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New framework aims to standardise research on evaporative cooling technologies
Evaporative cooling is gaining increasing attention as an energy-efficient alternative to conventional air conditioning. A new scientific study by an international team of researchers, including Anna Pacak,...
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2 959 news
Energy savings in display cabinets
Several new developments make it possible to save energy in display cabinets. - Optimizing air curtain velocity A team at the Air Curtain Research Laboratory at Kettering University in Michigan, US, has modellized the air flow in air curtains and...
MAC developments
While in the mobile air-conditioning (MAC) sector, R&D is focusing on alternative refrigerants to R134a (see "In the news" below), some other research projects or achievements are noteworthy: - The National Renewable Energy Laboratory in...
Reefer market strong despite crisis
The shipping sector has generally suffered from the economic downturn, especially bulk and container sectors. However, the reefer market still showed a 10-15% increase in 2008 as the ageing fleet is in need of renewal. At the end of 2008, the...
GCC district cooling is booming
According to a MEED recent report, the Gulf Cooperation Council (GCC) district cooling market has experienced rapid growth over the past 10 years and now has a capacity of just over 6300 MW. The GCC involves the 6 Persian Gulf states of Bahrain,...
Figures: France
- According to Cemagref, the French agri-food sector represents 24 million tons of refrigerated food, 4000 factories, 1600 warehouses (over 2000 m3), 8800 super- and hypermarkets, 60 000 local stores, 75 000 temperature-controlled vehicles, 36...
Heat pumps sales soar in France
AFPAC (Association Française pour les Pompes à Chaleur) has announced a record sales figure for air-to-water heat pumps (HPs). Sales recorded by AFPAC members were 133 080 in 2008, up over 160% over 2007. The overall market in 2008 is estimated...
Frozen foods take off in China
Total sales of frozen foods in China soared to USD 14 billion in 2008, up 140% over 2002. Tonnage reached about 4.615 million, or 3.47 kilograms per capita, up 70% according to Research & Markets. Frozen potato products were the fastest...
Briefs: Japan: refrigerant leakage larger than expected
According to a survey conducted by the Ministry of Economy, Trade and Industry (METI) of Japan, leakage of fluorinated refrigerants used in air-conditioning equipment in the country is on the average 10 times greater than estimated. METI collected...
Briefs: Pakistan: policy to support the cold chain
The Trade Development Authority of Pakistan (TDAP) plans to put in place a cold storage/cold chain infrastructure in order to fight post-harvest losses which are a major economic issue, for exports in particular. It is claimed that 35-40% of the...
Briefs: California promotes ammonia
The US Environmental Defense Fund (EDF) has proposed a bill designed to tackle the issue of high global warming potential (GWP) gases in California, and it is hoped that the bill will pave the way to national legislation. Ammonia is put forward as...
Briefs: Stockholm
Stockholm has won the coveted European Green Capital 2010 Award. Among technology singled out as exemplary: Stockholm's huge district cooling system.
Briefs: Coldstore Engineering in New Zealand
Hot off the press: a new set of guidelines for the New Zealand coldstore industry. The 67-page Coldstore Engineering in New Zealand document is published by the Institution of Professional Engineers New Zealand (IPENZ) Coldstore Working Party....
Out of the ordinary: Backpack fridge
"Boxcooler" a backpack fridge with picnic dishes solves the problem of keeping picnic food cool and applies state-of-the-art technology. On one side it can conveniently be carried on the back. On the other side, the cover hinge can be used as a...
Out of the ordinary: USB Mini Fridge
Fed up with warm drinks in the summer? Thanks to the USB Mini Fridge measuring 19.4 x 9 x 9 cm and weighing a mere 360 g, and a cooling pad running off your USB key that cools to 8.5°C within 5 minutes, you can cool your drink and stay at your...
Recent applications of CO2 in the food industry
Carbon dioxide has been used in highly advanced applications the food industry for decades. Recent concerns about greenhouse gas emissions are leading manufacturers to use recycled CO2 from other industrial processes. Linde claim they use the...
Pioneering CO2 road vehicles
Aldi Süd, Germany's biggest supermarket chain, is investing in new road transportation for frozen food and beverages with a view to promoting CO2. The next-generation vehicles will go into serial production after being exhibited at the Frankfurt...
Eight ways to save energy in cold stores
Researchers from Enviros Consulting analysed cold storage at 13 frozen food manufacturers and cold store operators in UK for the report "Improving the energy efficiency of the cold chain" released by the British Frozen Food Federation (BFFF)....
Briefs: Empire State Building
Once the world's tallest building, the Empire State Building is addressing a new challenge: it's going green. Chillers in the cooling plant will be rebuilt, and with insulation will generate roughly half the savings. The owners of the landmark...
Briefs: Dehumidification and cooling system cuts energy consumption by 43% in meat processing plant
Cooling and dehumidification costs in a meat plant in Germany have been reduced by a system using hot and cold water from other processes. According to DuCool, TönniesFleisch plant in Rheda-Wiedenbrück is saving annually 165 000 € in electricity...
Briefs: First MAC system using an ejector
Denso Corporation has developed the world's first passenger mobile air-conditioning system that uses ejector technology. The ejector, which is a small refrigerant injector, was installed on the new Prius introduced by Toyota in May 2009. According...
Briefs: Evaporating tiles to cool rooms
UK Loughborough University's Zephyr project "Ceiling tiles" was finalist in the Financial Times Climate Change Challenge. The tiles draw up heat from a room which passes through a moist wick surface in the ceiling tile, achieving cooling lowering...
Briefs: Losing weight thanks to cooling?
Could cold temperatures become a way to lose weight? Three recent studies underline the role of brown adipose tissue (BAT) in burning fat to produce heat and regulate body temperature. Human adults were previously thought to be lacking BAT. All...
Briefs: LMP-102
LMP-102, a bacteria-eating virus (bacteriophage) was approved as an antimicrobial (against Listeria monocytogenes) food additive in meat and poultry products by the FDA in 2006. The European Food Safety Authority's BIOHAZ Panel has recently...
US Environmental Protection Agency
The US Environmental Protection Agency (EPA) is announcing new Energy Star requirements - effective as of January 1, 2010 - for commercial refrigerators and freezers, which, on average, will be 33% more energy efficient than standard models. Under...
Energy efficiency and labelling systems in Asia
During a recent symposium on energy efficiency and labelling systems in Asia held in Tokyo, valuable information was given on the status of some projects: - In China, household appliance energy-efficiency labelling was first implemented with...
