| 城市生活垃圾塑料风选系统 |
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| 引用本文： | 高根树,王锦芳,张虎元,冯蕾. 城市生活垃圾塑料风选系统[J]. 轻工机械, 2009, 27(2) |
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| 作者姓名： | 高根树 王锦芳 张虎元 冯蕾 |
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| 作者单位： | 北京金州环保发展有限公司,北京,100101;兰州大学,资源环境学院,甘肃,兰州730000;兰州大学,西部灾害与环境力学教育部重点实验室,甘肃,兰州730000 |
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| 基金项目： | 北京金州环保发展有限公司项目 |
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| 摘 要： | 我国城市生活垃圾处理塑料分选技术尚处于起步阶段,设备分选效率低是目前影响该技术应用的核心问题,另外能耗偏大也是影响其广泛应用的重要原因.从工艺设计、系统设计、设备设计3个层次综合考虑是解决这些问题的有效途径.经历过一些实践,分析认为风力分选设备应从工艺设计角度优先考虑在垃圾腐熟后阶段设置;在系统设计上,应力求物料厚度、抛撒速度、落差与风选机相匹配;通过在风选室内设置接力滚筒,可以大大改善风力作用衰减、延长轻料输送距离角度;采用新型转子离心分离机,可以大幅度缩小分选设备占地面积、高度、循环风量和环境粉尘排放.
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| 关 键 词： | 城市生活垃圾 塑料 风力分选 效率 接力滚筒 离心分离机 箅子 |
Wind Sifting System for Plastics from Municipal Solid Waste |
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| GAO Gen-shu,WANG Jin-fang,ZHANG Hu-yuan,FENG Lei. Wind Sifting System for Plastics from Municipal Solid Waste[J]. Light Industry Machinery, 2009, 27(2) |
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| Authors: | GAO Gen-shu WANG Jin-fang ZHANG Hu-yuan FENG Lei |
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| Affiliation: | 1.Beijing Golden State Environment Development Co.;Ltd.;Beijing 100101;China;2.School of Resource and Environmental Science;Lanzhou University;Lanzhou 730000 China;3.Key Laboratory of Mechanics on Western Disaster and Environmental;Lanzhou 730000;China |
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| Abstract: | In order to improve the low efficiency and high energy consumption existed in available machines for separation of plastics from municipal solid waste(MSW) in China these days,a new wind sifting equipment was invented under principles from process design,system design and equipment design.The newly designed equipment for separating of plastics from matured waste can provide a suitable combination between material thickness,dispensing velocity and fall head.A relaying drum was equipped in sifting chamber to ... |
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| Keywords: | municipal solid waste treatment plastic wind sifting efficiency relaying drum centrifuge grid |
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