[L11-18] 蒸気発生器

[L11] Thermal-Hydraulics in Steam Generator U-Tubes during Reflux Condensation

(7) Condensation experiments using an inverted U tube

^〇Takahiro Nozue¹, Yuki Fujii¹, Taiga Doi¹, Shigeo Hosokawa¹, Akio Tomiyama¹, Takayoshi Kusunoki², Michio Murase² (1.Kobe University, 2.INSS)

Keywords:Gas-Liquid Counter Current Flow, CCFL, PWR, SG heat transfer tube

蒸気発生器 (SG) 伝熱管を模擬した逆U字管へ流入する蒸気と内部で凝縮した水で形成される二相流における CCFL (Counter-Current Flow Limitation) 特性を測定し、鉛直管下端CCFL相関式の適用性を確認した.