CN114368352A - Method and device for quickly starting vehicle - Google Patents

Method and device for quickly starting vehicle Download PDF

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Publication number
CN114368352A
CN114368352A CN202110373165.3A CN202110373165A CN114368352A CN 114368352 A CN114368352 A CN 114368352A CN 202110373165 A CN202110373165 A CN 202110373165A CN 114368352 A CN114368352 A CN 114368352A
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China
Prior art keywords
vehicle
state
mode
signal
detected
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CN202110373165.3A
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Chinese (zh)
Inventor
王冲
李焕新
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Great Wall Motor Co Ltd
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Great Wall Motor Co Ltd
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Priority to CN202110373165.3A priority Critical patent/CN114368352A/en
Priority to PCT/CN2022/084362 priority patent/WO2022213874A1/en
Publication of CN114368352A publication Critical patent/CN114368352A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • B60R16/0231Circuits relating to the driving or the functioning of the vehicle

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention is suitable for the technical field of starting of vehicles, and provides a method and a device for quickly starting a vehicle, wherein the method comprises the following steps: when a legal vehicle unlocking signal and a vehicle door opening signal are detected, the power mode is switched to an ON state; when any trigger signal meeting vehicle starting is detected, whether the current gear of the vehicle is a P/N gear is detected; when the current gear of the vehicle is a P/N gear, switching a power supply mode to a CRANK state, and sending a starting request to the VCU; and after receiving a start approval signal sent by the VCU, switching the power mode to an ON state, and controlling the vehicle to run according to the D gear switched by the user. The vehicle can be started by the user through the operation corresponding to any trigger signal for pulling the vehicle door and meeting the vehicle starting requirement, so that the operation of the user is reduced, the vehicle can be quickly started in multiple modes, and the user experience is improved.

Description

Method and device for quickly starting vehicle
Technical Field
The invention belongs to the technical field of starting of vehicles, and particularly relates to a method and a device for quickly starting a vehicle.
Background
The traditional vehicle power mode is a power distribution mode of four power supply gears of a traditional fuel oil automobile: OFF, ACC, ON and START, the switching sequence of the power modes being OFF-ACC-ON-Cranking. The design of the power supply mode is designed by considering the characteristics of the engine, and energy consumption waste, carbon deposition of the engine, tail gas environmental pollution and the like caused by power generation when the engine idles are avoided.
The vehicle using the traditional vehicle power supply mode can realize one-key starting, is provided with a vehicle type of one-key starting, does not need to step on a brake during starting, needs to press a one-key starting key once to switch on a power supply, steps on the brake after the vehicle self-checking is finished, and can start the vehicle by pressing the one-key starting key again. However, when the vehicle is started in the conventional vehicle power supply mode, the operation is complex, and the user experience is reduced.
Disclosure of Invention
In view of this, embodiments of the present invention provide a method and an apparatus for quickly starting a vehicle, which aim to solve the problem in the prior art that when a vehicle is started in a conventional vehicle power mode, the operation is complicated.
To achieve the above object, a first aspect of an embodiment of the present invention provides a method for quick start of a vehicle, including:
when a legal vehicle unlocking signal and a door opening signal are detected, switching the power mode from an OFF state to an ON state;
when any trigger signal meeting vehicle starting is detected, whether the current gear of the vehicle is a P/N gear is detected;
when the current gear of the vehicle is a P/N gear, switching a power supply mode to a CRANK state, and sending a starting request to the VCU;
and after receiving a start approval signal sent by the VCU, switching the power mode to an ON state, and controlling the vehicle to run according to the D gear switched by the user.
As another embodiment of the present application, before the power mode is switched from the OFF state to the ON state when the legal vehicle unlock signal and the door open signal are detected, the IGN relay and the Ready relay of the vehicle are simultaneously turned OFF.
As another embodiment of the present application, the ON state comprises a non-ready mode of the ON state;
when a legal vehicle unlocking signal and a door opening signal are detected, the power mode is switched from an OFF state to an ON state, and the method comprises the following steps:
when a legal vehicle unlocking signal and a vehicle door opening signal are detected, whether the value of a Flag bit is a preset value is detected;
and when the value of the Flag bit is a preset value, attracting the IGN relay and switching the power mode from the OFF state to the ON state non-ready mode.
