub and the synchronizing ring are released from being fixed.
8. A manual-shift vehicle anti-misfire control system, characterized by comprising the anti-misfire control apparatus according to claim 6 or 7, and a motor controller; the motor controller is used for controlling the motor executing mechanism.
9. A computer readable storage medium having computer executable instructions stored thereon which, when executed by a processor, implement the manual transmission vehicle AEBS control method of any one of claims 1 to 4.
10. A computer program product comprising a computer program, wherein the computer program when executed by a processor implements the manual transmission vehicle AEBS control method of any of claims 1 to 4.
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| CN202011453188.7A CN112572396A (en) | 2020-12-11 | 2020-12-11 | Manual transmission vehicle AEBS control method, device and system |
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| CN202011453188.7A CN112572396A (en) | 2020-12-11 | 2020-12-11 | Manual transmission vehicle AEBS control method, device and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023124194A1 (en) * | 2021-12-31 | 2023-07-06 | 中国第一汽车股份有限公司 | Vehicle control method and device |
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