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Plugging criteria for WWER SG tubes

Abstract

At operated Czech and Slovak nuclear power plants the 80 % criteria for crack or other bulk defect depth is used for steam generator heat exchanging tubes plugging. This criteria was accepted as the recommendation of designer of WWER steam generators. Verification of this criteria was the objective of experimental program performed by Vitkovice, J.S.C., UJV Rez, J.S.C. and Vuje Trnava, J.S.C .. Within this program the following factors were studied: (1) Influence of secondary water chemistry on defects initiation and propagation, (2) Statistical evaluation of corrosion defects progression at operated SG, and (3) Determination of critical pressure for tube rupture as a function of eddy current indications. In this presentation items (2) and (3) are considered.
Authors:
Papp, L; Wilam, M; [1]  Herman, M [2] 
  1. Vitkovice NPP Services (Switzerland)
  2. Vuje, Trnava (Slovakia)
Publication Date:
Dec 31, 1997
Product Type:
Conference
Report Number:
LTKK-TJ-67; CONF-9703151-
Reference Number:
SCA: 210200; 360105; PA: AIX-29:024692; EDB-98:048864; SN: 98001958633
Resource Relation:
Conference: 4. international seminar on horizontal steam generators, Lappeenranta (Finland), 11-13 Mar 1997; Other Information: DN: 1 ref.; PBD: 1997; Related Information: Is Part Of Fourth international seminar on horizontal steam generators; Tuomisto, H. [ed.] [IVO Group, Vantaa (Finland)]; Purhonen, H. [ed.] [VTT, Espoo (Finland)]; Kouhia, V. [ed.] [Lappeenranta Univ. of Technology (Finland)]; PB: 305 p.
Subject:
21 NUCLEAR POWER REACTORS AND ASSOCIATED PLANTS; 36 MATERIALS SCIENCE; CORROSION; CRACK PROPAGATION; FRACTURES; PLUGGING; REACTOR SAFETY EXPERIMENTS; STEAM GENERATORS; TESTING; TUBES; WWER TYPE REACTORS
OSTI ID:
605587
Research Organizations:
Lappeenranta Univ. of Technology (Finland).
Country of Origin:
Finland
Language:
English
Other Identifying Numbers:
Other: ON: DE98621567; ISBN 951-764-189-3; TRN: FI9800041024692
Availability:
INIS; OSTI as DE98621567
Submitting Site:
FIN
Size:
pp. 224-232
Announcement Date:
Jun 10, 1998

Citation Formats

Papp, L, Wilam, M, and Herman, M. Plugging criteria for WWER SG tubes. Finland: N. p., 1997. Web.
Papp, L, Wilam, M, & Herman, M. Plugging criteria for WWER SG tubes. Finland.
Papp, L, Wilam, M, and Herman, M. 1997. "Plugging criteria for WWER SG tubes." Finland.
@misc{etde_605587,
title = {Plugging criteria for WWER SG tubes}
author = {Papp, L, Wilam, M, and Herman, M}
abstractNote = {At operated Czech and Slovak nuclear power plants the 80 % criteria for crack or other bulk defect depth is used for steam generator heat exchanging tubes plugging. This criteria was accepted as the recommendation of designer of WWER steam generators. Verification of this criteria was the objective of experimental program performed by Vitkovice, J.S.C., UJV Rez, J.S.C. and Vuje Trnava, J.S.C .. Within this program the following factors were studied: (1) Influence of secondary water chemistry on defects initiation and propagation, (2) Statistical evaluation of corrosion defects progression at operated SG, and (3) Determination of critical pressure for tube rupture as a function of eddy current indications. In this presentation items (2) and (3) are considered.}
place = {Finland}
year = {1997}
month = {Dec}
}