The principle,installing method and technical request of the interlocker of bidirectional ventilation door were expounded in the paper.
详细介绍了双向风门联锁装置的工作原理、安装方法及技术要求,该装置安装简便、使用安全,可在生产矿井迅速推广。
To reveal the pulsate dust-purging mechanism of plenum-type bag filter,the adiabatic energy equation based on aerodynamics is applied to the venting system,so as to drive theoretically the reverse air speed expression of bag filter surface in pulsate dust-purging process.
为了揭示气箱式脉冲喷吹袋式除尘器的清灰机理,应用空气热力学关于开口系统绝热能量方程,对气箱式脉冲袋式除尘器在脉冲喷吹过程中滤袋表面的反向风速数学表达式进行了理论推导。
In view of the operation safety of high speed passenger trains under strong lateral wind,the 3-car three dimensional dynamics simulation model is set up with the use of the SIMPACK software.
针对强侧向风下高速旅客列车运行安全性问题,利用SIMPACK软件建立了3车三维动力学仿真模型,根据已有的高速列车在侧向风下的空气动力学模拟计算得到的风载荷数据,分析了侧向风对列车在直道和曲线上动力学性能的影响。
Analysis of flow characteristics around train-bridge system under cross wind and train induced wind;
横向风与列车风联合作用下车桥系统绕流分析
The influence of cross wind on the air flow field in a natural draft dry cooling tower is studied experimentally on the basis of similarity rules.
本文通过模型实验手段研究了横向风对自然通风干式冷却塔空气流场的影响问题。
Three-dimensional flow will be appeared near the front and rear of the high-speed train when it is running on the bridge under the cross wind and train induced wind, also the flowfield near the middle part of the train will be affected at some degree.
横向风作用下高速列车在桥上运行时,由于列车风的作用,在列车头尾部必然产生比较明显的三维流动,同时列车中部流场也会因列车运动而受到一定的影响。
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