Electricity metering with a current transformer

Details Electricity metering with a current transformer Electricity metering with a current transformer

2008-04-15

2008-04-15

Tsai, Carol S. W. (Department: 2857)

Data processing: measuring, calibrating, or testing

Measurement system in a specific environment

Electrical signal parameter measurement system

C065S061000, C065S060100, C065S057000, C324S142000, C324S10300R, C324S141000, C340S870040, C340S870010, C340S870020

Reexamination Certificate

active

11202479

ABSTRACT:
The data storage and processing resources required for an electric meter are reduced by basing the selection and application of phase error correction on a root mean square load current flowing through the meter.

REFERENCES:
patent: 5563506 (1996-10-01), Fielden et al.
patent: 6504357 (2003-01-01), Hemminger et al.
patent: 6636028 (2003-10-01), Lavoie et al.
patent: 6815942 (2004-11-01), Randall et al.
patent: 6988043 (2006-01-01), Randall
patent: 2005/0240362 (2005-10-01), Randall
patent: 2006/0085144 (2006-04-01), Slota et al.

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