CN113580955A - Control method and device of electric vehicle and electronic equipment - Google Patents

Control method and device of electric vehicle and electronic equipment Download PDF

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Publication number
CN113580955A
CN113580955A CN202110961643.2A CN202110961643A CN113580955A CN 113580955 A CN113580955 A CN 113580955A CN 202110961643 A CN202110961643 A CN 202110961643A CN 113580955 A CN113580955 A CN 113580955A
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China
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target
mode
electric vehicle
control mode
signal output
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CN202110961643.2A
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CN113580955B (en
Inventor
杨磊
郑富强
徐恒
蒋建宇
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Shanghai Junzheng Network Technology Co Ltd
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Shanghai Junzheng Network Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62JCYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J27/00Safety equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62JCYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J45/00Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
    • B62J45/40Sensor arrangements; Mounting thereof
    • B62J45/41Sensor arrangements; Mounting thereof characterised by the type of sensor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K23/00Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips
    • B62K23/02Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips hand actuated
    • B62K23/04Twist grips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00Type of vehicles
    • B60L2200/24Personal mobility vehicles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/72Electric energy management in electromobility

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The specification provides a control method and device of an electric vehicle and an electronic device. Based on the method, before specific implementation, corresponding target sensors can be arranged at preset positions of the electric vehicle in advance; in specific implementation, the target sensor may generate and output a corresponding status signal to the controller based on the detected status data; the controller can automatically judge whether the current rotating handle of the electric vehicle is under the control of a user according to the state signal output by the target sensor, and intelligently determines whether the current matched target control mode is a riding mode or an anti-runaway mode; and then processing the analog signal output by the rotating handle according to the determined target control mode so as to accurately and safely control the running of the electric vehicle, effectively reduce the potential safety hazards such as runaway and the like and protect the riding safety of the user.

Description

Control method and device of electric vehicle and electronic equipment
Technical Field
The specification belongs to the technical field of electric vehicle control, and particularly relates to a control method and device for an electric vehicle and electronic equipment.
Background
With the development and popularization of electric vehicles, more and more users choose to use electric vehicles as travel tools.
When a user rides and uses the electric vehicle, the user can control the running of the electric vehicle by twisting and rotating the handle to output a corresponding signal. However, the abnormal output signal of the rotating handle often occurs due to the non-artificial triggering operation or the abnormality of the internal device circuit of the electric vehicle, so that the electric vehicle abnormally starts running in response to the signal, the phenomenon of galloping occurs, and the riding safety of a user is affected.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the specification provides a control method and device for an electric vehicle and electronic equipment, which can accurately and safely control the operation of the electric vehicle and effectively reduce potential safety hazards such as runaway and the like.
The embodiment of the specification provides a control method, a control device and electronic equipment of an electric vehicle, which are realized as follows:
a control method of an electric vehicle, comprising: receiving a state signal output by a target sensor; the target sensor is arranged at a preset position of the electric vehicle; the target sensor outputs a corresponding state signal according to the detected state data; determining a matched target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode; and processing the analog signal output by the rotating handle according to the target control mode so as to control the running of the electric vehicle.
A control method of an electric vehicle, comprising: determining a current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode; under the condition that the target control mode is determined to be the riding mode, monitoring whether an analog signal output by a handlebar is received or not; under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem; and sending the control signal to a motor to control the operation of the electric vehicle.
A control device of an electric vehicle, comprising: the receiving module is used for receiving the state signal output by the target sensor; the target sensor is arranged at a preset position of the electric vehicle; the determining module is used for determining a matched target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode; and the processing module is used for processing the analog signal output by the rotating handle according to the target control mode so as to control the running of the electric vehicle.
A control device of an electric vehicle, comprising: the determining module is used for determining the current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode; the monitoring module is used for monitoring whether an analog signal output by the handlebar is received or not under the condition that the target control mode is determined to be the riding mode; the processing module is used for generating a corresponding control signal according to the analog signal output by the rotating handle under the condition of determining that the analog signal output by the rotating handle is received; and sending the control signal to a motor to control the operation of the electric vehicle.
An electronic device comprising at least: the system comprises a controller, a rotating handle, a motor and a target sensor, wherein the target sensor is arranged at a preset position of the electric vehicle, the controller is respectively connected with the rotating handle, the motor and the target sensor, and the target sensor outputs corresponding state signals according to detected state data; the controller determines a target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode; and the controller processes the analog signal output by the rotating handle according to the target control mode so as to control the motor to run.
A computer readable storage medium having stored thereon computer instructions which, when executed, implement the steps associated with the control method of an electric vehicle as described above.
