I have been told that "springers" are a good place for advice...
Hi all,
As some may be aware, we have just purchased a home here in Bris.
I want to take advantage of the myriad of lean, green, energy saving schemes and rebates around so am considering solar electricity.
First thought solar hot water but we have a pool as well which we want to heat for winter use. Also the QLD Govt is soon to offer some sort of attractive buyback arrangement.
Anyone with any advice or traps or tips? Can buy seemingly good 1.5KW units for between $3-4K and 3KW units for $5-6K installed.
The house is north facing with a very usable gabled roof so should be well placed.
Ralph
I have been told that "springers" are a good place for advice...
Interesting you should bring this up. Just over the past few days I've been researching it more although I've been considering it for a couple of years. I have to admit I have not looked into the rebate side of things and will probably leave that close to last but I figure if I were to run a gas fridge, stove and hot water heater I don't have much more to worry about as things like the laptop already charge off solar and lights are easy.
A friend in Kambalda had a solar system to heat their pool and spa. Cost nothing to keep the pool at a nice temp. Good weather most of the year up there. The spa just used power to heat up to desired temp, saving a lot on heat up and standby costs.
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Facta Non Verba
What about Origin Energy's Systems? 132463
I do work there thoughSo I am biased
Lived in a house for about 10yrs that ran on solar.
Had a fuel stove to heat the water, gas fridge & 2 gas hot plates.
We had a generator for washing clothes & vacuming.
It was a good little setup in summer & we could get about 3hrs TV with 2 lights running.
Winter was a different matter, I have lost count of the amount of times I did my homework with a candle or gas lantern, quite an experience growing up in a house like that, we weren't exactly rich & when some bastard stole the generator & solar invertor we went without power for nearly 2 months.
Water was also a bit of an issue, bathed & washed a fair few times in the creek when the water tank sprung a leak.
I stayed in a house at Fraser that had a **really** good solar system. There were two families living there (it was essentially two houses) but it the installation was huge and it cost a bomb. There was a whole room of batteries. And you still had to be very careful what you did. Ie only the lights that were needed, only 1 TV, only using the washing machine in the morning (even then they normally had to run the genny when washing was done).
Everyone should live in a solar house for a bit.
2005 Defender 110
I worked in the domestic gas industry for a while, long ago. Unless the relative price of gas has fallen and the efficiency of gas refrigerators and hot water systems have drastically improved, then you would be crazy to have them. They were bloody expensive to run. As to gas fires (room heaters) don't go there.
URSUSMAJOR
So you actually already have the power connected? If so all you will need is the solar panels and the invertor that will feed back into the grid. And maybe a small set of batteries if you want power in blackouts. This is a big cost saver as you don't need a battery bank. The down side is it will take quite a while to pay off the solar panels from the power they generate.
There is plenty of places that can do quotes for a system.
My parents have a stand alone solar system, its battery bank is good for about a week in rainy weather if you are conservative on your power use. Otherwise in the sunny times he can run most things off it. The big power user is the fridge. Everything else is comparitively short duration. If you want hot water don't run it of the electricity.
One place i can think of in brissy is choice electric.
The biggest trap is people trying to sell you a system that doesn't suit your needs, go to several places.
84' 120" ute - 3.9 isuzu.
I have been researching this as well, so interested to see other people's thoughts. I'm in Vic so your situation in Qld might be different.
It seems there are various rebates available for solar electricity. But to my mind it's still not attractive from a purely financial perspective.
So far i've ascertained this :
You can
(a) have a totally stand alone system ie where the solar panels charge batteries, and the batteries power devices in your house either direct 12/24V DC, or invert up to mains 240V. Using direct 12V is more efficient however all your devices/appliances would need to be 12V. The bonus of this system is you are more self reliant and could potentially disconnect yourself from the grid. ( if you had a big enough system )
Or ( b) a "feed in system" where you merely generate power and feed it into the mains grid. ( no storage batteries ). You get paid for what you feed in. You continue to take all your power from the grid as you do now, so are still at the mercy of your electricity supplier in that regard. In Victoria for anything you feed in over and above what you take out, you'll get paid a much higher rate. ( feed in tariff ). The main advantage of this system is there are no costly batteries to maintain.
Or you can have a combination of the above. ie have batteries but feed your excess into the grid. Personally I like like the thought of telling them where thay can shove it and be totally isolated from the grid ( option a )
There are rebates up to $8000 ( or it may be higher now ) for the initial purchase and installation of the solar panels, but it must be installed by an accredited "solar installer". This applies for both option a and b.
They reckon the break even period now with the rebates and feed in tarrif taken into account is now down to 10 years - still not good enough in my mind.
If you're just going to heat water for your pool, you'd be better off just getting a solar water heater. Making electricity from the sun, and then using it for heating is very inefficient. You might consider a solar electric system to run the pump though.
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