http://www.kadhoai.com.cn 2026-04-19 09:42:26
隨著風力發電機組迅速發展,能夠滿足風電特殊環境要求的耐扭、耐寒、耐鹽霧、耐油、耐紫外線、柔軟、可移動等特點的風力發電電纜將成為未來幾年的發展重點之一。
發電機定子采用超高壓電纜,圓形電纜將取代矩形銅排、可使發電機並網不用變壓器,從而大幅度降低造價。
按an照zhao優you化hua設she計ji原yuan則ze,大da型xing電dian機ji的de定ding子zi鐵tie芯xin槽cao型xing為wei矩ju形xing,槽cao內nei的de線xian圈quan或huo線xian棒bang也ye選xuan擇ze矩ju形xing截jie麵mian導dao體ti的de電dian場chang強qiang度du沿yan四si周zhou的de分fen布bu是shi不bu等deng的de,其qi四si個ge角jiao部bu高gao達da9KW/mm,而四個直邊部分卻隻有3KW/mm。這zhe將jiang導dao致zhi絕jue緣yuan材cai料liao的de很hen大da浪lang費fei。具ju有you圓yuan形xing截jie麵mian的de電dian纜lan不bu存cun在zai這zhe個ge問wen題ti,電dian場chang強qiang度du均jun勻yun分fen布bu。從cong根gen本ben上shang消xiao除chu了le角jiao部bu場chang強qiang集ji中zhong,絕jue緣yuan厚hou度du不bu均jun和he不bu能neng減jian薄bo等deng問wen題ti。這zhe項xiang改gai革ge可ke使shi用yong電dian場chang強qiang度du由you原yuan來lai的de2.5KW/mm提高到15KW/mm。這種圓形電纜采用工業化大量生產的交聯聚乙烯絕緣,成本較低,而電壓卻可高達500KW,yingxiangdianyaxuanzeyinsuhenduo,rudianwangdelianjie,difangtiaojiexize,danweibiaomianzuidafengnengshuchu,daowangzhandejuli,duihuanjingdeyingxiangdeng。fadianjideshuchudianyatigaodaogaodianwangdeshuizhun,jiuwuxuzaijingguoshengyabianyaqibingwang。yongyufadianjideyuanxingdedianlanhuanbuxuyaojinshuwaikepingbi,suirantamendoucaiyongtongyangcailiaohegutijiyajueyuangongyijishu,tongshuyushichangshangliuxingdebiaozhunjianshangpin。