Before specific implementation, a corresponding target sensor may be arranged in a preset position of an electric vehicle in advance; in specific implementation, the target sensor may generate and output a corresponding status signal to the controller based on the detected status data; the controller can automatically judge whether the current handle is under the control of a user according to the state signal output by the target sensor, and intelligently determines whether the current matched target control mode is a riding mode or an anti-runaway mode; processing the analog signal output by the rotating handle according to the determined target control mode so as to accurately and safely control the running of the electric vehicle, effectively reduce potential safety hazards such as galloping and the like and protect the riding safety of a user; moreover, based on the method, the on-off of the power supply of the controller, the rotating handle and other components is not required to be additionally controlled in the whole implementation process, so that the operation of an internal circuit system of the electric vehicle is relatively safer and more reliable.
Drawings
In order to more clearly illustrate the embodiments of the present specification, the drawings needed to be used in the embodiments will be briefly described below, and the drawings in the following description are only some of the embodiments described in the specification, and it is obvious to those skilled in the art that other drawings can be obtained based on the drawings without any inventive work.
Fig. 1 is a schematic flowchart of a control method for an electric vehicle according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of an embodiment of a control method of an electric vehicle to which the embodiments of the present specification are applied in an example scenario;
fig. 3 is a schematic diagram of an embodiment of a control method of an electric vehicle to which the embodiments of the present specification are applied in an example scenario;
fig. 4 is a schematic diagram of an embodiment of a control method of an electric vehicle to which the embodiments of the present specification are applied in an example scenario;
fig. 5 is a schematic diagram of an embodiment of a control method of an electric vehicle to which the embodiments of the present specification are applied in an example scenario;
fig. 6 is a schematic diagram of an embodiment of a control method of an electric vehicle to which the embodiments of the present specification are applied in an example scenario;
fig. 7 is a flowchart illustrating a control method for an electric vehicle according to an embodiment of the present disclosure;
fig. 8 is a schematic structural component diagram of an electronic device provided in an embodiment of the present specification;
fig. 9 is a schematic structural diagram of a control device of an electric vehicle according to an embodiment of the present disclosure.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present specification, the technical solutions in the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is obvious that the described embodiments are only a part of the embodiments of the present specification, and not all of the embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments in the present specification without any inventive step should fall within the scope of protection of the present specification.
Referring to fig. 1, an embodiment of the present disclosure provides a control method for an electric vehicle. When the method is implemented, the following contents can be included:
s101: receiving a state signal output by a target sensor; the target sensor is arranged at a preset position of the electric vehicle; the target sensor outputs a corresponding state signal according to the detected state data;
s102: determining a matched target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode;
s103: and processing the analog signal output by the rotating handle according to the target control mode so as to control the running of the electric vehicle.
Through the embodiment, the controller of the electric vehicle can acquire and determine the matched target control mode according to the state signal output by the target sensor arranged at the preset position of the electric vehicle based on the detected state data; and then the analog signal output by the rotating handle can be processed according to the target control mode to control the electric vehicle to run safely, so that the running of the electric vehicle can be accurately and safely controlled, potential safety hazards such as runaway can be effectively reduced, and the riding safety of a user can be protected.
In some embodiments, the control method of the electric vehicle provided by the embodiments of the present specification may be specifically applied to a controller of the electric vehicle. The controller may also be referred to as a control unit, or ECU.
Specifically, as shown in fig. 2, the electric circuit of the electric vehicle at least includes: the controller, the rotating handle, the motor, the target sensor and the like. Wherein, the controller is respectively connected with the rotating handle, the motor and the target sensor.
The target sensor may be pre-disposed at a preset position of the electric vehicle, and configured to detect external status data, generate a corresponding status signal according to the detected status data, and output the status signal to the controller.
Under normal conditions, the rotating handle is used for receiving and responding to a twisting operation initiated by a user, generating a corresponding analog signal according to the twisting operation, and outputting the analog signal to the controller.
The controller is used for judging whether the handlebar of the electric vehicle is currently under the control of a user according to the state signal output by the target sensor so as to determine a currently matched target control mode; and then processing the analog signal output by the rotating handle according to the target control mode, and outputting a corresponding control signal to the motor to correspondingly control the connected motor so as to achieve the effects of controlling the running of the electric vehicle, reducing potential safety hazards such as runaway and the like, protecting the riding safety of a user and the like.
In some embodiments, the target sensor may be a binary switch sensor. The target sensor may generate and output two or more status signals according to the detected specific status data. Wherein each state signal corresponds to a type of state data. The status data corresponding to each status signal may be the same type of status data for different target sensors.
In some embodiments, referring to fig. 3, the preset position may specifically include a rotation axis of the electric vehicle foot rest, and correspondingly, the target sensor arranged at the preset position may be a hall switch sensor or the like.
The preset position may specifically include a seat cushion of the electric vehicle, and correspondingly, the target sensor arranged at the preset position may also be a membrane pressure switch sensor or the like.
The preset position may specifically include a rotating handle, and correspondingly, the target sensor arranged at the preset position may also be a mechanical contact switch sensor or the like.