As another embodiment of the present application, the ON state comprises a ready mode of the ON state;
after receiving a start approval signal sent by the VCU, switching the power mode to the ON state, and controlling the vehicle to run according to the D gear switched by the user, wherein the method comprises the following steps:
when the power mode is in a CRANK state, detecting whether a start-up approval signal sent by a VCU is received within a preset time;
and when a signal which is sent by the VCU and agrees to start is received within the preset time, attracting the Ready relay, switching the power mode from the CRANK state to the Ready mode of the ON state, and controlling the vehicle to run according to the D gear switched by the user.
As another embodiment of the present application, the method further includes:
when the power mode of the vehicle is in an OFF state and any trigger signal meeting the vehicle starting is detected, detecting whether the current gear of the vehicle is a P/N gear;
and when the current gear of the vehicle is the P/N gear, the IGN relay is attracted, the power supply mode is switched to the CRANK state, and a starting request is sent to the VCU.
As another embodiment of the present application, the method further includes:
when the power supply mode is a ready mode in an ON state, when detecting that the vehicle speed meets a first vehicle speed condition and the triggering condition of a down switch meets a first down condition, determining that the vehicle is powered down emergently, and switching the power supply mode to an OFF state;
when the power supply mode is a ready mode in an ON state, the vehicle speed is detected to meet a second vehicle speed condition, and the lower electric switch triggering condition meets a second lower electric condition, the vehicle is determined to be normally powered OFF, the IGN relay is disconnected, and the power supply mode is switched to an OFF state;
the first vehicle speed condition is that the vehicle speed is greater than or equal to a preset vehicle speed and is effective or the vehicle speed is ineffective;
the second vehicle speed condition is that the vehicle speed is less than the preset vehicle speed and is effective;
the first power-off condition is that the preset times of triggering the power-off signal in the first preset time or the duration of triggering the power-off signal is the second preset time;
the second power-down condition is a trigger power-down switch signal.
As another embodiment of the present application, the method further includes:
and when the vehicle is powered OFF emergently, and the vehicle speed is detected to meet the second vehicle speed condition and the door is opened, the IGN relay is disconnected, and the power supply mode is switched to the OFF state.
As another embodiment of the present application, the method further includes:
and when the power mode is in an ON state, and the vehicle speed is detected to be less than the preset vehicle speed and effective and a vehicle door closing signal is detected, after a locking instruction sent by PKE, RKE, BLE or TBOX is received, the IGN relay is disconnected and the power mode is switched to an OFF state.
As another embodiment of the present application, a virtual key is provided on a HUT of a vehicle;
and when the virtual key trigger signal is detected, prohibiting the vehicle from being in a ready mode of an ON state.
A second aspect of an embodiment of the present invention provides an apparatus for quick start of a vehicle, including:
the processing module is used for switching the power mode from an OFF state to an ON state when a legal vehicle unlocking signal and a vehicle door opening signal are detected;
the detection module is used for detecting whether the current gear of the vehicle is a P/N gear or not when any trigger signal meeting the vehicle starting requirement is detected;
the processing module is further used for switching the power supply mode to the CRANK state when the current gear of the vehicle is the P/N gear;
the sending module is further configured to send a start request to the VCU;
the processing module is further used for switching the power mode to an ON state after receiving a start approval signal sent by the VCU;
and the control module is used for controlling the vehicle to run according to the D gear switched by the user.
Compared with the prior art, the embodiment of the invention has the following beneficial effects: compared with the prior art, the method and the device have the advantages that the vehicle can be started by the user through the operation corresponding to any trigger signal for pulling the vehicle door and meeting the vehicle starting requirement, so that the operation of the user is reduced, the vehicle can be quickly started in various modes, and the user experience is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic flow chart illustrating an implementation of a method for quick start of a vehicle according to an embodiment of the present invention;
FIG. 2 is an exemplary diagram of a method and apparatus for quick launch of a vehicle according to an embodiment of the invention;
fig. 3 is a schematic diagram of a terminal device according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
Fig. 1 is a schematic implementation flow diagram of a method for quick start of a vehicle according to an embodiment of the present invention, in this embodiment, a power mode is set to 3 gears of an OFF state, an ON state, and a Cranking state, where the ON state is subdivided into two states, i.e., a non-Ready mode in the ON state and a Ready mode in the ON state.
