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Last seen: Aug 10, 2026
Can you please expand on the decision to opt for an (unvented) cylinder rater than a thermal store @bontwoody ? Looking at the tables you published,...
For others trying to follow this in future, here's the type of inverter which I think @batalto is really trying to implement. It has no possible exp...
Take this back to first principles @batalto The following diagram is permitted because it cannot export back to the grid. You would not even require...
Does the Sofar 3kW unit have the same issue as the Goodwe Point-1 (above)? The system diagram has an arrow suggesting it has grid-connected export: ...
Thanks for the link @batalto. So I have three initial observations about the Goodwe unit you've mentioned: 1: It has grid-export capability. Even if...
That's a very good question @batalto ! I'm working with others to develop a new control unit to operate heat-pumps off-grid. For obvious reasons I w...
@batalto - I have no objections to Luyuan or Basen. You can find Xuba here on Alibaba. Brian Chen sends me details for the ship in addition to the f...
Grid export should still be considered by home-owners, especially if they operate as a community group, called an Aggregator. There are areas of the...
A couple of other thoughts following some time to rest my brain... @batalto I've looked a bit deeper at the idea which Seplos are pursuing. I like i...
Thanks for posting the link to the video @batalto I'm still assembling the first of my initial four LiFePO4 batteries. I did a fair amount of resear...
I hadn't previously heard of that strategy @batalto So what you're planning is effectively a halfway point between a full DIY build and a ready-to-i...
I agree. The crunch point is that it must impossible for the inverter to export to the grid. Simply installing an inverter and configuring it not to e...
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Degrees of Separation
Latest Posts
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The "thermal comfort" we feel is a mix of air temperatu...
By bobflux , 3 minutes ago
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
@majordennisbloodnok - thanks so much. That has been...
By CalumM , 8 hours ago
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RE: Electricity price predictions
2. As EV ownershp increases it'll certainly increase de...
By EtchedPixels , 10 hours ago
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I meant to say I cannot register my kit at Energyplus… ...
By Batpred , 11 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
@indevolt-tech When you say 'dedicated switched fused ...
By JamesPa , 15 hours ago
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RE: PV and battery long payback - sense check query
So if it helps I was recently quoted about 8 grand for ...
By EtchedPixels , 2 days ago
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RE: HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
Signed up!
By bobflux , 2 days ago
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RE: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 3 days ago
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RE: Can I start an argument about buffer tanks please? 🙂
Dont, just adjust the LSVs to get different temperature...
By JamesPa , 3 days ago
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RE: Heat pump running costs – what has actually worked for you?
I installed the air source heat pump in January 2026, i...
By bobflux , 4 days ago
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RE: Grant Aerona Air to Water R290 6.5 kW - Quiet Mark and Silent Running
Thats all interesting. DHW on my Vailant seems to respe...
By JamesPa , 4 days ago
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