Excitation Control in Power Systems
Excitation Control in Power Systems When the load on the supply system changes, the terminal voltage of the alternator also …
BROWN BOVERI REGULATOR
BROWN BOVERI REGULATOR In this type of regulator, the exciter field rheostat is varied continuously or in small steps instead …
SUBSYNCHRONOUS RESONANCE
SUBSYNCHRONOUS RESONANCE Subsynchronous resonance is a condition that can exist in a power system where the network has natural frequencies …
INFLUENCE OF SHORT INTERRUPTIONS ON EQUIPMENT
INFLUENCE OF SHORT INTERRUPTIONS ON EQUIPMENT During a short interruption, the voltage is zero; thus, there is no supply of …
SWITCHGEAR EQUIPMENT
SWITCHGEAR EQUIPMENT Switchgear covers a wide range of equipment concerned with switching and interrupting currents under both normal and abnormal …
ESSENTIAL FEATURES OF SWITCHGEAR | Switchgear: Features, Components, and Classification
ESSENTIAL FEATURES OF SWITCHGEAR The essential features of switchgear are: (I) COMPLETE RELIABILITY With the continued trend of interconnection and …
THE NEED FOR SWITCHING IN POWER ELECTRONIC CIRCUITS
THE NEED FOR SWITCHING IN POWER ELECTRONIC CIRCUITS The heart of any power electronic circuit is its semiconductor-switching network. The …
WHAT IS GROUNDING
GROUNDING There are several important reasons why a grounding system should be installed. But the most important reason is to …
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 …
ANALOGUE INSTRUMENTS
ANALOGUE INSTRUMENTS Analog instruments are physical devices that use continuous signals (analog signals) to measure and display information. Examples of …
