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SCADA REQUIRES COMMUNICATION BETWEEN MASTER CONTROL STATION AND REMOTE CONTROL STATION:
Leased-wire means use of a standard telephone circuit; this is a convenient and straightforward means…
Posted inPower System Operation and Control
SUPERVISORY CONTROL AND DATA ACQUISITION (SCADA)
· There are two parts to the term SCADA Supervisory control indicates that the operator, residing in the…
Posted inPower System Operation and Control
ENERGY MANAGEMENT SYSTEM (EMS)
· The EMS is a software system. Most utility companies purchase their EMS from one or…
Posted inPower System Operation and Control
Forms of Computer Process Control
There are various ways in which computers can be used to control a process. First,…
Posted inPower System Operation and Control
PMU
Stands for "Power Management Unit." The PMU is a microcontroller, or integrated circuit, that controls the…
Posted inPower System Operation and Control
COMPUTER CONTROL OF POWER SYSTEMS
· Increase in unit size, growth of interconnected and the need to maintain the system in…
Posted inPower System Operation and Control
ECONOMIC DISPATCH SOLUTION BY LAMBDA-ITERATION METHOD
· Block diagram of the lambda-iteration method of solution for the all-thermal, dispatching problem-neglecting losses. · We…
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STATIC SYNCHRONOUS COMPENSATOR (STATCOM)
· The STATCOM (or SSC) is a shunt-connected reactive-power compensation device that is capable of generating…
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TYPES OF SVC
1. Variable impedance type 2. Current source type 3. Voltage source type The followings are the basic types…
Posted inPower System Operation and Control
Tap Changing in Transformer
Tap Changing Regulating the voltage of a transformer is a requirement that often arises in…