How are small kilovolt generators typically cooled?

Small kilovolt generators are commonly cooled by air due to a combination of efficiency, cost-effectiveness, and simplicity. Air cooling is a straightforward method that involves circulating ambient air around the generator components to dissipate heat generated during operation. This method is often used for smaller units where the heat output is manageable, and the infrastructure for more complex cooling systems, like water or oil cooling, may not be necessary or practical.

Air-cooled systems are generally lighter and easier to maintain since they don't require additional fluids or complex piping systems. They are also less prone to leakage and contamination issues associated with liquid cooling systems, making them ideal for smaller, portable applications where reliability and maintenance ease are critical considerations. Therefore, air cooling aligns well with the practical needs of small kilovolt generators, contributing to their widespread use in various applications.