Nonlinearity load measuring accuracy measuring device of digital electric energy meter
The utility model provides a nonlinearity load measuring accuracy measuring device of digital electric energy meter, include: a function signal generator, the 2nd function signal generator, standard numeral electric energy meter and pulse ratio are to the ware, wherein: a function signal generator i...
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| Hauptverfasser: | , , , , , , , , , , , , , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a nonlinearity load measuring accuracy measuring device of digital electric energy meter, include: a function signal generator, the 2nd function signal generator, standard numeral electric energy meter and pulse ratio are to the ware, wherein: a function signal generator is connected with digital electric energy meter of bei ce and the 2nd function signal generator, and the 2nd signal generator is connected with standard numeral electric energy meter, and the pulse ratio is connected ware and digital electric energy meter of beice and standard numeral electric energy meter, a function signal generator generates electric current data signal, voltage data signal and theoretical power, the 2nd function signal generator output criterion electric current data signal and standard voltage data signal, the pulse of standard numeral electric energy meter output criterion active electric energy, the pulse ratio is compared the ware and is surveyed active electric energy pulse and standard act |
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