Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Preventive & Breakdown Maintenance Work Of Turbine Side Auxiliaries Viz. Pumps ( T-Bfp, M-Bfp, Cep Etc.. ) , Hp / Lp Valves And Other Static Equipments ( Deaerator, Hotwell, Mot, Phe Etc... ) Alongwith Replacement Of Hp / Lp Valves Of Turbine Sid. Submission Date for this Tender is 12-07-2022. Pump Supply Tenders in anpara Uttar Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 25-Jun-2022 | DATE EXTENSION | Date | 12-07-2022 |
| Sl. No. | Item Description |
| 1 | Replacement of the Burst Atmospheric relief Diaphragm of LP Turbine of Unit # 4/5. |
| 2 | Inspection, cleaning and flushing of Condenser hot well. |
| 3 | Inspection, Cleaning and flushing of Deaerator. |
| 4 | Inspection/Cleaning and flushing of Feed water storage Tank. |
| 5 | Cleaning of Main Oil Tank of Main Turbine, Emergency Oil Tank and Unit Oil Storage Tank, transfer of Turbine oil into EOT &UOST& refilling of MOT through Main Oil Conditioner. |
| 6 | Cleaning of BFP Turbine Oil Tank. |
| 7 | Cleaning of water line filters / stainers of Turbine and its Auxiliaries. |
| 8 | Inspection, Revisioning and Complete Cleaning of Debris Filters. |
| 9 | Inspection/Minor repairing of Main Turbine turning gear chain. |
| 10 | Inspection/Minor repairing of BFP Turbine turning gear chain. |
| 11 | Replacement of Pin of Main Turbine turning gear system. |
| 12 | Replacement of oil and minor Revisioning of HP Bypass oil system. |
| 13 | Cleaning and Revisioning of Lub oilFilters of Main Turbine, M-BFPs, EHC,T-BFPs,HP Bypass etc. |
| 14 | Cleaning of M-BFP oil tank, Replacement/Refilling and centrifuging of complete oil. |
| 15 | Revisioning / Cleaning of Main oil conditioners. |
| 16 | Centrifuging of lubricating oil and running & up keeping of ALFA LAVAL make Portable Centrifuging Machine (MAB-104) during centrifuging. |
| 17 | Inspection of last stage blades of LP Turbine and minor repair work inside LP Turbine casing. |
| 18 | Cleaning of sump pits of Turbine Area. |
| 19 | Overhauling of sump pump of T/G area. |
| 20 | Inspection / Cleaning of S. R. W. Pump discharge strainer. |
| 21 | Minor Repairing of SRW Discharge strainer element. |
| 22 | Complete O/H of ALFA LAVAL Plate Heat Exchanger |
| 23 | Inspection / revisioning of Cooler Transfer Valve of T-BFP |
| 24 | Cleaning of Suction Strainer of ACW Pump |
| 25 | Cleaning of ACW Stand Pipe Inlet Strainer |
| 26 | Drain Out / Flushing of ACW System |
| 27 | Filling & Flushing of ACW System and normalization |
| 28 | Online Replacement of Bag Filters of Main Oil Conditioners |
| 29 | Rev/replacement ofThrust cum Radial Brg. No.-1 of BFP-Turbine. |
| 30 | Rev/replacement ofRadial Brg.No.- 2 of BFP-Turbine. |
| 31 | Inspection/Revisioning of Central Lubricating oil pressure regulating valve of BFP-T oil tank. |
| 32 | Replacement of N2 Bladders of accumulators of oil tank. |
| 33 | Repair Rev. of BFP-T Exhaust diaphragm and its leak testing. |
| 34 | Rev/replacement of NDE radial bearing of T-BFP. |
| 35 | Rev/replacement of DE radial bearing of T-BFP. |
| 36 | Rev/replacement ofNDE Thrust Bearing of T-BFP. |
| 37 | Inspection of/carrying out axial & radial alignment of BFP with Turbine |
| 38 | Rev/replacement of NDE radial bearing of T-BFP Booster Pump |
| 39 | Rev/replacement of DE radial bearing T-BFP Booster Pump |
| 40 | Rev/replacement of NDE Mech. Seal of T-BFP Booster Pump. |
