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計器の導圧管の熱損失

2018-01-29View Original

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装置からフランジまで圧力測定用の配管を引き、装置の出口温度は260℃です。圧力測定用配管はDN80で長さは50cmであり、断熱処理は施されていません。冬の環境温度が-10℃の場合、どれくらいの熱損失が生じ、フランジ側の温度はいくつになるでしょうか?
Reply #22018-04-27
HG/T20514-2014の付録L/M/Nを参考にすれば、おおよその見積もりはできますが、正確に計算するのはかなり面倒そうです。

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