IEA HPP Annexes

As the Japan's representative organization for the IEA (International Energy Agency), we participate in the international collaborative research & development program on heat pumps under the framework of the IEA implementation agreements.


Ongoing Annexes

Annex35 Application of Industrial Heat Pumps
Annex39 A common method for testing and rating of residential HP and AC annual/seasonal performance
Annex40 Heat pump concepts for Nearly Zero Energy Buildings
Annex41  Cold Climate Heat Pumps (Improving low ambient temperature performance of Air-Source Heat Pumps)

Recently completed Annexes

Annex29 Ground-Source Heat Pumps Overcoming Market and Technical Barriers
Annex32 Economical Heating and Cooling Systems for Low Energy Houses
Annex33 Compact Heat Exchangers in Heat Pumping Equipment