HEAT PUMPS


Simultaneous operation


Colin Goode of Fujitsu General Air Conditioning UK examines the best approach to take when heating meets cooling.


W


hen we think about applying cooling or heating products in a building, we try to maximise


energy; generating as many different uses from a single product as possible and reducing the environmental impact of our designs. There may be more emphasis on environmental concerns than ever before, but the familiarity of maximising design potential has always been ingrained in the engineers within our industry. For almost 30 years, the chiller market seems to have taken a back seat, especially within the comfort cooling sector after the introduction of VRF air conditioning. Technological and concept developments


Four pipe chiller producing hot water and cold water simultaneously with no energy rejection to atmosphere. Domestic hot water made available via heat exchanger in hot water store.


46 November 2019


have grown over this time and turned the VRF sector into a £74.3 million market. Applications of heating, cooling, heat recovery, water production and DX connectivity have seen the use of VRF takeover building services, reducing capital


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