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題 名 | 功因補償雙電容器組之開關突波分析=Analysis of Switching Surge of Two Power Factor Compensation Capacitors Banks |
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作 者 | 江奕旋; 蔣忠誠; 趙維和; 羅哲南; | 書刊名 | 樹德學報 |
卷 期 | 24 1999.08[民88.08] |
頁 次 | 頁145-153 |
分類號 | 448.115 |
關鍵詞 | 功因補償; 電容器組; 開關突波; Power factor correction capacitors; Switching surge; |
語 文 | 中文(Chinese) |
中文摘要 | 配電系統之負載多為電感性之負載,故為求系統效率之提昇,乃須進行功率因數 之改善。但實際線路上之負載與功率因數是會變動的,因此須藉由開關將電容器組自動併入、 切離系統,來進行功因之改善。 開關動作的同時,亦會對系統產生突波之暫態現象,嚴重時甚至會造成設備之破壞,因 此,對於此暫態現象之分析就顯得格外地重要。本文先對雙電容器二段式開關電路進行解析 分析,探討雙電容器組之開關動作對線路所造成之暫態現象,再以實例進行探討,並建立該 例之數值模型,以PSPICE對該電路進行模擬分析,所得結果可作為從事暫態抑制分析之應 用。 |
英文摘要 | Power Factor Correction capacitors are used extensively in industrial power systems. They are switched in and out quite frequently as the system load varied. However, there will be a very high transient current or voltage appearing across the switch elements of the system when such switching operations occur. As a consequence of the switch operations, it can damage equipments of the system. In this paper, a numerical analysis for capacitor banks switching in a low-voltage system using the PSPICE is presented. The transient voltages and currents appearing on the system when the capacitor banks are switched in and out are investigated. |
本系統中英文摘要資訊取自各篇刊載內容。