Emerson’s director of food retail marketing and growth strategy for that cold chain, Andre Patenaude, explains why ammonia (aka NH3 or R-717) has become the backbone of many frigid storage applications, for many decades.

Having excellent performance efficiency and ultra-low topographical impact, in Air Dryer series BPHE many ways NH3 will be closest thing to the best refrigerant.

In modern times, tightening regulations by the Occupational Basic safety and Health Administration (OSHA) have sought to raise the safety of NH3 systems. Operators are now required to produce documentation for systems charged with as a minimum 10, 000 lbs of ammonia, for every OSHA’s Process Safety Management regarding Highly Hazardous Chemicals standard.

The actual large industrial refrigeration market is no stranger to using natural refrigerants. However, it has you major caveat: toxicity.. More recently, the increasing uptake of CO2 (R-744) in commercial applications has led refrigeration manufacturers to take into consideration ways to exploit this emerging natural refrigerant in industrial applications — and also the technology to combine the advantages of both refrigerants and facilitate this transition - that is finally coming of age.

Enter in NH3/CO2 cascade technology, a system architecture that’s been successfully deployed in many commercial applications with HFCs around the high side. For these reasons, operators and manufacturers alike began wrestling with ways to leverage ammonia’s efficiency while lowering system charges important to limit the potential for coverage to workers and product spoilage.
More Info:http://www.forwon.com/applications/air-dryer-series-bphe/

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