OPERATIONAL EXPERIENCE AND MAINTENANCE OF AN ONLINE EXPERT SYSTEM FOR CUSTOMER RESTORATION AND FAULT TESTING

被引:41
作者
MA, TK [1 ]
LIU, CC [1 ]
TSAI, MS [1 ]
ROGERS, R [1 ]
MUCHLINSKI, SL [1 ]
DODGE, J [1 ]
机构
[1] PUGET SOUND POWER & LIGHT CO,BELLEVUE,WA
基金
美国国家科学基金会;
关键词
D O I
10.1109/59.141793
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
CRAFT (Customer Restoration And Fault Testing) is a rule-based expert system capable of locating the faulted section of a transmission line based on the status of breakers and automatic switches. CRAFT has been operating on-line in the Puget Sound Power and Light control center since July 1988. In this paper, the on-line operational experience is reported. Many of the developed expert systems will be maintained or modified by utility engineers. This study proposes a methodology for maintaining rule-based expert systems. The following capabilities are incorporated: (1) Detecting the relations of conflict, redundancy, etc., to maintain consistency of the rule base, (2) Tracing the reasoning process to understand the problem solving approach, (3) Reducing the size of test cases after changes are made to the rules. The proposed method has been implemented for CRAFT.
引用
收藏
页码:835 / 842
页数:8
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