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38 comments on National Liquid Fuels Vulnerability Assessment
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38 comments on National Liquid Fuels Vulnerability Assessment
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We've already got a couple of coal to liquids plants lumbering towards us.
Ferguson may not be averse to nukes but he doesn't believe in global warming either - so I doubt he has much of a constituency in his own party.
There were lots of readers of my solar thermal article in Canberra - hopefully they'll see sense :-)
Martin doesn't seem to have shown much enthusiasm about nukes previously I might add (unless he was just Rodent bashing previously) :
http://www.abc.net.au/am/content/2006/s1793462.htm
Ferguson has forgotten the rule never say never. I distinctly recall him disagreeing with Albanese over nuclear. No doubt an understanding was then reached whereby the ALP speaks with one voice. Remember Garrett was vehemently opposed to Gunn's pulp mill then he was told what the official line was going to be. Pragmatism seems to be winning the day, witness our staunch republican Kev visiting HM the Queen.
Are the new government more anchored in reality on energy issues than Howard? If the renewable energy target has been officially increased I don't see a flurry of new projects, if anything a slowdown in the wind farm build compared to the Howard years. I believe they cancelled the $2000 subsidy for LPG car conversion. Tough biscuits for the night shift worker in Sydney who commutes from Gosford or wherever. Now that peak oil has been acknowledged at the highest level doing nothing doesn't seem like an option. However they don't seem to have anything up their sleeve.
From today's Australian :
http://www.theaustralian.news.com.au/story/0,25197,23494594-5005200,00.h...
I guess that answers the question about Rudd and renewables. Since there are nearly 9000 hours in a year that 2020 target approaches 5 Gw continuous average, maybe 10% of all current installed capacity. I surmise that since CSP, geothermal and solar towers can't be sure of their contribution to the 20% target (circa 10 Gw) that investment remains more of a gamble than windpower.
While we're still smitten with Rudd remember so far it's all talk and that the renewables surge is yet to happen. At least Howard had a cycle commuting minister in Tony Abbott. I note on telly tonight that Premier Lennon reneged on his promise to get a hybrid and is now cruising the boulevards in a shiny new Statesman. I have this horrible feeling we are going to be disappointed in the new 'green' ALP.
I agree most investment seems likely to go into wind initially if the news MRET target is put in place.
Geothermal will have to wait until GeoDynamics proves it is possible - which could be a while.
Hopefully they wake up to the potential of large scale CSP (obviously there are 4 or so plants already underway, but only one reasonably large one).
I'm not smitten by Rudd - just cautiously hopeful. The Tassie ALP is hopeless.
From those figures it seems that Australia needs around 25GW of electricity on average per hour.
I am not familiar with the figures for Australia but using UK figures as a proxy around 40% of electricity use goes to hot-water heating, where that is used instead of gas.
I believe that residential solar thermal is reckoned to be able to save around 15% of that.
In Australia it would do still better, as collectors on the roofs would also reduce the heat load into the house, economising on air-conditioning needs.
Air source heat pumps would greatly reduce heating and cooling needs for the rest.
So out of the needed 5GW per average hour supply of renewables needed residential solar thermal should be able to take care of at least 1.5GW, with additional contributions from heat pumps.
And that is before you start building any wind turbines and so forth, and should be considerably cheaper.
20% of electricity from renewables sounds not only achievable but fairly modest and cost-effective.