PMU acquisition device

The utility model discloses a PMU acquisition device. The device comprises a microprocessor with a built-in counter, wherein the communication module, the synchronous signal generator and the satellite clock receiving module are connected with the microprocessor; the device also comprises a voltage...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHOU KELIN, CHENG LEI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a PMU acquisition device. The device comprises a microprocessor with a built-in counter, wherein the communication module, the synchronous signal generator and the satellite clock receiving module are connected with the microprocessor; the device also comprises a voltage transformer and a current transformer. The voltage transformer is connected with the microprocessorthrough a first low-pass filter and a first comparator in sequence; the current transformer is connected with the microprocessor through a second low-pass filter and a second comparator in sequence, the microprocessor is further connected with the first comparator through a first D/A converter, and the microprocessor is further connected with the second comparator through a second D/A converter. The PMU acquisition device provided by the utility model has the advantages of high transmission efficiency, high data acquisition accuracy and the like. 本实用新型公开了一种PMU采集装置,其包括内置有计数器的微处理器,与微处理器连接的通讯模块、同步信号发生器以及卫星时钟接收模块,还包括有电压互感