The conventional power mode Vehicle Body controller (Elec Region Control System Body, KBCM) implements switching of the System power mode and distribution of the System power by controlling, driving and feeding back four relays ACC, IGN1, IGN2 and START (where the START relay is driven by EMS), in this embodiment, two relays ACC and IGN2 are eliminated, and an Ignition System Switch (IGN Switch, IGN) relay and a Ready relay are adopted, wherein the Ready relay is controlled by a Vehicle Controller Unit (VCU).
The method of quick start of a vehicle is described in detail below.
And step 101, when a legal vehicle unlocking signal and a door opening signal are detected, switching the power mode from an OFF state to an ON state.
Before this step, the power mode of the vehicle is OFF state, and the IGN relay and the Ready relay are simultaneously turned OFF.
This step may include:
when a legal vehicle unlocking signal and a vehicle door opening signal are detected, whether the value of a Flag bit is a preset value is detected;
and when the value of the Flag bit is a preset value, attracting the IGN relay and switching the power mode from the OFF state to the non-ready ON state.
Alternatively, the door opening may be the main driver side door, i.e., the left front door. At the moment, the user does not get on the vehicle, no person is in the main driving position or the safety belt is not fastened, and the brake is not stepped on.
Optionally, the Flag bit is set here to solve the problem that the vehicle is powered on by mistake due to opening the door when the user leaves the vehicle. The preset value can be set according to requirements, and the value of the preset value is not limited in the embodiment.
Optionally, when a legal key unlock signal and a door open signal are detected, the method may further include:
and performing unlocking authentication with an Electronic Steering Column Lock (ESCL), and switching the power mode from an OFF state to an ON state after the unlocking authentication is passed.
When unlocking authentication is carried out, an unlocking request is sent to the ESCL; and when receiving the unlocking authentication success information returned by the ESCL, determining that the unlocking authentication is passed.
It should be noted that the ON state non-ready mode is similar to an ON gear of a normal vehicle, but the engine is not started, and at this time, the new energy vehicle does not have a high voltage, and the vehicle cannot run, but a multimedia host (Head Unit, HUT) of the vehicle may be set.
And 102, detecting whether the current gear of the vehicle is a P/N gear or not when any trigger signal meeting the vehicle starting is detected.
The precondition for this step is that the power mode is ON. At the moment, the vehicle also detects whether a legal key exists in the vehicle.
In this step, detecting any trigger signal that satisfies vehicle launch may include: it is detected whether a brake signal, or other trigger signal, is received. The method can further comprise the following starting precondition of the vehicle: whether a person is in the main driving seat or whether a safety belt is fastened is detected, whether the person is in the main driving seat or not is identified through a seat sensor or whether the person is in the main driving seat or not is detected through infrared rays in the embodiment, and then the seat sensor is used as one of starting conditions.
Optionally, after detecting that any trigger signal meeting vehicle start is met, before detecting whether the current gear of the vehicle is the P/N gear, the method may further include: and carrying out anti-theft authentication with the VCU. I.e. to send an anti-theft authentication request to the VCU.
And 103, when the current gear of the vehicle is the P/N gear, switching the power supply mode to the CRANK state, and sending a starting request to the VCU.
When a legal key is arranged in the vehicle and the current gear of the vehicle is P/N gear, the power supply mode is switched from the non-ready mode of the ON state to the CRANK state.
It should be noted that, after the user drives the vehicle to the destination, when the power is turned OFF and the vehicle is started again, the operation is similar to steps 102 and 103, that is, when the power mode of the vehicle is in the OFF state, and any trigger signal meeting the vehicle start is detected, whether the current gear of the vehicle is the P/N gear is detected;
and when the current gear of the vehicle is the P/N gear, the IGN relay is attracted, the power supply mode is switched to the CRANK state, and a starting request is sent to the VCU.
And step 104, after receiving a start approval signal sent by the VCU, switching the power mode to an ON state, and controlling the vehicle to run according to the D gear switched by the user.
The precondition for this step is that the power mode is the CRANK state.
This step may include: when the power mode is in a CRANK state, detecting whether a start-up approval signal sent by a VCU is received within a preset time;
and when a signal which is sent by the VCU and agrees to start is received within the preset time, attracting the Ready relay, switching the power mode from the CRANK state to the Ready mode of the ON state, and controlling the vehicle to run according to the D gear switched by the user.
Optionally, the preset time may be a time set according to an actual requirement, for example, the preset time is 10s, 13s, and the like.
