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Investigation into the mechanical properties and metal creaks of a diesel locomotive wheel
diesel locomotive wheel-set wheel metal metal cracks hardness chemical composition wear
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2010/10/29
After JSC ‘Lithuanian Railways’ (AB ‘Lietuvos geležinkeliai’) bought new Siemens ER20 CF locomotives produced in Western Europe and brought them into service, some of them have already done about...
鼓式制动器三维热—机耦合温度场仿真（3D Thermo-mechanical Coupling Temperature Field Simulation of Drum Brake）
鼓式制动器 瞬态传热 热—机耦合
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2009/5/22
通过对鼓式制动器惯性制动时蹄鼓摩擦接触状态分析，考虑接触副摩擦因数温度特性，以EQ1208车后桥鼓式制动器为例，对建立的鼓式制动器热—机耦合三维有限元模型进行了惯性制动工况数值仿真，得到了鼓式制动器耦合瞬态温度场仿真结果。A测试点温升试验结果与仿真结果对比，两者变化趋势相同，且吻合较好。对在惯性制动工况下的鼓式制动器温升主要影响因素（车速和道路坡度）进行了仿真分析。
Equivalent mechanical parameters of oscillating rotary motors used in transport equipment
transport equipment oscillating rotary motors mechanical system equivalent parameters
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2010/11/1
In various appliances and equipment of sundry transport means there is a lot of diverse mechanisms of periodical movement. So, the various piston or membrane pumps of fuel feeding and lubrication syst...