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題 名 | 電弧爐電壓閃爍量測與分析=Measurement and Analysis on Voltage Flicker due to Arc Furnance Load |
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作 者 | 關錦龍; | 書刊名 | 華夏學報 |
卷 期 | 34 1999.12[民88.12] |
頁 次 | 頁14635-14665 |
分類號 | 448.239 |
關鍵詞 | 電弧爐; 電壓閃爍; |
語 文 | 中文(Chinese) |
中文摘要 | 本文研究通霄一次變電所轄區內電弧爐所引發的電壓閃爍,目的為(a)分析電 弧爐運轉特性中造成電壓閃爍的原因, ( b )探討電壓閃爍在該轄區內各電壓等級饋線間 的傳播情況,( c )探究造成電壓閃爍傳播衰減的可能原因。 在電弧爐爐變壓器端所量測 的電力資料統計分析顯示,持續性的瞬間過載運轉是造成該轄區電壓閃爍異常嚴重的主因, 因此推測該電弧爐工廠並未依照圖審資料條件運轉。另外由實測資料統計分析顯示,電壓閃 爍值由 69 kV 高壓端電壓閃爍源,經過 69 kV 傳輸線至二次變電所轄區 110V 照明用戶端 呈現衰減現象,二次變電所 11.4 kV 電壓閃爍衰減為原來值的 80 %左右,110V 用戶端衰 減為原來值的 75 %左右。 |
英文摘要 | This is a research on the voltage flicker resulted from electric arc furnace in the Tongshiau primary substation area. The purposes are to (a) analyze the operation characteristics of electric arc furnaces for the cause of voltage flicker, (b) investigate the propagation of voltage flicker among different voltage feeders in that area, (c) discuss the possible reasons of voltage flicker propagation attenuation. The statistic results of the measurement data at electric arc furnace transformers show that repeatedly transient overloads is the major reasons of severe voltage flicker in that area. It is deduced that the electric arc furnace plants do not operate the furnaces according to the primary review conditions. According to the statistics of measurement data, the voltage flicker properties from the 69kV equivalent source through 69kV transmission lines to 110V lighting customers. The voltage flicker level at the 11.4kV side of secondary substations attenuates to 80% of it original value, and that at 110V customer sides attenuates to 75% of it original value. |
本系統中英文摘要資訊取自各篇刊載內容。