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題 名 | 鑄造廠保溫爐諧波放大問題探討與改善=Investigation and Mitigation of Harmonic Amplification Problems in the Holding Furnace of a Metallurgy Plant |
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作 者 | 江榮城; 郭宗益; | 書刊名 | 台電工程月刊 |
卷 期 | 619 2000.03[民89.03] |
頁 次 | 頁54-61 |
分類號 | 448.2 |
關鍵詞 | 保溫爐; 諧波; 共振; Holding furnace; Harmonics; Resonance; |
語 文 | 中文(Chinese) |
中文摘要 | 本文主要目的在探討鑄造廠之保溫爐諧波異常問題。單相保溫爐為維持三相電流 平衡供電,於爐體內部三相電流平衡供電,於爐體內部三相電路裝置不等電容器與電感器, 因而與系統發生串聯共振,造成大量諧波電流注入保溫爐,影響爐體正常運轉,本文實際量 與模擬分析一實例諧波事故原因,並提出可能之改善對策。 |
英文摘要 | This paper investigates the harmonic amplification Problems in the holding furnace of a metallurgy plant, and presents the appropriate mitigation methods. There were some failures in the holding furnace caused by unidentified large harmonic currents. The holding furnace is a single phase inductive load. Capacitors and reactors being installed in holding Power system to make three phase balance a series resonance is opt to occur between the capacitors and pwere system. Field measurements and computer simulation are used to verify the disturbance Problems. Finally, inserting a suitable reactor in capacitors or installing an isolated transformer between MOF and holding furnace transformer is suggested. |
本系統中英文摘要資訊取自各篇刊載內容。