Monday, March 7, 2011

Energy Labelling : Appliance Efficiency Rating

Do Not Shop By Stars Alone!
During our research we have found that over 95% of the Australian homes we have visited, use the Australian Energy Rating label, when selecting a new appliance.Whilst this is good news, as householders are paying attention to the label's presence, it is not good news when you shop by the number of stars alone!

Householders using the energy rating of the appliance, to make a well educated choice, were found to be less than 1%, of the 95%. So why is this, when the energy rating is really more important, than the star rating?.

If you shop by the stars alone, you may be left in the dark!

Meaning you may choose the wrong appliance for your needs, or lose out financially by choosing the more expensive to run option.

So let us explain what is going on here with the label. As you can see with this example label, the star rating is three and a half, whilst the energy rating is stated at 384 kWh per year.

So what can we really learn here? Well whilst the energy efficiency of the appliance is stated, it does not tell us anything, except that the appliance was awarded the rating when compared to some unknown benchmark. So we are being told the appliance is energy efficient, but remember this, energy efficiency does not always mean less energy used!

So let us look at the energy rating. Now as already said, most Australians do not fully understand this figure.But they should, as it can easily be converted into the appliances yearly running costs! And afterall that is very important, as it is what is coming out of the wallet or purse.

To understand the energy rating on the label, let us assume a on-peak electricity rating of twenty-five cents per kWh. We can see that 384 kWhs per year, when multiplied by the on-peak rating, equates to this appliance costing $96 per year. If the home is billed quarterly, this appliance is then going to add $24 to the bill!

Now by knowing the costs of the appliance per year, you are further in a position to make a well educated choice, when it comes to comparing manufacturers models, running costs and sale prices.

Let us say there are two similar appliances, offered by different manufacturers. Both with a six star rating.

  • Appliance #1 costing $500 rated at 500 kWh.
  • Appliance #2 costing $400 rated a 700 kWh.

Up to this point most shoppers would choose appliance #2, as it is $100 cheaper. But is it really? In fact it is the more expensive appliance to operate! OK so let us say you plan to have the appliance for a period of ten years.

  • Appliance #1 is priced at $500 and costs $125 per year to run.
  • Appliance #2 is priced at $400 and costs $175 per year to run.

After the first two years, the savings of $100 if you chose appliance #2, have gone. After that time, appliance #2 is costing you $50 more per year. During the last eight years of the ten year period, appliance #2 will cost you $400 more than appliance #1. Therefore appliance #2 is not the best choice!

As you can see it does pay to fully understand the energy rating label. Paying more attention to the energy used per year. Thus allowing you to make a well educated choice, on the total costs of your next appliance.

Remember, if you shop by stars alone you may be left in the dark!

For more information on energy label analysis and how you can further use this knowledge to benefit your sales choice, visit our website Aussie Home Energy.

Monday, February 28, 2011

Standby Electricty In Australia : 50 Watts 24/7

Power The Microwave With Saved Standby?
Many homes in Australia are not aware of the true costs of standby electricity. The reason for this is simple, no-one has explained where standby electricity hides and the occurring costs to them.

It does not take long for standby electricity in the average Aussie home, to amount to a considerable cost on a quarterly bill.Why? Well remember most appliances using standby electricity are using it 24/7. And that is for 91 days on a quarterly bill!

Some homes Aussie Home Energy has visited, have literally 100's of watts, of standby electricity.

What we are going to tell you now, is how 50 watts of electrical standby can cost you dearly. Just as important though, is what this energy could be alternatively used for.

50 watts of 24/7 electrical standby, equates to 110,000 watts per quarter. This wasted power costs you $27.50 when based on a charge of 25 cents per 'kWh'. That is $110 per year! Now if you were to eliminate the standby electricity, you could use the saved power to do one of the following:

  • Roast a chicken twice in a standard oven, every week.
  • Run your pool pump for 8 hours every week.
  • Power a 51cm CRT television, for 16 hours every day.
  • Boil your kettle for 50 hours per quarter.
  • Power two 25 watt lights 24/7.
  • Keep a 15 kWh home running for over a week, once a year.
  • Keep your LCD television going for 8 hours per day.
  • Boil your veggies for 4 hours as well as heat your electric fry pan for 3 hours, every week.

Amazing to think that you could be doing anyone of these tasks, for no further cost! Simply by turning off the electrical standby you are wasting and using the same power for a more beneficial use.

Do you know what your home is consuming in electrical standby?

To start discovering the Standby Electricity and it's related costs, in your home, visit our STANDBY ELECTRICITY page.

This blog post and podcast brought to you by Aussie Home Energy, a major player in the HOME ELECTRICITY REDUCTION SERVICE industry in Australia.

Sunday, February 13, 2011

5 Reasons Electricity Bills Rise


Make sure you're fully aware of the five reasons, an electricity bill may rise.

When the electricity bill costs more, the finger is often pointed at the electricity providers costs! When in fact the total energy used in the home [kWh] has risen!

Ask yourself when you get the next bill, whether you have used more or less electricity. You need to know this, so compare your energy use with the last bill and the same period a year ago.

