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NatRef Expert Hafner Urges More Public Support of Green Cooling
Professor Armin Hafner of NTNU calls for governmental loans to overcome higher costs of NatRef systems.
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Hafner projects future potential for natural refrigerants
Armin Hafner gave one of the most inspiring presentations at ATMOsphere Asia 2016, highlighting some of the latest technological advances in ejectors, transport, and industrial refrigeration solutions.
Norwegian Researchers Develop Simplified Ejector-Based CO2 System
Professor Armin Hafner sees this and other innovations expanding the market for CO2 HVAC&R systems.
Engineers Urged to Exploit R744 Properties in Design
CO2 evaporators should be operated without superheat, heat recovery should be employed, says Professor Armin Hafner.
Demonstration Sites Highlight Potential of Natural Refrigerants in India
The Norway-funded INDEE+ project is testing CO2 and ammonia systems in three locations as well as educating the market.
‘Hybrid Ejector’ Found to Boost Efficiency of Transcritical CO2 Refrigeration by Up to 42%
New study found ejector system outperformed a conventional booster system across all ambient conditions
Natural Refrigerants Textbook Now Available in English
Written by top global experts, the long-anticipated Natural Refrigerants: Applications and Practical Guidelines textbook is now available in print, digital and bulk copies.
Norway-Funded INDEE+ Project to Transfer CO2 Knowledge to India
The INDEE+ project will test CO2 systems in the Indian maritime, hotel and supermarket sectors.
Audi Electric SUVs Offer CO2 Heat Pump to Boost Driving Range
The heat pump can reduce the loss of range that climate control causes, especially in winter.
Many Stakeholders Bullish on R744
Transcritical systems, with energy enhancements and integrated with AC, will continue to flourish around the world.