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  • EU: High-GWP HFC shortages and price rises

    Several refrigeration associations in the EU have warned of severe refrigerant supply problems in their countries.

    • Publication date : 2018/03/21
    • Subjects: HFCs alternatives
  • GL2012 highlights: technologies needed in order to raise uptake of natural refrigerants

    Prof. Pega Hrnjak presented technologies that could advance the position of major natural refrigerants at the 2012 Gustav Lorentzen Conference on Natural Refrigerants. He claims that hydrocarbons, ammonia and CO2 could become strong contenders for...

    • Publication date : 2012/12/21
  • Natural refrigerants in emerging countries: South Africa

    South Africa is facing an energy shortage and a rise in electricity prices. Natural refrigerants, which have important energy saving potential, are now being introduced, especially in supermarkets. Here are 2 examples: . GTZ has offered technical...

    • Publication date : 2010/03/07
  • Brief: R-723

    The new natural refrigerant blend R-723 presents the same advantages as ammonia (i.e. high specific evaporation heat and insignifigant GWP) and offers further benefits: it can be used in copper systems and offers full mineral oil solubility. R-723...

    • Publication date : 2005/02/11
  • Trends and Figures: Increase in AC prices in Asia

    According to 2 articles in JARN, the prices of air conditioning are starting to show the effects of the rising raw materials prices, including those of copper, steel and aluminium. There are claims that the prices of these essential metals, in...

    • Publication date : 2006/11/15
  • 100 years of superconductivity

    April 8, 2011 marked the 100th anniversary of the discovery of superconductivity by Heike Kammerlingh Onnes. Working in his lab at Leiden University on April 8, 1911, he was experimenting with the electrical...

    • Publication date : 2011/07/26
  • The HCFC phase-out challenge (4)

    The results of a recent study* sponsored by the refrigerants manufacturer DuPont show that 65% of refrigerating plants in 9 key European Union markets were still using HCFC refrigerants 18 months before the ban on use of virgin HCFCs in EU...

    • Publication date : 2008/10/25
  • Positive impact of recent MEPS on the air conditioner market in China

    In June 2023, CLASP published a report highlighting how a recent, more stringent MEPS precipitated the rise of more efficient air conditioners in just two years.

    • Publication date : 2023/07/24
    • Subjects: Figures, economy, Regulation
  • CHEs in heat pumps

    In its Annex 33, "Compact Heat Exchangers in Heat Pumping Equipment" issued in September 2010, the Heat Pump Programme details the benefits of using compact heat exchangers (CHEs): . Improved heat exchanger thermal effectiveness: thermal...

    • Publication date : 2011/02/07
  • Packaging innovations

    Plant-based food packaging Biodegradable packaging looks set to be the way of the future. A sharp rise in demand for natural products and healthier food added to the stability of maize prices versus those of petroleum-based polymers have...

    • Publication date : 2006/05/05
  • Brief: 12th c-dig meeting

    Uusikaupunki in Finland was the setting for the 12 th c-dig meeting in April 2005 attended by 55 delegates. Roughly half the presentations were by Finnish companies, reflecting the tremendous focus on carbon dioxide in the region in recent years....

    • Publication date : 2005/06/14
  • Solar Air conditioning

    With high summer temperatures, air-conditioning and thermal comfort are increasingly important issues, but raise the challenges of high energy consumption and of environmental consequences. Three recent projects use solar energy to operate...

    • Publication date : 2007/08/05
  • ICR2007: CO2 in the limelight

    Among the 876 papers presented at the IIR International Congress of Refrigeration in Beijing, 82 were on CO2 as a refrigerant or secondary fluid. Many dealt with new components for CO2, the lack of such components being currently still one of the...

    • Publication date : 2007/11/20
  • Alternative Cooling Technologies conference, London, 1st February 2005

    This conference, which was co-sponsored by the UK Institute of Refrigeration and organised commercially by RAC magazine, was well attended with about 140 people present. It was arranged in five sessions. In the first session, speakers from UK...

    • Publication date : 2005/02/11
  • Radio frequency technology makes warehouses more efficient and safer

    Industrial Conveying has developed new technology for high-rise warehouses. Each crane communicates with every stationary object on its racks. The High Bay Stacker is managed by Radio Frequency (RF) and makes it possible to use very high spaces....

    • Publication date : 2011/07/01
  • Ice cream manufacturing, environmental impact and market data

    From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...

    • Last update : 2023/06/30
    • Langues : French, English
    • Themes : Ice creams
  • Nanorefrigerants

    Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...

    • Last update : 2022/06/17
    • Langues : English, French
    • Themes : Nanofluids
  • Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement

    Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...

    • Last update : 2023/03/10
    • Langues : French, English
    • Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information
  • Hydrocarbon refrigerants

    Hydrocarbons such as R290 (propane), R600a (isobutane) or R1270 (propene/propylene) are low GWP non-toxic natural refrigerants with excellent thermodynamic properties. They offer an...

    • Last update : 2022/06/22
    • Langues : French, English
    • Themes : Hydrocarbons, Containment, refrigerant charge reduction
  • Liquefied Natural Gas: production process and cold energy recovery

    Liquefied natural gas (LNG) is natural gas that has been cooled to about -160 °C and turned into a liquid to facilitate transportation and storage. A typical LNG supply chain...

    • Last update : 2023/06/23
    • Langues : French, English
    • Themes : LNG and LPG
  • Additive manufacturing of regenerators for caloric cooling

    In many areas of engineering, additive manufacturing allows the production of complex and multifunctional products that could not be manufactured using traditional methods. In the...

    • Last update : 2022/09/16
    • Langues : French, English
    • Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)
  • Environmental impact of the ice cream industry

    This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.

    • Last update : 2022/11/17
    • Langues : French, English
    • Themes : General information on environment (climate change, ozone depletion…)