Cochin Shipyard Limited Tender
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Description
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Contact
Tender Id
2024_CSL_214616_1Tender No
SR1/0807/GePNIC/ADV257Tender Authority
Cochin Shipyard Limited ViewPurchaser Address
-Website
http://https://cochinshipyard.com/
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Documents
BOQ Items
1.3.36. Open, visually inspect and lap non-return valves. checks for tightness of valve by flooding with water and keeping it for 10 minutes.,job includes removal/repair/renewal/degutting if required/fitment.
1.3.37. Open and clean hydraullic drive. replace worn rubber sealing parts. assemble and undertake adujustment of hydraulic drive. ,job includes removal/repair/renewal/degutting if required/fitment.
1.3.38. Open steam chest and clean mesh steam filter. Job includes removal/repair/renewal/degutting if required/fitment.
1.3.39. Open and visually inspect nozzle. clean and polish nozzle and, if necessary, replace with a spare one. ,job includes removal/repair/renewal/degutting if required/fitment.
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RCU - SERVICE COST
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1.3.40. Carry out functional checks of 1.3.40.1. Safety valve 1.3.40.2 Temperature controller 1.3.40.3. Pressure differential controller 1.3.40.4. Pressure controller and relief valve 1.3.41. Check operation of differential and servomotor time, as well as leak values through seals of servomotor piston in accordance with manuals of regulators and fittings maintenance 1.3.42. Overhauling of POY cooling water valves, change over mechanism of cooling water filter. 1.3.43. Check condition of instrumentation and control lines. Repair/renew as required. Mat- SS 1.3.44. Replacement of flanged cross connection valves with flangeless pipe for 04 RoY cross connection steam system.
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SSR - SERVICE COST
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1.3.46. Carry out functional checks of 1.3.46.1. Safety valve 1.3.46.2. Pressure controller 1.3.46.3. Pressure differential controller 1.3.46.4. Pressure relief valve 1.3.47. Overhauling of pressure regulator valve, relief and safety valve. 1.3.48. Check condition of instrumentation and control lines. Repair/renew as required. Mat - SS
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LPSG - SERVICE COST
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Undertake SR rotuines. Repair/ renew spares/ sub assemblies as necessary. 1.7.1 Carry out inspection ,cleaning and pressure setting of relief valve.
1.7.2 Inspection clean repair and calibrate pressure and both level regulators.
1.7.3. Carry out overhauling of feed controller. Qty - 01 1.7.4. Overhaul pump assembly for sea water (capacity:160 TPH at 2 bar) and feed pump (capacity:15 TPH at 10 bar). Qty - 02 each 1.7.5. Overhauling of steam regulator. Qty - 01 1.7.6. Cleaning of Heat exchangers. Qty -02 (02 per plant)
1.7.7. Undertake calibration of all pressure switches. Qty - 06 fitted in 01 LPSG
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GLAND SEALING EVACUATION AND MTGA BLOWING DOWN SYSTEM - SERVICE COST
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1.83. 1 Ejectors:- After overhauling, ejector is to be checked for functionality.
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1.83.2 Ejectors:- Remove dismantle ejector and carry out the following:-
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1.83.3 Nozzle, diffuser, filter mesh and steam box are to be checked for wear out, corrosion and scale formation.
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1.83.4 All the parts are to be inspected/checked and measured as per the repaor charts.
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Main Air Ejector - MATERIAL COST
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Following routines on main air ejector to be under taken
1.3.32. Opening of steam chest and cleaning of mesh steam filter.
1.3.33. Opening and visual inspection of nozzle, cleaning and polishing of nozzle and, if necessary, replacement of nozzle with spare one. 1.3.34. Opening, visual inspection and lapping of non-return valves, valve size -70 mm.
1.3.35. Overhauling of hydraulic drive
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Aux Air Ejector - MATERIAL COST
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1.3.36. Open, visually inspect and lap non-return valves. checks for tightness of valve by flooding with water and keeping it for 10 minutes.,job includes removal/repair/renewal/degutting if required/fitment.
1.3.37. Open and clean hydraullic drive. replace worn rubber sealing parts. assemble and undertake adujustment of hydraulic drive. ,job includes removal/repair/renewal/degutting if required/fitment.
1.3.38. Open steam chest and clean mesh steam filter. Job includes removal/repair/renewal/degutting if required/fitment.
1.3.39. Open and visually inspect nozzle. clean and polish nozzle and, if necessary, replace with a spare one. ,job includes removal/repair/renewal/degutting if required/fitment.
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RCU - MATERIAL COST
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1.3.40. Carry out functional checks of 1.3.40.1. Safety valve 1.3.40.2 Temperature controller 1.3.40.3. Pressure differential controller 1.3.40.4. Pressure controller and relief valve 1.3.41. Check operation of differential and servomotor time, as well as leak values through seals of servomotor piston in accordance with manuals of regulators and fittings maintenance 1.3.42. Overhauling of POY cooling water valves, change over mechanism of cooling water filter. 1.3.43. Check condition of instrumentation and control lines. Repair/renew as required. Mat- SS 1.3.44. Replacement of flanged cross connection valves with flangeless pipe for 04 RoY cross connection steam system.
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SSR - MATERIAL COST
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1.3.46. Carry out functional checks of 1.3.46.1. Safety valve 1.3.46.2. Pressure controller 1.3.46.3. Pressure differential controller 1.3.46.4. Pressure relief valve 1.3.47. Overhauling of pressure regulator valve, relief and safety valve. 1.3.48. Check condition of instrumentation and control lines. Repair/renew as required. Mat - SS
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LPSG - SERVICE COST
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Undertake SR rotuines. Repair/ renew spares/ sub assemblies as necessary. 1.7.1 Carry out inspection ,cleaning and pressure setting of relief valve.
1.7.2 Inspection clean repair and calibrate pressure and both level regulators.
1.7.3. Carry out overhauling of feed controller. Qty - 01 1.7.4. Overhaul pump assembly for sea water (capacity:160 TPH at 2 bar) and feed pump (capacity:15 TPH at 10 bar). Qty - 02 each 1.7.5. Overhauling of steam regulator. Qty - 01 1.7.6. Cleaning of Heat exchangers. Qty -02 (02 per plant)
1.7.7. Undertake calibration of all pressure switches. Qty - 06 fitted in 01 LPSG
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GLAND SEALING EVACUATION AND MTGA BLOWING DOWN SYSTEM - MATERIAL COST
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1.83. 1 Ejectors:- After overhauling, ejector is to be checked for functionality.
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1.83.2 Ejectors:- Remove dismantle ejector and carry out the following:-
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1.83.3 Nozzle, diffuser, filter mesh and steam box are to be checked for wear out, corrosion and scale formation.
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1.83.4 All the parts are to be inspected/checked and measured as per the repaor charts.
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