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Distribution Automation Handbook
ABB

Distribution Automation Handbook

Section 8.8 Protection of Meshed Networks

ABB

Distribution Automation Handbook

Publicado: 1 de março de 2023 · Categoria: Cadernos técnicos

Section 8.8 Protection of Meshed Networks

Deste documento

Distribution Automation Handbook Section 8.8 Protection of Meshed Networks Distribution Automation Handbook (prototype) 1MRS757289 Power System Protection, 8.8 Protection of Meshed Networks 2 Contents 8.8 Protection of Meshed Networks ......................................................................................................... 3 8.8.1 Introduction .............................................................................................................................. 3 8.8.2 Distance Protection .................................................................................................................. 3 8.8.2.1 IMPEDANCE MEASUREMENT ................................................................................................................................................. 3 8.8.2.1.1 Phase-to-phase loop................................................................................................................................................ 4 8.8.2.1.2 Phase-to-earth loop ................................................................................................................................................. 5 8.8.2.1.3 Example of impedance calculation ......................................................................................................................... 7 8.8.2.1.4 A-E-fault, loop impedances...

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