Finite Element Analysis for Thread Structure of Explosion-protection Fan Leaf Stalk Used in Mine 矿用防爆风机叶柄螺纹结构有限元分析
The invention relates to a protective device combined by fabricated explosion-protection wall and turnover road needle, belonging to the structure engineering field. 本发明装配式防爆墙和翻转式路刺组合防护装置属于结构工程领域。
Two fabricated explosion-protection walls are combined with a turnover road needle respectively to form the protective device. 两种装配式防爆墙分别和一种翻转式路刺组合形成防护装置。
Explosion-protection cavity is designed cube, decreasing volume and weight of starter. 隔爆腔体设计为立方形,容积得到充分利用,减小了起动器的体积和重量。
Study on the Safety Basis of Reinforced Concrete Explosion-protection Wall 钢筋混凝土防爆墙设置安全基础研究
Fire prevention and explosion-protection in PVDC polymerization process PVDC聚合生产工艺防火防爆
Describe PVDC polymerization process and the character of main monomer. Put forward fire prevention and explosion-protection technology by process and others in PVDC polymerization production. 简略介绍了PVDC聚合生产工艺,介绍了偏氯乙烯等主要单体的性质,指出了PVDC聚合生产中工艺方面和其它方面的防火防爆安全技术。
The influence of Ethanol-Gasoline for Vehicles on Explosion-Protection Safety Properties of Crude Oil Station 车用乙醇汽油对原油站防爆安全特性的影响
The basic structures of the explosion-protection wall of chemical industry are introduced simply. The advantage, significance of reinforced concrete finite element analysis and the research actuality of reinforced concrete structure dynamics response are introduced. 简述了化工企业防爆墙构造的基本形式,钢筋混凝土有限元分析的优点、意义及钢筋混凝土结构动力响应的研究现状。
From the correlative data, the reinforced concrete structure is found not only with better anti-detonation capability but also economical. So, in this paper, the setup of the reinforced concrete explosion-protection wall is discussed principally. 从相关资料中可以看出钢筋混凝土结构的抗爆能力较强且最为经济,所以本文主要研究钢筋混凝土防爆墙的设置。
Study on the explosion-protection reli ɑ bility of v ɑ ri ɑ ble frequency control system used in explosive ɑ tmospheres 爆炸性气体环境用变频调速系统的防爆安全性研究
Explosion-protection requirements for structure of tax controlled oilers and check of explosion proof performance 税控加油机电气安全和整体防爆结构的要求及防爆性能检验
One key point of the paper is to develop a simple but applied pump with reliable performance, well explosion-protection function and can be electro-proportional controlled, based on some analysis of the condition in the mine and electro-control speed-regulation methods of the pump without explosion-protection. 3. 本文关键的一点就是基于井下防爆要求的前提,通过分析现行非防爆液压泵的电控调速方法,开发出一种简单实用、性能可靠、同时具有防爆功能的电比例调速系统。
Construction of the explosion-protection and pump-control electro-proportional speed-regulation system. 防爆泵控比例调速系统的构建。