采用机械阻抗原理,给出了轮轨系统随机激振力功率谱密度函数的理论计算方法。
A theoretical method of the PSD of random excitation force in Wheec-rail system is advanced on the principle of mechanical impedance.
但现在我要产生的,功率是力和速度,间的标量积。
But now the power that I have to generate is the dot product between the force and the velocity.
普遍来说,六成的制动功率分配给前轮,原因前轮是在减速过程中负荷量发生变化,承担降低冲撞力的功能。
Under normal operation about 60 percent of braking power goes to the front wheels which, because of load transfer under deceleration, take the brunt of the retardation duties.
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