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題 名 | 遽變負載對系統頻率之影響及改善對策=Influences and Countermeasures of Suddenly Changed Loads on System Frequency |
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作 者 | 王醴; 王永山; 郭松村; 林建廷; 廖清榮; 蕭純育; 林淳義; | 書刊名 | 台電工程月刊 |
卷 期 | 613 1999.09[民88.09] |
頁 次 | 頁52-68 |
分類號 | 448.115 |
關鍵詞 | 遽變負載; 頻率偏移; 實功率變動; Suddenly changed loads; Frequency deviation; Active power fluctuations; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究計畫係針對臺電系統遽變負載導致的實功率變動,所引發 的系統頻率偏移的影響、改善策略與數學分析模式所做一份研究。 在本文中,研究內容有: (1)臺電電源調度控制方式、國外電力調度的比較、系統頻率變動對 用戶用電之影響分析。 (2)以ADX-3000智能型系統穩定性監錄儀,完成發電機與遽變負載 端的三次實際量測。 (3)以PSS/E 程式做臺電全系統之動態模擬,並將模擬結果與實測結 果相互比較、分析遽變負載對鄰近發電機組出力之影響。 (4)第三次實際量測與歷年機組跳脫時,系統頻率變動係數之統計分 析。 (5)建立遽變負載引起系統頻率變動的計算分析模式,並檢討頻率變 動的量測方式,由實測結果驗證計算分析模式之準確性。 (6)以問卷調查、電話調查與親自訪問國內69kV以上煉鋼廠等遽變 負載的實功率變動與分佈,以及頻率敏感用戶等精密工業等的容 許頻率變動範圍。 (7)蒐集整理系統頻率變動及其改善技術相關文獻,並由電源端與遽 變負載用戶端提出改善臺電系統頻率變動之對策與建議。 (8)提遽變負載用戶有效電力變動合理管制值的建議。 |
英文摘要 | The primary purpose of this project is to investigate and analyze the influences, countermeasures, and mathematical models of suddenly changed loads with active power fluctuations on system-frequency deviation of Taipower System. In this report, we have carried out: (1)Power-dispatch actions and characteristics of both Taipower System and foreign power systems and the effects of system-frequency deviation on consumer loads. (2)Three practical measurements of active power and frequency variations at both generators and suddenly changed loads using ADX-3000 monitors. (3)Dynamic simulations Taipower System using PSS/E program. Comparisons of simulated results with practical measurements, and Analysis of the effects of suddenly changed loads on neighboring generators. (4)Statistical analyses of system-frequency variation coefficients of the third practical measurement and generator-trip accidents in recent years. (5)Establishment of a mathematical model relating to suddenly changed load with system frequency deviation. Validation of model accuracy from the practical measurements. (6)Investigations of load characteristics of both suddenly changed loads and frequency-sensitive consumers using questionnaires. (7)Paper surveys for suppression of system-frequency variation and proposed conutermeasures on generators and suddenly changed consumers. (8)Proposed reasonable limits for active power fluctuations of suddenly changed consumers. |
本系統中英文摘要資訊取自各篇刊載內容。