|
| 1 | U#2 ESP Overhauling |
| 2 | Dry Cleaning Work.Dry cleaning of ESP starting from ESP inlet duct to ESP outletduct ,all ESP hoppers, Gas distribution Screens, all emittingelectrodes and collecting plates and other allied zones. |
| 3 | Water Jet cleaningHP Water Jet washing of total ESP internal, including all hoppers,collecting plates, emitting electrodes and other allied zones at the time of water washing if any chocking found in the hoppers, the choking shall be cleared immediately. All arrangements including hose and HP pump for the job will be in party's scope. |
| 4 | ERM SystemChecking and inspection of Emitting rapping system of all the ESP fields thoroughly including housing bearing assembly checking. |
| 5 | CRM SystemChecking and inspection of collecting rapping system of all theESP fields thoroughly. |
| 6 | Support Insulator SystemReplacement / Repair & Cleaning of Support Insulatorand its Heater. |
| 7 | Hopper HeaterReplacement / Repair & Cleaning of Hopper Heater. |
| 8 | GD Screen.Replacement / Repair & Alignment of Inlet GD screen (threestages). |
| 9 | Anvil PadsReplacement / re-fitting of Anvil Plate of all thecollecting plates of ESP fields, if required after checking. |
| 10 | CRM & ERM SystemsRepair & Alignment of rapping shafts, bearings, Pin wheel,hammer assembly of all the rapping mechanism (Collecting &Emitting), if required after checking for all ESP Fields (28 nos.).Replacement of horizontal shaft of CERM and horizontal &vertical shaft of EERM if required. |
| 11 | Shock Bar SystemRepair of shock bar and also the alignment of the shock bar. |
| 12 | Baffle PlatesRefitting/ Repair of Baffle plates of all the 56 nos. ESP hopper thoroughly. |
| 13 | CERM & EERM Gear BoxesLubrication of Collecting and Emitting rapping motor and itsgearbox. Servicing/Rectification/Replacement of CERM/EERMGear box if needed. |
| 14 | TR SetsThe entire Transformer - Rectifier units should be checkedthoroughly and cleaned body only including checking of oil leveland changing of silica gel depending upon the condition then, OC & SC Testing (28 nos.) of TR Set. |
| 15 | ESP Fields.After completion of aforesaid jobs, Meggaring of each field to be carried out until it comes to its desired value. |
| 16 | HV Safety Bkrs.Alignments of all the safety breakers, 28 Nos. (1 for each field)should be checked & rectified. These must also be cleaned. |
| 17 | ESP MCC PanelsAll the MCC panels (28Nos.) of ESP fields & its IncomerBreakers (12 Nos.) including 6.6 KV/ 415V Dry type Transformers (Three Nos.) to be cleaned & tightness checked. |
| 18 | Suspension Frame & I-BeamChecking & maintenance of collecting & emitting suspension frame and I-beam of A-path & B-path. Suspension point of collecting plate and emitting wire also to be checked. |
| 19 | ESP Hopper Liner WeldingInspection (De-metering) and repair of hopper walls (leakage) / Liner welding by scaffolding of 56 number of ESP Hoppers. |
| 20 | Guide VaneChecking, Repair/Replacement and strengthening of GuideVane of ESP Inlet Duct. |
| 21 | ESP Hopper accessories checkingESP Hopper all probes & controllers checking /calibration / replacement along with solenoid V/V, P U Tube & connector checking, servicing and replacement if required. |
| 22 | Shaft Insulator SystemReplacement / Repair & Cleaning of Shaft Insulator and its Heater |
| 23 | Gap adjustment of all PlatesThrough checking of collecting plates (top to bottom), straightening and gauging of all the collecting plates of ESP fields. Gap adjustment of all the plates (between the collecting plates) of all the ESP fields. Inspection and replacement of emitting electrodes etc. |
| 24 | Field Alignment.Fixing/repairing/realignment of collecting plates at suspensionpoint and shock bar portion of ESP fields as per requirement |
| 25 | ESP Manhole DoorsInspection and repair of all hopper, inlet-outlet duct & ESPmanhole doors of A-path & B-path. All rope gasket should bechanged. |
| 26 | Checking & Calibration of ALIChecking and calibration of all Ash Level Indicators (ALI) are tobe done. ALI to be replaced. Along with RF type probe checking and replacement if required. |
| 27 | Any type of fabrication job Please Enable Macros to View BoQ information |
