SITING Hydroelectric plants are located in geographic areas where they will make economic use of hydraulic energy sources. Hydraulic energy…

A pumped storage unit is one in which the turbine and generator are operated in the reverse direction to pump…

The exterior frame, made of steel, either cast or a weldment, supports the laminated stator core and has feet, or…

The stator core assembly of a synchronous machine is almost identical to that of an induction motor. A major component…

THE ROTOR ASSEMBLY The rotor of a synchronous machine is a highly engineered unitized assembly capable of rotating satisfactorily at…

The duty on self-starting synchronous motors and condensors is severe, as there are large induction currents in the starting cage…

Thermal generating plants are designed and constructed to convert energy from fuel (coal, oil, gas, or radiation) into electric power.…

SELECTION OF AUXILIARY SYSTEM VOLTAGES The most common plant auxiliary system voltages are 13,800 V, 6900 V, 4160 V, 2400…

HIGH VOLTAGE CIRCUIT BREAKERS High voltage circuit breakers of 34.5 kV and above may be used in the switch-yard associated…

Many motors are required in a thermal generating plant and range in size from fractional horsepower to several thousand horsepower.…