• Optimised PV size
    September 11, 2014 Comments Off on Optimised PV size

    I’m often asked to help determine whether a proposed PV system really will produce the savings that has been claimed, and whether this is an optimum solution. Too often I see back-of-the-envelope estimates based on monthly or annual electricity bills that don’t give the full picture. To really understand, you need to dig a bit deeper….

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  • How much bigger is better?
    September 2, 2014 Comments Off on How much bigger is better?

    There are plenty of companies out there who want to install the largest solar photovoltaic (PV) array on your rooftop. But should you let them? One of our clients was recently faced with just this dilemma for their new facility in western Sydney. Although they were a large energy user, their demand profile was very…

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