Tag Archives: kWh

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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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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Twizics 3

Twizics 2 identified air resistance as a major energy drain at high speed, but changing speed also uses energy.  If there were no air, drive train or tyre drag, we could maintain a constant speed with little or no energy … Continue reading

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Twizics 2

Most Twizy drivers will struggle to achieve 125 [wall] Watt-hours per mile and a range of 50 miles in a hilly area like ours.  There are two important numbers governing the range and speed of a Twizy – 30 and … Continue reading

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