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2014.06.22

Statistics 2014-06.1

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2014.06.22

Australia’s Strict MEPS Giving Boost to Energy-efficient ACs

Panasonic--showcased its new products for 2014, featuring multi splits range. The company also introduced a number of products such as the new deluxe wall controller for ducted and VRF, which help to ...

2014.06.20

Australia’s Strict MEPS Giving Boost to Energy-efficient ACs

-- A report of ARBS 2014 in Melbourne   As the mornings and nights cool down and fall leaves rustle around the beautiful European-style architecture of Melbourne, the heat could be felt inside th...

2014.06.14

Refrigerant Leak Detection

From January 2015 most ACR systems will be compelled under the F-gas Regulations to adopt regular checks for refrigerant leakage. The frequency depends basically on the refrigerant charge and varies with the refrigerant being used. In general, relatively small systems where the charge is less than 1.27 kg will be exempt. Checks at yearly intervals are required for installations where contents exce...

2014.06.14

Nibe Energy Systems in France

The Swedish energy systems group Nibe acquired a French heat pump and air conditioning unit supplier Technibel last year with the intention of setting up a base for its range of heat pumps. Technibel was established in France in 1958 and became a well-known brand generating annual sales of around ?12 million. In Sweden, Nibe is the leader in groundsource systems and with the Technibel acquisition ...

2014.06.14

Unexpected Boost for Air Conditioning?

The latest revisions to the UK’s building regulations (Part L) aimed at decreasing energy demand even further could have unforeseen consequences. The high level of structural insulation and air tightness being specified could result in overheating in summer, which will prompt building owners to retrofit air conditioning. An analysis by the Royal Institution of Chartered Surveyors (RICS) forecasts ...

2014.06.10

Air Handling Units in France

Market statistics on the industry for air handling units (AHUs) in France are becoming confused because of the increasing role of the so-called twin-flow ventilation packages which have some form of heat recovery device built in and are beginning to incorporate many of the features of the standard AHU such as the heating/ cooling coils and speed controlled fans. Seen in terms of the standard AHU t...

2014.06.10

Decentralized Ventilation Systems

A survey by the magazine cci Zeitung (Germany) of air handling units specifically designed for central ventilation in houses and apartments (reviewed in JARN, October 2013) has been supplemented by an overview of self-contained units intended for decentralized applications. The current survey covers around 20 suppliers and shows that virtually all units have some form of built-in heat recovery. Ca...

2014.06.10

Critical Role for Air Conditioning

Cooling buildings in summer is just as vital as heating them in winter, says Bjarne Olesen, director of the international center for the internal environment at Denmark’s technical university (DTU). Since 2004 Professor Olesen has led a team studying the performance of systems which use parts of a building structure (notably the concrete decking) to store and redistribute thermal energy. Such syst...

2014.06.10

Airwell Group Insolvent

April in Paris this year was marked by an announcement from the Airwell Group that the company had become insolvent. The group has a workforce of 500 and a turnover of some ?65 million producing air handling units, chillers and fan convectors. Airwell’s German subsidiaries have not been affected nor Airwell Residential in Paris, specialists in room air conditioning equipment, who split off from th...