Alternating-current (ac) generators are commonly referred to as synchronous generators or alternators. A synchronous machine, whether it is a generator or a motor, operates at synchronous speed, that ...

A direct current (DC) is applied to the rotor winding of a synchronous generator to produce the rotor magnetic field. A prime mover rotates the generator rotor to rotate the magnetic field in the ...

As more renewable energy sources and battery storage units are specified and incorporated into power systems, consultant specifying engineers are faced with many challenges that could impact the ...

As more wind and solar generation is added to the power grid and large coal and nuclear plants are retired, a reduction in reactive power is becoming a concern. Underutilized gas and steam turbines ...

As gas and steam power generation plants approach the end of their operational life, plant owners face a challenging decision between upgrading or retiring the plant. Retiring a power generation unit ...