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【摘要】 简要介绍电子行业洁净室的特点、洁净室的气流组织形式和风系统的形式。对新风机组"干盘管FFU"系统的优点进行了阐述,并对西安某一采用新风机组"干盘管FFU"系统洁净室送风量、新风量和冬夏季不同设计方案的空气处理过程进行了分析与计算,给出不同设计方案结果的比较分析,指出所采用方案的节能性与合理性。 【Abstract】 The characteristics of cleaning room in the electronic industry are expounded,and the air current configuration of organization and the form of air system in the electronic industry air-conditioning are presented.Advantage of make-up air unit-dry coil-FFU system is stated.Calculation and analysis of different design scheme for make-up air unitdry coil-FFU system air-conditioning course are provided in summer and winter respectively,calculation results of different design scheme are compared and analyzed.Finally,rationality and energy-saving design scheme are implemented in this project. 【关键词】 干盘管; 新风; 设计方案 【Key words】 dry coil; make-up air; design scheme