WO2017118190A1

WO2017118190A1 - Method of igniting and controlling electric training vehicle, ignition and control system, and electric training vehicle

Info

Publication number: WO2017118190A1
Application number: PCT/CN2016/104112
Authority: WO
Inventors: 梁海强; 代康伟; 巩俊杰; 储琦
Original assignee: 北京新能源汽车股份有限公司
Priority date: 2016-01-06
Filing date: 2016-10-31
Publication date: 2017-07-13

Abstract

A method of igniting and controlling an electric training vehicle, an ignition and control system (100), and an electric training vehicle. The method comprises: after an ignition signal is received, controlling an engine to output, at a predefined time, a fixed predefined torque; determining whether an output rotational speed generated by the predefined torque exceeds a first predefined rotational speed, and if so, adjusting the output rotational speed of the engine to be a second predefined rotational speed; and if the output rotational speed generated by the predefined torque is less than or equal to the first predefined rotational speed, turning off the engine; wherein the second predefined rotational speed is an idle speed obtained by simulating an internal combustion engine of a vehicle; and the first predefined rotational speed is less than the second predefined rotational speed. The method of igniting and controlling the electric training vehicle, the ignition and control system (100), and the electric training vehicle can fully simulate ignition of a conventional internal combustion engine of a vehicle for use in a driving school. Further, employing a pure electric vehicle as a driving school car is pollution-free and low in cost.

Description

Start control method for electric coach, start control system and electric trainer

Cross-reference to related applications

This application claims that Beijing New Energy Automobile Co., Ltd. submitted the invention titled “Starting Control Method, Start Control System and Electric Coach Vehicle of Electric Coach Vehicle” on January 6, 2016. The Chinese patent application number is “201610007368. The priority of X".

Technical field

The present invention relates to the field of vehicles, and in particular to a start control method, a start control system and an electric trainer for an electric trainer.

Background technique

The traditional driving school car is an internal combustion engine car, which has high fuel cost and high emissions, resulting in high driving school operating costs and environmental pollution.

Summary of the invention

The embodiment of the invention provides a start control method and system for an electric coach, an electric trainer, a device and a computer storage medium, which have low cost and no pollution for driving school vehicles.

The embodiment of the present invention is implemented as follows. An electric coach driving control method includes the following steps: S1: after receiving the start signal, controlling the motor to output a fixed predetermined torque at a predetermined time; S2: detecting the motor at the predetermined Whether the output rotational speed under the torque is greater than the first predetermined rotational speed within the predetermined time, and if the output rotational speed of the motor is greater than the first predetermined rotational speed, adjusting the motor output rotational speed to a second predetermined rotational speed; if the motor The output speed is less than or equal to the first predetermined speed, and then enters a flameout condition; wherein the second predetermined speed is an idle speed of the simulated internal combustion engine, and the first predetermined speed is less than the second predetermined speed.

Another object of the present invention is to provide a start control system for an electric trainer, comprising: a start signal acquisition module for collecting a start signal; a motor speed acquisition module for collecting an output speed of the motor; a controller, and The start signal acquisition module, the motor speed acquisition module and the motor are connected, the controller is configured to adjust an output torque of the motor under the predetermined torque within a predetermined time after receiving the start signal a predetermined torque, and if the output speed of the motor is greater than the first predetermined speed within the predetermined time after receiving the start signal, adjusting an output speed of the motor to a second predetermined speed; otherwise, entering a flameout condition; The second predetermined rotational speed is an idle rotational speed of the simulated internal combustion engine vehicle, and the first predetermined rotational speed is less than the second predetermined rotational speed.

Another object of the embodiment of the present invention is to provide an electric trainer provided with the start control system of the electric trainer according to the above embodiment.

Another object of embodiments of the present invention is to provide an apparatus comprising: one or more processors; a memory; one or more programs, the one or more programs being stored in the memory when Or when the plurality of processors are executed, the electric coach driving control method described in the above embodiment is executed.

