Test device and method for simulating field electric energy measurement
The present invention provides a test device and method for simulating field electric energy measurement.The device for simulating field electric energy measurement is a novel simulating device designed according to the state electric energy meter field standard and DL/T448-2000, includes a real loa...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The present invention provides a test device and method for simulating field electric energy measurement.The device for simulating field electric energy measurement is a novel simulating device designed according to the state electric energy meter field standard and DL/T448-2000, includes a real load portion and a virtual load portion in principle.The real load portion is composed of current voltage transformer, second wiring thereof, and electric energy meter, is a single bus double loop, can simulate various real wirings in the field, thus ensuring the accuracy and reliability of the electric energy measurement, and avoiding bringing hidden trouble to the safe operation of the power system.The virtual load is composed of three-phase program control test power supply and voltage, and current wiring switch box, has the characteristics of stability, strong function, easy use and the like, can be used by power supply department, metering department, school and training center for explaining practical phenomena |
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