Magnetic valve type controllable reactor measurement and control system and measurement and control method based on compactrio

Abstract

The invention discloses a magnetic valve type controllable reactor measuring and controlling system and method based on CompactRIO. The measuring and controlling system provided by the invention comprises a host computer with a Labview platform, a CompactRIO controller, a voltage transformer, a current transformer, an optical fiber temperature sensor, an electro-optical conversion circuit, a thyristor drive circuit, an auxiliary power supply and a magnetic valve type controllable reactor, wherein the CompactRIO controller comprises an integrated controller, an analog input module and a digitalI / O interface module; the integrated controller comprises a real-time controller and an FPGA; the host computer with the Labview platform is connected to the real-time controller via Ethernet; the quantity input module transmits the collected analog signal to the FPGA; and the FPGA transmits the generated thyristor trigger pulse to the digital I / O interface module for output. The magnetic valve type controllable reactor measuring and controlling system provided by the invention, based on the development of the embedded controller CompactRIO and the graphical programming language Labview, is used for digital control and state quantity observation of the magnetic valve type controllable reactor, and realizes the safe operation, control performance optimization and state monitoring of the magnetic valve type controllable reactor.

Description

technical field [0001] The invention belongs to the field of magnetic valve type controllable reactors, in particular to a measurement and control system and method for a magnetic valve type controllable reactor based on CompactRIO. Background technique [0002] Reactive power compensation devices need to be configured in the power transmission and distribution system to improve the transmission capacity of active power, improve the stability of the AC power transmission system, and at the same time improve the efficiency of power transmission, alleviate the impact of transient overvoltage on the power system, and reduce the probability of system collapse . [0003] Among the many equipment used to compensate reactive power in the power grid, the magnetic valve controllable reactor (Magnetic valve Controllable Reactor, MCR) has continuously adjustable reactive power, high reliability, and can be widely used in various voltage levels of power grids (6 -500KV), low cost and o...

AI Technical Summary

Problems solved by technology

[0004] The technical problem to be solved by the present invention is to overcome the defects of the above-mentioned prior art, provide a magnetic valve type controllable reactor measurement and control system based on CompactRIO, and solve the current control platform based on DSP and ARM that requires specially developed hardware circuits and control algorithms The problems of heavy development tasks, high cost, and long cycle caused by the upper computer, and the lack of some important equipment state quantities in the existing measurement and control system cause inconvenience to substation operation and maintenance personnel when debugging and maintaining equipment

Images