双机并联变频器在7200kW引风机中的应用Application of Dual System Paralleled Frequency Converter in 7 200 kW Induced Draft Fan
卢建海
LU Jianhai
摘要(Abstract):
介绍了某1 000 MW发电机组深度减排引风机增容变频改造项目,详细分析了双机并联变频器的系统配置、控制方法、运行方式、控制逻辑以及调试过程,为大容量高压变频器在电厂或其它行业类似的变频改造项目中的应用提供参考。
This article introduces capacity increase and frequency conversion transformation of induced draft fan in 1 000 MW power generating units; it expounds system configuration, control method, operation mode,control logic and commissioning process of the dual system paralleled frequency converter, providing reference for application of large capacity high voltage converter in power plant and other similar frequency converter transformation projects.
关键词(KeyWords):
双机;并联;变频器;引风机;应用
dual system;parallel;frequency converter;induced draft fan;application
基金项目(Foundation):
作者(Author):
卢建海
LU Jianhai
DOI: 10.19585/j.zjdl.2015.12.014