【摘要】 根据流体力学和传热学的基础理论对插件式换热器的阻力损失和传热量作了分析，建立了插件式与光管换热器之间的阻力比和热流比的概念，以及由此给出了三种类型插件后的最小阻力比值和热流比值，并作讨论。更多还原

【Abstract】 An analysis of heat transfer and air resistance loss of heat-exchanger with built-in elements isgiven on the basic throry of fluid flow and heat transfor.The proportion of resislance and heat forheat- exchanger with build- in elements to heat-exchanger,given and discussed min- proportions of threebuilt in elements.更多还原