Aquaculture Centre Mechanical Systems

Water Supply & Treatment

• Main Pumping Area consists of 10 5HP 3-phase pumps (120 GPM) + 2 1.5 HP 3-phase pumps (50 GPM)
• Packed Column Degassers for removing excess Nitrogen Gas from supply water
  
• Mechanical Filtration - Sandfilters and Cartridge Filters
  
• Biological Filtration - 2M3 Trickling Biofilters
  
• UV Sterilization

Temperature Control

• 2 Parallel Flow Plate Heat Exchangers supplied with 13 psi saturated steam (~119 oC) to heat freshwater and seawater up to 24 oC
  
• 4 Condensing Units + 4 Titanium Chillers to chill freshwater and seawater down to 4 oC

Computer Monitoring and Control System

• Delta Controls DDC (Direct Digital Control) Computer Control and Monitoring System
  
• 24 hour Automated Alarm Dial out for critical alarms
• Continuous Monitoring for:
  • Pump and Compressor Running Status
    
  • Water Supply Flow rates
    
  • Air and Oxygen Supply Pressures
    
  • Tank Levels
    
  • Supply and System Temperatures
    
  • Dissolved Oxygen Concentrations

Automated Control of:

• Temperature
  
• Photoperiod
  
• Feeding

Emergency Backup

In the event of a power failure, a Backup Diesel Generator provides emergency power to keep all systems in operation without interruption.