22 May 2007

Application of Ammonia Heat Pumps in Norway

The use of naturally occurring and ecologically safe substances as working fl uids in heat pumps represents
an environmental friendly and long-term solution to the problems of HFCs. The most important natural
working fl uids include ammonia, hydrocarbons and carbon dioxide. This article discusses the main characteristics
of ammonia heat pumps, and describes the market development for this energy-effi cient technology in