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提出了一种新型的油田加热炉强化对流换热的烟管结构———带纵内肋的环形烟管,并对其进行了流动及对流换热的试验研究,给出了换热的准则方程式
A new type of smoke tube structure with convection heat transfer enhancement in oilfield heating furnace is proposed. The ring-shaped smoke tube with vertical internal ribs is provided. The flow and convection heat transfer are experimentally studied. The heat transfer criterion equation