Barossa Offshore Project FPSO EPCI (MODEC) - Mechanical Ventilation Fans
Tender ID: 409326
Tender Details
Tender Description
The mechanical ventilation fans shall be designed to the following features but not limited to:
. All fans shall be suitable for offshore marine environment.
. Fan noise limits to be in accordance with good practice as per NOPSEMA guidance.
. All fans shall be provided suitable for duct connection, or constructed for direct bulkhead mounting with associated inlets, outlets, and dampers. All fans and motors shall be provided with earth bosses for earth bonding.
. Centrifugal fans are to be supported on anti-vibration mountings.
. Centrifugal fans not mounted on skids in run / standby arrangement shall have flexible connections on discharge outlets.
. Axial fans mounted on skids in run/ standby arrangement shall have flange connections on inlets and discharge outlets.
. Fans shall be designed and constructed in accordance with ISO 15138.
. Fan shaft and impeller critical speeds shall be at least 20% in excess of the recommended maximum operating speed. Fans shall be selected to give a margin for adjustment of +10% performances without reaching critical shaft or impeller speeds.
. Fans shall have non stall and non- overloading characteristics and operate without reverse flow.
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