Search results

See all results in the Fridoc database

  • The latest in laptop cooling technology

    The latest developments in laptop cooling technology are based on liquid cooling systems which are thermally more efficient than regular air-based systems. In the past, liquid cooling was not a practical option for laptops because there wasn’t...

    • Publication date : 2013/06/25
    Read more

  • Mini containers, an energy-efficient solution for small farmers?

    To benefit small growers, a team of researchers investigated the concept of mini containers that would consume less energy and produce fewer GHG emissions than conventional full-size...

    • Publication date : 2022/12/12
    • Subjects: Technology
    Read more

  • Mac news: Solar air conditioning for Toyota’s Prius

    Toyota's ecological Prius gas-electric hybrid car is to take solar air conditioning on board next year, Japanese newspaper Nikkei reported in early September. The solar panels on the roof of the new Prius model will provide 2-5 kW of electricity...

    • Publication date : 2008/10/25
    Read more

  • Briefs: Iran has LNG plans on a very large scale

    Iran is reportedly planning to finance up to 120 billion USD for LNG production over the next 12 years and become the world's largest LNG exporter. As of now, there are no LNG industries in Iran, but there are gas resources estimated at 27.5...

    • Publication date : 2008/10/25
    Read more

  • Automobile technology: what’s new?

    Delphi Corporation has developed a reversible CO 2 car air-conditioning system using air-coolant heat-pump technology. Delphi says that the system allows better integration into the vehicle and a higher performance-to-cost ratio than other...

    • Publication date : 2005/10/26
    Read more

  • Mele Kaliki Cool!

    An USD 3-4 million dollar deep-seawater cooling system is to form part of a USD 100 million redevelopment project underway in Hawaii to meet the island's air-conditioning requirements. The system, to be designed by the Honolulu Board of Water...

    • Publication date : 2005/07/19
    Read more

  • Briefs: Refrigerated windmill provides drinking water

    A windmill equipped with a small cooling system produces up to 200 litres of drinking water/day. Collecting moisture from wind was already applied in Chile for instance, but by adding the small cooling device, it was possible for Marc Parent, the...

    • Publication date : 2010/05/27
    Read more

  • Briefs: Cooling the Venus rover

    One of the main technical challenges in sending a probe on Venus is the searing temperatures on the planet's surface: 450°C, enough to melt lead! Several probes landed on Venus in the 1970s and early 1980s, but never lasted more than two hours....

    • Publication date : 2008/05/13
    Read more

  • 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...

    • Publication date : 2009/08/13
    Read more

  • Hydrogen technology: Cryogenic Engine

    A liquid oxygen-hydrogen pump fed engine achieved a major technical milestone in throttling capability. It is designed to demonstrate successful throttling from full power down to 10% of its thrust. This flexibility to control the flow of fuel...

    • Publication date : 2007/11/20
    Read more

  • Underground storage of liquid CO2

    Dispensing of CO2 by storing it underground usually implies placing it in aquifer rocks deep enough (-800 m) to achieve sufficient pressure to maintain the CO2 in a supercritical (fluid) phase. This approach has many shortcomings as in this form,...

    • Publication date : 2006/11/15
    Read more

  • New cryogenic refrigerator to deep-freeze chips

    Researchers at the National Institute of Standards and Technology (NIST) have developed a compact, solid-state refrigerator capable of reaching very low temperatures (as low as 100 milliKelvin). The refrigerator works using a "sandwich" of normal-...

    • Publication date : 2004/05/25
    Read more

  • Regulations and use of HFCs in the USA

    Under section 608 of the Clean Air Act, it has been illegal since November 15, 1995, to knowingly vent substitutes for CFC and HCFC refrigerants during the maintenance, service, repair and disposal of air-conditioning and refrigeration equipment....

    • Publication date : 2004/09/14
    Read more

  • PCMs and ice slurries: PCMs: two recent applications

    Phase-change materials (PCMs) can provide thermal storage which means that they can absorb thermal energy when they solidify and release it when they melt. This can be very useful to dampen temperature swings. PCMs are usually water-based and are...

    • Publication date : 2007/02/12
    Read more

  • R&D

    The US Department of Energy's National Renewable Energy Laboratory (NREL) has developed a new air-conditioning system combining membranes, evaporative coolers and desiccants into a single device with the objective to suit to all climates,...

    • Publication date : 2011/02/07
    Read more
See all results in the refrigeration sector news items
See all results in the IIR news items