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- fully mechanized face with top coal caving 综放工作面
- fully mechanized face with caving of roof coal 综放工作面
- By the relative theory analysis and local practice,the design of the fully mechanized face with water-affusion into coal and spraying dustproof are compositively reformed. 通过相关理论分析和现场试验,对综放工作面煤体注水设计和喷雾降尘设计进行综合改造。
- Removing hydraulic support in the fully mechanized face have already been introduced in this article,the removal chunnel of form,method,order are explained. 介绍了综采工作面液压支架回撤通道的形成、方法、顺序。
- Communication programme has been designed by Modbus fieldbus based on HT6L1-400Z/1140 intelligent switchgear. The remote monitoring and control for large equipments has been carried out in fully mechanized face. 在HT6L1-400Z/1140智能型组合电器的基础上采用Modbus现场总线,编制了通讯程序,实现了综采工作面大型设备的远程监测监控。
- An air curtain was designed according to the jet theory of fluid mechanics and the role and feature of air curtain to separate dust in a fully mechanized face. 根据流体力学射流理论,分析了空气幕在综采工作面隔离粉尘的作用,并根据综采工作面应用空气幕隔尘的特点,设计了空气幕。
- Reason Analysis and Processing of Roof Brokenness and Coal Wall Caving in the Fully Mechanized Face 采煤工作面顶板破碎、煤壁片帮原因分析与处理
- Study and test for recovery rate of the top coal in fully mechanized face using caving method and the methods for raising the coal recovery rate 综放面顶煤回收率试验研究及提高回采率的途径
- The floor undulation reason and law of the slicing fully mechanized faces is emphatically analyzed, and the effective methods of controlling the floor undulation is worked out . 本文着重分析了分层综采工作面底板起伏变化的机理及规律,并提出了有效控制分层综采中工作面底板起伏变化程度的方法。
- Research and Practice of Gas Control Techniques during Preliminary Extraction of Fully Mechanized Face with Caving Mining 综放面初采期瓦斯治理技术研究与实验
- Cause Analysis on Abnormal Gas Emission in Fully Mechanized Face With Caving Mining in High Gassy and Inflammable Seam during Spontaneous Combustion Period 高瓦斯易燃煤层综放工作面发火期间的瓦斯异常涌出原因分析
- Research and Control of Coal Dust in Fully Mechanized Face 综采工作面煤尘的研究与治理
- Improvement of Dust Control System in Fully Mechanized Face 综采工作面防尘系统的改进
- Keywords slicing fully mechanized face;floor undulation;control; 分层综采;工作面底板;控制;
- A fast-withdraw technology and relative safety processes of fully mechanized caving face in steeply-inclined coal seam are introduced. 介绍了急倾斜特厚煤层综放工作面回撤工艺及相关安全技术措施。
- This technique has been used successfully in the air-return gate oJ" 1310 fully mechanized roof coal caving face in Zhangcun Coal Mine. 该项研究在漳村1310综放面回风巷的工程实践中得到了成功应用和检验。
- The law of top coal movement on a fully mechanized longwall face with top coal caving wasanalysed thoroughly on the basis of field observation andfinite element calculation. 本文根据现场观测、数值计算以及理论分析,详细阐述了放顶煤采场的顶煤变形运动规律,指出了顶煤变形运动可划分成四个区:顶煤变形区,压裂区,松动区和放落区。
- By improving the fully mechanized light caving technology,carrying out in the 1426D working face light caving practice,achieving the goal of safe production. 通过改进综采轻放工艺,在1426D工作面进行综采轻放开采实践,实现了安全生产目标。
- In early application of fully mechanized top coal mining,Spontaneous fire took place when the backout of fully mechanized top coal caving face was stopped mining. 在应用综放开采的初期,每当综放工作面停采回撤时,就会发生自燃发火。
- Application of Advanced Gas Drainage Discharge Holes in a Fully Mechanized Face 超前卸排瓦斯钻孔在综采工作面的应用
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries