Fast Positive Sequence Phasor (PSP) Based Frequency Measurement Method

Initial -  May 26, 2026

This example provides a fast positive sequence phasor (PSP) based frequency measurement method. The method delivers a fault tolerant frequency estimation during unbalanced faults, voltage phase jumps, and system frequency variations.

Please refer to the PSCAD v5.0 or v5.1 example, attached.

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