UNIQUE CHARACTERISTICS OF GROUND FAULTS
UNIQUE CHARACTERISTICS OF GROUND FAULTS It is assumed here that the transmission has multiple grounding points at wye-connected transformer neutrals, …
TYPES OF GROUND RELAYS
TYPES OF GROUND RELAYS There are three basic types of relays that are used for ground relaying; overcurrent relays, distance …
GROUND FAULT PROTECTION AND ITS IMPORTANCE
GROUND FAULT PROTECTION AND ITS IMPORTANCE Ground Fault Protection refers to the use of devices or systems designed to detect …
TYPES OF SUBSYNCHRONOUS RESONANCE INTERACTIONS
TYPES OF SUBSYNCHRONOUS RESONANCE INTERACTIONS There are several ways in which the system and the generator may interact with subsynchronous …
ADJUSTABLE SPEED AC DRIVES BEHAVIOR DUE TO VOLTAGE SAG
ADJUSTABLE SPEED AC DRIVES BEHAVIOR DUE TO VOLTAGE SAG Many adjustable-speed drives are equally sensitive to voltage sags as process …
CAUSES OF LONG INTERRUPTIONS
CAUSES OF LONG INTERRUPTIONS Long interruptions are always due to component outages. Component outages are due to three different causes: …
DIFFERENCE BETWEEN CSMA/CD AND CSMA/CA
DIFFERENCE BETWEEN CSMA/CD AND CSMA/CA CSMA/CD:Carrier sense multiple access with collision detection (CSMA/CD) is one of the most popular access …
NETWORK MEDIA AND CONNECTORS
NETWORK MEDIA AND CONNECTORS Networks are built using a topology of bus, star, or ring, but how the systems will …
GENERATOR FIRE PROTECTION
GENERATOR FIRE PROTECTION Special fire protection equipment is sometimes used to quickly extinguish fires within the generator housing. One method …
MONITORING OF SHORT INTERRUPTIONS
MONITORING OF SHORT INTERRUPTIONS As short interruptions are due to automatic switching actions, their recording requires automatic monitoring equipment. Unlike …