It should be noted that the above-listed preset positions and the target sensors corresponding to the preset positions are only schematic illustrations. In specific implementation, according to a specific application scenario and a processing requirement, other suitable sensors can be selected and used as target sensors according to a preset position.
In some embodiments, before implementation, a target sensor may be disposed at one of the preset positions of the electric vehicle. Accordingly, the controller may determine the matched target control mode according to a status signal output by a target sensor according to the detected status data.
In some embodiments, prior to implementation, respective target sensors may be disposed at a plurality of predetermined positions of the plurality of predetermined positions. Correspondingly, the controller can more accurately determine the matched target control mode according to a plurality of state signals output by integrating a plurality of target sensors according to the detected state data.
In some embodiments, the target control mode may specifically include: a riding mode, or an anti-galloping mode.
The riding mode may specifically be a control mode in which the analog signal output by the rolling stand is considered to be valid and the controller may respond to and normally control the operation of the motor according to the analog signal output by the rolling stand if it is determined that the rolling stand is under the control of the user.
The anti-runaway mode may specifically be a control mode in which, in a case where it is determined that the rolling stand is not in the control of the user, the analog signal output by the rolling stand is regarded as invalid, and the controller no longer controls the operation of the motor in response to the analog signal output by the rolling stand.
In both of the above control modes, the power supply of the controller of the electric vehicle is not controlled to be turned on or off. After the electric vehicle is started, the controller of the electric vehicle can be always in a power-on state. Therefore, the situation that the safety and the stability of an internal circuit system of the electric vehicle are influenced due to the fact that the power supply of the controller is subjected to on-off control operation in the riding process of a user can be effectively avoided.
In some embodiments, after the electric vehicle is started, the controller may be connected to a low voltage power source (e.g., a power source with a voltage of 5V) through a corresponding interface circuit, and is always in a power-on state. Additionally, one or more low voltage target sensors (e.g., two target sensors P1 and P2) may also be connected to the low voltage power supply with corresponding interface circuitry. In particular, reference may be made to fig. 4. Wherein, D27 is a backward diode for preventing fault signals such as external high voltage, surge and the like from damaging the controller ECU. R101 and R104 are resistors with corresponding resistance values, and C46 is a capacitor. P (i) represents the power flowing into the controller through the low voltage power supply.
In some embodiments, there may be differences for different types of target sensors, specifically when connecting the controller and the target sensor.
Specifically, in the case that the target sensor is a membrane pressure switch sensor, the connection mode of the target sensor and the controller can be as shown in fig. 5. In specific implementation, the target sensor (switch sensor) may output a corresponding status signal to the controller (control unit) through the target connection line. Where GND denotes ground.
In the case where the target sensor is a hall switch sensor, the connection of the target sensor and the controller may be as shown in fig. 6. In specific implementation, the target sensor may output a corresponding status signal to a controller (control unit) through the target connection line.
In some embodiments, the status data detected for different target sensors may be different status data. Accordingly, the process of outputting the corresponding status signal according to the detected status by the different target sensors may be various.
Specifically, in the case where the target sensor includes a hall switch sensor, the target sensor may detect rotation angle data of the temple as the state data, accordingly. Also, the target sensor may be configured to: according to the detected state data, under the condition that the foot support is determined to be in the open state (the corresponding handle is not controlled by a user), outputting a high-level signal as a state signal; based on the detected state data, when the state that the foot support is in the folding state (when the handle is controlled by the user) is detected, a low level signal is output as the state signal.
In the case where the target sensor includes a membrane pressure switch sensor, accordingly, the target sensor may detect a pressure value to which the seat cushion is subjected as the state data. Also, the target sensor may be configured to: according to the detected state data, under the condition that the pressure value applied to the seat cushion is detected to be smaller than a preset pressure threshold value (under the condition that a corresponding rotating handle is not controlled by a user), outputting a high-level signal as a state signal; and under the condition that the pressure value applied to the seat cushion is detected to be larger than or equal to a preset pressure threshold value (corresponding to the condition that the rotating handle is under the control of a user), outputting a low-level signal as a state signal.
In the case where the target sensor includes a mechanical contact switch sensor, accordingly, the target sensor may detect whether the twist grip is triggered (e.g., whether the twist grip is twisted) as the status data. Also, the target sensor may be configured to: when detecting that the transfer handle is not triggered by the user (when the corresponding transfer handle is not controlled by the user), outputting a high-level signal as a state signal; when the condition that the rotating handle is triggered by the user (the corresponding rotating handle is controlled by the user) is detected, a low-level signal is output as a state signal.
In some embodiments, the determining the matched target control mode according to the status signal may include the following steps: under the condition that the state signal is determined to be a high-level signal, determining that the anti-runaway mode is a matched target control mode; or, in the case that the state signal is determined to be a low level signal, determining the riding mode as the matched target control mode.
