尼尔森选矿机在国内外选矿中的应用与研究进展

介绍了尼尔森选矿机的结构、分选原理、设备分类和优缺点,回顾了该设备在工业试验和工业生产应用中的概况,总结了该设备的研究进展情况,指出该设备正朝着大型化、多样化的方向发展,未来将更广泛地应用于我国的选矿行业。     

直驱永磁电动机在煤矿的应用

为进一步提高设备效率,保障系统的可靠性,介绍了永磁电动机原理和技术。重点分析了该技术应用在煤矿设备上所具有的节能、减少设备维护及稳定可靠等方面的优势。探讨了该技术在煤矿设备上的应用前景。     

综采工作面回风顺槽跨刮板机遥控天桥的研制

 综采工作面回风顺槽跨刮板机遥控天桥是井下工人安全通过工作面刮板输送机的专用设备,本文阐述了研制该设备的必要性,介绍了该设备的主要组成部分、功能和技术参数,阐述了该设备的工作原理和操作方式,并总结分析了其设计中的结构特点。     

基于点检模型的煤矿生产设备管理信息平台设计

在分析煤矿生产设备管理现状和信息化监管要求的基础上,以设备维修保养为中心,全面的设备状态检修为目标,设计了煤矿生产设备状态信息采集、处理的方法与流程,建立煤矿生产设备管理的点检模型、设备运行状态分析方法和设备故障维修等标准,从而创建了煤矿生产设备管理信息平台。该平台突出了煤矿生产设备管理的状态监测、信息采集和分析决策功能,促进了设备管理工作的制度化、标准化、规范化,从而实现了煤矿生产设备管理的数字化。利用该平台可极大地降低煤矿生产设备使用成本和维修费用,提高设备的利用率和完好率,确保生产的安全性。     

CMM10-30型锚杆钻车在神东矿区的应用

CMM10-30型锚杆钻车属于巷道高效快速掘进系统,是该系统核心设备。论述了该设备的结构组成及原理、主要技术参数、关键技术和结构特点以及在神东矿区的应用情况。结果表明,该设备稳定性好,适用性强,有效地解决了井下掘、支不平衡的实际困难和矛盾,充分实现了掘、支、运的平行作业。     

煤炭企业设备管理和采购管理信息化平台研究

针对煤炭企业设备管理和采购管理存在的问题,提出了煤炭企业设备管理和采购管理信息化平台的建设思路,设计了该平台的功能架构,详细阐述了该平台的设备管理系统、供应商管理系统、采购管理系统、备件管理系统和废旧设备管理系统5个功能子系统,该平台在提高煤炭企业设备管理能力的同时,也为煤炭企业和煤炭设备供应商提供了一个交互式平台,从而降低了煤炭企业设备管理和采购的成本。     

TDY液压动跳汰机在杏花选煤厂的应用

介绍杏花选煤厂改造前的现状,分析为什么要对原煤系统进行改造。从TDY液压动筛跳汰机的结构、工作原理和特点几方面分析适合该设备分选的块煤和矸石。并对该设备在杏花选煤厂的投用、运行状况、优点、使用该设备时存在的问题和注意事项及经济效益进行了分析。     

大型煤炭企业设备管理信息系统的研究与设计

为了提高大型煤炭企业集团的设备精细化管理程度,研究设计了大型煤炭企业设备管理信息系统,分析了该信息系统建设的必要性,介绍了该信息系统的基本设计原则和系统架构,详细阐述了该信息系统的功能设计。通过实际应用表明,该信息系统能够最大限度地盘活集团公司的设备存量资产,实现设备调剂的管理顺畅,提高设备的周转和运行效率。     

GPJ120/3-C型加压过滤机在辛置选煤厂的应用

阐述了GPJ120/3-C型加压过滤的工作原理和设备特点,介绍了该设备在辛置选煤厂的应用情况。生产实践表明,该设备智能化、自动化程度高,处理能力强,回收效率高,应用于选煤行业能够提高经济效益。     

煤矿企业设备管理信息系统的研究与设计

随着煤矿企业设备朝着大型化、精密化和自动化的方向发展,煤矿企业需要充分利用信息技术加强对设备的管理,保障设备安全运行。从煤矿企业对设备管理的需求分析入手,研究与设计了煤矿企业设备管理信息系统,介绍了该系统的流程设计,详细阐述了该系统的功能模块设计。实际应用表明,该系统能够提高煤矿企业设备的管理效率,提升煤矿企业设备管理的科学化水平。     