Another object of embodiments of the present invention is to provide a non-volatile computer storage medium storing one or more programs, when the one or more programs are executed by a device, The apparatus performs the electric trainer start control method of the above embodiment of the present invention.

The embodiment of the invention can completely simulate the starting situation of the driving vehicle of the conventional internal combustion engine vehicle, and the use of the pure electric vehicle as the driving school vehicle has low cost and no pollution.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below. It is obvious that the drawings in the following description are only the present invention. For some embodiments, other drawings may be obtained from those of ordinary skill in the art in light of the inventive workability.

1 is a flow chart showing a method for starting control of an electric trainer according to an embodiment of the present invention;

2 is a schematic structural view of a start control system of an electric trainer according to an embodiment of the present invention.

detailed description

The embodiments of the present invention are described in detail below, and the examples of the embodiments are illustrated in the drawings, wherein the same or similar reference numerals are used to refer to the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are intended to be illustrative of the invention and are not to be construed as limiting.

These and other aspects of the embodiments of the present invention will be apparent from the description and appended claims. In the description and drawings, specific embodiments of the embodiments of the invention are disclosed This limit. Rather, the invention is to cover all modifications, modifications and equivalents within the spirit and scope of the appended claims.

The invention is described below in conjunction with the drawings.

1 is a flow chart showing a method of starting control of an electric trainer according to an embodiment of the present invention. Referring to FIG. 1 , an electric coach driving start control method according to an embodiment of the present invention includes the following steps:

S1: After the start signal, the control motor outputs a fixed predetermined torque for a predetermined time.

Specifically, the start signal is generated by switching the key switch of the electric trainer from the ON position to the START position, and The control motor outputs a fixed predetermined torque for a predetermined time to simulate the output torque of the motor when the internal combustion engine is started.

S2: detecting whether the output speed of the motor under the predetermined torque is greater than the first predetermined speed within a predetermined time, and if the output speed of the motor is greater than the first predetermined speed, adjusting the output speed of the motor to a second predetermined speed; if the output of the motor When the rotation speed is less than or equal to the first predetermined rotation speed, the flameout condition is entered. The second predetermined rotational speed is an idle rotational speed of the simulated internal combustion engine vehicle, and the first predetermined rotational speed is less than the second predetermined rotational speed.

Specifically, the first predetermined rotational speed is set to detect whether the electric coach vehicle is normally started, and if the electric coach vehicle is normally started, the output rotational speed of the motor is greater than the first predetermined rotational speed. When the electric trainer starts normally during the predetermined time, the output speed of the control motor is the second predetermined speed, that is, the idle speed condition of the simulated internal combustion engine vehicle.

In an embodiment of the invention, step S1 and S2 are further included with step SA: determining the state of the gear position, and if the gear position is in the neutral position, the output speed of the adjusting motor is greater than the first predetermined speed.

Specifically, the electric coach can be an automatic coach without a clutch pedal, or a manual coach with a clutch. Within a predetermined time after receiving the start signal, if the electric coach is in neutral, the electric trainer starts normally, and the output speed of the control motor is greater than the first predetermined speed. Then, the output speed of the motor is adjusted to be a second predetermined speed, and the idle speed condition is entered.

In one embodiment of the invention, the electric trainer has a clutch. Between steps S1 and S2 further includes the step ^SA,: determining a state of the clutch, if the clutch is in the disengaged state, the control of the motor output speed is greater than a first predetermined rotational speed.

Specifically, if the clutch of the electric coach is in a disengaged state within a predetermined time after receiving the activation signal, even if the electric coach is not in neutral, the electric coach automatically starts, and the output speed of the control motor is greater than the first predetermined rotational speed. Then, the output speed of the motor is adjusted to be a second predetermined speed, and the idle speed condition is entered.

In one embodiment of the invention, the second predetermined speed can be adjusted, and the vehicle start at different idle speeds can be simulated by adjusting the second predetermined speed.

