Protection Coordination in Electrical Substation – A Case Study
Protection coordination is the heart of all power systems. To ensure a quality and reliable operation of the power systems, an electrical fault must be cleared within a short time. …
Substation Earthing Design
The reliability of the entire power network largely hinges on the effective and efficient functioning of substations. Therefore, it’s fair to say that substations are the lifeblood of the whole …
IEC 61850 Changed Electrical Protection, Control and Monitoring
Intelligent Electronic Devices Electrical protection is as fundamental to the generation, transmission and distribution of electricity as generators, transformers and transmission lines. A couple of decades ago microprocessor based relays …
Recommended References for Power System Design
These refences from well-known Electrical manufacturing companies and have published numerous technical references which are invaluable references when performing power system design. 1. ABB Electrical Swithgear Manual This manual provides …
IEC 60865 Short-circuit currents – Calculation of effects
What is IEC 60865? IEC 60865 pertains to standards set by the International Electrotechnical Commission (IEC) that address the effects of short-circuit currents in three-phase a.c. systems. The purpose of …
Rural Substation Design
Rural Electrification Program Republic Act NO. 10531 mandated the National Electrification Administration to promote sustainable development of the country through rural electrification program and to empower the electric cooperative to …