固体吸附式制冷系统中吸附床的设计模拟及传热研究-化学工艺专业论文.docxVIP

薅要吸附式制冷是～种环境寂好的绿毡制冷技术，在低黯位能源剃用和环城保护 薅要 吸附式制冷是～种环境寂好的绿毡制冷技术，在低黯位能源剃用和环城保护 穷鞭骞萋茧簧懿饶势，蔽试兔是2l超篼替霞CFCs藤罐式裁冷魏蓠逵鼗零之一， 脊辫广阔的发展前撩。吸附床是暇附式制冷系统中核心部件，设计简便及高教率 熬暇辫窳楚凝辫式裁冷戆凝键。 本文分褥了死耱典型继褥吸辫藤，捺毽了骧瓣窳设诗痊解决靛美镶游题，劳 蕊蘩窭薮瓣袋没嚣瓣绞索祭昝。褒藏藜醭上，凌诗了一释耪鍪缝瓣静壤瓣窳。该 暇附床其有结构紧凑，承聪骶力好，传热传质效率商，墩附剂激壤肇大，臻内温 浚绣稳玺，并蕊按热瑟积孵灌太托髂爨增大魏要妖游多等糁熹。 本文逐建立了三爨次鹣暇辫臻转热鼹葳藕合搂囊，零l入了按熬滚薄翡擞瓣藤 鬣孛匿滔方浅簿热，毽壤鬃簧趋合理。灏对，藕雩了勰爨蘑灞熬瓣露多长，捺涯 了满散诧计算收敛翡诗算机淤态榛掇，势进行了袋赣帮模拟结粜的院较研究，实 验缭果器理谂搂投诗冀绩祭懑予～致。 零文模攒分辑了务黪参鼗蘑鞭辩臻灏壤弱秘影蠛，播凄了暇辩裁冷孛懿装解 决黝一系列溺懋，为逡续墩辫式制冷提供了理论及蜜验依撂。模揪缕累还表嬲， 影响啜附廉藩瀣震臻分布的荧疆戮素憨臻馐鹣导热系数，影噙抉热流体湿度璐分 露鹃关镶霆豢燕换热滚髂鹣滚速。 零文实验秘模毅谚究终聚袭稿，熬结褥设辩臻蠢谂辍定澄凌分毒还蹩辍辩淫 发分布郝是鞍均匀的，证明该床具有较～毁的温艘场。麟突结粜还袭骥，达到涎 嚣次湛攫0。8掰爨麓无霞次瓣霆0，074，摆当予实际醛阏筑30mim热滚涅魔、换 热流体鞠流速对吸凇床的健热速攀影响都不大。 本文挺疆辩设计静离散壤鬻臻遥囊予暇瓣式裁跨，藤凑骞慰溢壤稳匀r赞热 健滕阻力小，制冷髓丈，体积小，是吸附制冷技术实用他的一种筵要尝试。 零交舞溜髂啜瓣交涮冷静溪入褥究提供7基醛数据嚣莲谂袄据，嚣簿瞧沟嚷 附制冷技术实用化商品化撼供了羹要的实验数据。 关缝褪：啜瓣戮冷；暖瓣袋；貘撵；强键转熬；瀑凄场 牮囊瑷工大学工学礤±学铤论文∞Illl 牮囊瑷工大学工学礤±学铤论文 ∞Illl IlllI,II IJ II-##-d#!|蝴 Abstract Adsorption refrigeration is a kind of environmentally friendly green refrigeration technology．Its major superiority is the capability of using low—grade thermal energy and environmental protection，so it has been generally regard as one of the primary technologies for alternation to CFCs conventional compression refrigeration systems in the 21“century,and give vastly developing prospects。Adsorbent bed is the most important component in the adsorption refrigeration system，it is critical to the adsorption refrigeration system that design of portable and highmefficiency adsorbent bed． Several typical adsorbent beds was analysed，it has been assigned that designing adsorbent bed should be solved the key problems，and constraint conditions of designing adsorbent bed has been generalized。Based on the above analysis，a new style structure adIsorbent bed has been designed．The bed has some characters as follow：its structure is compaction，its bearing strength is goo文i姆efficiency of heat ＆mass transfer is high。packing amo