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訂閱社區雜誌 |
| 【變頻器】東方日立大功率變頻器又取得重大突破 |
| (時間:2026-03-25 22:37:38) |
10月7日,東方日立(成都)電dian控kong設she備bei有you限xian公gong司si承cheng擔dan的de大da唐tang雙shuang鴨ya山shan熱re電dian有you限xian公gong司si一yi號hao汽qi輪lun機ji組zu電dian動dong給gei水shui泵beng變bian頻pin改gai造zao工gong程cheng正zheng式shi投tou運yun。該gai工gong程cheng采cai用yong變bian頻pin調tiao速su多duo功gong能neng液ye力li偶ou合he器qi專zhuan利li技ji術shu,在zai平ping均jun負fu荷he率lv76%的運行工況下,節電率達到21%,jienengxiaoguoxianzhe。gaijishufanganqudeledianchanggeishuibengxitongbianpinjienengyingyongshangdeyouyicizhongdatupo,kaichuangleguoneiwaifadianqiyebianpintiaosuduogongnengyeliouheqijishuyingyongdexianhe。 在zai一yi般ban變bian頻pin節jie能neng改gai造zao實shi踐jian中zhong,大da多duo會hui取qu消xiao或huo對dui原yuan有you調tiao速su型xing液ye力li耦ou合he器qi進jin行xing機ji械xie性xing改gai造zao,其qi技ji術shu改gai造zao方fang案an施shi工gong難nan度du大da且qie經jing濟ji性xing不bu高gao。東dong方fang日ri立li所suo采cai用yong的de技ji術shu方fang案an,不bu但dan增zeng加jia了le變bian頻pin調tiao速su手shou段duan,還hai保bao留liu了le電dian廠chang原yuan有you運yun行xing方fang式shi,實shi現xian了le變bian頻pin器qi與yu液ye力li耦ou合he器qi功gong能neng互hu補bu和he性xing能neng優you化hua,為wei國guo內nei200MW、300MW、600MW汽輪發電機組電動給水泵變頻節能改造提供了示範方案。
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