Industrial Technology

liquid nitrogen

Ice Rink has Installed New CO2-Ammonium Hydroxide System

Ice Rink has Installed New CO2-Ammonium Hydroxide System

CO2-ammonia ice rink installed in Sweden Ammonia21, June 29, 2017 The T3 Center – an ice hockey arena that hosts Swedish 2nd division team Björklöven in Umeå, northern Sweden – has retrofitted its ammonia refrigeration system with a CO2-ammonium hydroxide system. The existing ammonia system was retrofitted with “ammonium hydroxide [as the secondary refrigerant, which]

disruptive-innovation

Researchers Develop Prototype MultiPack CO2 HVAC Unit

Prototype CO2 HVAC unit developed with ejectors r744.com, July 6, 2017 In a competitive residential air conditioning market traditionally dominated by HFCs, the researchers hope the MultiPACK will help CO2 to become a commercial reality in this field of application. “We are looking for partners interested in a demonstration site (in a hotel, spa, etc.,” said

Whole Foods Market energy

Building Control Systems Improve Business Operations

Facility Control Systems Add Energy Efficiency for Food Retail Businesses Facility control systems may be the answer for food retailers that want to maintain efficient — and profitable — operations. Facility controls allow food retail business owners the ability to monitor building and refrigeration systems such as walk-ins, coolers, heating, AC and HVAC units, as

grocery store

First Transcritical CO2 System with Ejector Technology in North America

Hillphoenix installs ‘the first ejector in North America’ R744, June 28, 2017 A Sprouts Farmers Market store – opening today in Woodstock, Ga. – is the first place in North America to feature a transcritical CO2 system with ejector technology, according to Sprouts and systems manufacturer Hillphoenix. The grocery store is estimated to save an average

ammonia refrigeration

Significant Improvements from Low-Charge-Ammonia Packaged Units

Low-charge scenarios serving North American plants Ammonia21, June 12, 2017 Packages and ammonia/CO2 systems reduce ammonia charge, improve safety and boost efficiency, according to ATMOsphere America case studies. Low-charge-ammonia packaged units and ammonia/CO2 cascade systems installed at industrial plants are drastically cutting ammonia charge, increasing safety and increasing efficiency throughout North America, according to case

CO2 transcritical systems commercial-refrigeration compressed air energy storage

Efficiency Improvements of CO2 Transcritical Systems

Ejectors seen as way forward for CO2 transcritical   R744.com, June 19, 2017 Italy-based manufacturers Dorin (compressors) and CAREL (controls) both see ejectors improving the efficiency of CO2 transcritical systems in warm climates. At ATMOsphere America 2017 in San Diego, California, Italy-based Dorin, a compressor manufacturer, and CAREL, a controls manufacturer, grappled with how they can

electric motor efficiency

3-Phase Motors Not Running as They Should

Voltage Imbalance May Cause Motors to Run Inefficiently EC&M, June 13, 2017 Today’s 3-phase motors are more energy-efficient than their counterparts of only a couple of decades ago. Much of this is because of more precision in design, which allows for tighter tolerances and overall better construction. The newer motors use less energy and last

energy-efficient-refrigeration

Awareness of HFC-Free Refrigeration Systems Increase

FOOMA Japan 2017: Food manufacturers seek NatRef solutions R744, June 16,2017 As awareness of HFC-free refrigeration systems among industrial food manufacturers in Japan increases, companies like Mayekawa and Mitsubishi Heavy Industries Thermal Systems Co. Ltd (MHI) are responding by expanding their product line-ups.The NewTon CH system, on display at the FOOMA Japan 2017 exhibition, is

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