An algorithm about calculating frequency of motor vehicle brake oil pressure 一种计算汽车制动油压波动频率的算法
The circumference mfl of the wire rope has a broad space - frequency range along the axial of rope 钢丝绳周向漏磁信号沿绳长有丰富的空间波动频率成份。
By applying dwt and mallat in wavelet analysis , the oscillation signal of active power on transmission line is decomposed and reconstructed ; the strategy of upfc ' s secondary control based on wavelet is proposed by using the reconstructed active power as input signal . simulation results verify the efficiency of damping subsequent swing quickly under serious power oscillation circumstance that is hard to damp by ordinary upfc controller . the system dynamic stability is apparently enhanced 针对系统功率波动频率较高情况下upfc对系统后续摆稳定的控制作用难以得到充分发挥的情况,采用小波分析的mallat塔式算法对系统功率波动信号进行分解,并基于mallat塔式重构算法的思想滤除了信号的冗余扰动成份,寻找到一个高压缩比、低相对误差的重构功率信号,从而使其能够符合upfc实际控制需要。
波动: undulate; fluctuate; unsettl ...频率: frequency; rate槽脉动频率: slot pulsation frequency; slot ripple frequency策动频率: driving frequency差动频率: differential frequency冲动频率论: frequency theory of nerve impulse地动频率: frequency of ground motion晃动频率: slosh frequency激动频率: excitation frequency进动频率: precession frequency脉动频率: frequency of ri le; frequency of ripple; impulse frequency; pulsation frequency; ripple frequency起动频率: frequency of starting驱动频率: driver frequency; drivign frequency; driving frequency扰动频率: disturbance frequency蠕动频率: peristaltic frequency跳动频率: jump frequency微脉动频率: micropulsation frequency心动频率计: cardiotachometer运动频率: motion frequency章动频率: nutation frequency震动频率: frequency of shock振次,振动频率: shake frequency振动频率: frequency of oscillation; frequency of vibration; oscillation frequency; vibration frequencies; vibration frequency; vibrational frequency; vibration, frequency of振动频率机: sonometer振动频率计: sonometer; vibration frequency meter