It is found the composite material rod exhibits torsional vibration band gaps.

发现一维声子晶体具有扭转振动带隙,并且分析了椭圆形状对带隙频率的影响.

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Presents a torsional vibration model during the flameout of a cylinder with the system matrix method.

利用系统矩阵法建立了车辆动力传动系在发动机一缸熄火时的扭振数学模型.

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Considering the variable inertia of the reciprocating parts, free torsional vibration characteristics of crankshaft are studied.

研究往复运动件变惯量下的曲轴系自由扭振特性.

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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.

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Torsional vibration shaft and loosen its joint , and eventually cause rupture drop of the shaft.

它们是引起主轴的断裂和脱落, 造成运行事故的主要原因.

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The reason and characteristics of vibration were analyzed, such as torsional vibration etc.

分析了其轴系扭转等振动产生的原因和特点.

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Evaluation of quality of the towing unit of an elevator by its torsional vibration.

转差频率控制的电梯拖动系统.

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The software is programmed that can analyze torsional vibration and dynamic stress of shaft.

编制出机械压力机传动系统相应扭转振动及轴内动态应力分析软件.

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