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Table 5 Platform Test Results of The Fault Cases of China Southern Power Grid

From: Development of a WAMS based test platform for power system real time transient stability detection and control

Criterion name Transient stability detection moment (s)
Case 1 Case 2 Case 3 Case 4
Maximum power angle difference based criterion 1.86 1.22 1.96 0.68
Clearance of generator cluster based criterion 2.6 1.58 1.04 0.66
Measured trajectory based EEAC 1.40 1.16 1.40 0.88
Trajectory convexity in the phase plane based criterion 1.18 1.06 1.00 0.84
Single generator energy function based criterion 0 2.76 3.58 1.58
Perturbed voltage trajectory integration based criterion 0.96 1.10 0.80 0.56
  1. note: result 0 stands for stable