What is power factor correction, and is it worth it?
A straight explainer, with the seven-site payback data sitting behind it rather than a vendor brochure.
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A straight explainer, with the seven-site payback data sitting behind it rather than a vendor brochure.
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All articles →How much of your energy are you using when nobody is there?
One site was running at 58% of its total consumption outside working hours, with nobody in the building. Here is the case written up properly, and the method for checking it on your own site in an afternoon.
Brendan · Grafton Green→
ESOS Phase 4: what manufacturers need to do, and when
What the scheme actually requires, who it catches, and the dates that matter. Compliance dates verified before publication.
Brendan · Grafton Green→
The solar array nobody noticed had stopped
A 60kW array offline long enough to run into serious money — plus the two-arrays-two-logins problem behind it.
Brendan · Grafton Green→