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Low-charge NH3 chillers deliver energy savings at Snozone
Star Refrigeration’s low-charge ammonia Azanechiller 2.0 units are delivering energy savings at Snozone indoor winter sports centre in Milton Keynes.
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Next-gen NH3 and CO2 systems compete in industrial refrigeration
The low-charge trend is attracting new customers to ammonia, while new technology is bringing CO2 to higher capacities. All this innovation is helping industry to phase down synthetic refrigerants and improve energy efficiency. Accelerate Australia & NZ reports.
French industry mulls overcoming NH3 barriers
French trade association AFCE’s annual conference, held on 21 September 2018, highlighted the benefits of using ammonia despite regulatory barriers in France.
New Zealand training organisation launches ammonia guide
Gauge Refrigeration Management provides safety training for businesses using natural refrigerant systems throughout New Zealand.
ABC Food Machinery becomes partner on ammonia21.com
The Slovak family company specialises in ammonia refrigeration services.
IIAR creates guidelines for low-charge ammonia
ARM-LC is designed to help introduce the technology to more end users and enable them to install and operate it correctly.
Frick continues rollout of low-charge central system
Second installation is completed at Canadian cold-storage facility.
Ammonia, CO2 to dominate industrial, commercial cooling
Component manufacturer Güntner expects the industrial and commercial cooling industry to go for ammonia and CO2, based on feedback from customers at Chillventa 2016.
R717 and R744 vapour compressor heat pumps have best performance in comparative study
At the 2014 Gustav Lorentzen conference in Hangzhou, China, a comparative study was presented examining the applicability of five single stage vapour compression heat pumps (VCHP) using the refrigerants R134a, R290, R717LP, R717HP and R744. The study considers operational and economic constraints such as refrigeration equipment availability and positive Net Present Value of Investment. It concludes that the LP R717, HP R717 and transcritical R744 heat pumps are advantageous when considering the
Expanding ammonia’s application range through low charge systems
ammonia21.com reporters attended a series of presentations on low charge ammonia refrigeration systems during the Nashville IIAR research panels. Presentations from Creative Thermal Solutions, Azane and Mayekawa highlighted new opportunities for expanding ammonia’s application range, thanks to the changing legislative environment. However, a change in perception is necessary for this to become reality, which could be achieved thanks to lower charge systems.