restoration of unit-ist including procurement of material/consumables required - "installation of bulk head on penstock line opening or miv locking for complete arresting water leakages. bulk head to be provided by j&k, pdcl.", "opening of all oil, water and air and grease, pipe lines of turbine and generator.", "installation of erection devices for dismantling / removing of draft tube cone (upper and lower), & runner assembly.", "dismantling of adjusting rings of draft tube, cone.",
tling of draft tube upper and the lower, cone.", "installation of bulk head on draft tube opening., bulk head, to be provided by j&k pdcl.", "opening of the supporting plates of regulating rings after disengaging from the connecting rods, of guide vane servomotors.", "dismantling of the existing shaft sleeve, assembly.", "dismantling of guide vane levers, guide vane, links etc.", "dismantling of all the turbine guide bearing, pads and storing them safely.", "decoupling of turbine shaft and the generator, shaft assembly.", "dismantling of all the guide vanes and guide, vane servomotors, etc.", dismantling of all the guide vane bushes from the top cover bush housings. however before their dismantling, diameters of all the pivot bushes shall be measured and recorded., dismantling of the turbine top cover assembly including the lower fixed labyrinth ring., dismantling of the turbine shaft assembly., "dismantling of the existing damaged shaft sleeve, assembly.", dismantling of all the guide vane bushes from the pivot ring assembly. however before their dismantling, diameters of all the pivot bushes shall be measured and recorded., "inspection of all the dismantled studs, dowels, bolts/ nuts, pins to identify their replacement by, new ones.", dismantling of pivot ring assembly., post dismantling activities, "balancing of rotor assembly conducting the impedance measurement of all the rotor pole coils followed by their polarity testing., completing the jointing of all the assembled/ tested rotor poles involving soldering, breezing and proper insulation. measurement of the insulation resistance of the rotor pole winding to check its final healthiness. balancing of rotor assembly including providing of weight", "balancing of rotor assembly including providing, of weight", "thorough cleaning of the complete generator stator core all along its periphery both inside as well as from its outside surface using a suitable, cleaning agent viz mto.", "thorough cleaning of all oil coolers along with, water tubes and pressure testing of the same with assembly.", "thorough cleaning of all turbine guide bearing, oil coolers and pressure testing of the same and assembly.", "thorough cleaning of the complete generator stator winding overhang portions all along its periphery on both its connection-end side as well as from its non-connection end side using a, suitable cleaning agent viz mto.", "blue-matching of rebabitated pads for checking quality of, rebabitating with a surface plate.", "blue-matching of thrust collat bottom surface with the top insulation surface for thrust runner, disc at service bay.", "blue-matching of rebabitated pads with the, coresponding journal surface on the thrust collar assembly.", blue-matching of rebabitated pads with the coresponding journal surface on the lower bearing journal on the generator shaft assembly., polishing of all the turbine guide bearing pads and blue-matching them with the coresponding journal surface on the turbine bearing journal on the turbine shaft assembly., "conducting the dry-out of the generator stator, winding assembly.", measurement of the insulation resistance of the rotor pole winding to check its final healthiness, "conducting the dry-out of the generator rotor, assembly.", boxup activities, assemblies of the top cover assembly in position with replacement of all its old fasteners by new ones which are to be procured., "replacement of 8mm rubber cord by a new, one.", "trial assembly of runner with pivot ring and, measurement of bottom labyrinths clearances.", trial assembly of runner with turbine top cover and measurement of top labyrinth clearances., re-assembly of pivot ring assembly in position., "re-assembly of all guide vanes in the pivot ring, assembly.", "lowering of turbine shaft assembly in the turbine, pit using the erection device.", "re-assembly of all the guide vane bush housings in the top cover and replacement of its damaged fasteners by new ones which are to be, procured", "assembly of regulating ring along with, connecting rods of the guide vane servomotors in the unit.", "lowering of lower bracket assembly along with brake jack assembly in position with all its, fasteners duly tightened.", "lowering of generator rotor assembly in the generator pit, supporting on the jacking pads.", "lowering of upper bracket assembly in position with all its, fasteners duly tightened.", "re-assembly of thrust collar assembly on the generator shaft by shrunk fitting method., checking the vertical movement of thrust collar, assembly.", "reassembly of thrust runner disc assembly, thrust pads, h.s., lubrication system, etc.", "checking of rotational level of generator shaft and correcting, the same", coupling of generator and turbine shaft flanges., "re-assembly of the francis runner assembly and its coupling with turbine shaft using new, coupling bolts & nuts.", "assembly of all associated turbine components viz guide vane servomotors, guide vane lever, & link mechanism.", "carrying out the combined rotational checks of the turbine & generator shafts and correcting the alignment, leveling & equal ioad sharing of, the thrust pads.", "centering of the shaft and setting of bearing clearances in, ugb, lgb & tgb in a concentric manner.", "checking and connecting of all oil pipe lines &, charging of governor.", "bedding & setting of all guide vanes with respect to steel liner, of top cover and lower ring to achieve proper, clearances.", "boxing up all bearings including their oil & water, pipe lines.", "complete assembly of draft tube upper cone, including full tightening of all bolts.", "complete assembly of lower cone with full, tightening of bolts.", "complete assembly of adjusting ring with full, tightening of all the bolts.", "complete assembly of shaft sealing system, including assembly of water pipelines", "complete assembly of oil bath of thrust bearing, with full tightening of bolts.", "assembly of grease pipeline of upper bushes and lower bushes and assembly of water pipe, line of lower bush", "measurement of insulation resistance value of, stator and rotor winding.", "spinning of the machine, dry out and then, synchronizing/ loading of the unit.", "carrying out the dry-out of the generator with windage loss method till the satisfactory levels of ir & the pi values is, achieved.", voltage build-up and subsequent synchronization of the unit followed by loading in steps and checking the unit vibrations at every step till the unit reached the rated load., carrying out the measurement of unit vibrations & dynamic balancing of the unit as required., labyrinth (stationary upper lower), shaft seal (flapper set), "all general purpose consumables, d&h make mo-309 5s welding electrodes, 0-rings, general purpose fasteners, stainless steel shims, insulation paints, etc. required during the, restoration work." for its restoration at ushp-ii, kangan.
Description :restoration of unit i 191202 : power house ushp ii kangan
open tender
jkspdc||ce (generation, kashmir)
19
Days Left
Submission Date
06 OCT 2026
Opening Date
08 OCT 2026
Tender Estimated Cost
₹ 1.24 Cr.
EMD
₹ 2.48 Lakh
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