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ABC Food Machinery becomes partner on ammonia21.com
The Slovak family company specialises in ammonia refrigeration services.
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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
Ammonia in the Middle East: Authorities need to know that public safety is not compromised
A project team working on an ammonia based indoor ski resort in Dubai resorted to self-regulation in order to prove to the local authorities that public safety would not be compromised. Mr Ali Sleiman, Director of engineering services company EN3 – The Three Factors Company, shares his experience from this project and discusses the suitability of ammonia in district cooling in the Middle East.
Three energy saving measures for the NH3 system of a pork facility
A pork processing plant in Minnesota, US has implemented three energy saving measures to its ammonia refrigeration system that cut annual electricity use by 4.35 million kWh. Measures included the addition of two evaporative condensers, new condenser controls and the installation of a dedicated bank of condensers to cool the compressor oil through natural convection rather than with a mechanical pump.