水电厂继电保护和励磁新技术的应用探索

[摘    要]文章介绍励磁新技术在水电厂不同运行场景中的实际应用，并对继电保护装置的技术改造安装与调试进行分析，为水电厂正常运作提供保护。打造智慧化励磁系统，科学设计智能功率柜、灭磁柜、调节器，分析励磁系统中内部通信光线暗、红外测温系统、光纤脉冲传输等新技术的具体应用。

[关键词]水电厂;继电保护;励磁技术;励磁系统

[中图分类号]TM77 [文献标志码]A [文章编号]2095–6487（2022）05–0–03

Application and Exploration of New Relay Protection and

Excitation Technology in Hydropower Plant

Chen Xue-ting

[Abstract]This paper introduces the practical application of new excitation technology in different operation scenarios of hydropower plant， so as to highlight the technical value and advantages， and analyzes the technical transformation， installation and commissioning of relay protection device， so as to provide protection for the normal operation of hydropower plant. Build an intelligent excitation system， scientifically design intelligent power cabinet， de excitation cabinet and regulator. At the same time， analyze the specific application of new technologies such as dark internal communication light， infrared temperature measurement system and optical fiber pulse transmission in the excitation system.

[Keywords]hydropower plant; relay protection; excitation technology; excitation system

1 水电厂继电保护与励磁技术应用现状

为解决水电厂副励磁机接地短路问题，杨玲依托于负序、零序电压过滤器运行原理，搭建相应的接地短路故障模型，实现对整流装置、副励磁机的动态化模拟。（剩余5171字）