Refrigeration

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R-410A entered the scene as the replacement HFC-based, binary refrigerant blend for R-22 in “new” light commercial and residential air conditioning and heat pump applications.

The steps taken in the first 30 minutes of a leak at an ammonia refrigeration facility can make the difference between containment and catastrophe.

Equipment placement is an important consideration for the overall success of a walk-in cooler or freezer installation. The location of the condensing unit and evaporator must be evaluated thoroughly. Improper placement can lead to excessive installation costs as well as system performance issues.

Honeywell has started commercial operations at its new manufacturing plant in Geismar, Louisiana to meet growing global demand for hydrofluoroolefin (HFO)-1234yf, a next-generation mobile air conditioning refrigerant. According to Honeywell, with this start-up, the plant has become the world's largest site for producing HFO-1234yf, which is sold commercially as Solstice^® yf.

Axiom Energy has been honored with a Gold Stevie® Award for Energy Innovation in the 15^th annual American Business Awards. The award recognized Axiom for its Refrigeration Battery, one of which is operating at a Whole Foods Market in Los Altos, California. According to Axiom Energy, other Refrigeration Batteries are scheduled for installation at a Walmart store in San Diego and planned for utilization by Con Edison in its Brooklyn and Queens New York territories.

Brad Kivlan has been named CEO of Dynatemp International Inc., a privately held supplier of hydrochlorofluorocarbon (HCFC) and hydrofluorocarbon (HFC) refrigerants and refrigerant services. Kivlan had been serving as the company’s vice president of operations.

The Alliance for Responsible Atmospheric Policy has sent letters to Secretary of State Rex Tillerson and Environmental Protection Agency (EPA) Administrator Scott Pruitt urging that the United States uphold its commitments to the Montreal Protocol on Substances that Deplete the Ozone Layer, and the Kigali Amendment to the Montreal Protocol that was adopted in October 2016.  

Unprecedented. Unconventional. Chaotic. Exhausting. Whatever adjective you use to describe them, the first 100 days of the Trump presidency were a crazy time for our nation. People across the country — and around the world — have watched and tried to understand the policy directions of this White House. What have the first 100 days meant for the HVACR industry and what do they portend for the future?

The QCC2 and QCC3 air-cooled scroll-compressor condensing units are part of Johnson Controls’ portfolio of ready-to-ship products. They are designed for applications ranging from 15-160 ton and may be paired with indoor air handlers using direct expansion (DX) evaporator coils.