Patratu thermal power plant

INTRODUCTION PTPS was made by Russian collaboration in

1962 . This was authorized in the later part to “Heavy

engineering corporation”, Ranchi. At that time it was one of the biggest

production plants in Asia The total capacity of the plant is 840MW. It has two sides Russian side and Indian side

having capacity 400MW and 440MW respectively.

Plant layout

Constructional detail:-

The whole plant is mainly divided into five parts:-• Coal handling unit.• Water treatment plant.• Steam generator .• Steam turbine.• Cooling tower.• Switch yard.

COAL HANDLING PLANT:-

• Coal storage capacity of the plant is 300000 tones.

• Feeding capacity is 500 tones/hr.• The source of coal is Khalari and Barkakana.• Calorific value of coal is 4000 k cal/kg.

Rail wagon at yard

Local engine (shan)

COAL HANDLING PLANT

By railway rake up to yard by local

engine (shan) tippler line platform

by operating switch, unloaded

Hopper discharge chute (vibrating

feeder) conveyor belt next conveyor

finally yard (stock) by dozer

Hopper under ground conveyor belt

next conveyor magnetic separator

crusher (crushed coal) ball mill

(converted into dust) pulverized coal

bunker dust is fed into boiler.

Wagon tippler

Platform

Wagon pusher

Tippler pusher

Hopper

Conveyor belt roller

Yard (stock)

Magnetic separator Crusher

Ball Mill

It is a device used for size reduction.

it can reduce sizes up to a tenth of a micron.

Cylindrical in shape.

Rotates on a horizontal axis.