CN113328656A - Self-adaptive controller and control method thereof - Google Patents

Self-adaptive controller and control method thereof Download PDF

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Publication number
CN113328656A
CN113328656A CN202110718519.3A CN202110718519A CN113328656A CN 113328656 A CN113328656 A CN 113328656A CN 202110718519 A CN202110718519 A CN 202110718519A CN 113328656 A CN113328656 A CN 113328656A
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CN
China
Prior art keywords
circuit
power supply
processing control
voltage signal
supply voltage
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CN202110718519.3A
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Chinese (zh)
Inventor
高峰
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Taicang Yuebo Electric Technology Co ltd
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Taicang Yuebo Electric Technology Co ltd
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Application filed by Taicang Yuebo Electric Technology Co ltd filed Critical Taicang Yuebo Electric Technology Co ltd
Priority to CN202110718519.3A priority Critical patent/CN113328656A/en
Publication of CN113328656A publication Critical patent/CN113328656A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P4/00—Arrangements specially adapted for regulating or controlling the speed or torque of electric motors that can be connected to two or more different electric power supplies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

The invention discloses a self-adaptive controller, which comprises an input detection circuit, a processing control circuit, a motor drive circuit and a signal indicating circuit, wherein the input detection circuit is connected with the input of the processing control circuit, the output of the processing control circuit is connected with the motor drive circuit and the signal indicating circuit, and the control method of the processing control circuit comprises the following steps: the input detection circuit collects a power supply voltage signal and transmits the voltage signal to the processing control circuit, the processing control circuit judges and compares the power supply voltage signal with a system preset value according to the magnitude of the power supply voltage signal, judges parameters required to be set according to the comparison result of the magnitude of the power supply voltage signal and the system preset value, writes the parameters required to be set into the control logic of the motor, adapts the accessed power supply and modifies the control parameters by setting the input detection circuit and the processing control circuit, and can realize wide support for different voltage systems in the market by judging and comparing the magnitude of the power supply voltage signal with the system preset value.

Description

Self-adaptive controller and control method thereof
Technical Field
The invention relates to the field of controllers, in particular to a self-adaptive controller and a control method thereof.
Background
Motor controllers are one of the most important components of electric vehicles and electric power assisted bicycle systems. Generally, the performance of a vehicle is determined by the quality of the controller and its algorithm. In the existing electric vehicle and electric power bicycle control system, the controller is usually produced by writing parameters into the controller in advance, or related parameters of the controller are modified by means of a meter. The modification at the later period is troublesome, which is not beneficial to the user to 'save the machine' by oneself. There is a lack of a fool-type controller that can widely support the accessories on the market.
Disclosure of Invention
Aiming at the defects in the prior art, the invention mainly aims to overcome the defects in the prior art and discloses a self-adaptive controller and a control method thereof. By judging and comparing the magnitude of the power supply voltage signal with the preset value of the system, the system can realize wide support for 24V, 36V and 48V systems on the market.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
an adaptive controller comprising: the input detection circuit at least comprises a voltage detection circuit, the input detection circuit is connected with the input of the processing control circuit, and the output of the processing control circuit is connected with the motor drive circuit and the signal indication circuit.
Further, the input detection circuit comprises a voltage detection circuit, a brake signal input circuit, an accelerator input circuit and a riding detection circuit.
Furthermore, the processing control circuit comprises an instrument communication interface or a bus communication interface.
Further, the signal indicating circuit comprises a light driving circuit and a horn driving circuit.
A control method of an adaptive controller is provided,
A. the input detection circuit collects a power supply voltage signal and transmits the voltage signal to the processing control circuit.
B. The processing control circuit judges and compares the magnitude of the power supply voltage signal with a system preset value,
C. and judging parameters to be set according to the comparison result of the magnitude of the power supply voltage signal and the preset value of the system.
D. And writing the parameters to be set into the control logic of the motor.
Further, the power supply voltage signal range is 16V-60V.
Further, the system preset values are set to at least 2 groups.
Further, the system preset values are set to 3 groups.
Further, the set parameter at least comprises a power protection voltage.
Furthermore, in the step of judging and comparing the magnitude of the power supply voltage signal with a system preset value by the processing control circuit, the power supply voltage signal needs to be filtered and integrated.
The invention has the beneficial effects that:
1) the input detection circuit and the processing control circuit are arranged to adapt the accessed power supply and modify the control parameters.
2) By judging and comparing the magnitude of the power supply voltage signal with the preset value of the system, the system can realize wide support for 24V, 36V and 48V systems on the market.
3) By filtering and integrating the power supply voltage signal, the interference of the load on the electric quantity display is effectively reduced.
4) The input detection circuit and the algorithm are used for comparing and judging the accessed power supply, so that the self-adaption to various power supplies can be realized, and the adaptability of the controller is improved.
Drawings
FIG. 1 is a functional block diagram of an architecture of an adaptive controller according to the present invention;
fig. 2 is a flowchart illustrating a control method of an adaptive controller according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
An adaptive controller comprising: the input detection circuit at least comprises a voltage detection circuit, the input detection circuit is connected with the input of the processing control circuit, and the output of the processing control circuit is connected with the motor drive circuit and the signal indication circuit.
A control method of an adaptive controller is provided,
A. the input detection circuit collects a power supply voltage signal and transmits the voltage signal to the processing control circuit.
B. The processing control circuit judges and compares the magnitude of the power supply voltage signal with a system preset value,
C. and judging parameters to be set according to the comparison result of the magnitude of the power supply voltage signal and the preset value of the system.
D. And writing the parameters to be set into the control logic of the motor.
First embodiment
Please refer to fig. 1 and 2
An adaptive controller comprising: the input detection circuit at least comprises a voltage detection circuit, the input detection circuit is connected with the input of the processing control circuit, and the output of the processing control circuit is connected with the motor drive circuit and the signal indication circuit.
In this embodiment, the input detection circuit includes a voltage detection circuit, a brake signal input circuit, a throttle input circuit and a riding detection circuit, wherein the riding detection circuit collects signals of a user such as a pedaling moment, a pedaling direction and a pedaling speed.
The processing control circuit comprises a processor and an instrument communication interface or a bus communication interface, wherein the bus communication interface CAN be an RS232 interface, an RS485 interface, a CAN interface or a TTL serial port, and the instrument communication interface CAN be a bus communication interface or a group of instrument communication interfaces are independently arranged.
The signal indicating circuit comprises a light driving circuit and a horn driving circuit.
In particular, a processor of the processing control circuit uses a control method of an adaptive controller, and the specific process is as follows:
A. the input detection circuit collects a power supply voltage signal and transmits the voltage signal to the processing control circuit.
B. The processing control circuit judges and compares the magnitude of the power supply voltage signal with a system preset value,
C. and judging parameters to be set according to the comparison result of the magnitude of the power supply voltage signal and the preset value of the system.
D. And writing the parameters to be set into the control logic of the motor.
Wherein, the range of the power supply voltage signal is 16V-60V. This range includes the voltage ranges of the 24V 36V and 48V power supplies commonly used for electric bicycles.
Specifically, the system preset value is set to at least 2 groups, namely two groups of 36V and 48V.
More preferably, the system preset values are set to 3 groups. Namely three groups of 24V, 36V and 48V. Wherein the content of the first and second substances,
when the system is started, the power supply voltage is between 21 and 29.4V, the system judges that a 24V battery is used,
when the system is started, the power supply voltage is between 30 and 42V, the system judges that a 36V battery is used,
when the system is started, the power supply voltage is 42-54.6V, the system judges that a 48V battery is used,
alternatively, the controller performs battery voltage setting according to a power message transmitted from the BMS and writes related parameters.
The parameters of the system settings include at least the power supply protection voltage. In particular, the system can modify parameters such as power supply current, output torque force, acceleration power and the like of the motor according to the voltage of the battery.
In addition, in the step of judging and comparing the magnitude of the power supply voltage signal with the system preset value by the processing control circuit, the power supply voltage signal needs to be filtered and integrated so as to reduce the adverse effect of the battery voltage changing along with the load on the battery power display.
The self-adaptive controller and the control method thereof have the beneficial effects that:
1) the input detection circuit and the processing control circuit are arranged to adapt the accessed power supply and modify the control parameters.
2) By judging and comparing the magnitude of the power supply voltage signal with the preset value of the system, the system can realize wide support for 24V, 36V and 48V systems on the market.
3) By filtering and integrating the power supply voltage signal, the interference of the load on the electric quantity display is effectively reduced.
4) The input detection circuit and the algorithm are used for comparing and judging the accessed power supply, so that the self-adaption to various power supplies can be realized, and the adaptability of the controller is improved.
The above are merely preferred embodiments of the present invention, and are not intended to limit the scope of the invention; it is intended that the following claims be interpreted as including all such alterations, modifications, and equivalents as fall within the true spirit and scope of the invention.

