What is one of the common forms for power-plant equipment control?

Power-plant equipment control commonly utilizes electrical systems due to their efficiency and versatility in managing complex operations. Electrical control systems can process and respond to varying conditions much more quickly and accurately than manual systems. They enable automated control through sensors and actuators, which are critical for maintaining optimal operation, safety, and efficiency in a power plant.

Electrical control systems can easily integrate with other digital technologies, facilitating advanced monitoring, diagnostics, and management of equipment, which contributes to improved energy efficiency and reliability. Power plants benefit significantly from these systems as they often require precise and rapid adjustments to respond to changes in demand, equipment status, and other operational parameters.

In contrast, while manual control may still be used in some situations, it's generally less efficient and can introduce risks associated with human error. Thermal and magnetic controls, while relevant in specific contexts, do not serve as primary methods for controlling a wide range of equipment in power plants.