In some embodiments, where the target sensor includes a plurality of target sensors arranged at a plurality of preset positions, the controller may receive a plurality of status signals output by the plurality of target sensors. At this time, the controller may determine a target status signal by integrating the plurality of status signals based on a preset processing strategy; and determining a matched target control mode according to the target state signal.
In some embodiments, in implementation, the controller detects the plurality of status signals after receiving the plurality of status signals, and in a case that the plurality of status signals are all determined to be high level signals, may determine that the target status signal is a high level signal; in the case where it is determined that the plurality of state signals are all low-level signals, it may be determined that the target state signal is a low-level signal.
The controller may divide the plurality of state signals into two groups when determining that a part of the plurality of state signals is a high level signal and a part of the plurality of state signals is a low level signal: a first group and a second group. Wherein the first group of packets only contains high-level state signals, and the second group of packets only contains low-level state signals. Further, the controller may identify the target sensor to which the respective status signal included in each group is determined to correspond. According to a preset processing strategy, the weight parameters of each state signal can be determined according to the target sensor corresponding to the state signal. And determining the weight value of the first group and the weight value of the second group according to the weight parameter of the state signal contained in each group. And comparing the weight values of the first group with the weight values of the second group, and determining the state signal contained in the group with the larger weight value as the target state signal.
For example, according to a preset processing strategy, it is determined that the weight value of the first group is greater than that of the second group, and the state signals included in the first group are all high-level signals. Accordingly, the controller may determine the high level signal as the target state signal. And then the matched target control mode can be determined to be the anti-runaway mode according to the target state signal.
In some embodiments, the controller may determine that the handlebar of the electric vehicle is not under the control of the user when determining that the target control mode is the anti-runaway mode, and may determine the analog signal output by the rotating handle as an invalid signal to perform exception handling in order to avoid runaway and protect riding safety of the user. On the contrary, when the target control mode is determined to be the riding mode, the handlebar of the electric vehicle can be determined to be under the control of the user, and the analog signal output by the rotating handle can be used as an effective signal to be normally processed.
In some embodiments, the processing the analog signal output by the rotating handle according to the target control mode may include the following steps:
s1: monitoring whether an analog signal output by a rotating handle is received or not under the condition that the target control mode is a riding mode;
s2: under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem;
s3: and sending the control signal to a motor.
In this embodiment, in the case where the target control mode is determined to be the riding mode, it may be determined that the handle of the current target vehicle is in control of the user, and therefore, the analog signal output by the handle is a signal generated in response to a trigger operation (for example, a twist handle operation) initiated by the user himself with a high probability.
Furthermore, after monitoring the received analog signal output by the rotating handle, a corresponding digital signal (for example, a duty-ratio square wave signal) can be generated as a control signal based on the analog signal according to a preset generation rule; the control signal is then applied to the motor so that the motor can operate in accordance with the control signal.
Therefore, the triggering operation initiated by a user through twisting, rotating, turning and the like can be responded in time, and the electric vehicle is accurately controlled to run according to the instruction requirement of the user.
In some embodiments, the processing of the analog signal output by the switch according to the target control mode may further include, when implemented: and determining the received analog signal output by the rotating handle as an invalid signal when the target control mode is the anti-runaway mode.
In this embodiment, in the case that the target control mode is determined to be the anti-runaway mode, it may be determined that the stem of the current target vehicle is not under the control of the user, and therefore, the analog signal output by the stem is, with a high probability, not a signal generated in response to a trigger operation (for example, a stem twisting operation) initiated by the user himself, but a signal generated by non-human interference from the outside or an abnormality of a circuit of an internal device of the electric vehicle. In this case, even if the controller receives the analog signal output by the rotating handle, the controller does not respond to the analog signal to correspondingly control the motor.
In some embodiments, the controller may generate a control signal indicating that the motor stops operating while determining the handle output signal as the invalid signal in case that the target control mode is the anti-runaway mode, and may give the control signal to the motor to timely control the electric vehicle to stop running by the motor. Therefore, the riding safety of the user can be further better protected.
As can be seen from the above, based on the control method for the electric vehicle provided in the embodiments of the present specification, before specific implementation, corresponding target sensors may be arranged in advance at preset positions of the electric vehicle; in specific implementation, the target sensor may generate and output a corresponding status signal to the controller based on the detected status data; the controller can automatically judge whether the current handle is under the control of a user according to the state signal output by the target sensor, and intelligently determines whether the matched target control mode is a riding mode or an anti-runaway mode; and then processing the analog signal output by the rotating handle according to the determined target control mode so as to accurately and safely control the running of the electric vehicle, effectively reduce the potential safety hazards such as runaway and the like and protect the riding safety of the user. Moreover, based on the method, the on-off of the power supply of the controller does not need to be additionally controlled in the implementation process, so that the operation of the internal circuit of the electric vehicle is relatively safer and more reliable.