| 41 | Rev/replacement of DE Mech. Seal of T-BFP Booster Pump. |
| 42 | Rev/replacement ofNDE Thrust Bearing of T-BFP Booster Pump. |
| 43 | Inspection of / carrying out axial & radial alignment of T-BFP Booster Pump with Reduction Gear. |
| 44 | Rev/replacement ofradial bearing of Reduction Gear. |
| 45 | Rev/replacement ofCombined bearing of Reduction Gear. |
| 46 | Inspection/carrying out axial & radial alignment of Reduction Gear with BFP-Turbine |
| 47 | Rev/replacement of NDE radial bearing of M-BFP. |
| 48 | Rev/replacement of DE radial bearing of M-BFP. |
| 49 | Rev/replacement ofNDE Thrust Bearing of M-BFP. |
| 50 | Inspection /carrying out axial & radial alignment ofPump with Hydraulic Coupling. |
| 51 | Rev/replacement of NDE radial bearing of M-BFP Booster Pump. |
| 52 | Rev/replacement of DE radial bearing of M-BFP Booster Pump. |
| 53 | Rev/replacement of NDE Mech. Seal of M-BFP Booster Pump. |
| 54 | Rev/replacement of DE Mech. Seal of M-BFP Booster Pump. |
| 55 | Rev/replacement ofNDE Thrust Bearing of M-BFP Booster Pump. |
| 56 | Inspection /carrying out axial & radial alignment of Booster Pump with Motor. |
| 57 | Inspection / Minor Overhauling of Booster Pump of T-BFP, M-BFP. |
| 58 | Rev/replacement of Mech. Seal of Heater drain Pump. |
| 59 | Rev/replacement of DE bearing of Heater drain Pump. |
| 60 | Rev/replacement of NDE bearing of Heater drain Pump. |
| 61 | Rev./ Overhauling of HD Pump & its Commissioning. |
| 62 | Inspection of/carrying out axial & radial alignment of HD Pump with Motor. |
| 63 | Rev/replacement of DE bearing of Deaerator Recirculation Pump. |
| 64 | Rev/replacement of NDE bearing of Deaerator Recirculation Pump. |
| 65 | Rev/replacement of Mech. Seal of Dea. Rec. Pump. |
| 66 | Rev/replacement of lower bearing of Condensate Return Pump. |
| 67 | Rev/replacement of upper bearing of Condensate Return Pump. |
| 68 | Rev/Overhauling of Condensate return Pump & its Commissioning |
| 69 | Cleaning/ Minor repairing of Condensate Return Tank. |
| 70 | Rev/replacement of DE/ NDE bearing of GSE. |
| 71 | Rev/O.H of Complete GSE & its Commissioning. |
| 72 | Rev/replacement ofThrust cum Radial Brg. of CEP. |
| 73 | Rev/replacement of Mech. Seal of CEP. |
| 74 | Replacement of Stuffing Box Sleeve of CEP. |
| 75 | Complete Overhauling of Condensate Extraction Pump. |
| 76 | Inspection /carrying out axial & radial alignment of CEP with Motor. |
| 77 | Removing & Cleaning of Suction Strainer of CEPs. |
| 78 | Rev/O.H of Ball circulation Pump. |
| 79 | Rev/O.H of Gear oil Pump. |
| 80 | Repair/ overhauling of Secondary Raw Water Pump |
| 81 | Revisioning / Replacement of D. E. bearing of SRW Pump. |
| 82 | Revisioning / Replacement of NDE bearing of SRW Pump. |
| 83 | Alignment checking & adjustment of S. R. W. Pump. |
| 84 | O/H of Vapour extractor of MOT / Oil Conditioner / BFP-T Oil Tank. |
| 85 | Inspection/Carrying out axial and radial alignment of DRPs/CRPs/ Ball circulation pump / Gear Oil pump/Gland steam exhauster with their motor. |
| 86 | Arresting oil leakage through the felt ring of MOP of T-BFPs. |
| 87 | Servicing/Overhauling Portable Oil Purifier. |
| 88 | Overhauling and rectification of tube leakages of Turbine Oil Coolers. |
| 89 | Cleaning of Bearing Oil Coolers and rectification of tube leakages, if any, of Turbo driven feed pumps. |
