基于(火用)分析的集成涡流板实验研究
Keywords: 集成涡流板 能量分离 (火用)分析 删效率
Abstract:
涡流板是单个涡流管的集成化.结构比较复杂,将它看作一个开口系统来研究.依据热力学第一、第二定律,建立适合涡流板系统(火用)分析的热力学模型.结合实验对集成涡流板系统进行删分析,得到分离孔板尺寸、热端管长度、喷嘴结构以及入口压力、冷流比等因素对涡流板能量分离效果和静(火用)效率的影响.研究结果表明:入口压力在0.45 MPa、冷流比在0.7～O.8、冷端孔板内径与涡流室内径之比在0.5处(火用)效率最大;热端管长度越长删效率越大;渐缩型喷嘴的系统删效率比平行喷嘴大.
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