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Joined: Jan 20, 2022
Last seen: Jul 11, 2025
Topics: 16 / Replies: 2412
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RE: Bivalent (or even trivalent!) system design options for a new GSHP installation

Let me pick up other two top-level questions. 1: We need to understand the difference between a grid-tied inverter and an off-grid inverter, because...

1 year ago
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RE: Bivalent (or even trivalent!) system design options for a new GSHP installation

After 3 days, I'm now returning to this topic and the plethora of points made by @algienon Well, I hadn't intended that particular 1st edition of...

1 year ago
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RE: Bivalent (or even trivalent!) system design options for a new GSHP installation

As it's DC, then it's already rectified 😉 Sorry. It's past my bed-time....

1 year ago
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RE: New Fogstar 15.5kWh upright solution

Sorry I don't have knowledge of CAN protocols/standards.All my in-house stuff is based on Modbus over RS485... ... but we have had some success with...

1 year ago
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RE: Bivalent (or even trivalent!) system design options for a new GSHP installation

Just parking the detail of the storage battery issue to one side for the moment, I'd like to rebuild @algienon 's last post into something my brain ca...

1 year ago
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RE: Optimising Energy Efficiency in Rural Aberdeenshire - GSHP vs. ASHP

No.The only part of a tariff which changes according to your geographical location is the portion which goes to the DNO for your region for the electr...

1 year ago
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RE: Optimising Energy Efficiency in Rural Aberdeenshire - GSHP vs. ASHP

Ah... we've just been relocated! 😎 So, apart from wanting to know the model of inverter being used to export that 3.6kW I have two other qu...

1 year ago
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RE: Optimising Energy Efficiency in Rural Aberdeenshire - GSHP vs. ASHP

Woah.... Not so fast @algienon ! Great aspirations, but may I bring this conversation back to a strategy which is more likely to be achievable withi...

1 year ago
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RE: Jokes and fun posts about heat pumps and renewables

Recent advances in AI are stunning. I enabled 'facial recognition' on my smartphone...... and now it's suing me for emotional distress!

1 year ago
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RE: Delivering a smart and secure electricity system: government consultation

I don't think I'll need to refer to past iterations of energy strategies @eggnchips This consultation is all about the future... stuff that's beyon...

1 year ago
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RE: Delivering a smart and secure electricity system: government consultation

My intention is to point out that the Smart Meter strategy which got implemented was the Davey model, rather than the earlier Miliband version to whic...

1 year ago
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RE: Delivering a smart and secure electricity system: government consultation

Thanks for that reference @eggnchips please allow me to respond.... That paper by Ross Anderson is undated, but the content indicates that it can't ...

1 year ago
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