| 90 | Cleaning of Bearing and Working Oil Coolers and rectification of tube leakages, if any, of Motor driven feed pumps. |
| 91 | Performing of system vacuum and Condenser tube leak test and attending all the leakages by welding and plugging. |
| 92 | Inspection/ revisioning of HP Bypass Oil Pump. |
| 93 | Overhauling/Servicing of Hanger Supports of critical pipelines and their resetting at cold/hot set value. |
| 94 | Revisioning / Replacement of DE bearing of ACW Pump. |
| 95 | Revisioning / Replacement of NDE bearing of ACW Pump. |
| 96 | Overhauling of ACW Pump. |
| 97 | Alignment checking & adjustment of ACW Pump. |
| 98 | Overhauling of Hydrazine dosing Pump. |
| 99 | Alignment checking & adjustment of Hydrazine dosing Pump with motor. |
| 100 | Overhauling of Portable Dewatering Pump. |
| 101 | Servicing of motor operated M-BFP discharge isolation valves, control & isolating valves on feed water lines, Ist/IInd discharge NRVs ofM-BFP, manually operatedgate/globe valves installed of HP lines on Turbine side. Size: 250~300mm, Design press.: > 40 Kg/cm2, temp.: 250 oC |
| 102 | Servicing of motor operated discharge isolation valve, Ist / IInd. discharge NRVs ofT-BFPs, control & isolating valves on feed water lines. Size:350 mm,Design press.: 219~302 Kg/cm2, temp.:210 oC |
| 103 | Servicing of feed water minimum flow isolation valves, pneumatically operated controlvalves on Turbine side. Size:150 mm, Pr. : 219~224 Kg/cm2 |
| 104 | Servicing of motor operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves Size:150~250 mm & manually operated valves of Size: 15~100mm installed on HP lines. motor operated valves. Size: 25~100 mm Pr.> 40 Kg/cm2 |
| 105 | Servicing of hydraulic operated HP Bypass spray water control valves, spray isolationvalves, NRVs on Turbine side. Size:100-150mm, Pr. : 152 Kg/cm2. |
| 106 | Servicing of HPH 5A, 5B, 6A, 6B Extraction steam valve, check valves. Size: 250mm, Pr.: 40~51Kg/cm2 |
| 107 | Servicing/Overhauling of CRH reverse current valve. Size:900 mm, Pr: 51 Kg/ cm2. |
| 108 | Replacement of HP / LP valves of different Floors by cutting of damaged valve & welding of new valve. Size: 08~25 mm. |
| 109 | Replacement of flange gasket of HP/LP valves & piping on per mm dia.basis of valve. |
| 110 | Replacement of gland packing with new one of HP / LP Valves on per mm dia. basis of valve. |
| 111 | Replacement of HP / LP Heater man hole flange gasket. |
| 112 | Servicing of HPH - 5A/5B, 6A/6B, LPH-2&3, deaerator & Gland steam header safety valve. |
| 113 | Servicing of suction relief valves of T-BFPs / M-BFPs / CEPs / LPHs / HPHs and safety valves of main air ejectors. |
| 114 | Servicing of motor operated/control & isolation valves installed on LP lines. Size: 25~100mm, Pr. <40 Kg/cm2. |
| 115 | Servicing of motor operated / control & isolation valves installed on LP lines. Size: 150~200mm, Press<40 Kg/cm2. |
| 116 | Servicing of motor operated/control & isolation valves installed on LP lines. Size: 250~650 mm, Press<40 Kg/cm2. |
| 117 | Servicing of mannual operated gate/globe valves & NRVs installed on LP lines. Size: 15~100mm, Pr. <40 Kg/cm2. |
| 118 | Servicing of mannual operated gate/ globe valves & NRVs installed on LP lines. Size:150~350mm, Press<40 Kg/cm2. |
| 119 | Servicing of mannual operated gate/ globe valves & NRVs installed on LP lines. Size: 400~650mm, Press < 40 Kg/cm2. |
| 120 | Servicing of steam drain trap valve. Size: 40~50mm, Pr. < 40Kg/cm2. |
