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典型結構 典型的造船業通常為3級配電結構,從入戶的35kV/10kv高壓主變壓器,經過高壓配電到10kv/690v(400V)壓器,再到低壓總配電,經690V(400v)母線和開關分配到用電終端設備。
由變頻器、變流器、焊han機ji等deng生sheng產chan設she備bei造zao成cheng的de諧xie波bo電dian流liu回hui饋kui,隨sui著zhe供gong電dian回hui路lu一yi路lu上shang行xing到dao高gao壓ya電dian網wang測ce,並bing對dui周zhou邊bian設she備bei發fa生sheng侵qin害hai,包bao括kuo配pei電dian線xian路lu上shang的de重zhong要yao節jie點dian和he設she備bei:電容補償櫃、變壓器、開關、電纜、智能表、柴油發電機組、切換開關和接觸器等設備造成侵害。
通常采用高壓集中治理、低di壓ya區qu域yu治zhi理li或huo終zhong端duan治zhi理li,在zai變bian壓ya器qi配pei電dian輸shu出chu開kai關guan後hou端duan,其qi他ta負fu載zai開kai關guan前qian端duan配pei置zhi靜jing態tai無wu功gong發fa生sheng器qi或huo有you源yuan濾lv波bo器qi或huo二er者zhe兼jian有you,主zhu要yao針zhen對dui無wu功gong補bu償chang與yu諧xie波bo治zhi理li。提ti高gao變bian壓ya器qi利li用yong率lv,降jiang低di變bian壓ya器qi發fa熱re,提ti升sheng變bian壓ya器qi的de可ke靠kao性xing和he壽shou命ming;解決電容補償櫃的諧振和電容發熱損壞等故障問題,提高係統供電可靠性。
治理方案
需求背景 諧波實際上是一種嚴重的幹擾,注入公用電網就會使電網受到“汙染”。 dianlidianzizhengliuleifuzaidedaliangyingyongdaozhixieboweihaiyijingzhubuyuqigaoxingnengdailaideliyixiangdixiao。xiebohuiyudaozhigongdianxitongdexiezhen,huoyinfarezaochengkaiguanhebianyaqidengguanjianpeidianshebeidejiangrongheguzhang,weixiegongdianxitonganquan;xiebohaihuiduishebeineibudedianrongdengqijianzaochengjiasulaohua,huoyinjifuxiaoyingdaozhishebeifare,dadajiangdishebeideshiyongshouming。xieboduilianxuanquangongdiangouchengleyanzhongweixie。
諧xie波bo在zai造zao船chuan業ye普pu遍bian存cun在zai,且qie現xian實shi與yu潛qian在zai危wei害hai很hen大da,因yin此ci,解jie決jue造zao船chuan業ye的de電dian能neng質zhi量liang問wen題ti對dui企qi業ye的de意yi義yi重zhong大da,有you效xiao的de治zhi理li方fang案an將jiang給gei用yong戶hu帶dai來lai巨ju大da的de價jia值zhi。

電能質量改善客戶價值表
解決方案
zhongdadiannengzhiliangrouxingzhilifangankezhenduixianchangqingkuanghekehuyaoqiuyindizhiyi,xuanzebutongdechanpindanyuanhezhilifangshi,weikehutigongzuitieqiedezonghezhilifangan,dadaozuijiadezhilixiaoguo,weikehudeyewuzengzhi: 采用標準化的產品單元作為構成整個係統的元件 根據客戶現場的容量和治理要求靈活配置係統,並可根據後續要求方便的並聯擴容。兼得標準產品的高品質、易備貨、weixiuweihuyizhixingdeyoushiyijixianchanggongchengdingzhiduixianchangqingkuangdepipeidujishiyingxingyoushi。bingqichuantongwuyuanzhilixianchanggongchengdingzuodemoshidailaidekuorongbubianyijishebeiyingongchenghuaerzaochengdeyizhixingchapinzhibaozhengnandewenti。 “傻瓜式”勘查 zhixulejiefuzaishebeideronglianghezongxieboshizhendu,jikexuandingjingtaiwugongfashengqiyulvboqixitongrongliang。jishiduixinjianxiangmuyekezaibuxuyaoxianchangkanzhadeqingkuangxiagenjushebeileixingyurongliangzhunquepeizhilvboqixitong。yigaiwangridiannengzhilianggaizaogongchengxuyaoduixianchangxiebozhuangkuangzuochangshijianfuzadexianchangceshihefenxi,yidanxianchangkanzhashuhuzaochengdingzhichanpindebupipeiyunxing;甚至對新建工程隻能根據以往經驗配置參數,可靠性和匹配度差的問題。 針對不同的客戶對諧波治理需求的價值取向配置係統方案 分別針對連續安全運行、能耗、設備損壞及電力處罰等問題,解決客戶關心的電能質量問題。
客戶價值
在當今造船業建築變頻器、焊機等負載為廣泛應用的情況下,配電係統的載性質發生了巨大的變化,現場的電流諧波THD往往高達30%以上,傳統的電容補償櫃等電能質量裝置,不但不能有效的改善電能質量,甚至補償櫃本身也成為電能質量問題(諧波)dexishengpin。henduoxianchang,dianrongqifashengsunhuaiyijixianlufaredeqingkuangfeichangyanzhong。womenkandaozaizaochuanchangneiyixiewugongbuchangzhuangwufatouruxianzhibuyong,congerzaochengwugongzhibiaodixia,jinyibuzaochengbianyaqihexianludejinyibufare,nenghaojiada;要麼麵臨著投入使用電容頻繁損壞,隨時麵臨諧振風險造成供電安全問題,甚至導致其他設備損壞。
中達PQC係(xi)列(lie)電(dian)能(neng)質(zhi)量(liang)治(zhi)理(li)設(she)備(bei)具(ju)有(you)優(you)異(yi)的(de)治(zhi)理(li)效(xiao)果(guo),並(bing)杜(du)絕(jue)諧(xie)振(zhen)風(feng)險(xian)等(deng)不(bu)安(an)全(quan)因(yin)素(su),是(shi)可(ke)以(yi)適(shi)應(ying)惡(e)劣(lie)的(de)諧(xie)波(bo)環(huan)境(jing),並(bing)以(yi)其(qi)優(you)異(yi)的(de)性(xing)能(neng),解(jie)決(jue)用(yong)戶(hu)的(de)實(shi)際(ji)電(dian)能(neng)質(zhi)量(liang)問(wen)題(ti),並(bing)將(jiang)逐(zhu)步(bu)取(qu)代(dai)傳(chuan)統(tong)電(dian)容(rong)補(bu)償(chang)櫃(gui),成(cheng)為(wei)新(xin)一(yi)代(dai)的(de)電(dian)能(neng)質(zhi)量(liang)治(zhi)理(li)設(she)備(bei)!
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