Electronic digital control platform for electric power system based on embedded digital signal processing

A digital signal processing and digital control technology, applied in electrical digital data processing, data processing input/output process, electrical program control, etc. Friendly and other issues, to achieve the effect of saving development costs, friendly man-machine interface, and meeting real-time requirements

Inactive Publication Date: 2006-07-19
SOUTHEAST UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Designers used to design hardware according to their own projects, and the designed hardware lacked versatility, resulting in a lot of waste of manpower, financial resources and energy
The modification of relevant parameters and settings must also be carried out in the program, so it is extremely inconvenient
There are disadvantages such as unfriendly man-machine interface, complicated and difficult control program writing

Method used

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  • Electronic digital control platform for electric power system based on embedded digital signal processing
  • Electronic digital control platform for electric power system based on embedded digital signal processing
  • Electronic digital control platform for electric power system based on embedded digital signal processing

Examples

Experimental program
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Embodiment Construction

[0013] The whole control platform adopts DSP plus ARM mode. DSP adopts TMS320LF2407 of TI Company, ARM adopts LPC2104 of Philips Company. The 16 AD inputs of DSP TMS320LF2407 can fully meet the requirements for the number of AD inputs in the field of power electronic control.

[0014] The control platform is centered on DSP 9 and ARM16, among which, DSP 9 is connected with DSP power supply circuit 1, external expansion I / O port 2, AD input 3, external expansion of two pieces of RAM 4, DSP debugging port 6, PWM output port 7, DSP reset crystal oscillator circuit 8, DSP9, relay control detection interface 10 are connected; ARM16 is connected with ARM power supply 11, ARM reset 12, liquid crystal display interface 13, ARM debugging port 14, keyboard 15, ARM16, and host computer serial interface 18 phases Connection; DSP9 and ARM16 are communicated by asynchronous serial port 5.

[0015] DSP9, that is, the data port "D0-D15" of the DSP chip "U9" is respectively connected with th...

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Abstract

The invention relates to a power electronic digital control table based on embedded digital signal processing which is used in the power electronic application of active filtering, reactive-load compensation, UPS and reverse control and so on. The control table uses DSP (9) and ARM (16) as center, wherein the DSP (9) is connected with the DSP power circuit (1), the horn I / O port (2), the AD input (3), the horn two sheets RAM (4), the DSP adjusting port (6), the PWM output port (7), the DSP reset crystal vibrating circuit (8), the DSP (9) and the relay control testing port (10); the ARM(16) is connected with the ARM power (11), the ARM rest (12), the LCD interface (13), the ARM adjusting port (14), the keyboard (15), the ARM (16) and the upper location machine series interface (18); the DSP(9) is connected with the ARM(16) by asynchronous serial line interface (5).

Description

technical field [0001] The invention is a device used in power electronics application fields such as active filtering, reactive power compensation, UPS, inverter control, etc., and relates to a general digital control platform in the power electronics field. Background technique [0002] With the development of information technology, digital technology develops rapidly, and at the same time, it also plays a huge role in promoting the development of power electronics technology. With the increasing perfection and maturity of digital signal processing technology, it has shown more and more advantages, such as facilitating the processing and control of digital processors; avoiding the transmission distortion and distortion of analog signals; reducing the interference of stray signals; facilitating Implantation of technologies such as self-diagnosis and fault tolerance. In the early days when digital processors entered the field of power electronics technology, they only comp...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B19/05G05B15/02G06F3/00G06F15/00G06F15/163G06F17/00
Inventor 赵剑峰刘永超恽瑞金姚军杨振宇
Owner SOUTHEAST UNIV
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