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Australian technology start-up creates world's most efficient solar cell while replacing silver with copper
(Preview)
https://www.abc.net.au/news/2021-09-21/australian-start-up-creates-world-s-most-efficient-solar-cell/100476152
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dorian
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5
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1022
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What panels do the experts here use? Good or cheap?
(Preview)
G'day people, I'm looking at upgrading the ET 55w panel on my pop-top & going to a larger panel. That is if I can get three of the four mounting feet off the roof without doing any damage. Output power is not a major consideration as our power needs are low, however weight is - I'm not getting any younge...
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Warren-Pat_01
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21
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2648
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Dead Batteries
(Preview)
Our van has been in storage for the last two years. The invertor was accidentally left on and now the batteries have zero charge. I had the power connected all day, but no sign of any charging. Are they dead? Gel batteries about seven years old, hardly used. Collo.
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Collo
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7
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1258
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Rooftop solar resonance
(Preview)
Hi folks, Ive just mounted a Redarc 180w panel on the roof of my new Toyota HiAce. I installed it last night and drove today with what sounded like a bad French horn player sitting on the roof whenever I got up to about 80kmh ! The din was/is quite horrendous ! The panel itself is 35mm thick and Ive placed it...
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Northernblue
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16
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3059
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Electricity companies get green light to charge rooftop solar owners for exporting power to grid
(Preview)
https://www.abc.net.au/news/2021-08-12/power-companies-to-charge-solar-owners-for-exporting-to-grid/100368588
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dorian
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13
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1395
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Lithium batteries
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1 2
)
(Preview)
Hi everyone, I thought I would start a new thread about batteries or more to the point brands, to date the only Lithium batteries I've had anything to do with are 18650's and my 17.5Ah kayak battery which I use a dedicated Lithium charger to charge both types, I've been searching the net for information...
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peatop
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32
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4304
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My Panels specification Amps ??
(Preview)
I have 2 of these (House) panels in parallel with a Victron 100/20 am I correct in saying although they 36 V they will only produce aprox 10.3amps in perfect conditions and if that is the case then are these not ideal on the Caravan ?? ?
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Paulp
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15
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1121
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Solar "how much is to much"
(Preview)
Hi everyone, new on the scene here and setting up to travel with my camper trailer, I recently returned from a trip up to northern NSW, leaving where it had been perfect weather for a week I stopped at Swans crossing where the weather turned wet and sunshine was limited, then heading south to Narooma it w...
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peatop
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27
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2996
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Solar Panels fuses and isolation switch ?
(Preview)
Hi all Just learning here and trying to tidy up my wiring in van have a couple of questions as follows 1) Should I put a Isolation switch between Panels and Victron controller. ? 2) Put a fuse between Victron controller and Battery ? Any advise will be appreciated Paul
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Paulp
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8
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1281
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House Pannels on Van 190W 36V
(Preview)
I have 2 x 190watt house pannels on van which produce 36v on a sunny day and going through a Victron Mppt controller 100/20. There as been no issues to date and work very well charging a 120amp battery in a few hrs in the morning and on a float charge the rest of the day My question is looking on this forum no...
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Paulp
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10
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1402
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Lithium batteries charging, discharging, balancing
(Preview)
This is a very long article, so be in the right mood to read it. There is a lot of information about lithium batteries. Drop in battery issues. Vibration. Internal wiring. BMS. Life cycle claims. Chargers. Charging. Discharging. Voltage. Alternator. Storage. https://marinehowto.com/lifepo...
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Whenarewethere
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6
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1901
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MPPT Regulator not to be used with Lithium batteries>
(Preview)
Hi, I have just purchased a Kings 120w Solar Blanket after reviewing the specs on the web site. However I was surprised to see in the user manual, when opening the blanket after purchase, that the solar blanket and MPPT regulator are not to be used to charge Lithium ion batteries. Stating that the MPPT c...
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Monty10
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25
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5239
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MPPT solar controllers in parallel
(Preview)
Since I have 2 Victron MPPT controllers & 6 solar panels set up as 2 panels in series then in 3 sets. I connected 4 x 26AH & 80AH & 85AH batteries together. Both controllers I tested separately with 120watts of panels. In summer I can easily get 125watts out of the panels & squeezin...
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Whenarewethere
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4
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1030
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Solar power energy -AGM Battery
(Preview)
Hi there! I dont understand anything of energy, let alone solar energy. I got a guy to install it on my van and it is not working. If somebody can give me some advice/clarification/etc, I will be very grateful. This is my equipment and what I would like very much to use it for: 1 DC-12V-140AHX Giant Pow...
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Eremita
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19
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1204
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solar electronics check up
(Preview)
We have a couple of solid, hinged solar panels that have worked really well in the past. After a long break due Covid we recently went away with friends and had some problems with the electronics generally. During investigation my friend put his multimeter on the panels and said they weren't working (...
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Leo-n-Grah
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1
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1171
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Polycrystalline vs Monocrystalline solar panels
(Preview)
I'm looking to buy a couple of solar panels around 100W each; looking at the specs of the two types I cannot see a lot of difference but as mono are about 50% more expensive than ploy I assume there is a difference and guess that it is in output for given illumination. Your opinions and comments please peop...
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Mike Harding
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17
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2666
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Sizing Panels
(Preview)
How do I know what size fixed panels I have on the roof without taking them off . Also how do I check if one of the panels , are not working. Cheers Mick
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goldcoaster
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4
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1124
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Solar for 23' 2010 Royal Flair
(Preview)
Good morning All, have just purchased this van and very much "newbies". Looking to set up solar, so many ideas, but no practical knowledge. Plan off road camping. If anyone could head us in the right direction much appreciated. Thinking two deep cell batteries and portable panels but no idea of s...
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Epiphany
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1
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796
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Nothing stays the same.
(Preview)
https://esv.vic.gov.au/pdfs/gas-standards-asnzs-5601-2/
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Tony LEE
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6
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1307
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ProStar-30 controller question
(Preview)
Solar question. I have a ProStar-30 solar charge controller. i have a 120w solar panel and 2x120ah batteries. usually with the solar they sit at 13.2 v when not using the van. last week i connected a 200w blanket to the batteries direct using the blankets controller. when the i did the volts read out wen...
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wombat50
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4
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1514
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