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研制的椭圆重力热管空气预热器具有优良的传热与空气动力学特性，已应用于石油化工厂常减压加热炉的余热回收系统，使加热炉热效率达到９０％以上。
The developed elliptical gravity heat pipe air preheater has excellent heat transfer and aerodynamic characteristics and has been applied to the waste heat recovery system of atmospheric and vacuum reheating furnaces in petrochemical plants so that the thermal efficiency of the heating furnace reaches more than 90%.