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A methodology and success/failure criteria for determining emergency diesel generator reliability

Abstract

In the U.S., comprehensive records of nationwide emergency diesel generator (EDG) reliability at nuclear power plants have not been consistently collected. Those surveys that have been undertaken have not always been complete and accurate. Moreover, they have been based On an extremely conservative methodology and success/failure criteria that are specified in U.S. Nuclear Regulatory Commission Reg. Guide 1.108. This Reg. Guide was one of the NRCs earlier efforts and does not yield the caliber of statistically defensible reliability values that are now needed. On behalf of the U.S. utilities, EPRI is taking the lead in organizing, investigating, and compiling a realistic database of EDG operating success/failure experience for the years 1983, 1984 and 1985. These data will be analyzed to provide an overall picture of EDG reliability. This paper describes the statistical methodology and start and run success/- failure criteria that EPRI is using. The survey is scheduled to be completed in March 1986. (author)
Authors:
Wyckoff, H. L. [1] 
  1. Electric Power Research Institute, Palo Alto, California (United States)
Publication Date:
Feb 15, 1986
Product Type:
Conference
Report Number:
NEA-CSNI-R-1986-115
Resource Relation:
Conference: CSNI specialist meeting on operating experience relating to on-site electric power sources, London (United Kingdom), 16-18 Oct 1985; Related Information: In: Operating experience relating to on-site electric power sources. Proceedings of a Specialist Meeting| 399 p.
Subject:
42 ENGINEERING; DATA BASE MANAGEMENT; ELECTRIC GENERATORS; EPRI; FAILURE MODE ANALYSIS; ON-SITE POWER GENERATION; PROBABILISTIC ESTIMATION; RELIABILITY; TESTING
OSTI ID:
22505960
Research Organizations:
Organisation for Economic Co-Operation and Development, Nuclear Energy Agency - OECD/NEA, Committee on the Safety of Nuclear Installations - CSNI, 46 quai Alphonse Le Gallo, 92100 Boulogne Billancourt (France)
Country of Origin:
NEA
Language:
English
Other Identifying Numbers:
TRN: XN1600269076517
Availability:
Available from INIS in electronic form
Submitting Site:
INIS
Size:
page(s) 96-109
Announcement Date:
Aug 10, 2016

Citation Formats

Wyckoff, H. L. A methodology and success/failure criteria for determining emergency diesel generator reliability. NEA: N. p., 1986. Web.
Wyckoff, H. L. A methodology and success/failure criteria for determining emergency diesel generator reliability. NEA.
Wyckoff, H. L. 1986. "A methodology and success/failure criteria for determining emergency diesel generator reliability." NEA.
@misc{etde_22505960,
title = {A methodology and success/failure criteria for determining emergency diesel generator reliability}
author = {Wyckoff, H. L.}
abstractNote = {In the U.S., comprehensive records of nationwide emergency diesel generator (EDG) reliability at nuclear power plants have not been consistently collected. Those surveys that have been undertaken have not always been complete and accurate. Moreover, they have been based On an extremely conservative methodology and success/failure criteria that are specified in U.S. Nuclear Regulatory Commission Reg. Guide 1.108. This Reg. Guide was one of the NRCs earlier efforts and does not yield the caliber of statistically defensible reliability values that are now needed. On behalf of the U.S. utilities, EPRI is taking the lead in organizing, investigating, and compiling a realistic database of EDG operating success/failure experience for the years 1983, 1984 and 1985. These data will be analyzed to provide an overall picture of EDG reliability. This paper describes the statistical methodology and start and run success/- failure criteria that EPRI is using. The survey is scheduled to be completed in March 1986. (author)}
place = {NEA}
year = {1986}
month = {Feb}
}