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Automobile motor controller, control system and automobile

A technology of motor controllers and controllers, which is applied in automotive motor controllers, control systems and automotive fields, and can solve problems such as high cost, insufficient reliability and security of processors, and poor scalability

Active Publication Date: 2020-03-31
CHINA FIRST AUTOMOBILE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Traditional DSP-based motor controllers have high cost and poor scalability; motor controllers based on STM32F series cannot be widely used in automotive motor controller products due to insufficient reliability and security of the processor

Method used

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  • Automobile motor controller, control system and automobile
  • Automobile motor controller, control system and automobile
  • Automobile motor controller, control system and automobile

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] figure 1 It is a schematic diagram of the structure of the microprocessor and the power supply module in the automobile motor controller provided by Embodiment 1 of the present invention. This embodiment can be applied to the situation of motor control in new energy vehicles.

[0033] Such as figure 1 As shown, the automobile motor controller provided by the embodiment of the present invention mainly includes: a microprocessor 11 and a power module 12, wherein the power module 12 includes an integrated power chip 121, an internal main relay 122, a discrete power chip 123 and an intelligent high-end driver chip 124.

[0034] In this embodiment, the power module 12 includes a TLF35584 integrated power chip 121 , an internal main relay 122 , a discrete power chip 123 , and an intelligent high-end driver chip 124 . The power supply module 12 is responsible for supplying power to the entire motor controller system, including supplying power to logic power, supplying power ...

Embodiment 2

[0049] image 3 It is a schematic diagram of the structure of the complex programmable logic device in the motor controller provided by the second embodiment of the present invention. On the basis of the above embodiments, the embodiment of the present invention further optimizes the automobile motor controller. Such as image 3 As shown, the motor controller provided by Embodiment 2 of the present invention further includes: CPLD13.

[0050] Wherein, the first reset pin of the integrated power chip 121 is connected to the first reset pin of the microprocessor 11 and the first reset pin of the CPLD 13 respectively. When the microprocessor 11 is powered on, or when the integrated power chip 121 has a first abnormal state, the integrated power chip 121 sends a first reset signal to the microprocessor 11 and the CPLD 13 respectively through the first reset pin.

[0051] Wherein, the interrupt pins of the integrated power chip 121 are respectively connected with the interrupt pi...

Embodiment 3

[0080] On the basis of the above embodiments, Embodiment 3 of the present invention also provides an automobile control system, Figure 10 It is a structural schematic diagram of the automobile control system provided by the embodiment of the present invention, such as Figure 10 As shown, the vehicle control system includes: a vehicle controller 101, an IGBT unit 102, a drive motor 103, a resolver 104, an airbag controller 105, and the vehicle motor controller 106 as described in the above embodiments.

[0081] The vehicle controller 101 is respectively connected with the microprocessor in the automobile motor controller 106 through the vehicle controller local area network CAN and the calibration CAN; the IGBT unit 102 is connected with the CPLD and the microprocessor in the automobile motor controller 106 respectively; The motor 103 is respectively connected with the IGBT unit 102 , the microprocessor 106 and the resolver 104 ; the resolver 104 is connected with the resolve...

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PUM

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Abstract

The invention discloses an automobile motor controller, a control system and an automobile, the automobile motor controller comprises a microprocessor and a power supply module, the power supply module comprises an integrated power supply chip, an internal main relay, a discrete power supply chip and an intelligent high-end driving chip; the microprocessor performs enable control on the integratedpower supply chip, the internal main relay, the discrete power supply chip and the intelligent high-end driving chip through each IO pin, and performs state control and state diagnosis on the integrated power supply chip through the first SPI pin; the microprocessor performs state diagnosis on the internal main relay, the discrete power supply chip and the intelligent high-end driving chip according to the output voltage of each chip and each relay. All power supply circuits can be enabled and acquired and diagnosed through the microprocessor, and the microprocessor can turn off the power supply in the case of overvoltage and undervoltage, thereby ensuring that hardware is not damaged, and improving the safety and reliability of the controller.

Description

technical field [0001] The embodiments of the present invention relate to the technical field of motor control, in particular to an automobile motor controller, a control system and an automobile. Background technique [0002] As the country pays more and more attention to and promotes new energy vehicles and new energy technologies, more and more OEMs have begun to develop and produce new energy vehicles. As the power source of new energy vehicles, the motor is the core component of the power system, and its control effect has a very important impact on the performance of the vehicle. [0003] Permanent magnet synchronous motors have many advantages such as fast torque dynamic response, high power factor, small size, light weight, and strong reliability, and have become the mainstream of new energy vehicles in my country. Traditional DSP-based motor controllers have high cost and poor scalability; motor controllers based on STM32F series cannot be widely used in automotive...

Claims

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Application Information

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IPC IPC(8): B60L15/00B60L3/00
CPCB60L3/0023B60L15/00
Inventor 廖波雷奥田辉黄荣华赵楠楠王泽尉赵目龙王强
Owner CHINA FIRST AUTOMOBILE
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