Tender Document for Construction of Ghorasal 300-450 MW ... - BPDB
Tender Document for Construction of Ghorasal 300-450 MW ... - BPDB
Tender Document for Construction of Ghorasal 300-450 MW ... - BPDB
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- Scheme <strong>for</strong> turbine drainage andautomatic traps, Ref. No. ------------------------------- Material <strong>of</strong> construction <strong>for</strong> majorcomponents, Ref. No. ------------------------------4.2 Speed Governing System- Type --------------------------------- Model Number --------------------------------- Manufacture, country --------------------------------- Steady state speed regulation, % --------------------------------- Max. dead band at rated speed, % --------------------------------- Speed changer synchronising, % --------------------------------- Speed changer governing range, % --------------------------------- Range <strong>of</strong> speed droop, % --------------------------------- Permanent speed after full loadhas been rejected, rpm --------------------------------- Max. momentary speed after fullload has been rejected, rpm --------------------------------- Turbine speed at which emergencygovernor operates, rpm (%) --------------------------------- Acceleration time, sec --------------------------------- Description <strong>of</strong> automatic turbinestart-up system, Ref. No. --------------------------------4.3 Lubricating Oil system(1) Main oil pump- Type --------------------------------- Manufacturer, Country --------------------------------- Driven by --------------------------------- Capacity <strong>of</strong> pump, lit/min --------------------------------- Lube oil pressure, bar --------------------------------(2) Auxiliary oil pump (full duty)- Type --------------------------------- Model No. --------------------------------- Manufacturer, Country --------------------------------- Speed <strong>of</strong> pump --------------------------------- Capacity <strong>of</strong> pump, lit/min --------------------------------- Pressure at which pump cuts in, bar --------------------------------- Brake horsepower, kw ---------------------------------<strong>Ghorasal</strong> <strong>300</strong>-<strong>450</strong> <strong>MW</strong> CCPP Project (Vol-2B <strong>of</strong> 2 ) 24