{"id":28612,"date":"2025-12-21T16:14:10","date_gmt":"2025-12-21T12:44:10","guid":{"rendered":"https:\/\/broudat-kar.com\/lang\/?p=28612"},"modified":"2025-12-21T16:20:08","modified_gmt":"2025-12-21T12:50:08","slug":"coldroom-doors-reduce-energy","status":"publish","type":"post","link":"https:\/\/broudat-kar.com\/lang\/en\/coldroom-doors-reduce-energy\/","title":{"rendered":"How can industrial cold room doors reduce energy costs by 50%?"},"content":{"rendered":"\t\t
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How to cut industrial cold room energy costs by 50% with the right door selection (a detailed scientific analysis)<\/h2>

In this article, we scientifically examine how choosing the right type of industrial cold room door<\/strong><\/a>, insulation, control system and even staff usage patterns can reduce cold room energy consumption by up to 50%. To do this, we analyze everything from the phenomenon of air infiltration to modern technologies such as high-speed doors (High-Speed Doors) and air curtain systems (Air Curtain), using real data and case studies.<\/p>

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In the final part, we introduce the localized solutions developed by Atlas refrigeration; a team which, with more than three decades of experience in the design and manufacture of industrial cold room doors \u2013 hinged, sliding, automatic and controlled-atmosphere \u2013 in line with international standards, has helped pave the way for energy optimization in Iranian industries.<\/p>

Energy loss during opening and closing of industrial cold room doors<\/h2>

One of the most important sources of energy waste in cold rooms is a phenomenon known as infiltration load or air infiltration. Every time the cold room door is opened, the warm and humid outside air is replaced with the cold air inside. This seemingly simple exchange brings in heat and moisture and leads to frosting on the evaporator, which directly increases the refrigeration load of the system.<\/p>

A study by the U.S. Department of Energy (DOE)<\/strong><\/a> and an ASHRAE<\/strong><\/a> report have shown that outside air entering through doors can account for more than 50% of the refrigeration load in high-traffic cold rooms<\/strong><\/a>. In other words, in some cold stores, half of the electrical power consumed by the refrigeration system is spent on cooling air that only enters the space while the door is open.<\/p>

For this reason, the cold room door should not be viewed merely as a physical element, but as a critical point in overall energy efficiency.<\/p>

Several factors influence the intensity of this energy loss, including:<\/strong><\/p>