Posts By Richard Chirgwin On SolarQuotes

Ergon Readies Plan To Teach EV Owners How To Play Nice With The Grid

Charging electric vehicles and the impact on the mains grid

I’ve heard lots of predictions about electric vehicles’ role as storage in a renewable energy future. But it’s never before occurred to me that networks might encourage EV owners of the future to fill up their cars at a charging station during the daytime, specifically so they can use that electricity to power their home at night. [Read more…]

Batteries Key To Solar’s Future In A “Post-Peak” Market

Solar power in a post-peak market - Australia

Will solar sales soon go to the dogs without batteries? Image: Adelaide Solar Safe

Australia has seen a decade of explosive growth in renewables, but there’s another big change coming. According to Green Energy Trading chair Ric Brazzale, we’re very close to the peak of new rooftop solar PV. [Read more…]

Amber Electric’s SmartShift Can Sync Your Loads To Wholesale Electricity Prices

Amber Electric SmartShift

Maverick electricity retailer Amber Electric can automatically switch on your appliances when wholesale electricity prices are low or negative.

Years ago when people first started talking about exposing consumers to the wholesale electricity price, I thought it was a bad idea as I felt most households weren’t up to the challenge of managing the risk of price spikes. [Read more…]

Ingenious Self-Closing Vents Make Ducted Air-Conditioning More Solar Friendly

Self-closing ducted air-conditioning vents

A big problem with ducted air-conditioning is the ducts compromise the thermal envelope of the room, wasting precious energy. A new Australian invention solves that problem.

An asthma attack following a child’s night-time popcorn mishap set Adelaide engineer Dean McGurgan wondering why, in his ducted-aircon-equipped home, he even copped smoke exposure all the way from the kitchen to the bedroom.

And that set him on a development project he reckons could save money for others with ducted air-conditioning. [Read more…]

Can Diverting Solar To Air Conditioning Help Reduce Overvoltage? Paladin Says Yes.

With a smart 3rd party controller, your air conditioner can help a solar-laden grid balance supply and demand.

While regulators fret about the impact of solar power on low voltage distribution networks, developers are looking at ways to use household loads to relieve the stress.

Last week, I chatted to an NZ-founded company called Paladin, whose focus over the last four or five years has been a controller that diverts excess power from PV to a customer’s electric hot water service. [Read more…]

How Monitoring Solved A Savvy Solar Owner’s High Voltage Problem

Solar monitoring helps solve high voltage issue

Good solar monitoring has a long list of benefits. Now we can add ‘solving high voltage problems’ to that list.

The phrase “the power of data” is already a cliche, but only because it’s true. This week, we recount the story of how Solar Analytics’ R&D head Jonathon Dore used his company’s monitoring data to dramatically reduce curtailment of output from the solar power system at his Blue Mountains home. [Read more…]

Chargefox Reveals Engineering Challenges Of Its Australian Car Charging Network

Chargefox electric car charging station

A Chargefox electric vehicle charging station in Adelaide.

If you’re running a still-growing network of 500 EV charging stations across a continent as vast as Australia, you want to avoid low-value maintenance/repair visits to your locations wherever possible. [Read more…]

Shane Rattenbury: The Federal Government Is Renewable Energy’s Problem

Shane Rattenbury on renewable energy and the Federal Government

State energy ministers can rightly claim that they have acted well in advance of the Federal Government. But there remain worrying divisions between the states that could turn into faultlines. [Read more…]

SA Australia’s Guinea Pig For Inverter Low Voltage Ride-through Procedure

Inverter Low Voltage Ride-through

Friends, it’s arrived: the Australian Energy Market Operator has published its standard low voltage ride-through test procedure for inverters. [Read more…]

Argonne National Laboratory Claims Breakthroughs In Li-ion Battery Recycling

Lithium ion battery recycling

Batteries are, as we all know, recyclable – but some recycle better than others. Lead-acid batteries? The process is easy, familiar and cheap enough to leave a decent margin, so Australia has some local recycling plants.

But the future isn’t lead acid, is it? [Read more…]

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