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["Große Rohrleitungen für Heize nachfruchen",,"Dieser Beitrag wurde zuletzt von 小白妞 am 2118-5-1 14:44 bearbeitet Es gibt ein Tränkerohr mit einem Durchmesser von DN1111 , dieinspiredungs温度为41/

2018-05-10View Original

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本帖最后由 小白妞 于 2018-5-10 14:44 编辑 现有一根火炬管为DN1200,操作温度为40/250℃,用0.4MPAG,152℃的低压蒸汽伴热,要求伴热维持温度为110~130℃,查了标准一般管径小于等于DN800,大管径管道的蒸汽伴热规定没有提,请教有经验的高手们,伴热管管径选多大,需要几根伴热管?有相关标准依据吗?
Reply #22018-05-11
φ12的tube管螺旋缠绕就可以了
Reply #32018-05-14
有啥标准或依据吗?请高人指点
Reply #42018-05-21
已解决,缠绕管的疏水应该不好处理,考虑普通的夹套管,按照SH/T3040推荐公式计算即可

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