Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Breakdown Maintenance Of Aph Of 250Mw Of Boiler. Submission Date for this Tender is 25-07-2020. Boiler Supply Tenders in 2x250MW CTPS PTPP Parichha Jhansi Uttar Pradesh. Bidders can get complete Tender details and download the document.
Name of Work: Preventive and Breakdown Maintenance of Air preheater of Boiler of units no 5 & 6 of 2X250 MW, CTPS, Parichha | |||||
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Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
1 | 1 | Servicing of Air Motor of Air Pre-heater. | 8 | Jobs | |
2 | 2 | Replacement/Resetting of radial seal leaves and plates. | 150 | Nos. | |
3 | 3 | Resetting/replacement of circumferential (by pass) seal. | 150 | Nos. | |
4 | 4 | Repairing/Replacement of APH cold end & hot end rotor post seal. | 2 | Nos. | |
5 | 5 | Resetting/Replacement of axial seal and leveling of axial seal plate by means of adjusting bolts in APH. | 70 | Nos. | |
6 | 6 | Re-visioning / Repairing of air seal housing of guide bearing of APH. | 6 | Nos. | |
7 | 7 | Replacement of asbestos rope of required size of manhole of APH. | 35 | Nos. | |
8 | 8 | Cleaning of heating elements of APH and coils of SCAPH by air /water. | 15 | Nos. | |
9 | 9 | Alignment of electric motor/air motor with reduction gear box of air pre-heater. | 12 | Nos. | |
10 | 10 | Replacement of gear box of air pre-heater. | 2 | Nos. | |
11 | 11 | Servicing of gear box of air pre-heater. | 5 | Nos. | |
12 | 12 | Cleaning and refilling of oil in gear box of APH. | 20 | Nos. | |
13 | 13 | Servicing/overhauling of lubricating oil pump of guide bearing/support bearing of APH. | 21 | Nos. | |
14 | 14 | Repairing of oil/ Water value lube oil system of size 25mm. to 40mm. | 10 | Nos. | |
15 | 15 | Replacement of oil/ Water valve lube oil system of size 25mm. to 40mm. | 12 | Nos. | |
16 | 16 | Replacement of lube oil pump of guide / Support bearing by new/ repaired. | 10 | Nos. | |
17 | 17 | Replacement of pipe of size 10mm. to 40mm. dia. Of air/ water / oil line. | 25 | Meter | |
18 | 18 | Servicing / overhauling of over running clutch system of APH. | 10 | Nos. | |
19 | 19 | Cleaning of filter of lube oil system of guide bearing / support Bearing of APH. | 35 | Nos. | |
20 | 20 | Servicing and Cleaning of Coolers of lube oil system of guide Bearing / support Bearing of APH. | 20 | Nos. | |
21 | 21 | Replacement of fluid coupling. | 2 | Nos. | |
22 | 22 | Replacement of guide Bearing of Air Pre-heater. | 1 | Nos. | |
23 | 23 | Checking of Gear Box of APH. | 6 | Nos. | |
24 | 24 | Cleaning of guide Bearing and their housing. | 2 | Nos. | |
25 | 25 | Cleaning of support bearing and their housing. | 2 | Nos. | |
26 | 26 | Repairing and reconditioning of centre section surface beneath guide bearing and casting the refractory. | 2 | Nos. | |
27 | 27 | Leveling of sector plates of Hot end/ cold end. | 2 | Sets |
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