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プロセスエンジニアリング部門-計装自動制御技術交流版-毎日一問-第12~31問

2019-12-31View Original

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プロセスエンジニアリング部門-計装自動制御技術交流版-毎日一問-第12~31問 選択問題:液体が調節弁を通過すると、絞り部での流速が急激に上昇し、圧力が低下する。もしこの時の圧力が、その温度における液体の飽和蒸気圧よりも低くなると、液体は気化し、ガスが発生して気液両方向の流れが生じる。この現象を何というか?(   ) (A) ふっ化 (B) 空洞化 (C) 気蝕 (D) 腐食 正解:A

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