| 梁北选煤厂的扩能改造 |
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| 引用本文： | 韩恒旺,訾涛,鲁和德,刘世理.梁北选煤厂的扩能改造[J].洁净煤技术,2011(6):4-6. |
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| 作者姓名： | 韩恒旺 訾涛 鲁和德 刘世理 |
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| 作者单位： | 河南神火集团有限公司梁北选煤厂;中国矿业大学化工学院; |
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| 摘 要： | 针对梁北选煤厂洗选工艺存在的问题,对选煤厂进行了初步技术改造和二次扩能改造。通过增加粗煤泥处理系统,选煤厂生产能力由90万t/a提高到120万t/a,旋流器分选精度提高,介耗由原来的3 kg/t降至小于1 kg/t;通过调节各系统入料粒级,选煤厂处理能力提高到150万t/a,入洗量和浮选尾矿灰分均有所增加,粗煤泥系统得以优化,产品质量更容易控制。与2009年相比,2010年选煤厂多创造效益26643万元。梁北选煤厂的成功扩能说明系统入料粒级调配在扩能中的作用,也为其它选煤厂的扩能改造提供了理论基础。
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| 关 键 词： | 重选 浮选 粗煤泥 粒级 处理能力 入洗量 |
Capacity expansion reform of Liangbei coal preparation plant |
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| HAN Heng-wang,ZI Tao,LU He-de,LIU Shi-li.Capacity expansion reform of Liangbei coal preparation plant[J].Clean Coal Technology,2011(6):4-6. |
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| Authors: | HAN Heng-wang ZI Tao LU He-de LIU Shi-li |
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| Affiliation: | HAN Heng-wang1,ZI Tao1,2,LU He-de1,LIU Shi-li1(1.Liangbei Coal Preparation Plant,Henan Shenhuo Group Co.,Ltd.,Xuchang 461000,China,2.School of Chemical Engineering and Technology,China University of Mining and Technology,Xuzhou 221008,China) |
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| Abstract: | Primary technical reform and the secondary capacity expansion reform have been made to solve the problems existed in washing process in Liangbei coal preparation plant.Thanks to the coarse coal slime processing system,the production capacity is improved from 0.9 million t/a to 1.2 million t/a,separation precision of cyclone is also improved.The medium consumption is reduced from 3 kg/t to less than 1 kg/t.By adjusting size fraction of coal slime,the processing capacity is up to 1.5 million t/a,the quantity ... |
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| Keywords: | gravity separation flotation coarse coal slime size fraction processing capacity raw coal feed quality |
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