Azura-Edo Independent Power Plant Environmental Impact ... - IFC

Key Component
OCGT Associated Machinery
Additional Information
Auxiliary compartments, including fin fan
coolers, and inlet air filter baghouses for four
gas turbines
Black start diesels
Three 3.7 MVA black start diesel units.
Diesel oil storage - amount for around 24 h of
operation at full load will be required (40m 3 )
Pump System & Water Treatment Plant
A small water treatment plant (approximately
5 m 3 of demineralised water per day) and a
treated water storage tank with seven days
storage capacity (850 m 3 ).
A raw water tank (1,200 m 3 ) and two fire/
service water storage tanks (700 m 3 each with
300 m 3 fire water reserve).
High voltage switchgear
330 kV air insulated switchgear, with one
bus section breaker and two bus coupler
breakers
Transformers
Four step-up transformers (15 kV/330 kV)
Two station transformers (15 kV to 11 kV)
Gas Receiving Station
Will contain an emergency shutdown system
with a Slam Shut Valve Station. It will also
include a metering station, scrubbers, filters,
gas heaters, and pressure reducing equipment.
Ancillary systems and facilities
Including electrical annex housing the
switchgear, control cubicles and cabling for gas
turbine units, Turbine Crane, unloading area,
fire water system including a fire water pump
station, administration building, a central
control room, gatehouse, and workshop.
Waste Treatment
This will include a waste water treatment plant
and/or effluent treatment plant, and a
domestic waste treatment plant.
Source: Azura Power West Africa, 2011
AZURA EDO IPP
3-4
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