Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Tender For Work Overhauling Of Esp Of Unit 7 Dtps Anpara. Submission Date for this Tender is 08-05-2024. Electrical Maintenance Tenders in SONEBHADRA Uttar Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 30-Apr-2024 | Date extension | Date | 08-05-2024 |
| Sl. No. | Item Description |
| 1 | Cleaning of complete structure, electrodes, shock bar, rapping mechanism, insulators & hoppers from inside of ESP of all the fields by wire brush, hard broom and old cloth/water washing. |
| 2 | Repairing of bent collecting electrodes in ESP chamber in fix position. |
| 3 | Removal of damaged emitting electrode and fixing the new emitting electrode. |
| 4 | Servicing/ Repairing/Replacement of rapping hammer. |
| 5 | Repairing / Replacement of shock bar. |
| 6 | Repairing of eroded portion by welding in ash hopper, ESP roof and other places inside and outside of the ESP chamber. |
| 7 | Fabrication and Re-erection of new ash deflector plate. |
| 8 | Repairing of support insulator screen pipe inside the ESP |
| 9 | Alignment of disturbed emitting structure. |
| 10 | Replacement of plane bearing of rapping mechanism. |
| 11 | Fixing of collecting electrodes with new clamp by welding. |
| 12 | Replacement of rapping shaft. |
| 13 | Straightening of rapping shaft. |
| 14 | Repairing of rapping shaft. |
| 15 | Repairing of emitting frame by patch welding. |
| 16 | Repairing of manhole by replacing the damaged plate portion with new one.. |
| 17 | Repairing of damaged rapping gear box. |
| 18 | repairing of rapping gear box coupling bearing. |
| 19 | Straightening of bent stay guide bar of collecting structure. |
| 20 | Repairing of coupling of reduction gear box of collecting/emitting rapping system. |
| 21 | Replacement of bushing insulator. |
| 22 | Welding of emitting support pipe with emitting frame. |
| 23 | Repairing of vertical stay of emitting frame of ESP. |
| 24 | Replacement of damaged motor gear box of rapping system. |
| 25 | Changing of damaged Shaft Insulator. |
| 26 | Changing of damaged support Insulator. |
| 27 | Repairing / Replacement of shock bar guide (front/ rear) and shock bar guide attachment by welding or grinding wherever required. |
| 28 | Replacement of asbestos rope of ESP hopper manhole. |
| 29 | Replacement of asbestos rope of ESP casing manhole. |
| 30 | Repair/ fixing/welding of ash deflector plate. |
| 31 | Repairing/ Reclamation of Grip Coupling of EERM of ESP. |
| 32 | Repairing of bracings between ESP inlet gate and GD Screen and rear side of ESP by providing patch at eroded area or changing new piece by bracing pipe as per size. |
| 33 | Repairing/ Replacement of shock pads. |
| 34 | Repairing/ Re fabrication of support of duct plate at ESP inlet. |
| 35 | Replacement of asbestos rope of ESP shaft insulators cover. |
| 36 | Repairing / Replacement of pin wheel of emitting electrode rapping mechanism. |
| 37 | Servicing / Replacement of vertical shaft bearing of emitting electrodes raping mechanism & alignment of vertical shaft. |
| 38 | Re fixing of „U? guide / „U? clamp by welding on collecting electrode plate. |
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