| 121 | Revisioning/ Servicing of Butterfly valves installed on ACW System & Gland steam system.Size:150~350mm. |
| 122 | Revisioning / Servicing of Butterfly valves of ACW System. Size: 450~750mm |
| 123 | Revisioning / Servicing of NRVs installed on ACW System. Size: 500mm. |
| 124 | Revisioning / Servicing of NRVs installed on SRW System. Size: 750mm. |
| 125 | Servicing of gear boxes of various valves installed on ACW System, feed water, condensate & steam line. Valve Size: 100~750 mm. |
| 126 | Servicing of gear boxes of variousvalves provided at condenser inlet & outlet in CW line and BFP-T exhaust to condenser.Valve Size: 1350-2100 mm. |
| 127 | Revisioning/Servicing of butterfly valves of BFP-T exhaust to condenser. Size:1350 mm. |
| 128 | Revisioning/Servicing of butterfly valves provided at condenser inlet & outlet in circulating water line. Size:2100 mm. |
| 129 | Welding/repair of LP pipings attending leakages of pipe lines & headers etc. by cutting the damaged portions. |
| 130 | Revisioning / Servicing of Ventilator valve. |
| 131 | Replacement of flange type gate/globe valves of M-BFP & T-BFP oil coolers / LPlines Size: 80 -100 mm |
| 132 | Replacement of butt welded gate/globe valves of M-BFP & T-BFP oil coolers/LPlinesSize: 80-100 mm |
| 133 | Revisioning/Servicing of NRVs installed on sump pump pipe lines on Turbine side. Size: 50-100 mm. |
| 134 | Revisioning / Servicing of Ball Collector of Condenser Tube Cleaning System. |
| 135 | Inspection/minor repairing of ball catch strainer of condenser tube cleaning system installed inside CW return line of size:2100 mm |
| 136 | Revisioning/Servicing of ball type valves installed on condenser tube cleaning system on Turbine side. Size:15-40 mm. |
| 137 | Revisioning/Servicing of ball type valves installed on condenser tube cleaning system on Turbine side. Size: 65 -100 mm. |
| 138 | Inside inspection and minor repairing of HP/LP Flash Tanks. |
| 139 | Inspection/Repairing of nozzle of starting air ejector. |
| 140 | Replacement of HP / LP valves of different Floors by cutting of damaged valve & welding of new valve. Size: 40~65 mm. |
| 141 | Inspection and O/H of nozzles of Steam Jet Air Ejector. |
| 142 | Inside inspetion of CW outlet duct by opening of its manhole |
| 143 | Revisioning / Servicing of HP Heater Bypass Valve BF-031-EGV |
| 144 | Revisioning / Servicing of Isolating valve for Superheater spray water SP-031-MGV |
| 145 | Replacement of Main Steam line drain /HPBP Spray valves & other similar valves of size Nb-80~100 mm, Pr. > 40 Kg/cm2, Temp. > 540 oC |
| 146 | Putting the new Spool Piece for replacement of Main Steam line drain /HPBP Spray valves & other similar valves of size Nb-80~100 mm, Pr. > 40 Kg/cm2, Temp. > 540 oC |
| 147 | Replacement of LP Valves of size Nb-300 mm, Pressure rating < 40 Kg/cm2. |
| 148 | Putting the new Spool Piece for replacement of LP Valves of size Nb-300 mm, Pressure rating < 40 Kg/cm2. |
| 149 | Replacement of LP Valves of Nb-350 mm, Pressure Rating < 40 Kg/cm2. |
| 150 | Putting the new Spool Piece for replacement of LP Valves of Nb-350 mm, Pressure Rating < 40 Kg/cm2. |
| 151 | Replacement of LP Valves of Nb-250 mm, Pressure Rating < 40 Kg/cm2. |
| 152 | Replacement of Heater Level Control Valves, isolating valves & NRVs of Pressure Rating < 40 Kg/cm2. |
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