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机械专业外文文献翻译
英文原文
High Productivity -A Question of Shearer Loader Cutting Sequences

K. Nienhaus, A. K. Bayer & H. Haut, Aachen University of Technology, GER

1 Abstract
Recently, the focus in underground longwall coal mining has been on increasing the installed motor power of shearer loaders and armoured face conveyors (AFC), more sophisticated support control systems and longer face length, in order to reduce costs and achieve higher productivity. These efforts have resulted in higher output and previously unseen face advance rates. The trend towards bigger and better” equipment and layout schemes, however, is rapidly nearing the limitations of technical and economical feasibility. To realise further productivity increases, organisational changes of longwall mining procedures looks like the only reasonable answer. The benefits of opti-mised shearer loader cutting sequences, leading to better performance, are discussed in this paper.中文译文
高效生产 - -个关于采煤机截割的次序的问题
1 摘要
目前, 地面下长壁采煤法致力于增加安装在采煤机和甲板输送机的电机功率, 以及更先进的支架控制系统和增加工作面长度,以达到减少费用和取得较高的生产效率的目的。这种努力已经造成较高的开支和先前未见过的设备费用增长速度。现在趋向于 "更大和更好" 的仪器和装备,然而这种趋势在技术上和费用上的可行性已经达到极限。为了要实现进-步促进生产力的增加,合理、有机地规范长臂采煤法的工序应该是解决提高生产效率问题的唯-的合理答案。在本文中论述了通过合理安排采煤机的截割次序以实现提高采煤工作效率。
2 简介
传统上,在地面下长壁采煤法操作方面,采煤机挖掘过程中,使用以下截割次序之-:反方向的或双方向的循环。除了这两种主要

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