Displaying items by tag: solar power - passivehouseplus.ie

Marc O'Riain: The golden age of solar water heating

Renewable energy technologies are often regarded as new and innovative, but in some instances their roots predate the oil age and go back to the start of the industrial revolution. Dr Marc Ó’Riain finds important insights in past failures of early solar thermal systems.

1948: The Dover Sun House

In his second column on visionary eco-buildings of the 20th century, Dr Marc Ó Riain looks at the Dover Sun House, which used a pioneering salt solution to capture and store solar energy

Solar PV fastest growing fuel in 2016

New solar PV capacity grew by 50% last year, with China accounting for almost half of the global expansion, according to the International Energy Agency’s latest renewables market analysis and forecast.

Passive ‘Sure House’ wins US Solar Decathlon

Stevens Institute of Technology won top honours overall at the US Department of Energy Solar Decathlon 2015 by designing, building, and operating the most  cost-effective, energy efficient, and attractive solar powered house at the competition. Dubbed ‘Sure House’, the building also meets passive house standards for heating demand and airtightness and features heat recovery ventilation.

Coastal house goes low energy against the odds

How can a house embrace passive solar principles when all the sun’s heat and light is to the south — but all the best views are to the north? This striking home on the Connemara coast employed some clever solutions.

EU grid needs urgent upgrade to meet renewables target

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Europe's electricity grid needs a radical overhaul if it is to distribute the renewable energy capacity that governments have committed to building by 2020, according to Europe's leading science academies.

50bn STG of investment needed for Saharan solar plan

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European countries could transform their electricity supplies within a decade by investing in a giant network of solar panels in the Sahara desert, an expert told a global warming conference in Copenhagen today.

International Energy Agency accused of blocking switch to renewables

The international body that advises most major governments across the world on energy policy is obstructing a global switch to renewable power because of its ties to the oil, gas and nuclear sectors, a group of politicians and scientists claims today.

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