IQCEDII;
IQCEDII現貨;
IQCEDII供應。
工業節能日漸成為產業發展核心之一。變頻器產品由于具有靈活的調速功能,在電力節能領域優勢明顯。從當前發展趨勢而言,變頻器產業將繼續走調速節能的發展道路。
變頻器是工控系統的重要組成設備,安裝在電機前端以實現調速和節能。高壓變頻器后端主要拖動風機、水泵類負載,實際節電效果達30%~60%,未來該行業市場發展將受益于大中型項目改造;低壓變頻器與控制層和執行層設備共同組成自動化控制系統,其未來發展將受益于制造業“裝備升級”。
變頻器工業應用優勢明顯十二五明確產業規劃
變頻技術用來對電機進行無級調速,通過控制半導體器件的通斷改變輸出頻率,以實現對后端拖動交流電機的軟啟動、變頻調速及提高運轉精度,并實現過流、過壓、過載保護。
對比過去的機械調速方式,變頻調速的范圍寬,可達到100%~5%;調控精度高,可達到±0.5%;由于它是無極調速,可實現電機的軟啟動和整個生產系統的全自動控制,進而減少對電網的沖擊。
有關專家對比了電氣設備中幾種主要節能產品的效果,其中變頻器效率高達30%~60%,使用時只需加裝在電機前端,對原有設備改動較小。
1) 曾經滄海難為水,除卻巫山不是云。(唐·元稹〈離思》)
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