[dwgeopdc-061011-01.tif, 1, en_US]
Figure 10-7
Geometric Representation of a Phasor
Reference Point for Determining the Angle
The phase angle of a measuring signal X
m
is determined relative to a cosine function having a rated frequency,
which is synchronized with the UTC time reference (see Figure 10-8).
[dwutcphi-260112-01.tif, 1, en_US]
Figure 10-8 Determination of Phase Angle ρ of Measuring Signal X
m
Relative to the Cosine Function
Measured Values, Energy Values, and Supervision of the Primary System
10.9 Phasor Measurement Unit (PMU)
1328 SIPROTEC 5, Overcurrent Protection, Manual
C53000-G5040-C017-8, Edition 07.2017
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