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reference signal
    Extraction & Treatment of Reference Signal in Intelligent Overall Dynamic Balance Instrument
    智能整机动平衡仪中基准信号的提取与处理
    (3) implementing 100 frequency doubling of reference signal through PLL circuit, use as the clock pulse of the switched-capacitor filter MF10ccn, so implementing self-adaptive band-pass optical filter according to the center frequency (rotor frequency).
    (3)采用锁相环路对基准信号100 倍频,以提供四阶开关电容滤波器MF10ccn 的时钟脉冲,实现以转子转频为中心频率的自适应带通滤波;
    To the development of high-speed rotor dynamic-balancing testing system based on DSP(digital signal processing),the way of picking-up rotator reference signal,testing rotator speed based on DSP and the design of software are introduced.
    针对基于DSP(d igital signal processing)平台的高速转子动平衡测试系统的开发,介绍了一种基于DSP平台的转速基准信号测试方法.
    (2) implementing 32 frequency doubling of reference signal through PLL circuit, use as the activation pulse of A/D acquisition, so implementing 32 point complete alternation acquisition of rotator’s vibration analog signal in different rotator speed.
    (2)采用锁相环路对基准信号64 倍频,作为DSP 内置A/D 的采样触发脉冲,实现对不同转速转子的振动信号进行64 点整周期采样;
    Magnitudes and phase values of unbalanced weights are obtained directly by sampling the vibration signal synchronized with reference signal.
    采用基准信号作触发 ,分别对内、外转子进行同步采样 ,就可直接获取各转子相应的振动幅值和相位。
    Extracting & treating method of reference signal is explained in detail.
    详细阐述了基准信号的提取和处理方法。
 

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