Posted On: Dec 21, 2022
The braking jet is used to stop the runner present in the Pelton turbine when it is not working properly. This happens when the nozzle inlet is closed and the water jet is also stopped, but due to inertia runner doesn’t stop running even after the proper closure of the inlet nozzle. So, a brake nozzle is provided in the turbine to divert the direction of the jet to the back of the buckets. This direction provided by the brake to the jet is known as the Braking jet.
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