Referring to fig. 7, another control method for an electric vehicle is further provided in the embodiments of the present disclosure. When the method is implemented, the following contents can be included:
s701: determining a current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode;
s702: under the condition that the target control mode is determined to be the riding mode, monitoring whether an analog signal output by a handlebar is received or not;
s703: under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem; and sending the control signal to a motor to control the operation of the electric vehicle.
In some embodiments, after determining the current target control mode of the electric vehicle, the method may be implemented to further include: and under the condition that the target control mode is determined to be the anti-runaway mode, determining the received analog signal output by the rotating handle as an invalid signal.
As can be seen from the above, in the control method of the electric vehicle provided in the embodiment of the present specification, when the control method is implemented specifically, the power on/off of the rotating handle and the controller does not need to be controlled additionally, and the rotating handle and the controller can be in a normal power-on state; the controller can determine a matched target control mode according to a state signal output by the target sensor based on the detected rotation data; then, the analog signal output by the rotating handle is processed according to the target control mode, so that the running of the electric vehicle can be accurately and safely controlled, and potential safety hazards such as runaway and the like are effectively reduced; meanwhile, the operation of an internal circuit system of the electric vehicle is relatively safer and more reliable.
In a specific example scenario, a user may travel using an electric vehicle controlled based on the control method of an electric vehicle provided in the embodiment of the present description.
Referring to fig. 3, two target sensors, namely a hall switch sensor and a thin film pressure switch sensor, are respectively disposed at two preset positions of a rotation axis of a foot rest and a seat cushion of the electric vehicle. The electric vehicle is also internally provided with a controller, a motor and other structures. Wherein, the controller is electrically connected with the rotating handle, the target sensor and the motor.
When the user starts the electric vehicle, the power of the controller, the rotating handle and the target sensor is switched on. Meanwhile, the target sensor starts to acquire corresponding state data at preset time intervals.
Specifically, the hall switch sensor may collect rotation angle data of the temple as state data every 5 seconds. Meanwhile, the membrane pressure switch sensor can acquire the pressure value applied to the seat cushion at intervals of 5 seconds as state data.
The Hall switch sensor can output a high-level signal to the controller as a state signal under the condition that the current state of the foot support is determined according to the detected state data; in the case where it is determined that the foothold is in the stowed state, a low level signal may be output to the controller as the state signal.
The membrane pressure switch sensor can output a high-level signal to the controller as a state signal under the condition that the pressure value applied to the seat cushion is determined to be smaller than a preset pressure threshold value according to the detected state data; in the case where it is determined that the pressure value to which the seat cushion is subjected is equal to or greater than the preset pressure threshold value, a low level signal may be output to the controller as the status signal.
Specifically, for example, when the user is riding the electric vehicle, the hall switch sensor may determine that the foot rest is in the retracted state according to the detected state data, and then output a high level signal to the controller as the first state signal. Meanwhile, the membrane switch sensor can determine that the pressure value applied to the seat cushion is greater than or equal to a preset pressure threshold value according to the detected state data, and then output a high-level signal to the controller to serve as a second state signal.
The controller comprehensively utilizes the two state signals according to a preset processing strategy to determine that the target state signal is a high-level signal; the current rotating handle of the electric vehicle can be judged to be in the control of the user; and further, the currently matched target control mode can be determined as the riding mode, and the output analog signal is regarded as an effective signal.
Further, based on the control rules matched with the riding mode, the controller can continuously monitor and process the analog signals output by the handlebar.
When the user wants to accelerate, the trigger operation is initiated by twisting the twist grip forward. The rotary handle receives and responds to the triggering operation of the user, and generates and outputs a corresponding analog signal to the controller.
When the controller receives the analog signal, the controller can generate a corresponding control signal for indicating acceleration based on the analog signal according to a matched control rule; and then the control signal is sent to the motor, so that the motor can respond to the control signal to operate, and the electric vehicle can accelerate.
Therefore, the command operation of the user can be timely and accurately responded, and the electric vehicle is controlled to accurately run according to the command requirement of the user in the riding mode.
For another example, when the user finishes riding and parks the electric vehicle, the hall switch sensor may determine that the foot rest is in the open state according to the detected state data, and then output a high-low level signal to the controller as the first state signal. Meanwhile, the membrane switch sensor can determine that the pressure value applied to the seat cushion is smaller than a preset pressure threshold value according to the detected state data, and then outputs a low-level signal to the controller to serve as a second state signal.
The controller comprehensively utilizes the two state signals according to a preset processing strategy to determine that the target state signal is a low-level signal; the current rotating handle of the electric vehicle can be judged not to be controlled by a user; and then the currently matched target control mode can be determined as an anti-runaway mode, and the output analog signal is regarded as an invalid signal.
Further, based on the control rule matched with the anti-runaway mode, the controller does not respond to the analog signal to control the motor even if the controller detects the analog signal output by the rotating handle.
