Design And Application Of Electric Control System In Thermal Power Plant

With the rapid development of automation technology and information technology,as well as the improvement of energy-saving and emission reduction requirements in the power market,it is urgent to introduce advanced automation control technology.The application of automation system improves the operation ability of power system and provides an opportunity for the development and competition of power enterprises.This paper will mainly focus on the transformation of thermal power plant electrical control system design research,and mainly from the realization of hardware functions and software functions are discussed,including the main wiring system,auxiliary power system,database system and monitoring system.In this paper,according to the principle of electrical control system of thermal power plant,combined with planning requirements,the electrical control system is designed,mainly from the main electrical wiring,short-circuit current calculation,main conductor and equipment selection,auxiliary power system,AC uninterrupted power supply system,DC system,relay protection and automatic device and other aspects of the design principle,design concept and design The most economical and reliable system design scheme is selected to ensure that the design scheme is close to the reality and realize the efficient and reliable operation of the system.Secondly,the software system is designed around the design scheme,and how to realize the function of the software system is described in detail.The design and implementation of software system mainly includes software function,database and monitoring system.It aims to realize regular maintenance,overhaul and test of equipment,strengthen the supervision and defect management of equipment,monitor all electrical equipment in real time,and ensure the safe and stable operation of equipment in the process of unit operation.At present,the electrical system has been successfully applied in Xinchang Power Plant,which improves the operation efficiency of the thermal power plant and ensures the safety of electric energy production.With the help of the electrical control system,the system fault can be found in time,which provides convenience for the operation of Xinchang Power Plant.At the same time,the operation efficiency of the power plant is improved,and the timely response to the operation failure of the power plant can be realized Feed,eliminate all kinds of equipment hidden trouble,greatly improve the operation level of electric control system in thermal power plant.