Purpose of the Equipment

• Transports black liquor filtrate for dilution of stock at the bottom of a digester blow tank

Problems:

• Significant vibration and a long history of reliability issues
• Inefficient operation
  • Peak flow rate: 48% of Best Efficiency Point (BEP)
  • Average flow rate: 37% of BEP
• Periodic cavitation

Services Provided:

• Review of the system components
• Analysis of the pumping system
• Record Drawing – Process and Instrumentation Diagram (P&ID)
• Pump Analysis Report containing the following information:
  • Analysis basis and analysis results
  • Recommendations for equipment upgrades to increase energy efficiency and reduce operating costs
• Project Capital Cost Estimate
• Sizing and selection of a new pump
• Sizing and selection of piping, valves, and expansion joint
• Detailed Design Drawings for the pump base, and pump/piping installation