China rare earth market review

正November 1~10,2014Chinese rare earth market was still inactive.Demand for rare earth products was weak.Consumers took a wait-and-see attitude for lower price.As it was an off season for rare earth products,it was expected that prices of rare earth could continue turbulence at the bottom in short terms.Due to a sharp drop,demand for rare earth from downstream recovered.Affected by new energy vehicles,wind powder and energy-efficient appliances,production of rare earth permanent     

China rare earth market review

正August 1~10,2014 There was some good news in rare earth industry recently.Restructuring plans of rare earth groups led by Baotou IronSteel Group and Xiamen Tungsten Group respectively have been approved by MIIT.And rare earth storage policy,which had been expected for a very long time,has been launched officially.Pushed by the good news,rare earth price started to rebound since August 5.Price of didymium oxide and dysprosium oxide rose about 1% to 2%,averagely.About 10% of     

China rare earth market review

正July 1~10,2014Due to weak demand from downstream industry and slow transactions,rare earth market remained weak and price of rare earth products continued to decline.There was no sign of recovery in downstream market.The market of NdFeB magnetic materials and phosphor was depressed.Catalyst,     

New energy vehicle:an opportunity for rare earth magnets

<正>Extracted from Securities Guide 1.Popularity of new energy vehicles—an irresistible market trend1.1 Progress of new energy vehicles Chinese Premier Li Keqiang said recently on a visit to Xi'an BYD Autos that new energy vehicles,especially new energy bus,can lessen environment and noise pollution.He encouraged the use of new     

注浆加固技术在十三矿-685 m进风大巷中的应用

针对煤矿开采深度不断向深部延伸,掘进巷道受深部高应力的影响越来越大,巷道围岩整体稳定性差,矿山压力显现越剧烈现象,一般锚网喷加锚索支护无法从根本上控制巷道的变形。总结了平煤股份十三矿-685 m进风大巷注浆加固技术,依据对巷道掘进之后变形监测数据的采集,对巷道变形机理进行分析研究,并对注浆时段进行了合理选择,在对巷道的注浆工艺进行了充分论证的基础上,对巷道进行了注浆。注浆后效果表明:巷道滞后注浆时间段的选择非常重要,巷道在恰当的时间内进行注浆加固施工,能有效控制巷道的变形,巷道注浆后变形量明显减小,岩体的稳定性明显增强,减少了巷道日常维修工作,降低了矿井的生产成本,保障了矿井的安全生产。     

稀散金属产业的观察与思考

分析了近年来国内外稀散金属产业的生产、应用、资源与市场状况.铟锡氧化物靶材、砷化镓晶片、锗红外材料、铼高温合金和硒在电解锰及玻璃的应用等已成为稀散金属的主要应用领域.稀散金属的产量快速增长达到历史高位而导致了市场的失衡.以GaInP_2/GaAs/Ge,CIGS和CdTe为代表的非硅系太阳能电池是稀散金属的新兴应用领域,将给稀散金属带来日益增长的需求.     

China rare earth market review

正November 21~30,2014Due to weak demand from downstream industries,transactions of rare earth in Chinese domestic market were inactive.It was difficult to sell any rare earth products except for dysprosium oxide and terbium oxide.Suppliers lost confidence in recent market.Demand for rare earth products was soft.Consumers continued to take a wait-and-see attitude.Rare earth export market remained slow.     

Current situation and future trend of China rare earth luminescent materialindustry(continued)

<正>Developing ecological lighting source The world is facing the big problem of energy shortage today and the contradiction between economy development and environmental protection is worsened.Therefore,people are more likely to choose an ecological light source that is more energy efficient and environmental friendly.The choice provides great opportunity for the development of rare earth optical material industry in China.The concept of green lighting positions rare earth luminescent material as a leading player in illumination market.The light source of both rare earth luminescent lamp and LED lamp is ecological and energy saving.This is why     

Galaxy Magnets achieved the net profit of 34.02 million yuan in the first six months of 2014

正Galaxy Magnet announced its financial results for the first half of 2014 on August 14.For the first six months ended on 30 June 2014,Galaxy Magnet achieved operation income of RMB 182.3 million,up8.40% over the same period of 2013,and the net profit attributable to the shareholders of the listed company of 34.02 million yuan,increasing 35.49% over the same period of last year.Stable performance increase was led by development of new customers and application market of magnets.     

Rare Earth Application in Steel in China

<正>China has rich rare earth resources.Output of rare earth and steel in China ranks the top first in the world.However,there is still certain distance between the steel produced in China and developed countries from the point of varieties and quality.China still has to import some types of steel.Improving the quality should be emphasiZed in future development of steel industry in China.Rare earth can be used to upgrade traditional steel