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- Implementation of Rotating Machine Vibration Signals Acquisition System 旋转机械振动检测装置数据采集的实现
- Comparison studies on sampling method of rotating machine vibration signals in time and angular domain 旋转机械振动信号角域与时域采样方法的对比研究
- The implement of Machine vibration signals acquisition in a complete sampling period 整周期采样在机械振动信号采集中的实现
- Design for Tracking Filtering Circuit in Anti-Aliasing Filtering of Machine Vibration Signal 自适应抗混叠滤波器在机械振动信号采集中的应用
- The design for tracking filtering circuit in anti-aliasing filtering of machine vibration signal 自适应滤波器在机械振动信号抗混叠中的应用
- machine vibration signals 机械振动信号
- By means of computer, seperating of signal and no ise and testing of singular value to vibration signal character of machine tool has been discussed. 利用计算机对机床振动信号特征量进行信噪分离与奇异值检验,使机床颤振的早期预报达到更高水平。
- The constituteion and characteristics of rotative machine and the applications and the heading of the vibration signal processor technology are discussed. 单位:昆明理工大学建筑工程学院云南昆明650093;昆明理工大学建筑工程学院云南昆明650093;
- By studying the vibration signal characteristics in periodic loading machine system, vibration signal model including state equation and observed equation was constructed. 通过研究周期性负载机械系统振动信号的特点,构造了包括状态方程和观测方程的振动信号模型。
- Vibration signal contains plenty of state messages of equipments and vibration signal can reflect the running state of machine most rapidly and most directly among these messages. 由于机组的振动总是伴随着机器运转而始终存在着,振动信号蕴含了丰富的机组内部的状态信息,充分剖析振动信号的特征信息,可以为故障诊断提供重要证据。
- The Vibration unit of Dynamic Balance machine can transfer the information of testing accessory;the vibration signal proportionates with Unbalance force of the accessory. 动平衡机的振动系统部分传递被测试工件不平衡量信息,振动系统根据工件不平衡惯性力的大小做出相应的反应,产生振动,这个振动信号由传感器采集后送入测试系统。
- Mechanical vibration - Evaluation of machine vibration by measurements on rotating shafts - Part 5: machine sets in hydraulic power generating and pumping plants. 机械振动。旋转轴上测量机械振动的评定。第5部分:水力发电厂和泵站机组。
- The rotor-stator contact problem can be detected by monitoring the torsional vibration signals. 提出了从转子扭转振动的变化来诊断转静碰摩故障的方法,并探讨了此方法的可行性和有效性。
- Improper adjustment will result in errors of recoil force, verticality and repeatability, and also result in machine vibration (it will rapidly swing if the frequency is high). 不适当的调节会引起反冲力以及垂直度和重复性误差,并且可能造成机器振动(频率高时会快速摆动)。
- Spectrum peaks were found in the lower frequency area of the vibration signals obtained from the compressor set. 摘要分析某压缩机组振动信号的频谱发现低频处具有较高的谱峰。
- Vibration signals collected from an automobile gearbox with an incipient tooth crack areused in the investigation. 研究中用到了从带初始齿裂纹的汽车变速箱中采集的震动信号。
- The experimental research results show that the method under discussion can effectively diagnose the vibration signals of a centrifugal pump. 实验研究结果表明,该方法可以有效地对离心泵振动信号进行诊断。
- Considering rotation machines like a motor, the vibration signals are of universal nonstationarity and the fault samples are usually very limited. 旋转机械如电机振动信号普遍存在非平稳性,同时对于某台设备已有的故障样本往往非常有限的。
- This machine vibration is large in range, it is strong to screen ability.With the advantagesuh as high efficiency to work, low noises, easy to operate low maintainling rate, low consumption energy-conservation etc. 该机振动幅度大,筛选能力强,工作效果高、噪音小、操作方便、维修率低、低耗等优点。
- In complicated frequency components domain, wavelet scalogram and assigned wavelet scalogram were used to further analyze vibration signals. 在频率成分较复杂的地方,利用小波尺度图和再分配小波尺度图进行细化分析。