Who are the biggest carbon emitters, in the National Electricity Market?
Some analysis of carbon emissions for large generation portfolios in the NEM, and comparison with prior post about wind production levels.
price on carbon (Carbon Tax)
Privatising profits whilst socialising costs – part 1 (wholesale)
Some initial thoughts about some of the areas (in the wholesale market) where there's been finger-pointing in different directions about "socialising costs whilst privatising profits"
Spot prices back to gory days of 10 years ago on the last hurrah of carbon
Prices plunge on the day the Carbon Tax is repealed
… and what of Generators in Queensland, in particular
A further look at bidding behaviour (this time in Queensland) and the extent to which this is contributing to low prices
Have generators backed carbon out of their bids post 30 June – but prior to the repeal passing?
Have generators already removed the carbon tax from their bids, in July 2014 - and is this the reason why we observed prices plunging on 1st July?
First day without the Carbon Tax here, … maybe?
An interesting half-hour this morning in the NEM
Windy week blows in change in Canberra
With the repeal of the carbon tax looking more likely, and July 1st only just around the corner, someone asked today if we could calculate what the spot price might be without carbon.
CORRECTION – Tamar Valley is not mothballed, just bid unavailable
A correction about Tamar Valley's drop in production - and some further thoughts.
What’s caused the drop in brown coal production?
Prompted by a reader's question, we provide some further analysis into which brown coal plants have been declining output in recent times, and why this might be the case.
Trends in Production and Spot Revenues at 4 coal-fired stations
A number of recently announced closures of (and cut-backs in) a variety of coal-fired power station units across the NEM (including Northern, Yallourn, Munmorah and Tarong) - claimed to be a result of carbon...
How has the Carbon Tax influenced Hydro Generation levels?
A brief look at the significant increase in output from hydro plant coincident with (and slightly preceding) the introduction of the Carbon Tax
3 Questions we’ve been asked, following the introduction of the Carbon Tax
The range of questions we've been asked over the course of the past 2 weeks (since the introduction of the Carbon Tax) seem to resolve to these 3 key questions.
One week into the Carbon Tax – how have emissions changed?
Now that we’re through the first week of Australia’s new Carbon Tax, we thought it would be of interest to have a look at whether there has been any significant change in dispatch patterns...
First day under the carbon tax – how have spot prices changed?
It's the first day under the new Carbon Tax regime, so worthwhile to have a quick look at early indications of how spot prices have changed in the NEM.
Concerns about Rising Costs in the Wholesale Spot Market
A listing of some drivers for higher (and, in some cases, lower) prices in the wholesale spot component of the NEM.
AFR says “Emissions have fallen"! Here’s some more data…
Some analysis prompted by a short article in the AFR talking about a reduction in emissions over summer 2009-10 (with the possible implication being that emissions have turned the corner).
Rising Energy Prices, More Than Meets The Eye
Over the past two days I have attended the annual Energy Users Association of Australia conference, in which I have heard a number of speakers from various walks of life talk about issues that...
Lessons learned at the All Energy Conference
I’ve spent the last two days at All-Energy’s first Australian green energy conference and exhibition, set in Melbourne. I was sent down to learn as much as possible, and meet new contacts who may...