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ATMOsphere America: technology case studies about low charge systemsNews | 21 June 2012In this final article about the ATMOsphere America 2012 technology case studies showcased in Washington DC 12-13 June, ammonia21.com outlines the key features of presentations by Zahid Ayub from Isotherm about low charge shell and tube evaporators and by Robert Lamb from Star Refrigeration about low charge packaged ammonia refrigeration systems. more
Final call for early birds, programme update and new sponsorsNews | 20 June 2012This is just a last little reminder for those wishing to register to ATMOsphere Europe 2012 and to take advantage of the early bird rate. Friday will be the last day to save 200 € when registering!

In addition, we would like to provide you with some fresh programme updates and last confirmed speakers and we are glad to announce that we have a new Bronze Sponsors.
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HC charge limit divergence in UL household equipment standards called into questionNews | 20 June 2012A test group within Underwriters Laboratories (UL) is examining the suitability of the 57g HC charge limit for household refrigerators, according to a presentation by the organisation last week at ATMOsphere America 2012 in Washington DC. In post-presentation discussions the restrictive nature of the limit was in focus, a limit currently not consistent with the 1kg hydrocarbon limit for household room ACs . more
Transcritical CO2 coming to US stores, as naturals become mainstreamNews | 18 June 20122013 will see main retailers in the US using transcritical CO2 supermarket systems – a technology already used in Canada. This was confirmed by speakers and participants at the ‘ATMOsphere America 2012 - the Business Case for Natural Refrigerants’ conference held in Washington DC, 12-13 June 2012. First installations are expected already this fall, once the technology receives UL approval. more
Preventing future refrigerant conversions with low charge ammonia retail solutionsNews | 18 June 2012Powerful arguments for investing in ammonia refrigeration systems in the retail sector were presented in innovative projects that demonstrate good efficiency savings, and high levels of safety, at ATMOsphere America 2012. This unique event taking place on 12-13 June in Washington DC, is dedicated to innovations in natural refrigerant technologies specific for the North American market. more
Supervalu pleased with ammonia refrigerantNews | 18 June 2012WASHINGTON — About a month after starting up an ammonia-based refrigeration system in an Albertsons store in Carpinteria, Calif. — one of the first such systems in the U.S. — Supervalu is finding that the system is “operating like a champ,” said Richard Heath, senior manager, technology integration for Supervalu, Albertsons parent.
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Alternative Refrigeration Is Feasible: PanelNews | 18 June 2012WASHINGTON — Alternative refrigeration systems using natural refrigerants such as carbon dioxide (CO2) are within reach of supermarket retailers from a cost and implementation perspective, though challenges remain, said a panel of supermarket executives at ATMOsphere America 2012, a conference on the business case for natural refrigerants held here last week at the Liaison Capitol Hill Hotel. more
US EPA may allow HC venting from stand-alone refrigeratorsNews | 18 June 2012The US EPA anticipates to have new listings this summer under its Significant New Alternatives Policy (SNAP) Program for more refrigerant alternatives without use conditions, and later this year proposed rules in a couple of more sectors, according to a presentation at the ‘ATMOsphere America 2012’ conference in Washington DC. The EPA hinted that it will also be determining whether or not venting of hydrocarbons from refrigerators and stand-alone retail equipment will be permitted. more
ATMOsphere America 2012: an exciting year ahead for CO2 refrigerationNews | 18 June 2012In an end user panel session at ATMOsphere America 2012, moderated by Keilly Witman from the GreenChill Partnership, a panel of supermarket executives agreed that CO2 supermarket systems are within reach of retailers both from a cost and implementation perspective. Learning by doing is helping to reduce initial CO2 system costs whilst R744 is enabling retailers to reduce operational costs. more
ATMOsphere America 2012: saving money and energy with ammonia in industrial applicationsNews | 18 June 2012During the two day ATMOsphere America event, Johnson Controls and Emerson presented developments in industrial ammonia refrigeration. The conclusion is that ammonia industrial refrigeration is a major technology that enables energy and cost savings, as well as water savings in the case of food processing. more