Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Ash Slurry Pump House Routine And Breakdown Maintenance Breakdown Maintenance / Overhauling And Routine Maintenance Of Ash Slurry Pumps, Cleaning Of Ash / Clinker Affected Area / Equipment To Take Out Bypass Sand / Silica / Foreign Material Etc. And Th. Submission Date for this Tender is 30-08-2022. Pump Supply Tenders in Sonbhadra Uttar Pradesh. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | P ART ‘ A ’ Maintenance of Ash Slurry Pumps |
| 2 | Removing of foreign material hard clinkers from inside of ash slurry pumps. |
| 3 | Servicing ofNRV’s ofdifferent sizeinstalled in ash slurry pump house. |
| 4 | Removal of variable pitch pulley & shaft sleeve of ash slurry pump motor. |
| 5 | Installation of shaft sleeve & repaired / new variable pitch pulley on the shaft of ash slurry pumps motor. |
| 6 | Completeservicingofashslurrypumpsincluding Replacement of it’s worn out parts. |
| 7 | Completeservicingofsealwaterpumpsincluding replacement of its worn out parts |
| 8 | De silting of outlet pipe of seal water of ash slurry /drain pump |
| 9 | Complete servicing of vertical drain pump |
| 10 | Servicing of main sump isolating plug valve including Replacement of damaged parts. |
| 11 | Replacement ofdamaged /broken ‘V’beltsofash slurry pumps |
| 12 | Removal & refitting of ‘V’ belts of ash slurry pump & motor when ash slurry pump / motor is replaced or removed fromthe foundation & re alignment ofthe same. |
| 13 | Adjustment of ash slurry pump speed by increasing /decreasing the PCDof V.P. pulleyas per site requirement |
| 14 | Replacement of damaged /worn-out suction flange, delivery flange, distance piece of Ash Slurry Pumps. |
| 15 | Servicing of air release line including associated air release valve of discharge pipe line of ash slurry pump. |
| 16 | Removal of worn out / damaged valves of size more than 80 mm Nb from ash disposal pipe line / seal water pipe line & make dummy both sides by dummy plates. |
| 17 | Installation of new / repaired valves of size more than 80 mm NB from ash disposal pipe line / seal water pipe line after removal of dummy plate from both ends. |
| 18 | Replacement of damaged valves / NRVs / Seal water flow indicator of size 25 mm / 40 mm / 50 mm & 100 mm Nb |
| 19 | Servicing of valves of size 250 mm / 300 mm / 350 mm Nb |
| 20 | Replacement of damaged flange of distance piece /Delivery flange / Suction flange |
| 21 | Replacement of damaged oil seal at pulley side of ash slurry pump |
| 22 | Replacementofashslurrypumppulleybynew/repaired pulley |
| 23 | Connection of seal water pipe with inlet of seal water of ash slurry pumps/ drain pumps |
| 24 | Providing full stiffener inside the grouted distance piece at suction of ash slurry pumps |
| 25 | Transportation of complete ash slurry pump from pump foundation to overhauling foundation for servicing of ash slurry pump |
| 26 | Transportationofcompleteashslurrypumpfrom overhauling foundation to pump foundation after servicing of ash slurry pump |
| 27 | Welding & patching of pipe in ash slurry pump house /cross over system as & when required size up to 400 mm x 300 mm |
| 28 | Turning of suction flange, Delivery flange & distance piece of ash slurry pump. |
| 29 | Servicing & de silting of water jetting system of main sump & associated valves of ash slurry pump house |
| 30 | Servicing of horizontal drain pump of main trench of cross over system / drain pit of ash slurry pump house. |
| 31 | Alignment of sealwaterpumpwhenevermotoris removed. |
| 32 | P ART‘B’ Fabrication and Replacement work in ASPH |
| 33 | Replacement of damaged cast basalt / MST / Y bend in cross over system |
| 34 | Fabrication of 350 mm Nb bends for ash slurry pump /crossoversystem/Bypassbendaspersite requirement with full stiffener |
| 35 | Fabrication of MS flange of size 25mm Nb to 350 mm Nb |
| 36 | Welding of new / repaired flanges of size of 25 mm NBto 250 mm NB on seal water pipe line its accessories and drain pump jetting arrangement of ash pit as per requirement. |
| 37 | Fabrication of distance piece of ash slurry pump with full stiffener from 350 mm NbMS pipe |
| 38 | Fabrication of delivery flange of ash slurry pump with full stiffener from 350 mm NbMS pipe |
| 39 | Fabrication of suction flange of ash slurry pump with full stiffener from 350 mm Nb MS pipe |
