Repair And Maintenance Of Unit-1 Machine At Pilangad Shp (2 X 1125 Kw) In Distt. Uttarkashi
Tender Value
Ref. Documents
Estimated cost
Bid Submission
12 Dec 2023
0 days left
EMD
78000
Bank guarantee accepted
Document Fee
2360
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
bhatwari → Uttarakhand
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Repair And Maintenance Of Unit-1 Machine At Pilangad Shp ( 2 X 1125 Kw ) In Distt. Uttarkashi
BOQ
| Sl. No. | Item Description |
| 1 | Butterfly Valve Assembly:-a) Dismantling of complete BFV, fixing of dummy plates on penstock.Shifting of BFV assembly to factory for all repairing & testing works. b) Inspection, Cleaning , Replacement of BFV disc seal, repairing of SSseal locking ring, drilling and tapping,replacement of damaged SShardware, adjustmentofseal, drytesting BFV completeinall respect including all men,material& allT&Prequiredfor propercompletion of work includingreplacementofallfixingbolts& nuts make TVS/Unbrako 8.8 grade.c) Butterfly valve housing inside seal seating area (stainless steel)complete repair by welding and machining after dismantling of disc and bushes.d) Supply/replacement of damaged DU bushes, fixing of DU bushesby usingnitrogen gas cooling method at driving andnon driving end of BFV disc.e) BFV Servomotor:- Complete repair and servicing of servomotor by replacing seal, Hardware’s etc. |
| 2 | RUNNER ASSEMBLY:- Dismantling of runner assembly, measuring blade profile, inlet & discharge area dimension, welding by using rod SS 309 MO with proper heat treatment process, grinding, profile making, machining and dynamic balancing of Runner. Maintaining Final dimension as per drawing for full load output capacity in all respect including all man & material required for proper completion of work. |
| 3 | TOP COVER:- Dismantling, Removal of damagedcrack portion by deep cutting, grinding, weldingby using rodSS 309 MO, complete filling of SS metal by SS 309MO welding rod on the labyrinth ringportionorreplacementofnewlabyrinthringwheretherunnerto labyrinth ring gap 0.6mm to be maintained ( presently it is 1.86mm) asperOEMDrawings,complete machiningofweldedportion,testing-complete in all respect including all man & material required for proper completion of work . |
| 4 | BOTTOM COVER:- Dismantling,Removalofdamagedcrack portion by deep cutting, grinding, weldingby using rodSS 309 MO, completefillingofSSmetalbySS309MOweldingrodonthe labyrinth ring portion OR Replacement of labyrinth ring with newwheretherunnertolabyrinthringgap0.6mm tobemaintained( presently it is 1.86mm) as per OEM Drawings, complete machining of welded portion , testing-complete in all respect including all man & material required for proper completion of work. |
| 5 | GUIDE VANE ASSEMBLY:- a) Dismantling, removal of damaged portion by deep grinding, welding & profile grinding of Guide vanes (24Nos), welding work shall be in slow welding and long cooling concept to avoid any thermal stress or any deviation in Guide vanes dimension, replacement of O-rings at housing area, housing cover bush at driving and non driving end , Proper Setting of all 24 Nos of guide vanes according to the dimension in drawing ,link & lever drilling, tapping , reaming, replacement of damaged dowel pin & circlip, dry testing andoperation-complete in all respect including all man and material required for proper completion of work. |
| 6 | b) Replacement of damaged regulating ring bearing balls, proper greasing, proper setting of regulating ring with GV Link & liver assembly and dry testing,complete in all respect including all man and material required for proper completion of work. |
| 7 | STUFFING BOX:- Complete repairing of stuffing boxby welding, grinding and machining of seal seating area for proper functionincluding all man and material required. |
| 8 | SHSFT SLEEVE:- complete Shaft seal sleeveRectification/repair workby ss welding and machiningcomplete in all respect including all men, material & all T&P required for proper completion of work. |
| 9 | TURBINE DE BEARING:- Turbine DE Bearing: Complete dismantling of DE bearing top housing, bottom housing, inspection of thrust collar, bearing thrust pads, rebabitting of thrust pads 24 nos if required , Ultrasonic testing of pads,cleaning, scrapping, adjustment and blue matching of pads & testing complete in all respect including all men, all T&P required for proper completion of work. |
| 10 | Replacement of Generator Terminal Connector:- Complete replacement of damaged terminal connectorwith proper fit and proper clearance, clean metals before brazing, flux the parts, braze the assembly point, clean the Brazed point, apply main insulationglass based mica paper tape on brazed area and apply varnish, connecting of terminal , meggering of IR Value, Testing & energizing of Generatorcomplete in all respect including all men, all T&P required for proper completion of work. |
| 11 | Box up, Final Testing & Synchronization of Machine: - Complete reassembly of turbine components, replacements of all dummy plug of turbine levelling and alignment of complete turbine and generator assembly, testing & commissioning ofthe unit. |
AI Tender Summary
Tender Timeline
Nov 11, 2023
11:30 IST
Tender Published
Tender notice published.
CompletedDec 12, 2023
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedDec 15, 2023
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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