Capital Maintenance Work of Turbine Generator and Associated Equipments of Unit 3 of Chibro Power Station

Supply Part A

Stainless steel Top cover liner plate and Pivot Ring Liner Plate as per Annexure M-1

S.S. Labyrinth (Top & Bottom) as per Annexure M-II

8” Rising Stem Gate Valve clas 150. As per Annexure M-III

8” Rising Stem Gate Valve clas 300 with electric actuator oprated K600F14A WD 10000 make rotark. As per Annexure M-III

8” Rising Stem Gate Valve clas 300. As per Annexure M-III

10”Gate valve . As per Annexure M-III

12” Clas 300 Gate Valve for Bypass Guard valve. As per Annexure M-III

Eccentric Connecting Pin of GV lever as per Annexure M-IV

Centric Connecting Pin of Regulating ring as per Annexure M-IV

Coupling bolt with nut(Runner-turbine) as per Annexure M-V

Coupling bolt with nut(Turbine Shaft And Rotor Shaft ) as per Annexure M-V

Ultrasonic flow meter DN50 Annexure M-VI

MS Seamless Pipe 2" Thickness 3.91 mm, Sch 40 Annexure M-VI

2" Gate valve Annexure M-VI

Connecting Bend Pipe of TGB Pads (As per Sample) Annexure M-VI

MS Seamless bend 2" , Sch 40 Annexure M-VI

Flange For 2” Pipe 4 hole ASA 150 Annexure M-VI

Copper Tube 3/8", 16 SWG ,15 Mtr Roll Annexure M-VII

Shaft gland sealing segment .As per Annexure M-VIII

Complete shaft Gland Assembly plate as per exising Machine sample. As per Annexure M-VIII

Rubber Consumables, Annexure M-X

Acryle Nitrile base reinforced rubber seal. for MIV of 60 MW Machine of Chibro power station as per Drg. No.HGD/T-110 (14.5 Mtrs. Long)

Synthetic rubber isolating gland seal OD: 853.0 mm, ID: 755.0 mm for shaft gland (As per drawing enclosed)

Rubber Ball dia 200 mm for air realease valve 6'' of MIV.(Maximum approx Weight 2.40 Kg )

Rubber Flapper seat for air release valve 6" ,OD 300 mm, Ball seat dia: 150 mm, ID 100 mm,

Chevron rubber packing setConsisting of 6 No. Intermediate and 1 No. Outer ring for Lever side of MIV as per following dimension and enclosed Drg. No: C350109, ID – 660.4 mm, OD – 698.5 mm

Chevron rubber packing set Consisting of 6 No. Intermediate and 1 No. Outer ring for Non Lever side of MIV as per following dimension and enclosed Drg. No: C350109, ID – 647.7 mm, OD – 685.8 mm

Packing for MIV Servo Motor Piston Rod, OD: 247.65 mm, ID: 215.9 mm, Thickness of complete set: 50.8 mm (As per drawing enclosed)

Nitrile Nylon Threaded Rubber Cup Seal, Size-150 X 120 X 15 mm of 4" ball revovling Flange of MIV.

Packing for GV Servo Motor Piston Rod, OD: 209.55 mm, ID: 177.80 mm, Thickness of complete set: 60.3 mm (As per drawing enclosed)

SS Shaft Shaft Sleeve,Annexure M-XI

Temperature Sensing Device Annexure M-XII

Strainer Parts Annexure M-XIII

Greasing System pipe line spare Annexure M-XIV.

