Pelton Turbine: Impulse Runners and Flow Classification

The Francis turbine does not reduce markedly in efficiency until the load reduces to around ______%.

Francis runners can be used across a wide range of ______ and flow rates;

Kaplan runners consist of a series of ______ mounted onto a central hub.

The adjustable pitch ______ can be used to regulate the rotational speed of the runner,

Kaplan turbines utilise between three to six ______, although up to ten blades are possible.

Kaplan turbines are used for low ______ applications where a medium to high flow rate is present;

Pelton runners have the most distinctive ______ of all hydroelectric turbines.

The outer periphery of the runner contains a series of ______ connected to a circular disc.

A jet of water is sprayed at these ______ from a spray nozzle, and the resultant impulsive force applied to the runner causes it to rotate.

Pelton turbines are used for ______ head applications where a low flow rate is present;