Welcome to the Project 64 of HPT TCP
The ultimate goal of the Annex is to contribute to a broader safe use of flammable refrigerants. The objective is that the findings generated in the Annex will be used as background information when regulations regarding the use of flammable refrigerants are updated. The expected outcome is a set of recommendations for updates of the regulations.
01 April 2023 -
31 December 2026
Lead country: Sweden
Participating countries: Austria, France, Germany, South Korea, USA
News About Project 64.
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Project 64 at European Heat Pump Summit
At the European Heat Pump Summit, Project 64 was presented in a special session with in total of four presentations. First Björn Palm presented the Project as a whole, its purpose and its activities in general. Then Thore Oltersdorf gave a presentation on leak hole sizes in plate heat exchangers...
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Safety with Flammable Refrigerants Annex 64 - to Be Highlighted at Chillventa Congress 2024
The International Energy Agency’s (IEA) Heat Pumping Technologies (HPT) Annex 64, focused on “Safety with Flammable Refrigerants,” will host a seminar at the Chillventa Congress to be held from October 7 to 10, 2024, in Nuremberg, Germany. The seminar will delve into the safety aspects and strategies for using flammable refrigerants in...
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Re-start of Annex 64
The Annex had a slow start with only three countries, Sweden, Germany and Korea, during 2023. Towards the end of the year, France and Austria joined as well. A few other countries also showed interest, and a re-start meeting with all five participating countries and some prospects was held in...