To solve the first stage piston ruptured frequently in 6M50 Nitrogen-hydrogen compressor,by means of setting up a 3-dimentional model and using Finite-Element Method to analyze the piston’s stress and distortion.
针对6M50氮氢气压缩机一级活塞频繁破裂,采用三维实体建模和有限单元法对其进行了应力和变形分析,为此类活塞的改造提供理论依据。
By means of FEM (Finite-Element Method),this paper set up a 3-dimentional model under the practical operation condition for 6M32A Nitrogen-hydrogen compressor s crankshaft.
采用有限元法,对6M32A氮氢气压缩机曲轴进行了实际运行工况下的三维建模,研究了整个曲轴的应力和变形状态,校核了曲轴在交变载荷下的静强度和疲劳强度,为压缩机曲轴的改进设计提供了有价值的理论依据。
Innovation of pistoning,piston,cyclinder,lubricating grease station and overpressure of the unit are introduced concerning the 6M32(51) nitrogen and hydrogen compressor.
介绍了6M32(51)氮氢气压缩机组有关活塞环、活塞体、气缸、稀油站及系统超压问题的技术改造,确保改造后活塞环耐磨,气缸、活塞体耐用,润滑油系统稳定备用,气缸扩缸后的输气量增加,使机组系统指标进一步完善,取得良好的效果及该机组良好的市场前景。
Analysis is made on the causes for the overvibration of the secondary shaft of 4MSGP 7/15 nitrogen turbo compressor and this vibration induced impeller abrasion accident.
对 4 MSGP7/ 15型氮气透平压缩机二级轴振动过大并由此而发生叶轮磨损事故的原因进行了分析 ,详述了整个修复过程及仍存在的问题。
