简析增压风机变频改造热控部分控制问题  

Thermal Control of Air Blower Frequency Conversion Transformation

作　　者：周建 

机构地区：[1]辽宁东方发电有限公司,辽宁抚顺113007

出　　处：《东北电力技术》2012年第9期35-36,共2页Northeast Electric Power Technology

摘　　要：辽宁东方发电有限公司350 MW机组增压风机变频改造工程中热控部分的控制问题包括连锁、自动两部分,分别对其进行分析,以实现变频控制。并对实施过程中逻辑和操作员站画面的修改、就地附件的实施进行详细阐述。本次改造的设计、实施和调试均独立完成,效果比较理想,能为相关厂家提供借鉴。The control problem of thermal control of air blower frequency conversion transformation in Liaoning Orient Power Co. , Ltd. , 350 MW unit includes linkage and automation. Analysis is made on them separately to ensure frequency conversion control. Modification in logic, operator interface and implementation of on-site accessories are introduced in detail. The design, implementa- tion and debugging of this transformation is carried out by the company, which is satisfactory, and provides reference for related corn-

关 键 词：静叶执行器 变频 ABB 功能码 

分 类 号：TK233.7[动力工程及工程热物理—动力机械及工程]