Optionally, when receiving a start approval signal sent by the VCU, it is further detected whether an anti-theft authentication success signal is received, and after receiving the anti-theft authentication success signal and the start approval signal, the power mode is switched to the ON state, and the vehicle is controlled to run according to the D gear switched by the user.
Optionally, in another embodiment, the method further includes a power-off process of the vehicle, which may include an emergency power-off process, a normal power-off process and a key power-off process. As described in detail below.
The emergency power-off process of the vehicle comprises the following steps:
when the power supply mode is a ready mode in an ON state, when detecting that the vehicle speed meets a first vehicle speed condition and the triggering condition of a down switch meets a first down condition, determining that the vehicle is powered down emergently, and switching the power supply mode to an OFF state;
the first vehicle speed condition is that the vehicle speed is greater than or equal to a preset vehicle speed and is effective or the vehicle speed is ineffective;
the first power-down condition is that the preset times of triggering the power-down switching signal in the first preset time or the duration of triggering the power-down switching signal is the second preset time.
The preset vehicle speed can be set according to actual requirements, and for example, the preset vehicle speed can be 5 km/h.
The first preset time and the second preset time may be set according to actual requirements, for example, the first preset time may be 2s, and the second preset time may be 3 s.
The normal power-off process of the vehicle comprises the following steps:
when the power supply mode is a ready mode in an ON state, the vehicle speed is detected to meet a second vehicle speed condition, and the lower electric switch triggering condition meets a second lower electric condition, the vehicle is determined to be normally powered OFF, the IGN relay is disconnected, and the power supply mode is switched to an OFF state;
the second vehicle speed condition is that the vehicle speed is less than the preset vehicle speed and is effective;
the second power-down condition is a trigger power-down switch signal.
Optionally, the emergency power-OFF may be switched to a normal power-OFF, and when the emergency power-OFF of the vehicle is detected, and the vehicle speed is detected to meet the second vehicle speed condition and the door opening signal is detected, the IGN relay is turned OFF and the power mode is switched to the OFF state.
The key power-off process comprises the following steps:
when the power mode is in an ON state, and it is detected that the vehicle speed is less than the preset vehicle speed and is valid and a vehicle door closing signal is detected, after a locking instruction sent by public-key cryptography (PKE), Remote access control (RKE), Bluetooth Low Energy (BLE) or a vehicle networking terminal (Telematics BOX, TBOX) is received, the IGN relay is turned OFF and the power mode is switched to an OFF state.
It should be noted that the current path under the key is the same for the ready mode in which the power mode is ON and the non-ready mode in which the power mode is ON.
The door closing signal here refers to a five-door closing signal of the vehicle, and if there is a hatch switch, a six-door closing signal.
In this embodiment, the method for quickly starting the vehicle can be applied to a plurality of scenes to meet the requirements of users, in order to prevent the vehicle from being accidentally started in a special scene, a virtual key can be arranged ON the HUT of the vehicle, and when the virtual key trigger signal is detected, even if the ON state of the vehicle is met, the ready mode that the vehicle is in the ON state is prohibited.
Optionally, the virtual keys may include a trailer mode key, a carwash mode key, a refueling mode key, and a maintenance mode key.
For example, to prevent accidental activation of the vehicle after conditions are met when a user desires to tow, a tow mode selection is made on the HUT. When the system enters the trailer mode, the vehicle does not start any more after meeting the starting condition, and the power mode is maintained to be switched between an OFF state and an ON state.
The user can select a car washing mode at the HUT under the automatic car washing scene, and the vehicle switches the power mode to an OFF state at the moment; meanwhile, the whole vehicle is closed by four doors and windows or a skylight, and the wiper is prohibited to act and the vehicle is prohibited to be electrified. In the mode, damage caused by misoperation of the vehicle can be guaranteed to the maximum extent.
When the user is in maintenance chassis or preceding cabin, for guaranteeing that the vehicle is not caused the harm by the mistake start and to maintenance personal, set up the maintenance mode, can be through selecting the maintenance mode at HUT. In this mode, high voltage on the vehicle can be inhibited and only power-on operation of the vehicle is performed.
In the mode, a user collects fault codes of all ECUs of the whole vehicle through a gateway of the whole vehicle and transmits the fault codes to the T box through a CAN signal, at the moment, the T box is transmitted to the background through 4G, the background collects and analyzes big data, a user diagnosis result is given, and the safety and reliability of the user in vehicle utilization are guaranteed.
