Variable Threshold Scheme for Applied Residual Evaluation of an Industrial Plant Fault Detection

سال انتشار: 1387
نوع سند: مقاله کنفرانسی
زبان: انگلیسی
مشاهده: 2,118

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شناسه ملی سند علمی:

ISCEE11_155

تاریخ نمایه سازی: 15 اسفند 1386

چکیده مقاله:

A fault detection scheme requires two main steps. The first step generates the residual, which are functions that carry information about the faults. The second step is a decision making routine about occurrence of a fault by residual evaluation. In this paper several online algorithms for residual evaluation are examined in practice, and a new method is proposed by which the occurrence of incipient faults is effectively isolated from the abrupt set point changes in the system. The implementation results show how effective the proposed method performs in practice.

نویسندگان

Alaleh Vafaei

Advanced Robotics and Automated Systems (ARAS), Department of Electrical Engineering, K.N. Toosi University of Technology,Tehran, Iran

Masoumeh Azadegan

Advanced Robotics and Automated Systems (ARAS), Department of Electrical Engineering, K.N. Toosi University of Technology,Tehran, Iran

Hamid Taghirad

Advanced Robotics and Automated Systems (ARAS), Department of Electrical Engineering, K.N. Toosi University of Technology,Tehran, Iran