The five reasons your electricity bill may rise, can be due to changes in :

  • The number of people visiting or moving into your home, as this often increases energy use.
  • Appliance changes, whether new or old. Have the appliance's energy ratings increased?
  • Your usage patterns, as you may be using some appliances more often.
  • The condition of appliances due to maintenance and age. Could you have a faulty appliance?
  • The cost of your energy per kWh and changes to the electricity suppliers service charges.

Knowing the five reasons for increased electricity bill costs, will help you pin-point the real reason for your higher electricity bill. In some cases helping you decrease your electricity bill thereafter.

This blog post and podcast brought to you by Aussie Home Energy, a major player in the HOME ELECTRICITY REDUCTION SERVICE industry in Australia.

Friday, February 4, 2011

Current Cost Envi MyCurrentCost Alternative


The Current Cost Envi is one of the most popular home electricity monitors in Australia.

A monitor chosen by many householders for it's simplicity. Easily displaying their home's electricity use and costs, over the last day, week or month. Not forgetting this information is easily shown anywhere within the home.

January 2018 : Current Cost home energy monitor users please note MyCurrentCost dashboard was retired 15th January.

This alternative free real-time dashboard is a great alternative HOME ENERGY MONITOR dashboard solution, with auto upload support for PVOutput ie solar.

Monday, January 17, 2011

Home Electricity Energy Reduction On Facebook


At last Aussie Home Energy is now on Facebook. Having been on Twitter for some time now, under the account of Energy Assessor, we felt it was time to expand to Facebook.

You can find us on Facebook, under Aussie Home Energy. 

As usual we will be keeping you informed on home electricity reduction here in Australia, via a process of awareness, education, auditing and monitoring.

More information can be found on the Networking page of our website.

This blog post and podcast brought to you by Aussie Home Energy, a major player in the HOME ELECTRICITY REDUCTION SERVICE industry in Australia.

Friday, January 7, 2011

Do We Know The Impact Of Solar PV Feed-In Tariffs In Australia?


Do we really know what the total impact of solar pv feed-in tariffs, in Australia could be? Could we learn more from the experience of other countries?

A recent study carried out referencing the impact of solar pv feed-in-tariffs [FITs] in Germany, could shed some light.

In Germany prior to 2000, solar pv FITs did not exist and there was almost no PV solar systems in Germany. By 31 August 2010 though, German households and businesses, had installed about 700,000 of grid-connected solar pv systems, with a total capacity of 14,680 MW due to the subsidies and generous FITs in effect starting in 2000.

The main results of the subsidies and generous FITs, have seen huge investments in solar pv systems. And further huge FIT subsidies paid to the owners of solar pv systems. Systems that produce only a very small quantity of variable, intermittent and expensive power. And further only provide a miniscule reduction in the emission of CO2, as per installed MW.

This study indicates the political decision of switching to solar power in Germany, with regards to economics, air pollution and global warming. It is said to be an extremely expensive way to subsidise an industrial sector, create jobs and reduce CO2.

Because of the large gap between the FIT rates and utility electric rates, it is an easy decision for German households and businesses to switch to solar. Much to the delight of PV solar vendors, financiers and developers who call this (for them) a success. Spain is having a similar disastrous experience with its solar FITs.

Surely if we are too slow down climate change at a reasonable cost, we must use technologies that provide the greatest reduction in CO2 per dollar invested, such as energy efficiency (CF about 1.0) and nuclear (CF about 0.90). In Germany solar pv is among the highest in capital cost per installed kW, yet the lowest in power production and CO2 reduction per dollar invested.

Are those parties advocating solar pv for creating new industries and jobs, completely missing the point, those are at best, side issues!

Firstly we NEED to educate the masses on energy efficiency and reduced energy use, before choosing renewable energies where we avoid / minimise global warming. Therefore, we need to have a structure of priorities.

Now if what has been said so far sounds familiar, then you need to read this very interesting in-depth study by Willem Post, titled The Impact Of PV Solar Feed-In Tariffs In Germany.

This blog post and podcast brought to you by Aussie Home Energy, a major player in the HOME ELECTRICITY REDUCTION SERVICE industry in Australia.

Thursday, January 6, 2011

Current Cost Envi Portable Power Supply


When using a Current Cost ENVI/R electricity monitor to monitor your home, have you ever wanted to use it where access to a 240 volt outlet was limited?

Maybe you were looking at performing a HOME DIY ELECTRICITY AUDIT of your home?

Would it have made the task so much easier for you, if you had a portable battery supply?

Well we have built a portable battery power pack, for the Current Cost ENVI/R home energy monitor. Our portable power supply uses AA batteries. During testing the monitor was hooked up to a laptop, running some FREE HOME ENERGY MONITORING SOFTWARE.

We primarily designed the battery power pack, for additional portability whilst demonstrating the home electricity monitors real-time electricity reporting qualities, to our home energy clients. During our testing, we were able to get over 72 hours of use.

This portable battery supply is offered for sale worldwide on our HOME ELECTRICITY MONITORING web page.

To learn more about getting the data from your Current Cost ENVI/R monitor online, visit our ONLINE ELECTRICITY MONITORING page, where we make the task of getting your data online, very easy.

This blog post and podcast brought to you by Aussie Home Energy, a major player in the HOME ELECTRICITY REDUCTION SERVICE industry in Australia.

Alternative Uses For 50W Of 24/7 Wasted Standby Power?

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