MISCELLANEOUS WORKS OF PUMPS, REPAIRING/ SERVICING OF HP VALVES, SAFETY VALVES OF UNIT 3 OF 2X210 MW,BTPS, PTPP, PARICHHA DURING ANNUAL OVERHAULING.

Amount

Threading Out of BFP Cartridge Assembly

Threading in BFP Cartridge Assembly

Servicing of NDE mechanical seals of BFP.

Servicing of DE mechanical seals of BFP.

Servicing and rectification of NDE thrust cum journal bearing of BFP.

Servicing and rectification of DE journal bearing of BFP.

Revisioning/Servicing of DE water jacket of BFP.

Revisioning/Servicing of NDE water jacket of BFP.

Checking and adjustment of radial and axial alignment of BFP with hydraulic coupling.

Checking and adjustment of radial and axial alignment of booster pump with BFP motor.

Checking and adjustment of radial and axial alignment of hydraulic coupling with BFP motor.

Examining the non-drive end (NDE) journal bearing & thrust bearing of Booster pump.

Examining the drive end (DE) journal bearing of Booster pump.

Servicing of NDE mechanical seal of booster pump.

Servicing of DE mechanical seal of booster pump.

Revisioning /Servicing of cam controller assembly.

Servicing and rectification of internals of hydraulic coupling their reassembly and commissioning.

Overhauling of the Booster pump.

Overhauling of working oil/ lube oil coolers of BFP.

Chemical Cleaning of Cooler of Vacuum Pumps

Overhauling of Auxiliary oil pump / Emergency oil pump /JOP of main oil tank.

Overhauling of centrifuging machine

Cleaning of Suction strainer of Booster pump.

Cleaning of Main oil Tank.

Replacement of high pressure /LP damaged pipelines / drain lines including T joints / bends/ reducers of sizes 219.1 x 6.35.

Replacement of high pressure /LP damaged pipelines/ drain lines including T joints / bends/ reducers of sizes 60.3x5.54.

Replacement of high pressure /LP damaged pipelines/ drain lines including T joints / bends/ reducers of sizes 33.4x4.54.

Overhauling of Oil Transfer Screw Pump.

Cleaning of dirty oil tank.

Oil Barrels Centrifuging

Cleaning of Condenser Pit.

Realignment and adjustment of vacuum pump with motor.

Servicing of vacuum pump.

Servicing of HP heater pneumatically operated drip control valves of size Nb. 100mm to 200 mm. TAG No. DR-13, DR-9, DR-6, DR-16, DR-2.

Servicing, Overhauling of Auxiliary PRDS motorized valve size 200mm TAG. No. AS21, AS24, AS-30

Servicing, Overhauling of Auxiliary PRDS pneumatically operated control valve TAG. No. AS-22.

Servicing, Overhauling of Deaerator pegging pneumatically operated control valve of CRH and main Steam. TAG. No. AS-2 & CRH 2.

Servicing, Overhauling of safety valve of Auxiliary PRDS, Deaerator TAG. No. As-27, AS-28, As-29, AS-56.

Servicing, overhauling of safety valve installed in HP Heater no. 5&6.

Servicing, Overhauling of TGCCW, BCCW Pump NRV size Nb.250 mm to Nb.350mm.

Servicing, Overhauling of hand operated valves size Nb.100mm to Nb. 350 mm.

Changing flange gasket of valve at different elevation in TG area & Auxiliary PRDS.

Replacement of gland packing from glands Nb. 50 mm to Nb.500mm.

Servicing of pneumatically operated drip control valves of LP heaters, Deaerator level control valves, CEP recirculation valves, DM make up valve & condensate excess return to condensate storage tank control valves etc.

Servicing, Overhauling of Auxiliary PRDS motorized operated control valve of main stream TAG. No. AS- 25 size 200.

Servicing, Overhauling of isolation valve of Condensate water (motorized) of LP heaters 1, 2 &3 size Nb. 200mm.

Servicing, Overhauling of butterfly valve of PHE of TGCCW and BCCW pump size Nb. 250mm to Nb. 350mm.

Re-alignment and adjustment of condensate pump with motor.

Chemical Cleaning of PHEs

Servicing of LP heater.

Attending tube leakage of HP heaters No.5/6 & Replacement of Parting Plate of HP Heaters

Cleaning of Suction strainer of CEP.

Overhauling and servicing of Self-cleaning strainer.

Overhauling and servicing of Dearator.

Servicing and rectification of thrust bearing and journal bearing of condensate pump.

Servicing of TGCCW pump.

Servicing of BCCW pump.

Servicing of recirculation pump of vacuum pump.

Decoupling, coupling and alignment of TGCCW/ BCCW pumps with motor.

Servicing, Overhauling of Auxiliary PRDS Pneumatically operated control valve size 200mm TAG no AS-31

Cleaning of Main Oil Tank Room .

Overhauling of gland seal steam vapor extractor fan /Oil exhauster fan.

Servicing of phosphate dozing pumps along with suction & discharge NRV of pumps body.

Servicing of hydrazine/ammonia dozing pumps along with suction & discharge NRV’s of pumps body.

Complete cleaning and removal of foreign materials from phosphate metering tank, phosphate preparation tank, hydrazine/ammonia preparation tank, metering tank and their strainers arresting any leakage from level gauge and its servicing and back washing of metering tank.

Replacement of HP valve of size 10 mm to 25mm

Replacement of HP valve of size 40 mm to 65mm

Attending leakages of steam/water/oil from the pipelines

Servicing & rectification of fixed bearing and floating bearing of vacuum pump

Revisioning of unit flash tank

Cleaning of hotwell of condensor

Cleaning of DM makeup tank

M/S BIHAR CONSTRUCTION CO.