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諧波治理

西安動車

西安動車

UAPF在軌道交通行業的應用 西安動車 一 基本情況介紹 軌道交通系統中較多的為非線性負荷,主要諧波源有:a、電動機車所需要的牽引負荷;b、車站、區間、車輛段、控制中心等其它建筑物所需要的動力用電。諸如:通風機、空調、自動扶梯、電梯、水泵、照明、AFC系統、FAS、BAS、通信系統、信號系統等。由于牽引負荷安裝在35...

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湖北十堰天舒機電

湖北十堰天舒機電

UAPF在制造鑄造行業的應用 湖北十堰天舒機電 一 基本情況介紹 晶體管感應電源廣泛應用于感應加熱,如金屬熔煉、淬火等,是一種在制造行業應用非常廣泛的設備,它在工作過程中存在諧波與無功問題。該負荷瞬間起停時負荷波動大且快,具有周期性,每個周期分為淬火和回火的過程,其中淬火過程中負荷比較大且諧波含量高。 湖北省十堰市天...

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滄州榮盛

滄州榮盛

UAPF在商業地產行業的應用 滄州榮盛 一 基本情況介紹 隨著電力電子技術的迅猛發展,大功率可關斷器件得到了廣泛應用,諧波源已經不單產生于工業設備中。在商業地產以及公共民用建筑中例如開關電源、變頻器、UPS、可控硅調光設備、LED廣告牌、空調等非線性負荷的使用,將產生大量的3、5、7、11次諧波,使得電網電壓、電流產...

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安徽精誠銅業

安徽精誠銅業

UAPF在鋼鐵冶金行業的應用 安徽精誠銅業 一 基本情況介紹 直流軋機一般采用的都是直流電機,軋鋼時功率因數非常低,一般在0.7左右,它們最大的一個特點就是工作周期較短,速度快,屬于沖擊性負荷,無功波動大。直流軋機由于采用的電氣傳動為晶閘管整流技術,根據整流脈數可以分為6脈整流,12脈甚至24脈,在工作時除了功率因數...

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南京河西兒童醫院

南京河西兒童醫院

UAPF在醫院醫療行業的應用 南京河西兒童醫院 一 基本情況介紹 現代化醫療機構為提高醫療服務水平,不斷引入新型、復雜的各種先進醫療設備如核磁共振、CT機、X光機、血透機等,同時各種各種節能照明設備、變頻空調、電梯設備等大量投入使用。這些設備為非線性設備,在運行過程中會產生大量的高次諧波、對配電系統和醫療設備造成一定...

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