中国造纸杂志社-造纸；纸浆；制浆；行业；专家；设备 关键字：打浆质量；振动信号；多维偏最小二乘法模型 [gap=826]Key words：pulp refining quality;vibration signal;N-way Partial Least Square Model
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Mechanical vibration signal 机械振动信号
multi-vibration signal 多振动信号
random vibration signal 随机振动信号
Original vibration signal 原始振动信号
engine vibration signal conditioner 发动机振动信号调节器
a vibration signal 振动信号
Vibration signal was gained through the vibrate testing of rotating model and steam-electric generating set.
对旋转机械模型和汽轮发电机组分别进行了振动测试，获取了振动信号。
参考来源 - 基于分形理论的旋转机械故障诊断的应用研究The piecewise self-affine fractal model was explored for data coding and reconstruction of vibration signal.
提出了用于对振动信号进行编码及重构的分段自仿射模型。
参考来源 - 旋转机械振动信号分形编码及重构算法·2,447,543篇论文数据，部分数据来源于NoteExpress
Then, analyzes and compares methods of processing vibration signal in used, involves pretreatment methods and secondary treatment methods.
然后，分析对比了振动信号的一般处理方法，包括预处理和二次处理的方法。
With PC, eddy current sensor and sound card, a vibration signal collecting system was designed. Laying position of the sensor was explained.
测试系统采用PC计算机、电涡传感器，声卡，建立了乳化液泵振动信号的信号采集系统并对测点的安放进行了说明。
The real detecting result shows that it is feasible to use the engine surface vibration signal to diagnose main bearing shell abnormal wear trouble.
现场实测结果表明，利用柴油机表面振动信号来诊断柴油机主轴瓦异常磨损故障是可行的。
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