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In what way is the supply coal/fuel is done in travelling grate stoker?

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In what way is the supply coal/fuel is done in travelling grate stoker?

(a) Screw conveyor

(b) Tuyere

(c) Reciprocating mechanism

(d) Gravity hopper

I got this question in examination.

The above asked question is from Type of Stokers topic in chapter Steam Power Plant of Energy Engineering

1 Answer

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Best answer
Right choice is (d) Gravity hopper

The best explanation: The coal is fed by gravity from a hopper located in front of the stoker. The depth of fuel on the grate is regulated by hand adjusted gate. The speed of the grate varies at the rate at which the coal is fed to the furnace.

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