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Keywords: PWR
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eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2023
ISBN: 978-0-8031-7737-6
... PWRs, including high pH, high heat flux, and high mass evaporation rates. The AXIOM candidate alloys, with varying compositions and microstructures, in combination with the broad PIE datasets, are ideal for evaluating the factors controlling the performance improvements. The effects of alloying...
eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2022
ISBN: 978-0-8031-7134-3
.... Standards devoted to assessing susceptibility to localized corrosion, such as stress-corrosion cracking (SCC), have been used to qualify materials and remedial countermeasures. In many cases, the evolution of nuclear plant designs has required development of new standards. PWR BWR stress corrosion...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2012
ISBN: 978-0-8031-7515-0
... The performance of Zr1NbSnFe alloys within the range of Sn 0–0.65 % and Fe 0.03–0.35 % were studied through irradiation of fuel rods in two pressurized water reactors (PWRs) operating with significantly different fuel management strategies. Material test rod irradiations have also been launched...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2002
ISBN-10: 0-8031-2895-9
ISBN: 978-0-8031-2895-8
... in microstructure were seen at temperatures greater than 850°C. Significant oxidation was found at temperatures above 1000°C. PWR Zr alloy Zircaloy LOCA creep creep rupture behavior phase transitions Hans-Jiirgen SelP and Erhard Ortlieb~ Effects of Alpha-Beta Transformation on High Temperature (LOCA...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2001
ISBN-10: 0-8031-2884-3
ISBN: 978-0-8031-2884-2
... Reactor pressure vessel (RPV) dose assessments for UK PWR plant have been performed using the AEA Technology Monte Carlo radiation transport code MCBEND. Monte Carlo models of the plant are validated against fast neutron activation measurements performed on flux monitor wires from surveillance...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2001
ISBN-10: 0-8031-2884-3
ISBN: 978-0-8031-2884-2
...%. Maximum difference on 54 Fe( n,p ) between JENDL-3.2 and JEF-2.2 is 20%. dosimetry library benchmark surveillance capsule pressure vessel PWR C-S. Gil 1, J-D. Kim l, and J. Chang] Analysis of Pressure Vessel Surveillance Dosimetry Inserted into Korean PWR Reference: Gil, C-S, Kim, J-D...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2001
ISBN-10: 0-8031-2884-3
ISBN: 978-0-8031-2884-2
... Three dimensional (3-D) neutron flux distributions are usually obtained by synthesizing the results from the two dimensional (2-D) calculations. However, 3-D neutron flux synthesis is inadequate in a complex geometry like the baffle-former plate area of a PWR plant because it spreads out along...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2852-5
ISBN: 978-0-8031-2852-1
... and West steels. When the phosphorus concentration is greater than about 0.012 wt%, then its effect is a dominating one with regard to irradiation effects. PWR WWER reactor pressure vessels Western steels Eastern steels Russian copper embrittlement phosphorus nickel neutrons annealing...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2874-6
ISBN: 978-0-8031-2874-3
... examination of some Type 316L stainless steel baffle/former bolts in six first generation CP0 series PWRs operating in France. Similar bolt failures in PWR core structures have been confirmed more recently in other countries. This paper describes a statistical analysis of the French observations...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2874-6
ISBN: 978-0-8031-2874-3
... (PWRs) after long operating periods. Therefore, the authors investigated the possibility of IASCC in austenitic stainless steels used for core internal materials of PWRs in order to estimate the degradation of PWR plants up to the end of their lifetime. In this study, in order to verify the hypothesis...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2406-6
ISBN: 978-0-8031-2406-6
... on the data presented, significant differences in PWR corrosion will develop as a result of varying natural uranium levels in ingots. Zircaloy-4 in-pile PWR corrosion impurities uranium thorium pretransition transitory steady-state post-transition H. Richard Peters I and John L. Harlow I...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1994
ISBN-10: 0-8031-1899-6
ISBN: 978-0-8031-1899-7
... the reaction rates in the capsule and tend to overestimate them in the cavity. PWR MOX Dosimetry Surveillance Dosimetry Monte Carlo computations A. Bevilacqua, I R. Lloret, 1 J.C. Nimal, 2 S . Zengh, 2 and C. Rieg 3 SPECIAL DOSIMETRY AT SAINT LAURENT BI MOX-LOADED UNIT REFERENCE: Bevilacqua...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1463-X
ISBN: 978-0-8031-1463-0
...) of intermetallics on corrosion resistance in water and steam are discussed. A new electrochemical-mechanical-passivity (EMP) model is offered to explain observed oxidation of Zircaloy-2 and Zircaloy-4. Zircaloy electrochemical properties intermetallics second phase nodular corrosion BWR PWR oxidation...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1407-9
ISBN: 978-0-8031-1407-4
... system and component reliability. Severe problems were encountered in PWR steam generators such as denting, pitting, wastage, intergranular attack and stress corrosion cracking. Similarly, problems were observed in stress corrosion cracking of BWR recirculating piping. Turbine generator blade corrosion...