Hosted by the Norwegian University of Science and Technology (NTNU) and SINTEF in Trondheim (Norway) on June 13-15, 2022, the 15th Gustav Lorentzen Conference on Natural Refrigerants welcomed over 330 participants on site to share 17 plenary lectures, 25 posters and 132 oral presentations.
Organised under the theme “The Natural Choices by 2030”, the 3-day conference fostered dynamic discussions on the latest research results and advances related to the use of natural refrigerants in different types of systems and applications.
This conference series is held by the IIR as a tribute to the work and legacy of Professor Gustav Lorentzen.
The conference proceedings is now available, comprised of 170 papers, cover themes including natural working fluids, sustainability and alternative cycles, commercial and supermarket refrigeration, innovative CO2, R290 (propane) and R717 (ammonia) systems, energy efficiency and energy savings, and safety and risk.









