Ali Sleiman

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.

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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.

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