自动化应用
自動化應用
자동화응용
AUTOMATION APPLICATION
2012年
8期
41-42
,共2页
变频调速%段速%电气制动%桥式抓斗
變頻調速%段速%電氣製動%橋式抓鬥
변빈조속%단속%전기제동%교식조두
frequency control%multi-step speed%power braking%bridge grab
分析火电厂燃料桥式抓斗运行特性,采用变频（无PG）控制技术对原有控制系统进行改造,优化了控制系统,克服了调速范围小、速度稳定性差、无法长时间低速下吊重物、故障率高等缺点。
分析火電廠燃料橋式抓鬥運行特性,採用變頻（無PG）控製技術對原有控製繫統進行改造,優化瞭控製繫統,剋服瞭調速範圍小、速度穩定性差、無法長時間低速下弔重物、故障率高等缺點。
분석화전엄연료교식조두운행특성,채용변빈（무PG）공제기술대원유공제계통진행개조,우화료공제계통,극복료조속범위소、속도은정성차、무법장시간저속하조중물、고장솔고등결점。
The operation characteristics of bridge grab bucket power plant fuel is analyzed. The original control system is improved using frequency control technology. The control system is optimized. The disadvantage of small control scope, poor stability, can not hold the heavy goods in low speed for long time and high failure are overcome.
