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Ozone-depleting chemicals detected by scientists in the atmosphere in 1951 – decades earlier than expected
An international team led by the University of Bremen, Germany, has uncovered evidence of ozone-depleting chlorofluorocarbons (CFCs) in the atmosphere as early as 1951. This finding pushes back the known...
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2 939 actualités
Changes in the use of cryogenic propellants in space
Near-term exploration beyond low Earth orbit will require the use of cryogenic propellants and in-space cryogenic propellant storage durations will exceed our current capabilities by at least two orders of magnitude. This will require the...
Europe: 2012 HVAC-R market trends
Eurovent Market Intelligence (EMI) has just released 2012 trends for the European heating, ventilation, air-conditioning and refrigeration market.
Tetra Pak works on smart milk cartons
Tetra Pak is developing a smart carton that will alert consumers when milk is past its best consumption.
Shenzhen: China's first pilot city for hydrocarbon air conditioning
The city of Shenzhen is a pioneering the commercial application of hydrocarbon refrigerants to replace HCFCs in air conditioning.
Europe: renewable cooling could provide close to 100% of cooling demand
A recent study performed by the German Öko-Institut e.V. on behalf of NL Agency of the Netherlands and funded by the Dutch government, claims that at least 50% of the cooling demand in Europe could be covered by renewable energy applications by 2050.
Une norme pour les puces fraîcheur
Aucune norme de qualité n’existe actuellement pour les puces fraîcheur.
Rio+20: support for HFC phase-down
In their final declaration, the Heads of State and Government and high-level representatives of 191 countries who met in June in Rio de Janeiro, Brazil, for the UN Conference on Sustainable Development (“Rio+20”) have provided support of an HFC...
HFCs: diverging opinions regarding phase-out/phase-down
A report prepared by Michael Kauffeld for the Environmental Investigation Agency (EIA) outlines a timetable specifying dates by which the use of HFCs could be banned in new equipment for each refrigeration and air-conditioning sub-sector, with a...
Data centre near London upgrades with Turbomiser chillers
The site’s power usage ratio has dropped by 24%
Bunker under highly controlled-atmosphere to measure Earth’s rotation
Equipment with extremely stable laser requires perfect mastery of air pressure and temperature.
Une embarcation gallo-romaine restaurée grâce à la lyophilisation.
Un chaland de près de 32 m et pesant 30 tonnes, qui avait coulé dans le Rhône vers 50 après JC, est en cours de restauration grâce au recours au polyéthylène glycol, suivi de la lyophilisation.
Israel: new pre-cooling system for cherries
Mobile pre-cooling system can help preserve fruit quality straight after harvest
CO2 system for retrofitting in food processing company
CO2 was chosen over an ammonia cascade plant
Concours de vidéos pour le 25e anniversaire du Protocole de Montréal
Le PNUE lance un concours de vidéos pour les jeunes vidéastes nés depuis septembre 1987
Le Maroc s’implique dans la lutte contre les HCFC
Début juin 2012, Le Ministère marocain de l’Industrie, du Commerce et des Nouvelles Technologies et l’Organisation des Nations Unies pour le développement Industriel (ONUDI) ont organisé un atelier pour lancer un Plan national concernant...
First Chinese safety standard for cold stores
The codes should come into force in December this year
Jordan phases out CFCs one year ahead of schedule
Jordan’s national programme for phasing out the use of CFCs, which aimed at disposing 1500 tonnes of these refrigerants was achieved one year ahead of schedule.
Incidents with fake refrigerants
Incidents involving fake refrigerants have hit the headlines on various occasions recently. The incidents often involve R40 (methyl chloride), a hazardous chemical compound, or other substances.
Canada: CFIA Standardization of Food Safety Practices
The Canadian Food Inspection Agency (CFIA) recently announced plans to standardize its inspection practices to keep up with the changing food safety landscape.
Phase-change materials result in huge cost savings
Phase-change materials (PCMs) are being used in a new building for the molecular engineering department of the University of Washington, in Seattle. The 7150 m² building has PCMs encapsulated in its wall and ceiling panels, and the expectation is...
Cold chain in India: current status
New Indian legislation allowing a majority foreign direct investment in the retail sector may well bring in large investments in cold chain equipment.
Israel has launched a programme to replace 10 000 inefficient air conditioners
In Israel, the Energy and Water Ministry launched in March 2012 a programme to replace 10 000 air conditioners, aiming to provide energy savings of 17 million kWh per year.
Cooling helps eggs fight salmonella
A team from Purdue University has demonstrated that lysozyme activity could be increased by as much as 50%, thanks to the addition of carbon dioxide or to a cooling process which causes carbon dioxide to be sucked inside the shell.
LNG-fuelled ships
New ships will increasingly be fuelled by LNG, and Zeus Development Corporation is monitoring LNG-fuelled non-carrier vessels: there are currently 50 and the number is growing fast.
NASA’s James Webb Space Telescope
Cryogenic testing has now been completed for the final 6 primary mirror segments and a secondary mirror that will fly on NASA’s James Webb Space Telescope.