An electric trainer start control system according to an embodiment of the present invention will be described below with reference to the accompanying drawings.

2 is a schematic structural view of a start control system of an electric trainer according to an embodiment of the present invention. Referring to FIG. 2, the start control system 100 of the electric trainer of the embodiment of the present invention includes: a start signal acquisition module 110, a motor speed acquisition module 120, and a controller 130.

The signal acquisition module 110 is activated to collect an activation signal.

Specifically, the activation signal acquisition module 110 collects an activation signal generated when the key of the electric trainer is switched from the ON position to the START position.

The motor speed collecting module 120 is configured to collect the output speed of the motor.

The controller 130 is coupled to the start signal acquisition module 110, the motor speed acquisition module 120, and the motor that drives the electric trainer. The controller 130 is configured to control the output torque of the motor to be a fixed predetermined torque within a predetermined time after receiving the start signal. The brake 130 is further configured to adjust the output speed of the motor to a second predetermined speed if the output speed of the motor at the predetermined torque is greater than the first predetermined speed within a predetermined time after receiving the start signal, otherwise enter the flameout condition. The second predetermined rotational speed is an idle rotational speed of the simulated internal combustion engine vehicle, and the first predetermined rotational speed is less than the second predetermined rotational speed.

Specifically, the first predetermined rotational speed is set to detect whether the electric coach vehicle is normally started, and if the electric trainer is finished, the output rotational speed of the motor is greater than the first predetermined rotational speed. When the electric trainer starts normally during the predetermined time, the output speed of the control motor is the second predetermined speed, that is, the idle speed condition of the simulated internal combustion engine vehicle.

In an embodiment of the invention, the start control system 100 of the electric trainer further includes a gear position information acquisition module for collecting gear position information. The controller 130 is further connected to the gear position information collecting module. The controller 130 is further configured to adjust the output speed of the motor to be greater than the first predetermined speed if the gear position is neutral within a preset time after receiving the start signal. .

Specifically, the electric coach can be an automatic coach without a clutch pedal, or a manual coach with a clutch. Within a predetermined time after receiving the start signal, if the electric trainer is in neutral, the electric trainer is normally started, and the controller 130 controls the output speed of the motor to be greater than the first predetermined speed. Then, the output speed of the motor is adjusted to be a second predetermined speed, and the idle speed condition is entered. For driving school vehicles, the driving distance is not too far away from driving school. A charging pile can be installed inside the driving school to facilitate charging the electric driving school bus, and the electric vehicle has low running cost and no pollution.

In one embodiment of the invention, the electric coach is a manual gear coach with a clutch. The electric trainer start control system 100 further includes a clutch information acquisition module for acquiring state information of the clutch. If the clutch is in the disengaged state, the controller 130 controls the output speed of the motor to be greater than the first predetermined speed.

Specifically, if the clutch of the electric coach is in a disengaged state within a predetermined time after receiving the activation signal, even if the electric coach is not in neutral, the electric coach automatically starts. The controller 130 controls the output speed of the motor to be greater than the first predetermined speed. Then, the output speed of the motor is adjusted to be a second predetermined speed, and the idle speed condition is entered.

In an embodiment of the invention, the controller 130 is further configured to adjust the value of the second predetermined rotational speed, and the vehicle start at different idle speeds can be simulated by adjusting the second predetermined rotational speed.

The embodiment of the invention also discloses an electric coaching vehicle, which comprises the above-mentioned electric coaching vehicle starting control system 100.

Embodiments of the present invention also disclose an apparatus comprising: one or more processors; a memory; one or more programs, the one or more programs being stored in the memory when the one or more Processor execution At the time of the execution, the start control method of the electric trainer as described in the above embodiment is executed.

Embodiments of the present invention also disclose a non-volatile computer storage medium storing one or more programs that, when executed by a device, cause the device to perform the operations described in the above embodiments. The starting control method of the batch electric coach.

