Energy Efficiency

Personal air conditioning: A low energy option for keeping your cool

Can portable, personal cooling devices keep you cool in summer? And what are the potential energy/carbon benefits? I tested two quite different personal air conditioners.

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NT councils offered grants to install solar, EV chargers, batteries

Northern Territory Labor government opens $2m grant scheme to encourage councils to move to better energy efficient infrastructure and reduce costs to consumers and taxpayers.

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Major Australian beef farmer shifts second facility to clean energy – this time, 100%

Teys Australia unveils $42m plan to make one of its NSW facilities completely energy self sufficient via technologies including solar, storage, solid waste digestion and biomass boilers.

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Demand response for households – how does it work, and can it really earn you money?

Amber Electric is a power retailer that wants its customers to use more power at cheap times, and less power at expensive times. Sound suspicious? Here's how – and why – it works.

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Aged care company to cut grid power consumption in half with solar, LED lighting

Opal Aged Care to install more than 3.4MW solar PV and 28,000 LED lights at 54 properties across NSW, Victoria and Queensland, and cut its grid power consumption by 42%.

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Alinta turns to geothermal energy for sustainable heating and cooling in new suburbs

Alinta launches "Australia first" geothermal heating and cooling technology – focused on new suburbs and the displacement of energy intensive reverse-cycle air-conditioning.

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Brisbane classroom goes “fair-dinkum” off-grid, using solar and Tesla battery

NSW company Hivve Technology has installed an entirely off-grid modular classroom at a Brisbane high school, which runs entirely on solar and battery storage, at a cost cheaper than connecting to the grid.

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CSIRO tenders for 2MW more rooftop solar, to cut energy costs by nearly $1m a year

CSIRO reveals plans to add further 1MW of rooftop solar at Canberra Black Mountain facility, and another 1.2MW across its sites in Queensland and South Australia.

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Solar hybrid irrigation pump cuts NSW cotton grower’s fuel bill in half

A cotton farm in regional NSW has halved its annual diesel fuel consumption, with the installation of what's being dubbed Australia’s largest solar hybrid irrigation pump.

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Solar Analytics buys Matter ahead of equity raising, expansion plans

Solar Analytics acquires PV-sharing startup, Matter, as it prepares to launch into a second stage of expansion and product development.

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