| 40 | To provide half stiffener on ash slurry disposal pipe line inside ash slurry pump house & cross over system of ash disposal pipe line |
| 41 | Replacement of worn out / damaged both side flanged pipesize250/350mmNbinsideashslurrypump house & cross over system of ash disposal pipe line. |
| 42 | Cutting of old flange from worn out / damaged pipe of size 350 mm Nb |
| 43 | Replacement of 350 mm Nb bend inside ash slurry pump house & cross over system of ash disposal pipe line |
| 44 | Replacement of worn out /damaged pipe of size 15 mm Nb to 350 mm Nb in ash slurry pump house |
| 45 | Fabrication of suction Bend of ash slurry main pit.(Minus meter) |
| 46 | Replacement of suction bend of main ash slurry pit. |
| 47 | Assembling /Dissembling/ shifting of bend/by pass bend as per site requirement. |
| 48 | P ART‘C’ Maintenance of EOT crane in ASPH |
| 49 | Replacement ofwornout/damaged BEARINGoflong travel, cross travel and hoist system of EOT crane in ASPH with new / repaired |
| 50 | Replacement ofwornout/damagedWHEEL SHAFT oflong travel, cross travel and hoist system of EOT crane in ASPH with new / repaired |
| 51 | Replacement ofwornout/damaged COUPLING oflong travel, cross travel and hoist system of EOT crane in ASPH with new / repaired |
| 52 | Replacement ofwornout/damagedWHEELoflong travel, cross travel and hoist system of EOT crane in ASPH with new / repaired |
| 53 | Replacement ofwornout/damagedBRAKE SHOE oflong travel, cross travel and hoist system of EOT crane in ASPH with new / repaired ASPH |
| 54 | Replacement ofwornout/damagedBRAKE COUPLING oflong travel, cross travel and hoist system of EOT crane in ASPH with new / repaired ASPH |
| 55 | Alignment of motor with gear box in long travel & cross travel system of EOT crane in ASPH |
| 56 | Completeoverhaulingoflongtravelwheels,Wheel shaft & half geared & half rigid flexible coupling etc. |
| 57 | Thorough checking of both side run way rails for easy & trouble free movement of crane. |
| 58 | Complete overhauling / servicing of all the gear boxes attached with crane. |
| 59 | Complete overhauling of all the wheels fitted with cross travel system |
| 60 | Complete over hauling of carrier of CT system for easy & trouble free movement of control cable of CT system. |
| 61 | Complete overhauling ofhoistinghook&wirerope pulley as well as wire rope drum. |
| 62 | Complete overhauling of all the brake fitted long travel, cross travel & hoist system. |
| 63 | Checking & cleaning of wire rope, wire rope drum and applying grease on wire ropes |
| 64 | Testing & commissioning of all the system in crane on its full load. |
| 65 | PART‘D’ Rebuild up/Grinding of minor worn out /eroded Spares of Ash Slurry Pump. |
| 66 | Suction Side Wear PlateMaterial Ni- Hard -IV |
| 67 | Suction Side cover Material: ASTMA-216 Gr. WCB. |
| 68 | Suction Adopter Material :Ni-Hard -IV |
| 69 | Delivery Adopter ,Material :ASTMA-216 Gr.WCB |
| 70 | Inner Casing Material: Ni -Hard-IV |
| 71 | Outer casing Materials: Outer Casing : CI (FG260) & WCB |
| 72 | Gland Housing, Material Alloy CI 290-320 BHN |
| 73 | Impeller with Stud, Material: Ni- Hard -IV |
| 74 | Bearing bed Material: IS 210FG200 |
| 75 | Bracket Side cover Material: ASTMA-216 Gr.WCB |
| 76 | Bracket Side Wear Plate, Material : Ni-Hard -IV |
| 77 | PART‘E’ |
| 78 | Routine Maintenance of ash slurry pumps, seal water pumps,valves associated accessories of ash slurry disposal system, water jetting system of main sump and EOT crane in ASPH. |
| 79 | PART ‘ F ’ |
| 80 | Cleaningofash/clinkeraffectedarea&equipment, associated with furnace bottom as hopper of all the three units of ATPS, Anpara. |
| 81 | PART "G" |
| 82 | To take out by passed sand / silica / clinker / foreign materials which come out along with ash from furnace bottom ash hopper and to clean the trenches of all units of ATPS, Anpara. |
| 83 | Disposal of taken out by passed sand / silica / clinker /foreign materials which comes out along with ash from furnace bottom ash hopper and to clean the trenches of all furnace bottom ash hopper and to clean the trenches of all the three units of ATPS Anpara by Truck / tractor trolley at a distance of 2 to 2.5 Kilo meter away from the working place |
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