In addition, in the process of refueling by a user, in order to prevent the vehicle from being started accidentally, the ready mode of the vehicle in the ON state can be prohibited after the VCU detects that the fuel filler cap is opened.
According to the method for quickly starting the vehicle, when a legal vehicle unlocking signal and a vehicle door opening signal are detected, the power mode is switched to the ON state; when any trigger signal meeting vehicle starting is detected, whether the current gear of the vehicle is a P/N gear is detected; when the current gear of the vehicle is a P/N gear, switching a power supply mode to a CRANK state, and sending a starting request to the VCU; and after receiving a start approval signal sent by the VCU, switching the power mode to an ON state, and controlling the vehicle to run according to the D gear switched by the user. The vehicle can be started by the user through the action corresponding to any trigger signal for pulling the vehicle door and meeting the vehicle starting requirement, so that the operation of the user is reduced, the vehicle can be quickly started in multiple modes, and the user experience is improved.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
Fig. 2 shows an example diagram of an apparatus for quick start of a vehicle according to an embodiment of the present invention, which corresponds to the method for quick start of a vehicle according to the above embodiment. As shown in fig. 2, the apparatus may include: a processing module 201, a detection module 202, a sending module 203 and a control module 204.
The processing module 201 is used for switching the power mode from an OFF state to an ON state when a legal vehicle unlocking signal and a vehicle door opening signal are detected;
the detection module 202 is configured to detect whether a current gear of the vehicle is a P/N gear when any trigger signal meeting vehicle starting is detected;
the processing module 201 is further configured to switch the power supply mode to a CRANK state when the current gear of the vehicle is a P/N gear;
a sending module 203, further configured to send a start request to the VCU;
the processing module 201 is further configured to switch the power mode to an ON state after receiving a start approval signal sent by the VCU;
and the control module 204 is used for controlling the vehicle to run according to the D gear switched by the user.
Optionally, before the processing module 201 switches the power mode from the OFF state to the ON state when detecting a legal vehicle unlock signal and a door open signal, the IGN relay and the Ready relay of the vehicle are simultaneously turned OFF.
Optionally, the ON state includes a non-ready mode of the ON state.
The detection module 202 is configured to detect whether a Flag bit value is a preset value when a legal vehicle unlocking signal and a vehicle door opening signal are detected; and when the value of the Flag bit is a preset value, attracting the IGN relay and switching the power mode from the OFF state to the ON state non-ready mode.
Optionally, the ON state includes a ready mode of the ON state.
When the power mode is in the CRANK state, the detection module 202 detects whether a start approval signal sent by the VCU is received within a preset time;
when a start approval signal sent by the VCU is received within a preset time, the processing module 201 attracts the Ready relay and switches the power mode from the CRANK state to the Ready mode in the ON state, and the control module 204 controls the vehicle to run according to the D gear switched by the user.
Optionally, when the power mode of the vehicle is in the OFF state, the detection module 202 is further configured to detect whether a current gear of the vehicle is a P/N gear when any trigger signal meeting vehicle start is detected;
when the current gear of the vehicle is the P/N gear, the processing module 201 attracts the IGN relay and switches the power mode to the CRANK state, and the sending module 203 sends a starting request to the VCU.
Optionally, when the power mode is a ready mode in an ON state, and it is detected that the vehicle speed meets a first vehicle speed condition, and the power-down switch triggering condition meets a first power-down condition, the processing module 201 determines that the vehicle is powered down emergently, and switches the power mode to an OFF state;
when the power mode is a ready mode in an ON state, the processing module 201 determines that the vehicle is normally powered OFF when detecting that the vehicle speed meets a second vehicle speed condition and the power-OFF switch triggering condition meets a second power-OFF condition, and turns OFF the IGN relay and switches the power mode to an OFF state;
the first vehicle speed condition is that the vehicle speed is greater than or equal to a preset vehicle speed and is effective or the vehicle speed is ineffective;
the second vehicle speed condition is that the vehicle speed is less than the preset vehicle speed and is effective;
the first power-off condition is that the preset times of triggering the power-off signal in the first preset time or the duration of triggering the power-off signal is the second preset time;
the second power-down condition is a trigger power-down switch signal.
