Water Power: Building a Pelton Wheel

If you're generating power from a flowing water source with a moderate head, a Pelton wheel is a good choice.

Pelton wheel
Example of a Pelton wheel that receives water through a pipe. While the penstock may be set up to provide either a precipitous or sloping fall, it should be of as large a diameter as possible, have minimum bends, and hold down flow friction to the least amount.