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【毎日一問】深加工20160615 選択問題 列管式熱交換器において、ケーシングと熱交換管の温度差が( ...

2016-06-15View Original

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管式熱交換器において、ケーシングと熱交換管の温度差が( )の場合、生じる温度差応力は破壊的となるため、熱補償が必要となる。A. 45℃以上 B. 50℃以上 C. 55℃以上 D. 60℃以上 答え:B、50℃以上℃
Reply #22016-06-15
管式熱交換器において、ケーシングと熱交換管の温度差(D)が生じると、それによって発生する温度差応力は破壊的となるため、熱補償が必要となる。A. 45℃以上 B. 50℃以上 C. 55℃以上 D. 60℃以上℃

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