10” NB M S Seamless Pipe LineSCH 60 AAnnexure M-XV

10” NB CLASS 300 steel flange Annexure M-XV

1.1/8"MM” X 5” Long hexa head Bolts Annexure M-XV

1.1/8"hexa Nut Annexure M-XV

7/8” BSF 76 mm Long SS STUD Annexure M-XV

7/8” Brass nut Annexure M-XV

7/8” BSF 4” LONG SOCKET HEAD CAP BOLT Annexure M-XV

7/8” SPRING WASHER Annexure M-XV

1.1/4” BSFX4” LONG HEX HEAD BOLT Annexure M-XV

Gr. 8 Hex Head Bolts1"BSFx6" long fastner Annexure M-XV

(7/8"x/4" long) Hex head cap bolt Annexure M-XV

(1.1/4"x6" long) Hex head cap bolt Annexure M-XV

1" Hexagonal Nut Annexure M-XV

7/8" Hexagonal Nut Annexure M-XV

Hexagonal Nut1.1/4" Annexure M-XV

Generator rotor pole key Annexure -I

Wedges & insulation blocks Annexure -II

RTD,TSD and Temperature scanner etc. as per annexure Annexure -III

Brake pad set Annexure -IV

Carbon Brush Annexure -V

Carbon Brush Holder Annexure- VI

Air Filter assebmly for Brake & Jack System U#3 Annexure -VII

Cup seal & O ring Of Brake & Jack System Unit #3 Annexure -VII

Rotor Coupling Bolt Annexure-IX

Slipring copper multistand Cable 120 sqmm Annexure -X

Seamless Pipe size NB-125, Sch40, Class #150. Annexure -XI

Seamless Pipe size NB-200, Sch40, Class #150. Annexure -XI

M.S Flange NB-125,Sch-40,Class#150 Annexure -XI

M.S Flange NB-200,Sch-40,Class#150 Annexure -XI

Seamless long bend NB-200,Sch-40, Class #150. Annexure -XI

Hex Head bolt & Nut M20x85 mm grade H8.8 Annexure -XI

Packers of different size, Annexure -XII

Supply material for brake and jack system, Annexure -XIII

Supply of different size of fasteners, Annexure -XIV

Spiral casing air release valve, Annexure M-XVI

Hex Head brass bolt size 1" BSF X76 mm Long, Annexure M-XVII

Generator , Generator Transformer,Unit Auxiliary Transformer, Protection panel with numerical relay (Identical to ABB make REG 670 relay) based protection panel of one Unit at 4X60 MW Chibro Power Station, Annexure -T-1

Work Part B

Dismantling of Unit

Turbine and auxillaries

Repair & overhauling of Draft Tube and Spiral Casing Annexure M-1

Overhauling of TGB assembly & its cooling Pipe line Annexure M-2

Overhauling of Guide Vane Annexure M-3

Overhauling of Top cover, pivot ring & Turbine shaft flanges Annexure M-4

Rebabbiting of 01 Set (08 Nos )of TGB Pads Annexure M-5

Fixing of Runner Cone Annexure M-6

Overhauling of Greasing System Annexure M-7

Repairing and Overhauling of Draft Tube Air Release valve(10”) and Gate valve 8” class150 Annexure M-8

Overhauling of HMC cabinet of G-40 Governor Annexure M-9

Overhauling of Guide Vane Servomotor assembly and regulating ring Annexure M-10

Overhauling of Overspeed protection ( Mechanical ) device Annexure M-11

Replacement of Cooling Valves 8" Annexure M-12

Overhauling of Cooling line Strainer Annexure M-13

Replacement of of MIV Bypass Valve and bypass Guard Valve Annexure M-14

Replacement of 10" Penstock Drain Valve (Gate Valve)&Pipe Annexure M-15

Overhauling of DT Drain Valve Annexure M-16

Overhauling of Oil Pressure Unit (GOP pump and Sump) Annexure M-17

Repairing and overhauling of Penstock and Spiral casing Pressure gauge line and valves Annexure M-18

Replacemnt of different Rubber seals of MIV Annexure M-19

Overhauling and calibration of Safety Valve Annexure M-20

Overhauling of Spiral casing Drain Valve & Pipe Line Annexure M-21

Replacement of 6” Spiral Casing Air release Valve Annexure M-22

Generator and Auxilaries

Re-tubing of Generator Guide bearing oil coolers ( 06 N0s.)Complete in all aspect Annexure -G1

G2 Overhauling of Thrust and generator guide bearing complete in all aspect Annexure -G2

Rebabbitting of Guide pad Annexure -G2

Rebabbitting of Thrust pad Annexure -G2

Re-tubing of Stator air coolers (07 Nos.) complete in all aspect. Annexure -G3

Reconditioning 24 nos. Of rotor poles, complete in all aspect. Annexure -G4

Overhauling of Generator Stator complete in all aspect. Annexure -G5

Overhauling of braking and jacking system complete in all aspect. Annexure -G6

Overhauling of Slip Ring and Rocker Assembly complete in all aspect. Annexure -G7

Repair and polishing of Mirror disc and thrust collar assemblycomplete in all aspect. Annexure -G8

Levelling, Alignment and dynamic balancing of Machine complete in all aspect.

Replacement of stator air cooling water pipe line complete in all aspect. Annexure -G10

Insulation of Cooling water pipeline of Stator air cooler and bearing air cooler pipeline complete in all aspect Annexure -G11

Refurbishment of Vapour seal assembly complete in all aspect Annexure -G12

Replacement of Electro-mechanical relay based Generator , Generator Transformer,Unit Auxiliary Transformer, Protection panel with numerical relay (Identical to ABB make REG 670 relay) based protection panel of one Unit at 4X60 MW Chibro Power Station Annexure -T-2

Miscellanous Work

Assembly & Commissioning of machine

Shivalik Hydro Pvt.Ltd.

Multitech Engineers