VRF/GHP

2014.09.25

Daikin VRV for Large Scale Buildings

Daikin VRV systems have developed considerably over the past number of years and are now being specified for larger and more diverse buildings. The latest VRV solutions can be designed on a greater sc...

2014.09.25

Mitsubishi Electric 2-Pipe VRF Brings Sustainability to Hist

Outline of Strawberry Mansion Project Location: Philadelphia, the United States Completion Date: May 2013   Air Conditioning Systems - Water-cooled VRF: 2 units of condensing units and 17 units o...

2014.09.11

Toshiba’s Smart Community Center with Optimum Combination of

Outline of Lazona Kawasaki Toshiba Building Project Location: Kawasaki City, Japan Completion Date: Fall 2013, Floor space: 104,600m2   Air Conditioning Systems - More than 430 units of air-coole...

2014.09.15

Basic VRF Technologies

Key VRF components When considering the VRF refrigeration cycle, the inverter and electronic expansion valve are two essential components.   Up to the 1970s, the refrigeration cycle used a combin...

2014.09.24

Mitsubishi Electric to Introduce New Hybrid City Multi

Under the theme of ‘We create new solutions’, Mitsubishi Electric will be presenting numerous market-ready solutions at around 400-m2 booth of Chillventa 2014, which offer not only users but also inve...

2014.08.23

Kier awards LJJ £4.2m building services project on Farnboro

27 August 2014 Building services specialist LJJ has been awarded a £4.2 million project to design and install a Cat A M&E installation at Plot C of Farnborough Business Park, off the M3 motorway ...

2014.08.24

Daikin Shiga Plant: A Mecca for Its Global Production of Res

On July 16, Daikin gave an inspection tour of its Shiga Plant, to which a JARN reporter was invited with about 20 other members of the press.   Shiga Plant serves as a core facility for developme...

2014.08.14

VRF in France

Sales of VRF systems in France increased to over 15,000 units in 2013, a 4% gain over the year before. Two thirds of the demand came from small-scale renovation projects involving units of less than 100 kW. The competition in this region is generally from multi-split systems although overall sales of these units in ratings of over 17.5 kW fell by 14% in 2013.   Cassettes are the preferred for...

2014.08.23

Mitsubishi expands in SW

21 August 2014 Mitsubishi Electric’s operations have grown so much in the South West region that the company is expanding into new offices within Bristol’s northern business district.   Vantage C...

2014.08.10

AHRI Celebrates Third Anniversary of Industry-first VRF Cert

After a years-long effort developing AHRI Standard 1230, Performance Rating of Variable Refrigerant Flow (VRF) Multi-Split Air-Conditioning and Heat Pump Equipment, and subsequently an Operations Manu...