Optionally, when the vehicle is powered OFF in an emergency, the processing module 201 turns OFF the IGN relay and switches the power mode to the OFF state when detecting that the vehicle speed satisfies the second vehicle speed condition and the door is open.
Optionally, when the power mode is in the ON state, and it is detected that the vehicle speed is less than the preset vehicle speed and is valid and the vehicle door is closed, the processing module 201 is further configured to disconnect the IGN relay and switch the power mode to the OFF state after receiving a lock-up instruction sent by the PKE, RKE, BLE, or TBOX.
Optionally, a virtual key is set ON the HUT of the vehicle, and when the virtual key trigger signal is detected, the processing module 201 is further configured to prohibit the vehicle from being in a ready mode in an ON state.
According to the device for quickly starting the vehicle, when a legal vehicle unlocking signal and a vehicle door opening signal are detected, the processing module switches a power supply mode to an ON state; when any trigger signal meeting vehicle starting is detected, the detection module detects whether the current gear of the vehicle is a P/N gear; when the current gear of the vehicle is a P/N gear, the processing module switches a power supply mode to a CRANK state, and the sending module sends a starting request to the VCU; and after receiving a start-up agreeing signal sent by the VCU, the processing module switches the power mode to an ON state, and the control module controls the vehicle to run according to the D gear switched by the user. The vehicle can be started by the user through the action corresponding to any trigger signal for pulling the vehicle door and meeting the vehicle starting requirement, so that the operation of the user is reduced, the vehicle can be quickly started in multiple modes, and the user experience is improved.
Fig. 3 is a schematic diagram of a terminal device according to an embodiment of the present invention. As shown in fig. 3, the terminal device 300 of this embodiment includes: a processor 301, a memory 302 and a computer program 303 stored in said memory 302 and executable on said processor 301, such as a program for quick start of a vehicle. The processor 301 executes the computer program 303 to implement the steps in the method embodiment of the quick start of the vehicle, such as the steps 101 to 104 shown in fig. 1, and the processor 301 executes the computer program 303 to implement the functions of the modules in the device embodiments, such as the modules 201 to 204 shown in fig. 2.
Illustratively, the computer program 303 may be divided into one or more program modules that are stored in the memory 302 and executed by the processor 301 to implement the present invention. The one or more program modules may be a series of computer program instruction segments capable of performing specific functions for describing the execution of the computer program 303 in the device for quick start of the vehicle or the terminal apparatus 300. For example, the computer program 303 may be divided into a processing module 201, a detecting module 202, a sending module 203, and a control module 204, and specific functions of the modules are shown in fig. 2, which are not described in detail herein.
The terminal device 300 may be a desktop computer, a notebook, a palm computer, a cloud server, or other computing devices. The terminal device may include, but is not limited to, a processor 301, a memory 302. Those skilled in the art will appreciate that fig. 3 is merely an example of a terminal device 300 and does not constitute a limitation of terminal device 300 and may include more or fewer components than shown, or some components may be combined, or different components, for example, the terminal device may also include input output devices, network access devices, buses, etc.
The Processor 301 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 302 may be an internal storage unit of the terminal device 300, such as a hard disk or a memory of the terminal device 300. The memory 302 may also be an external storage device of the terminal device 300, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like, which are provided on the terminal device 300. Further, the memory 302 may also include both an internal storage unit and an external storage device of the terminal device 300. The memory 302 is used for storing the computer programs and other programs and data required by the terminal device 300. The memory 302 may also be used to temporarily store data that has been output or is to be output.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal device and method may be implemented in other ways. For example, the above-described embodiments of the apparatus/terminal device are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components 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 units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units 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 units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. . Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain content that is subject to appropriate increase or decrease as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media does not include electrical carrier signals and telecommunications signals as is required by legislation and patent practice.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims (10)

1. A method of quick start of a vehicle, comprising:
when a legal vehicle unlocking signal and a door opening signal are detected, switching the power mode from an OFF state to an ON state;
when any trigger signal meeting vehicle starting is detected, whether the current gear of the vehicle is a P/N gear is detected;
when the current gear of the vehicle is a P/N gear, switching a power supply mode to a CRANK state, and sending a starting request to the VCU;
and after receiving a start approval signal sent by the VCU, switching the power mode to an ON state, and controlling the vehicle to run according to the D gear switched by the user.
