Maintenance at Power Station

 

Boiler

MAINTENANCE OF FIRST PASS (FURNANCE AND FIRING SYSTEM)

Complete replacement of refractory for burners and Peepholes

Maintenance of burners and firing system.

Complete maintenance first pass internals and Pent house.

Maintenance of peepholes and external deposit mechanical cleaning.

MAINTENANCE OF SECONDPASS

Tubes replacement for Secondary Super heater, Primary Super hater, Economizer inlet and out lets and water wall tubes.

Maintenance and repair of tubes locks and spacer supports.

Maintenance of pipe lines replacement for auxiliary pipe lines.

Non – Destructive testing Radiography, Ultrasonic thickness testing & Dye penetrations testing Inspection for tubes and headers.

MAINTENANCE OF STEAM DRUM

⟥ Maintenance of Drum internals, Fasteners, steam separators, steam
dryers, chemical dossing system.

⟥ Non-destructive test for drum dish, shell joints, drum
attachments & down commer tubes Ultrasonic testing.

⟥ Maintenance and replacement of new fasteners and metal
graphite gaskets.

⟥ Maintenance Steam drum cross over steam pipes, roots
valves and level gauge indicators.

MAINTENANCE OF DEAERATOR & FEED WATER STORAGE TANK

⟥ Maintenance and inspection of internals deaerator & feed
water storage tanks.

⟥ Non-Destructive test for deaerator & feed water storage dish, shell joints..

MAINTENANCE OF DAMPERS

⟥ Burner’s primary, Flue gas inlet and outlet dampers, FD-Fan Dampers

⟥ Mechanical maintenance and services and repair works.

⟥ Repair and maintenance of dampers.

AIR PRE HEATER MAINTENANCE (APH)

⟥ Overhaul maintenance of RAP Drive gear system, Lube oil system, Bearing maintenance, flue gas inlets.

⟥  Completed replacement Air-Pre heater baskets elements and Non-metallic expansion joints.

MAINTENANCE OF FROCED DRAFT FAN (FD FAN)

⟥ Maintenance of FD-Fan vanes, Bearing, Ducts and Stacks.

⟥  Inspection and repair of ducts nom
metallic expansion joints

⟥  Painting and protection of structures.

MAINTENANCE OF HIGH ENERGY PIPE

⟥ Maintenance and inspection for Pipe and various type of
support with the high energy pipe.