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hydroelectric complexclick to hear

The reservoir structures and installations that use water power to produce electricity.
hydroelectric complex spillway gate crest of spillway machine hall power plant diversion tunnel training wall spillway chute afterbay bushing dam control room log chute gantry crane reservoir spillway top of dam headbay penstock

spillway gate click to hear

Movable vertical panel; it is opened to allow the reservoir’s overflow to pass through.

crest of spillway click to hear

Cement crest over which the reservoir’s overflow discharges when the spillway gates are opened.

machine hall click to hear

Area that houses the generator units used to produce electricity.

power plant click to hear

Plant that uses an energy source, here water, and converts it into electricity.

diversion tunnel click to hear

Underground conduit that diverts water during construction.

training wall click to hear

Wall that separates the spillway chutes; it is used to direct the water flow.

spillway chute click to hear

Inclined surface along which discharged water flows out.

afterbay click to hear

Area of the watercourse where water is discharged after passing through the turbines.

bushing click to hear

Device that allows the conductor to pass through the wall of the transformer and separates it from the latter.

dam click to hear

Barrier built across a watercourse in order to build up a supply of water for use as an energy source.

control room click to hear

Area that contains the various control and monitoring devices required for the production of electricity.

log chute click to hear

Structure that allows floating wood to travel from upstream to downstream of the dam.

gantry crane click to hear

Hoisting device in the form of a bridge; it moves along rails.

reservoir click to hear

Basin formed by the construction of a dam; it holds back a very large volume of water so that the flow rate can be controlled.

spillway click to hear

Channel that discharges excess water from the reservoir during flooding to avoid submerging the dam.

top of dam click to hear

Upper part of the dam; it rises above the water level of the reservoir by several yards.

headbay click to hear

Part of the reservoir immediately in front of the dam where the current originates.

penstock click to hear

Channel that carries water under pressure to the power plant’s turbines.