The pipe vibration problem is especially serious in large reciprocating compressor because of its big power and large bulk.
大型往复式压缩机功率大、占地面积大，管道振动问题也更为突出。
According to the character of vibration in reciprocating compressor, the vibration signal was separated from intrinsic frequencies of the system by envelope demodulation method.
考虑到往复式压缩机振动具有振源丰富、信息干扰大的特点，利用包络解调法分离出系统固有频率成分的振动信号。
The vibration signals of reciprocating compressor are basically non-balanced from its configuration and work principle, such as the vibration signals of air-valve, crosshead and piston.
由压缩机的结构和工作原理可知，压缩机的振动信号基本上都是非平稳信号，如气阀，十字头、活塞等振动信号。
By means of inspecting vibration and collecting data of 4rds reciprocating compressor unit on site, the vibrating cause were analyzed, the vibration absorbing scheme was formulated and adopted.
通过对4rds型压缩机组进行现场振动监测和数据采集，分析了振动原因，制定出减振处理方案并采取了有效的减振措施。
According to this theory, this paper gives an instance for analyzing a vibration signal of reciprocating compressor valve. The method is fairly effective in mechanical fault recognition.
借此理论，本文对较为复杂的往复式空气压缩机气阀振动信号作了分析，探讨了用于故障气阀自动识别的方法，收到了较好的效果。
Vibration is a frequent trouble of reciprocating compressor. This article systematically presents the vibration generation, action mechanism and anacom method.
振动是往复式压缩机系统的一种常见故障，文章系统地介绍了其振动的产生、作用机理，以及分析计算方法。
The multifractal features are extracted from the vibration signals of different spots on reciprocating compressor using the improving arithmetic, the general dimension spectrum of bearing.
采用多重分形改进算法提取往复压缩机振动信号的多重分形特征，得到了轴承故障的广义维数谱。
The multifractal features are extracted from the vibration signals of different spots on reciprocating compressor using the improving arithmetic, the general dimension spectrum of bearing.
采用多重分形改进算法提取往复压缩机振动信号的多重分形特征，得到了轴承故障的广义维数谱。
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