Cooling

Sponsored roundtable: cooling for life
Decarbonising cooling involves passive design measures, efficient cooling and a robust approach to refrigeration leakage, according to members…



Sensible cooling: avoiding overcooling in buildings
When spaces are cooled to uncomfortable temperatures, negative impacts are seen on people’s health and the environment. Tim…



Dual purpose: evaporative cooling
Switching between modes in dual evaporative coolers can result in large operational savings, according to a recent B&SERT…



Turning to CO2 refrigerant in large-scale retrofits
Using CO2 as a refrigerant in heat pumps is ideal for retrofits requiring higher-temperature heat. Daniel Clark, of…



Rethinking the fan coil
The Artus hybrid air conditioning unit is only 200mm deep, yet it achieves energy savings of 83% over…



Taking shape: shape memory alloys in air conditioning
A shape memory alloy technology could be a GWP-free, cost-effective successor to vapour compression refrigeration. Liza Young finds…



Gree’s award-winning net zero carbon cooling solution
Air conditioning giant Gree has been recognised as joint winner of the 2021 Global Cooling Prize for creating…



Cooling’s pathway to net zero
For the UK to achieve net-zero carbon emissions by 2050, the cooling industry must radically improve the efficiency…



Guide to low loss headers
Achieving hydraulic separation through well-designed low loss headers is key for efficient heating and cooling systems. David Palmer…



Handling Covid risk in thermal wheels
To minimise the risk of Covid-19 transmission in thermal wheels, designers should choose a configuration that minimises recirculation…



Refrigerant rethink: measuring the environmental impact of HVAC
Specifiers need to start assessing a refrigerant’s embodied carbon as well as its global warming potential, says Klima-Therm’s…



How thermal storage will free up roofspace at Millennium Bridge House
By using thermal storage in buildings with cooling and heating requirements, designers can cut energy use, reduce HVAC…



Maintaining thermal comfort in a changing climate
In a warming climate, what can be done to maintain thermal comfort and productivity levels in buildings without…



Zero-GWP cooling using the barocaloric effect
A Cambridge start-up is pioneering a breakthrough technology, based on the barocaloric effect, to develop a radical zero-GWP…



Using water as a refrigerant in a commercial chiller
The eChiller is a novel solution that uses water as a refrigerant. Green Thermal Energy’s Garry Broadbent explains…

