Surface Condenser Replacement

Key Elements:
• Stainless Steel 304 plate Fabrication of casing and Inlet water box.
• Surface Condenser Casing around 1.5m deep x3m wide and 5m high.
• Water box fitted to condenser shell, domed end 1.75m radius, 2.5m wide 3m high.
• 1m Inlet Header plus vessel 500mm diam by 2m long.
• Pipe outlet nozzles and pipe nozzles


Challenges:
• OJI Discovered late that replacement required for Nov shut. Fabrication accelerated after October award to meet installation during shut
• Fabricated blow heat evaporator casing around Lamella Condensation assembly.
• Old unit ‘rotten’ and difficult to remove and lift out safely.
• Surface Condenser located in the hazardous gas are of the P&P plant
• All nozzles, inlets and outlets had to match up with existing site pipes and ducts
• Walkways removed and replaced