Tag Archives: solar PV

1 Year domestic solar storage data

We have now had our 6kWh Wattstor solar battery (nicknamed ‘Bert’) for a full 12 months. (It actually holds 12kWh but only half of that is used by the system.) It was installed by Gwent Energy CIC. Previously, we simply … Continue reading

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May 2016 to March 2017 Solar Storage Data

As the days get longer, our solar generation increases. March actually generated about the same as last September but the Wattstor battery control system is cautious about allowing the batteries to discharge beyond 70% or so until it’s confident there’s … Continue reading

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May 2016 to Feb 2017 – Solar Storage Data

Spring is in sight and we have just done the analysis of February’s performance with our solar PV (4kW) plus Wattstor battery (6kWh) system.  The longer days and the sun being higher in the sky have started to make a … Continue reading

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Domestic Energy Storage

We are thinking of buying a domestic storage battery to better exploit our PV panels.  They already generate more electricity than we use over the course of a year (see graph below), but that doesn’t mean we have sustainable electricity … Continue reading

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Twizonomics 1

A leaflet dropped through my door offering an all inclusive (VAT + installation) price of £3461 for  1.44kWp of solar PV.  I already have a 3.98kWp PV, which generated about 3000kWh in the year up to June 2012, so a … Continue reading

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Solar miles

As you may have spotted, The Prospectory has a strong interest in the relationship between energy and travel – from both a technical and psychological perspective. We are interested in how we can all move around using a lot less … Continue reading

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