2. The method for quick start of a vehicle according to claim 1, wherein the IGN relay and the Ready relay of the vehicle are simultaneously turned OFF before the power mode is switched from the OFF state to the ON state when the legal vehicle unlock signal and the door open signal are detected.
3. The method for quick start of a vehicle of claim 1, wherein said ON state comprises a non-ready mode of the ON state;
when a legal vehicle unlocking signal and a door opening signal are detected, the power mode is switched from an OFF state to an ON state, and the method comprises the following steps:
when a legal vehicle unlocking signal and a vehicle door opening signal are detected, whether the value of a Flag bit is a preset value is detected;
and when the value of the Flag bit is a preset value, attracting the IGN relay and switching the power mode from the OFF state to the ON state non-ready mode.
4. The method for quick start of a vehicle of claim 1, wherein said ON state comprises a ready mode of the ON state;
after receiving a start approval signal sent by the VCU, switching the power mode to the ON state, and controlling the vehicle to run according to the D gear switched by the user, wherein the method comprises the following steps:
when the power mode is in a CRANK state, detecting whether a start-up approval signal sent by a VCU is received within a preset time;
and when a signal which is sent by the VCU and agrees to start is received within the preset time, attracting the Ready relay, switching the power mode from the CRANK state to the Ready mode of the ON state, and controlling the vehicle to run according to the D gear switched by the user.
5. The method for rapid start of a vehicle according to any of claims 1-4, further comprising:
when the power mode of the vehicle is in an OFF state and any trigger signal meeting the vehicle starting is detected, detecting whether the current gear of the vehicle is a P/N gear;
and when the current gear of the vehicle is the P/N gear, the IGN relay is attracted, the power supply mode is switched to the CRANK state, and a starting request is sent to the VCU.
6. The method for rapid start of a vehicle according to any of claims 1-4, further comprising:
when the power supply mode is a ready mode in an ON state, when detecting that the vehicle speed meets a first vehicle speed condition and the triggering condition of a down switch meets a first down condition, determining that the vehicle is powered down emergently, and switching the power supply mode to an OFF state;
when the power supply mode is a ready mode in an ON state, the vehicle speed is detected to meet a second vehicle speed condition, and the lower electric switch triggering condition meets a second lower electric condition, the vehicle is determined to be normally powered OFF, the IGN relay is disconnected, and the power supply mode is switched to an OFF state;
the first vehicle speed condition is that the vehicle speed is greater than or equal to a preset vehicle speed and is effective or the vehicle speed is ineffective;
the second vehicle speed condition is that the vehicle speed is less than the preset vehicle speed and is effective;
the first power-off condition is that the preset times of triggering the power-off signal in the first preset time or the duration of triggering the power-off signal is the second preset time;
the second power-down condition is a trigger power-down switch signal.
7. The method for quick launch of a vehicle of claim 6, further comprising:
and when the vehicle is powered OFF emergently, and the vehicle speed is detected to meet the second vehicle speed condition and the door is opened, the IGN relay is disconnected, and the power supply mode is switched to the OFF state.
8. The method for rapid start of a vehicle according to any of claims 1-4, further comprising:
and when the power mode is in an ON state, and the vehicle speed is detected to be less than the preset vehicle speed and effective and a vehicle door closing signal is detected, after a locking instruction sent by PKE, RKE, BLE or TBOX is received, the IGN relay is disconnected and the power mode is switched to an OFF state.
9. Method for the quick start of a vehicle according to any one of claims 1-4, characterized in that a virtual key is provided on the HUT of the vehicle;
and when the virtual key trigger signal is detected, prohibiting the vehicle from being in a ready mode of an ON state.
10. An apparatus for quick start of a vehicle, comprising:
the processing module is used for switching the power mode from an OFF state to an ON state when a legal vehicle unlocking signal and a vehicle door opening signal are detected;
the detection module is used for detecting whether the current gear of the vehicle is a P/N gear or not when any trigger signal meeting the vehicle starting requirement is detected;
the processing module is further used for switching the power supply mode to the CRANK state when the current gear of the vehicle is the P/N gear;
the sending module is further configured to send a start request to the VCU;
the processing module is further used for switching the power mode to an ON state after receiving a start approval signal sent by the VCU;
and the control module is used for controlling the vehicle to run according to the D gear switched by the user.
CN202110373165.3A 2021-04-07 2021-04-07 Method and device for quickly starting vehicle Pending CN114368352A (en)

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