... Also called a free-jet turbine or Pelton wheel, a type of impulse turbine,named after L. A. Pelton who ... buckets or cups arranged on the periphery of a runner, or wheel, which causes the runner to ... rotate, producing mechanicalenergy. The runner is fixed on a shaft, and the rotational motion of the turbine ... is transmitted by the shaft to a generator.Pelton turbines are suited to high head, ...