2016 Annual Meeting

Presentation information

Oral Presentation

III. Fission Energy Engineering » 305-3. Reactor Design, Construction and Examination of Nuclear Power Station, Aseismatic Design, Nuclear Ship

[3D08-09] Thermal fatigue of piping, Inspection of bolts

Mon. Mar 28, 2016 11:25 AM - 12:00 PM Room D (Lecture Rooms B B104)

Chair: Isobe Yoshihiro (NFI)

11:25 AM - 11:40 AM

[3D08] Study on Thermal Stress and Multi-dimensional Temperature Distribution Caused by Thermal Stratification Oscillation at Elbow Pipe

*Hiroshi Kuribayashi1, Kouji Hisanaga1, Masaaki Suzuki1, Takuya Sato1, Naoto Kasahara1 (1.Tokyo Univ.)

Keywords:Thermal Stress, Multi-dimensional Temperature Distribution, Thermal Stratification Oscillation, Elbow Pipe

熱成層界面ゆらぎによってエルボ配管に発生する繰り返し熱応力に対する健全性評価法が求められている。本研究では、多次元温度分布に起因する直管とエルボ部における熱応力発生メカニズムを調べた。