Hydrofluoroolefins

Amongst a host of new products expected this year, Daikin has revealed that its Applied division will launch chillers using the HFO refrigerant R1234ze.

Lennox EMEA has introduced a range of condensing units with dual compressors that can be used with a number of existing and lower GWP refrigerants.

In a recent study “A comparative study on the performance of HFO-1234yf and HFC-134a as an alternative in automotive air conditioning systems”, S. Daviran et al, have simulated an automotive air conditioning system and compared the performance of HFC-134a and HFO-1234yf as drop-in alternatives to HFC-134a.

The Institute of Refrigeration is proud to announce that it will be hosting the 1st IIR International Conference on the Application of HFO Refrigerants.

Tesco, one of the world’s largest supermarket chains, is to convert more than 1,200 existing stores across the UK from R404A to lower GWP refrigerant R448A.

With the pressure on to quit using high GWP refrigerants like R404A, Honeywell is hosting a webinar on how to retrofit to a lower GWP alternative.

Honeywell has today started commercial production of the refrigerant R1234yf at its new manufacturing plant in Geismar, Louisiana.

Compressor manufacturer Dorin has added the blends R448A, R450A and R513A to its list of approved refrigerants.

New Zealand has proposed updates to its Emissions Trading Scheme (NZ ETS), which could be adopted by September 2017 and in force by 1 January 2018.

Germany’s Federal Motor Transport Authority has asked Daimler to recall 134,000 cars filled with R134a-based air-conditioning systems. The Federal Environment Agency is urging the manufacturer to turn to CO₂ as an alternative.

Honeywell has launched its lower GWP R404A replacement refrigerant R448A in the Asia Pacific region.

Chinese air conditioning manufacturer Midea is to use R452B, a lower GWP alternative to R410A, in its unitary air conditioning units designed for the North American market.

Kaltra Innovativtechnik has launched a series of freecooling chillers based on frequency-controlled screw compressors, microchannel technology and the option of R1234ze.

A new paper from the compressor manufacturer looks at future refrigerant use in the light commercial sector.

Bitzer is debuting a new range of compact screw compressors for R134a, HFO/HFC blends and HFOs at this week’s China Refrigeration show in Shanghai.

Dunham-Bush is to use Chemours refrigerant alternative Opteon XP10 in its DCLCG chillers for the Asia Pacific market.

Ingersoll Rand has added a further Trane water-cooled chiller using the low GWP HFO refrigerant R1234ze.

With the pressure on to switch to low GWP refrigerants, A-Gas is offering advice and assistance via its website.

Super X24, a Mexican retailer with more than 100 convenience stores across Veracruz, plans to convert all of them to lower GWP refrigerant R449A.

Supermarket owners and operators across Europe are getting to grips with the implications of new EU Regulations on so-called F-Gases (No. 517/2014), which include common refrigerants used in store refrigeration and air conditioning systems. We offer an overview of the regulations and what supermarkets should be doing to safeguard their businesses, provided by leading compressor manufacturer Bitzer.