The Danfoss Technology Theater Tour

Fixed & Variable Speed Compressors

• Investigate the similarities and differences in applying fixed vs. variable speed compressor technology
• Highlight how variable speed can help achieve LEED and other green building certifications
• Highlight the key features of Danfoss variable speed technology with emphasis on ease of installation, service, monitoring and maintenance

CO₂ as a Refrigerant

• Why use CO₂ and its history
• Refrigeration cycle of CO₂ and types of systems
• Things to consider when using CO₂
• CO₂ transcritical and subcritical components

CO₂ Refrigeration Controls

• CO₂ Control Issues and Theory – What to consider when controlling a CO₂ system
• Case Controls – Functionality and benefits and why are they important in CO₂ systems
• Control Complexity Reduction – How to reduce the operation and maintenance issues through complexity reduction
• InterOperability and Control of Specific CO₂ Components – Compressor control, gas cooler control, intermediate pressure vessel control, heat exchanger control