Many Australian homes are not allowed to export more than 5 kW to the grid. If they want a big solar system with an inverter larger than 5 kW, they must ‘export limit’ the inverter. Here’s what that means. [Read more…]
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AEMC: Electricity Prices To Continue To Fall
In what’s been a rather dark year, it’s always nice to have a bit of good news. Electricity costs look set to continue to fall for many Australian households over the next couple of years, but their mileage will vary. [Read more…]
Why Your Solar Feed-In Tariff Is Lower Than Your Electricity Usage Tariff

To understand why solar feed-in tariffs are comparatively low, you need to understand how your electricity bill sausage is made. Image credit
In this article, I am going to take a typical electricity bill and break it down into its components.
I told Finn I was doing this for two sensible reasons:
- To let people know where their electricity dollar goes.
- To show where solar feed-in tariffs come from and why they are significantly less than electricity’s retail price.
But the main reason is I hate electricity bills and enjoy breaking them into pieces. [Read more…]
Caravan Solar Panels – Are Your Mounting Brackets Just Glued On?

Image source: Graeme Twine via ABC
“Glue and screw” is the message a camper trailer owner has for those installing solar panels on caravan roofs – it could save lives. [Read more…]
Shane Rattenbury: The Federal Government Is Renewable Energy’s Problem
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…]
City Of Hobart May Buy Electricity Directly From Solar Households

City of Hobart Council | Image: Google Maps
The draft Sustainable Hobart Action Plan 2020-2025: Responding to Climate Change is open for comment and will be of interest to local owners of home solar power systems. [Read more…]
TAI: Victoria’s Gas Emissions Highest In A Decade
Gas consumption in Victoria in April was higher than in any of the preceding ten years according to The Australia Institute, resulting in approximately 200,000 tonnes more emissions than April 2019. [Read more…]
LeTID Update: Unlikely To Become The Problem Many Feared

LeTID: Limited in new PERC panels from reputable manufacturers and probably not a disaster for old ones.
Fourteen months ago I wrote about a type of solar panel degradation called LeTID. This is short for Light and elevated Temperature Induced Deterioration. It’s also Norwegian for “laugh time” which is what I think they called the Joker movie over there. [Read more…]
Australian Energy Statistics (Electricity Generation) For 2019
The Department of Industry, Science, Energy and Resources has released electricity generation statistics covering last year in Australia that show solar energy’s continued ascent and coal power’s ongoing decline. [Read more…]
Cuts To Electricity Prices And Feed-in Tariffs From July Will Extend Solar Payback

COVID-19 has contributed to wholesale electricity prices cuts, which should be reflected in your power bills from July.
The coronavirus has killed more than 340,000 people worldwide and taken a big bite out of economic activity. Fortunately, Australia’s death toll has been low thanks to the effective response from medical professionals.
While we’ve gotten off lightly with regard to lives lost, there has been a sizable economic downturn. This has caused wholesale electricity prices to drop, which you should see reflected your bills from July. Unless you’re in Western Australia. [Read more…]
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