Meanwhile, under the condition that the currently matched target control mode is determined to be the anti-runaway mode, the controller can also automatically generate a control signal for indicating the stop of operation in order to further protect the riding safety of a user; and sends a signal to the motor so that the motor can stop running in response to the control signal, and the electric vehicle is stopped timely, thereby protecting the riding safety of a user.
Therefore, the condition that the handle bar of the electric vehicle is not controlled by the user can be detected and found in time, the analog signal output by the rotating handle is regarded as an invalid signal according to the corresponding anti-runaway mode to control the running of the motor, potential safety hazards such as runaway and the like in the process of using the electric vehicle by the user are effectively reduced, and the riding safety of the user is protected.
An embodiment of the present specification further provides an electronic device, including a processor and a memory for storing processor-executable instructions, where the processor, when implemented, may perform the following steps according to the instructions: receiving a state signal output by a target sensor; the target sensor is arranged at a preset position of the electric vehicle; the target sensor outputs a corresponding state signal according to the detected state data; determining a matched target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode; and processing the analog signal output by the rotating handle according to the target control mode so as to control the running of the electric vehicle.
In order to more accurately complete the above instruction, referring to fig. 8, another specific electronic device is further provided in an embodiment of the present specification, where the electronic device at least includes: the electric vehicle comprises a rotating handle 801, a target sensor 802, a controller 803 and a motor 804, wherein the target sensor 802 is arranged at a preset position of the electric vehicle, the controller 803 is respectively connected with the rotating handle 801, the motor 804 and the target sensor 802, and specifically,
the target sensor 802 may be specifically configured to output a corresponding status signal according to the detected status data;
the controller 803 may specifically be configured to determine a target control mode according to the status signal; wherein the target control mode comprises a riding mode or an anti-galloping mode;
the controller 803 may be further configured to process the analog signal output by the relay 801 according to the target control mode to control the specific operation of the motor 804.
Embodiments of the present specification further provide another electronic device, including a processor and a memory for storing processor-executable instructions, where the processor, when implemented in detail, may perform the following steps according to the instructions: determining a current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode; under the condition that the target control mode is determined to be the riding mode, monitoring whether an analog signal output by a handlebar is received or not; under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem; and sending the control signal to a motor to control the operation of the electric vehicle.
The embodiment of the present specification further provides a computer-readable storage medium based on the above-mentioned control method for an electric vehicle, where the computer-readable storage medium stores computer program instructions, and when the computer program instructions are executed, the computer-readable storage medium implements: receiving a state signal output by a target sensor; the target sensor is arranged at a preset position of the electric vehicle; the target sensor outputs a corresponding state signal according to the detected state data; determining a matched target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode; and processing the analog signal output by the rotating handle according to the target control mode so as to control the running of the electric vehicle.
In this embodiment, the storage medium includes, but is not limited to, a Random Access Memory (RAM), a Read-Only Memory (ROM), a Cache (Cache), a Hard Disk Drive (HDD), or a Memory Card (Memory Card). The memory may be used to store computer program instructions. The network communication unit may be an interface for performing network connection communication, which is set in accordance with a standard prescribed by a communication protocol.
The embodiment of the present specification further provides another computer-readable storage medium based on the above control method for an electric vehicle, where the computer-readable storage medium stores computer program instructions, and when the computer program instructions are executed, the computer-readable storage medium implements: determining a current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode; under the condition that the target control mode is determined to be the riding mode, monitoring whether an analog signal output by a handlebar is received or not; under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem; and sending the control signal to a motor to control the operation of the electric vehicle.
In this embodiment, the functions and effects specifically realized by the program instructions stored in the computer-readable storage medium can be explained in comparison with other embodiments, and are not described herein again.
Referring to fig. 9, in terms of software, an embodiment of the present specification further provides a control device for an electric vehicle, where the control device may specifically include the following structural modules:
the receiving module 901 may be specifically configured to receive a state signal output by a target sensor; the target sensor is arranged at a preset position of the electric vehicle;
a determining module 902, specifically configured to determine a matched target control mode according to the status signal; wherein the target control mode comprises a riding mode or an anti-galloping mode;
the processing module 903 may be specifically configured to process the analog signal output by the steering handle according to the target control mode, so as to control the operation of the electric vehicle.
In some embodiments, the preset position may specifically include a rotation axis of the foot support, and correspondingly, the target sensor may specifically include a hall switch sensor and the like; and/or, the preset position may specifically include a seat cushion, and correspondingly, the target sensor includes a membrane pressure switch sensor and the like; and/or the preset position may specifically comprise a rotating handle, and correspondingly, the target sensor may specifically comprise a mechanical contact switch sensor.