In addition, other configurations and functions of the start control method, system, electric trainer, equipment, and computer storage medium of the electric trainer according to the embodiments of the present invention are known to those skilled in the art, in order to reduce redundancy. Do not repeat them.

In the description of the present specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" and the like means a specific feature described in connection with the embodiment or example. A structure, material or feature is included in at least one embodiment or example of the invention. In the present specification, the schematic representation of the above terms does not necessarily mean the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

While the embodiments of the present invention have been shown and described, the embodiments of the invention may The scope of the invention is defined by the claims and their equivalents.

Claims

A method for starting control of an electric trainer is characterized in that it comprises the following steps:

S1: after receiving the start signal, controlling the motor to output a fixed predetermined torque for a predetermined time;

S2: detecting whether the output rotation speed of the motor under the predetermined torque is greater than the first predetermined rotation speed within the predetermined time,

If the output speed of the motor is greater than the first predetermined speed, adjusting the motor output speed to a second predetermined speed;

If the output speed of the motor is less than or equal to the first predetermined speed, entering a flameout condition;

The second predetermined rotational speed is an idle rotational speed of the simulated internal combustion engine vehicle, and the first predetermined rotational speed is less than the second predetermined rotational speed.
The method of controlling the start of the electric trainer according to claim 1, further comprising the following steps between the step S1 and the step S2:

SA: judging the state of the gear position, if the gear position is in the neutral position, adjusting the output rotation speed of the motor is greater than the first predetermined rotation speed.
The method of controlling the start of the electric trainer according to claim 1, wherein the electric trainer is provided with a clutch, and the following steps are further included between the step S1 and the step S2:

SA, determining the state of the clutch, and if the clutch is in a disengaged state, adjusting an output rotation speed of the motor to be greater than the first predetermined rotation speed.
The start control method of an electric trainer according to any one of claims 1 to 3, characterized in that said second predetermined rotational speed is adjustable.
A start control system for an electric trainer, characterized in that it comprises:

Activating a signal acquisition module for acquiring a startup signal;

The motor speed collecting module is configured to collect the output speed of the motor;

a controller, connected to the start signal acquisition module, the motor speed acquisition module, and the motor, wherein the controller is configured to adjust an output torque of the motor to a predetermined time after receiving the start signal Torque, and if the output speed of the motor at the predetermined torque is greater than the first predetermined speed within the predetermined time after receiving the start signal, adjusting an output speed of the motor to a second predetermined speed, otherwise entering Flameout condition

The second predetermined rotational speed is an idle rotational speed of the simulated internal combustion engine vehicle, and the first predetermined rotational speed is less than the second predetermined rotational speed.
The start control system of the electric trainer according to claim 5, further comprising:

a gear position information collecting module, configured to collect gear position information;

The controller is further connected to the gear position information collecting module, and the controller is further configured to: if the gear position is neutral, within the preset time after receiving the start signal, Adjusting an output speed of the motor to be greater than the first predetermined speed.
The starter control system of the electric trainer according to claim 5, wherein the electric trainer is provided with a clutch; and the start control system of the electric trainer further comprises:

a clutch information collecting module, configured to collect state information of the clutch;

The controller is further connected to the clutch information collecting module, the controller is further configured to receive the start signal within the preset time, if the clutch is in a separated state, control the The output speed of the motor is greater than the first predetermined speed.
The electric trainer start control system according to any one of claims 5-7, wherein the controller is further configured to adjust a rotational speed value of the second predetermined rotational speed.
An electric trainer vehicle comprising the electric trainer start control system of any of claims 5-8.
An apparatus, comprising:

One or more processors;

Memory

One or more programs, the one or more programs being stored in the memory, when executed by the one or more processors, performing the electric trainer of any one of claims 1-4 Start the control method.
A non-volatile computer storage medium, characterized in that the computer storage medium stores one or more programs, when the one or more programs are executed by a device, causing the device to perform as claimed in claim 1. A method of controlling the start of an electric trainer according to any one of the preceding claims.