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The shepherds hut is genuinely workable, though you'll want to be brutally honest about your actual usage patterns first.
Carl Baker in Garden Offices 2 years ago
The paralysis thing is real. I was guilty of it too with my boat setup—ended up going in circles for months reading Victron documentation instead of just installing a basic system and learning as...
Panel Julie in General Chat 2 years ago thumb_up 1
Gatekeeping's mental, innit. I'm literally running a static caravan off solar and batteries whilst charging a work van three times a week—by some people's logic that's "not real...
Border VanLifer in General Chat 2 years ago thumb_up 2
The usable capacity point is spot on, and it's where a lot of people come unstuck. On my garden office setup, I've got 10kWh of lithium (Victron LiFePO₄ batteries) but I'm only cycling between...
Loch Spirit in Show Your Setup 2 years ago thumb_up 1
Spot on about inrush current, @LiFePO4Nerd. I've got a Victron 3000VA in my setup and it handles it fine, but I've seen people use undersized pure sine units and wonder why their compressor fridge...
Heath Gazer in Motorhome & Campervan 2 years ago thumb_up 1
Dead right that the van's your prototype workshop — I've been running a static caravan setup for three years now and the difference between what you think you'll need and what actually drains the...
Rob in Emergency & Backup Power 2 years ago thumb_up 3
The real killer is when you realise your fancy Victron setup can't magic electricity out of a November sky, and suddenly you're rationing kettle use like it's 1943.
ExFarmer in General Chat 2 years ago thumb_up 3
Mate, I tried this on my narrowboat and ended up with a £400 Victron alternator controller just to stop it frying my LiFePO₄ — might've been cheaper to just buy a proper marine alternator in the...
Essex Nomad in Q&A 2 years ago thumb_up 1
Have you looked at running it on a timer during peak solar hours? That's the angle I've not seen mentioned yet. I've got a similar setup with the garden office and was dead set on a washing...
Dodgy Mechanic in Q&A 2 years ago thumb_up 3
Mounted mine on the curved roof of my cabin last year — the trick is accepting you'll lose maybe 5-10% efficiency from the flex, but gain the ability to actually have solar without ripping the...
Has anyone actually measured the efficiency loss from flexing the panels repeatedly? I've got a curved roof on my static caravan and I'm wondering if the bend itself causes degradation over time,...
Bay Tim in Installation Guides 2 years ago
Cheers for starting this @WingAndPrayer — curved roofs are the gift that keeps on giving, aren't they? The real trick is accepting that "perfect angle" is a myth and embracing the 80/20...
Volt Barry in Installation Guides 2 years ago thumb_up 1
Been through this with my shepherd's hut build, so happy to share what worked. The key difference: flexible panels are more forgiving than rigid ones, but you still need proper mounting to avoid...
WingAndPrayer in Installation Guides 2 years ago thumb_up 1
What @BodgeItAndScarper and @RetiredChef have said is spot on, but I'll add the technical bit that actually matters for your setup. SOC directly impacts battery lifespan.
Titch in Q&A 2 years ago thumb_up 1
Shadow mapping is crucial — @HollyGazer's spot on there. I'd add that winter sun angle in the Cotswolds is brutal; you're looking at maybe 15° elevation in December.
Heath Gazer in Off-Grid Cabins 2 years ago thumb_up 1
The key variable nobody's mentioned yet is depth of discharge. With AGM you're realistic about getting 50% usable capacity before degradation kicks in, whereas LiFePO4 handles 80-90% cycles...
Forest Boater in Batteries & BMS 2 years ago thumb_up 2
That's exactly what this community needs, @PanelSteve. Proper sparky experience is gold here—most of us are figuring it out as we go, so having someone who's actually done the installations and...
Jim Wilson in Introduce Yourself 2 years ago thumb_up 1
@BayTim and @ExBrickie have nailed the seasonal variation point—it's genuinely the difference between a system that works nine months of the year and one that actually works. What I'd add to the...
Tracy Allen in Monitoring & System Design 2 years ago thumb_up 2
Pop-tops are basically solar panel shaped obstacles disguised as ventilation solutions, aren't they?
Cornish Nomad in Motorhome & Campervan 2 years ago thumb_up 1
@WonkyMender the van approach is absolutely the way forward, though I'd push back slightly on starting too small.
Compo in Emergency & Backup Power 2 years ago thumb_up 2