In some embodiments, the outputting, by the target sensor, a corresponding state signal according to the detected state data may specifically include: under the condition that the target sensor comprises a Hall switch sensor, correspondingly, the target sensor outputs a high-level signal as a state signal under the condition that the support is detected to be in an open state; under the condition that the foot support is detected to be in the folding state, outputting a low level signal as a state signal; and/or, in the case that the target sensor includes a membrane pressure switch sensor, correspondingly, the target sensor outputs a high-level signal as a status signal when detecting that the pressure value applied to the seat cushion is smaller than a preset pressure threshold value; outputting a low level signal as a state signal under the condition that the detected pressure value on the seat cushion is greater than or equal to a preset pressure threshold value; and/or, in case the object sensor comprises a mechanical contact switch sensor, correspondingly, the object sensor outputs a high level signal as a status signal in case that the object sensor detects that the rotating handle is not triggered by the user; and in the case that the handle is detected to be triggered by the user, outputting a low-level signal as a state signal.
In some embodiments, the determining module 902, when implemented, may determine the matched target control mode according to the status signal in the following manner: under the condition that the state signal is determined to be a high-level signal, determining that the anti-runaway mode is a matched target control mode; or, in the case that the state signal is determined to be a low level signal, determining the riding mode as the matched target control mode.
In some embodiments, when the processing module 903 is implemented, the processing of the analog signal output from the switch handle according to the target control mode may be implemented as follows: monitoring whether an analog signal output by a rotating handle is received or not under the condition that the target control mode is a riding mode; under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem; and sending the control signal to a motor.
In some embodiments, when the processing module 903 is implemented, the received analog signal output by the shift register may be determined as an invalid signal when the target control mode is the anti-runaway mode.
The embodiment of the present specification further provides another control device for an electric vehicle, which may specifically include the following structural modules:
the determining module is specifically used for determining the current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode;
the monitoring module is specifically used for monitoring whether an analog signal output by the handlebar is received or not under the condition that the target control mode is determined to be the riding mode;
the processing module is specifically used for generating a corresponding control signal according to the analog signal output by the switch under the condition of determining that the analog signal output by the switch is received; and sending the control signal to a motor to control the operation of the electric vehicle.
It should be noted that, the units, devices, modules, etc. illustrated in the above embodiments may be implemented by a computer chip or an entity, or implemented by a product with certain functions. For convenience of description, the above devices are described as being divided into various modules by functions, and are described separately. It is to be understood that, in implementing the present specification, functions of each module may be implemented in one or more pieces of software and/or hardware, or a module that implements the same function may be implemented by a combination of a plurality of sub-modules or sub-units, or the like. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, 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.
Therefore, the control device of the electric vehicle, which is provided based on the embodiment of the specification, can accurately and safely control the operation of the electric vehicle, and effectively reduce potential safety hazards such as runaway and the like; moreover, based on the device, in the specific implementation process, the on-off of the power supply of the controller does not need to be controlled additionally, and the operation of the internal circuit of the electric vehicle can be relatively safer and more reliable.
Although the present specification provides method steps as described in the examples or flowcharts, additional or fewer steps may be included based on conventional or non-inventive means. The order of steps recited in the embodiments is merely one manner of performing the steps in a multitude of orders and does not represent the only order of execution. When an apparatus or client product in practice executes, it may execute sequentially or in parallel (e.g., in a parallel processor or multithreaded processing environment, or even in a distributed data processing environment) according to the embodiments or methods shown in the figures. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus 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 apparatus. Without further limitation, the presence of additional identical or equivalent elements in a process, method, article, or apparatus that comprises the recited elements is not excluded. The terms first, second, etc. are used to denote names, but not any particular order.
Those skilled in the art will also appreciate that, in addition to implementing the controller as pure computer readable program code, the same functionality can be implemented by logically programming method steps such that the controller is in the form of logic gates, switches, application specific integrated circuits, programmable logic controllers, embedded microcontrollers and the like. Such a controller may therefore be considered as a hardware component, and the means included therein for performing the various functions may also be considered as a structure within the hardware component. Or even means for performing the functions may be regarded as being both a software module for performing the method and a structure within a hardware component.
This description may be described in the general context of computer-executable instructions, such as program modules, being executed by a computer. Generally, program modules include routines, programs, objects, components, data structures, classes, etc. that perform particular tasks or implement particular abstract data types. The specification may also be practiced in distributed computing environments where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote computer-readable storage media including memory storage devices.
From the above description of the embodiments, it is clear to those skilled in the art that the present specification can be implemented by software plus necessary general hardware platform. With this understanding, the technical solutions in the present specification may be essentially embodied in the form of a software product, which may be stored in a storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a mobile terminal, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments in the present specification.
The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. The description is operational with numerous general purpose or special purpose computing system environments or configurations. For example: personal computers, server computers, hand-held or portable devices, tablet-type devices, multiprocessor systems, microprocessor-based systems, set top boxes, programmable electronic devices, network PCs, minicomputers, mainframe computers, distributed computing environments that include any of the above systems or devices, and the like.
