查询词典 gas explosion

This paper studies the influence on the flame transmission law in gas explosion of tube furcation.

在实验的基础上，研究了管道分叉对瓦斯爆炸过程中火焰传播规律的重要影响。

With the combination of the physical model based on excavation roadway during gas explosion,the gaseous phase detonation parameters are deduced on the conditions of the known gas congestion position,volume and concentration.

结合所建立的掘进巷道瓦斯爆炸的物理模型，当已知瓦斯聚积位置、体积和浓度时，利用Hugoniot方程和Rayleigh方程推导出了瓦斯爆轰参数的公式。

Using the Conservation Law of mass, momentum, energy in the form of Euler and equation of the thermodynamics, the interaction between the shock wave and the wall surface of the excavation roadway during the gas explosion is discussed.

文章建立了瓦斯爆炸冲击波的管道物理模型，利用Euler形式的动量、质量、能量守恒方程和热力学方程从理论上解析了瓦斯爆炸过程中爆炸冲击波与掘进巷道壁面相互作用中正反射和斜反射时波阵面上的各个参数，并给出了计算公式和简化公式。

On the basis of experiment, the influence of wall roughness on fire transmission and overpressure in gas explosion was investigated.

在试验的基础上，研究了瓦斯爆炸过程中壁面粗糙度对火焰传播速度和超压的影响。

The damage effects of gas explosion on the structures in excavation roadway is to study some factors such as the overpressure in the shock wave front, the action time of shock time, the position of structures, the shape and so on. Through the discussion above, the study about the damage mechanism and damage effects on ventilation system can be put into theory research and practice.

瓦斯爆炸对构筑物的破坏效应是通过对冲击波阵面上超压、冲击波的作用时间及构筑物所处的位置、构筑物的形状等因素的研究进行的，而瓦斯爆炸的破坏机理和对通风系统破坏效应方面的研究不但可以加深理论而且还可以应用于实践。

When the tube is biforked,the additional turbulent flow will be produced,which will improve the flame transmission speed in gas explosion.

管道分叉时，产生附加湍流，使瓦斯爆炸过程中火焰的传播速度迅速提高。

Channeling storehouse accident caused serious damage to the equipment, often in production, when channeling coal warehouse, also can cause obstruction, transportation lane unventilated, gas explosion accident caused etc.

窜仓事故常造成设备严重损坏，井下停产，当窜仓煤量较大时，还会阻塞巷道，造成运输巷通风不畅，引起瓦斯爆炸等事故。

In December 2007 the early morning of 6, Hongdong County, Linfen City, Shanxi Province left-rural village of the original red light of the new kiln coal mine gas explosion, 90 miners died, without any security, rescue personnel and make the death of 15 People.

2007年12月6凌晨，山西省临汾市洪洞县左木乡红光村原新窑煤矿发生瓦斯爆炸事故，井下死亡90人，在无任何安全保障的情况下，又使得施救人员死亡15人。

The experimental results have enriched the transmission law of the gas explosion shock wave in complex tunnel, and have positive significance to prevent and control destruction and injury function of the shock wave.

试验结果丰富了瓦斯爆炸冲击波在复杂巷道中的传播规律，对预防和控制冲击波的破坏和伤害作用有积极的意义。

Key words: safety engineering; gas explosion; shock wave; overpressure; transmission law

关键 词：安全工程；瓦斯爆炸；冲击波；超压；传播规律

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。