Claims (10)

1. An adaptive controller, comprising an input detection circuit, a processing control circuit, a motor drive circuit and a signal indication circuit, characterized in that: the input detection circuit at least comprises a voltage detection circuit, the input detection circuit is connected with the input of the processing control circuit, and the output of the processing control circuit is connected with the motor driving circuit and the signal indicating circuit.
2. The adaptive controller according to claim 1, wherein the input detection circuit comprises a voltage detection circuit, a brake signal input circuit, a throttle input circuit, and a ride detection circuit.
3. An adaptive controller according to claim 1, wherein: the processing control circuit comprises an instrument communication interface or a bus communication interface.
4. An adaptive controller according to claim 1, wherein: the signal indicating circuit comprises a light driving circuit and a horn driving circuit.
5. A method for controlling an adaptive controller, comprising:
A. the input detection circuit collects a power supply voltage signal and transmits the voltage signal to the processing control circuit.
B. The processing control circuit judges and compares the magnitude of the power supply voltage signal with a system preset value,
C. and judging parameters to be set according to the comparison result of the magnitude of the power supply voltage signal and the preset value of the system.
D. And writing the parameters to be set into the control logic of the motor.
6. The method of claim 5, wherein: the range of the power supply voltage signal is 16V-60V.
7. The method of claim 5, wherein: the system preset values are set to at least 2 groups.
8. The method of claim 7, wherein: the system preset values are set to 3 groups.
9. The method of claim 5, wherein: the set parameters include at least a power supply protection voltage.
10. The method of claim 5, wherein: and in the step of judging and comparing the magnitude of the power supply voltage signal with a system preset value by the processing control circuit, the power supply voltage signal needs to be filtered and integrated.
CN202110718519.3A 2021-06-28 2021-06-28 Self-adaptive controller and control method thereof Pending CN113328656A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110718519.3A CN113328656A (en) 2021-06-28 2021-06-28 Self-adaptive controller and control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110718519.3A CN113328656A (en) 2021-06-28 2021-06-28 Self-adaptive controller and control method thereof

Publications (1)

Publication Number Publication Date
CN113328656A true CN113328656A (en) 2021-08-31

Family

ID=77424992

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110718519.3A Pending CN113328656A (en) 2021-06-28 2021-06-28 Self-adaptive controller and control method thereof

Country Status (1)

Country Link
CN (1) CN113328656A (en)

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