While the specification has been described with examples, those skilled in the art will appreciate that there are numerous variations and permutations of the specification that do not depart from the spirit of the specification, and it is intended that the appended claims include such variations and modifications that do not depart from the spirit of the specification.

Claims (12)

1. A control method of an electric vehicle, characterized by comprising:
receiving a state signal output by a target sensor; the target sensor is arranged at a preset position of the electric vehicle; the target sensor outputs a corresponding state signal according to the detected state data;
determining a matched target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode;
and processing the analog signal output by the rotating handle according to the target control mode so as to control the running of the electric vehicle.
2. The method of claim 1,
the preset position comprises a rotating shaft center of the foot support, and correspondingly, the target sensor comprises a Hall switch sensor;
and/or the presence of a gas in the gas,
the preset position comprises a seat cushion, and correspondingly, the target sensor comprises a membrane pressure switch sensor;
and/or the presence of a gas in the gas,
the preset position comprises a rotating handle, and correspondingly, the target sensor comprises a mechanical contact switch sensor.
3. The method of claim 2, wherein the target sensor outputs a corresponding status signal based on the detected status data, comprising:
under the condition that the target sensor comprises a Hall switch sensor, the target sensor outputs a high-level signal as a state signal under the condition that the target sensor detects that the foot support is in an open state; under the condition that the foot support is detected to be in the folding state, outputting a low level signal as a state signal;
and/or the presence of a gas in the gas,
under the condition that the target sensor comprises a membrane pressure switch sensor, the target sensor outputs a high-level signal as a state signal under the condition that the target sensor detects that the pressure value applied to the seat cushion is smaller than a preset pressure threshold value; outputting a low level signal as a state signal under the condition that the detected pressure value on the seat cushion is greater than or equal to a preset pressure threshold value;
and/or the presence of a gas in the gas,
in the case where the object sensor includes a mechanical contact switch sensor, the object sensor outputs a high level signal as a status signal in the case where it detects that the handle is not triggered by the user; and in the case that the handle is detected to be triggered by the user, outputting a low-level signal as a state signal.
4. The method of claim 3, wherein determining a matching target control mode based on the status signal comprises:
under the condition that the state signal is determined to be a high-level signal, determining that the anti-runaway mode is a matched target control mode;
or the like, or, alternatively,
and under the condition that the state signal is determined to be a low-level signal, determining the riding mode to be a matched target control mode.
5. The method of claim 1, wherein processing the analog signal output from the rotating handle according to the target control mode comprises:
monitoring whether an analog signal output by a rotating handle is received or not under the condition that the target control mode is a riding mode;
under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem;
and sending the control signal to a motor.
6. The method of claim 5, wherein processing the analog signal output from the rotary knob according to the target control mode further comprises:
and determining the received analog signal output by the relay station as an invalid signal when the target control mode is the anti-runaway mode.
7. A control method of an electric vehicle, characterized by comprising:
determining a current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode;
under the condition that the target control mode is determined to be the riding mode, monitoring whether an analog signal output by a handlebar is received or not;
under the condition that the analog signal output by the stem is determined to be received, generating a corresponding control signal according to the analog signal output by the stem; and sending the control signal to a motor to control the operation of the electric vehicle.
8. The method of claim 7, wherein after determining the current target control mode of the electric vehicle, the method further comprises:
and under the condition that the target control mode is determined to be the anti-runaway mode, determining the received analog signal output by the relay as an invalid signal.
9. A control device for an electric vehicle, characterized by comprising:
the receiving module is used for receiving the state signal output by the target sensor; the target sensor is arranged at a preset position of the electric vehicle;
the determining module is used for determining a matched target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode;
and the processing module is used for processing the analog signal output by the rotating handle according to the target control mode so as to control the running of the electric vehicle.
10. A control device for an electric vehicle, characterized by comprising:
the determining module is used for determining the current target control mode of the electric vehicle; the target control mode comprises a riding mode or an anti-galloping mode;
the monitoring module is used for monitoring whether an analog signal output by the handlebar is received or not under the condition that the target control mode is determined to be the riding mode;
the processing module is used for generating a corresponding control signal according to the analog signal output by the rotating handle under the condition of determining that the analog signal output by the rotating handle is received; and sending the control signal to a motor to control the operation of the electric vehicle.
11. An electronic device, characterized in that it comprises at least: the device comprises a controller, a rotating handle, a motor and a target sensor, wherein the target sensor is arranged at a preset position of the electric vehicle, the controller is respectively connected with the rotating handle, the motor and the target sensor,
the target sensor outputs a corresponding state signal according to the detected state data;
the controller determines a target control mode according to the state signal; wherein the target control mode comprises a riding mode or an anti-galloping mode;
and the controller processes the analog signal output by the rotating handle according to the target control mode so as to control the motor to run.
12. A computer readable storage medium having stored thereon computer instructions which, when executed, implement the steps of the method of any one of claims 1 to 6, or 7 to 8.
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