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020 ▼a 9781392319079
035 ▼a (MiAaPQ)AAI13917974
040 ▼a MiAaPQ ▼c MiAaPQ ▼d 247004
0820 ▼a 539.76
1001 ▼a Yao, Wenqing.
24510 ▼a Data-driven Sensor Recliabration and Fault Diagnosis in Nuclear Power Plants.
260 ▼a [S.l.]: ▼b The Pennsylvania State University., ▼c 2019.
260 1 ▼a Ann Arbor: ▼b ProQuest Dissertations & Theses, ▼c 2019.
300 ▼a 79 p.
500 ▼a Source: Dissertations Abstracts International, Volume: 80-12, Section: B.
500 ▼a Publisher info.: Dissertation/Thesis.
500 ▼a Advisor: Watson, Justin.
5021 ▼a Thesis (Ph.D.)--The Pennsylvania State University, 2019.
520 ▼a This dissertation explores techniques for online monitoring of nuclear power plants, especially pressurized water reactor (PWR) plants, which must have the capabilities to examine and diagnose the health of instrumentation and component, recalibrate faulty sensor measurements, and send maintenance request to the control room. Such techniques will enhance the functionality and reliability of the control and monitoring system and reduce the instrumentation maintenance labor requirement and cost.Two data-driven methods are introduced for sensor recalibration. The first method is recursive adaptive filtering that estimates the plant state parameters from a set of redundant sensor measurements. It corrects the redundant measurements based on the principle of best linear least-squares estimation and also detects and isolates anomalous measurements by adjusting their weights, in real time, based on a sequential log likelihood ratio test of sensor data. The second method is autoregressive support vector regression that is a virtual sensing technique
590 ▼a School code: 0176.
650 4 ▼a Electrical engineering.
650 4 ▼a Mechanical engineering.
650 4 ▼a Nuclear engineering.
690 ▼a 0544
690 ▼a 0548
690 ▼a 0552
71020 ▼a The Pennsylvania State University. ▼b Nuclear Engineering.
7730 ▼t Dissertations Abstracts International ▼g 80-12B.
773 ▼t Dissertation Abstract International
790 ▼a 0176
791 ▼a Ph.D.
792 ▼a 2019
793 ▼a English
85640 ▼u http://www.riss.kr/pdu/ddodLink.do?id=T15492652 ▼n KERIS ▼z 이 자료의 원문은 한국교육학술정보원에서 제공합니다.
980 ▼a 202002 ▼f 2020
990 ▼a ***1008102
991 ▼a E-BOOK