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    Lithium fears

    In Australia one of the fears underlining Lithium uptake, or lack of uptake, in cars is the fear of there not being sufficient re-charging facilities. Its a big country, 1,000km between capital cities is 'normal'. I see the advantage of Lithium in yachts, more amps for your kg (and Lithium...
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    Aldi Lithium Batteries

    Aldi in Australia are selling LiFEPO4 100amp batteries in one of their specials. The battery has an internal BMS with no blue tooth. This special is part of their camping range. 100Ah Lithium-Ion Battery I note on the website it says they have had shipping delays - this is not evident in...
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    MEKP

    For those that read the original recommendation on YBW, without any warnings, that MEKP, makes a good solvent, has some in a bottle or who thinks it all a bit of a joke. https://nj.gov/health/eoh/rtkweb/documents/fs/1259.pdf Some stockists are sufficiently wary of the liquid they store it in...
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    Shackles

    Yoke, the Taiwanese manufacturer of lifting components have recently opened an office in the UK and have a chain of distributors across the country. They are claiming to hold an extensive range of products in stock. Within the range they manufacture galvanised bow (or anchor) shackles to a...
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    Buoy identification - for the experts

    I assume this a port channel marker. What is the significance of the red and green 'vanes' on the top of the buoy. Or are they simply to confuse, ignorant people like me. The buoy is off Singapore, maybe 0.5m NM, near the container terminal, off the fancy cantilevered hotel/casino (Marina...
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    Good Old Boat, the magazine, their year end award winning articles

    Good Old Boat, GOB, is an American publication, on the style of PBO but with a focus on older more traditional designs. There is an American 'society': Boating Writers International BWI (its largely American focussed) that holds a competition at the year end and awards, with cash (and honour)...
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    Morgan's Cloud on a Spade anchor failure and Lithium BMS

    I am on the mail list for AAC aka Morgan's Cloud. I am sent teasers to encourage me to subscribe. There are 2, maybe, interesting articles that have just, yesterday, been published. Spade Anchor Failure, Update and Summary and Beware Lithium Battery Sales There is some overlap on current...
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    Condoms for sealant tubes (or battery/bus bar rods)

    Google: Condoms for sealant nozzles And you will find small condoms, silicone sleeves, intended to seal the nozzles of sealant tubes. I don't how good they are at sealing the nozzles - only just tripped over their existence and used one, not long enough days/weeks needed to judge. However...
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    Sodium Batteries

    ‘Breakthrough battery’ from Sweden may cut dependency on China Jonathan
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    Making gaskets - now for something different

    My bridle plate for a catamaran bridle is a simple plate within which are retained 2 threaded low friction rings. Like this: and this: The idea is to allow the bridle to be extended when the weather worsens. The bridle plate works well, or I think so. The LFRs have the snubbers doubling...
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    Induction Hob (and air fryer)

    There have been some positive comments on the use of Induction Hobs on yachts and are part of the equipment considered essential if you want to have a larger 'all electric' focus. We have no experience and cannot comment. Aldi in Australia have a single hob in one of their specials in a weeks...
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    Wind Generation vs solar panels

    Most here would not consider wind generation, at all. ITT bought LVM (aka Aerogen) transferred production to China and then closed it all down, presumably because they could not generate sufficient sales. Anecdotally it was said they tried to sell the business and had no takers. Yet at...
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    Relationship between voltage of stored charge and % capacity, Lithium and Lead

    I've been sent this article Ultimate Guide to Lithium-Ion Battery Voltage Chart - Jackery Its part advertorial But they quote, or provide spreadsheets for assessing state of charge by simply measuring voltage. Is this accepted, is the relation ship that simple and do, would, all LFP...
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    Battery monitor shunt, Lithium.

    I am wiring up a battery monitor, like the Xantrex of 20 years ago, but this one is designed for application with a Lithium battery pack. A cautionary note is that the shunt gets warm (or hot?). For the meter I input total capacity when the battery is full (or empty) and the devices records...
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    Waterproof Instrument covers.

    I'm looking for a water proof instrument cover. Currently it needs to offer view of a 50mm square display protruding about 10mm - but I may want slightly bigger if it works as I'd then 'desire' a cluster of matching covers. The cover needs to have a 'lid' or 'door' as it needs to be accessed...
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    Total acquisition cost 2023

    I confess to complete ignorance as to your questions but suspect there will be a large, very large, difference between a 40' monohull and a 60' multi. If you exclude the US and EU as a source but wish to actually have a choice of vessel, a decent pool of yachts (which might be difficult in the...
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    12v Cable frugality

    I inherited rather long lengths of electrical cable with various coloured covers. The wiring is single copper wire about 1mm in diameter. It is in various colours, red, yellow, black. I can think of no sensible use for the wiring, the house has been fully rewired, this inherited cable is not...
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    P&O and Mallorca - repercussions of weather elsewhere

    Mallorca: P&O ship with thousands of Britons onboard collides with tanker I was under the impression that mooring lines on these ships were dyneema (and basically indestructible). If the conditions were that bad there must be other horror stories. Jonathan
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    Epoxy resin has not set off - what to do.

    &-8 weeks ago made up some epoxy at the 2:1 instruction on the label. I wetted out some fibre glass. It did not set off. We have been away for 6 weeks - some of it has still not set off. It has been cold in Sydney, its winter here and night time temps get down to 5 degrees, and as my...
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    Boring threads?

    I attached a link to an article in Practical Sailor on degradation on nylon rope and another on MOB. Both generated comments that such topics were boring and did not merit repetition. Previously people have commented that articles on snubbers and catenary are well aired. The suggestion was...
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