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Random EV thoughts.....

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Comments

  • Registered Users, Registered Users 2 Posts: 24,265 ✭✭✭✭ted1


    Except they don’t work in our cities. They tried bendy busses. But out road network was found unsuitable.


    to many bends and corners



    there was a blue line proposal around 2010 that woukd have served UCD and used the type systeM above


    https://www.dlrcoco.ie/sites/default/files/atoms/files/goatstown_section5.pdf



  • Registered Users, Registered Users 2 Posts: 1,632 ✭✭✭Laviski


    not sure what existing thread this would go into..

    have a leaf 2020.

    but on the occasion i'm doing a fast charge, why can i always get 46/47 from a 50 hubs that is ran by easygo/plugsurfing (recently used charges in shannon)

    but yet with ESB i don't think i ever got any higher than 45..... SOC is normally between 20-30 when i fast charge.


    whats the units types they all use?



  • Moderators, Society & Culture Moderators Posts: 42,227 Mod ✭✭✭✭Gumbo


    So many considerations.

    Temp Of battery.

    temp of weather.

    state of charge.

    state of health of the actual charge point.



  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    I think on the older Ecars chargers there was a power meter in a fusebox near the bottom which let you read the power delivered from the charger

    I have a vague memory there was some complaints about a few chargers in lower voltage areas, so they weren't delivering as much power as advertised

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 23,121 ✭✭✭✭ELM327


    Some of the earliest DBT units only gave 43kW on DC due to incoming voltage and or outgoing amperage limitations.



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  • Registered Users, Registered Users 2 Posts: 1,632 ✭✭✭Laviski


    these are the green units?

    also had the same problem with the newer 50kw ones, just never goes above 45.



  • Registered Users, Registered Users 2 Posts: 2,207 ✭✭✭innrain


    I think this is the largest proposed EV charging facility in Ireland, at least that I have seen. Decision due tomorrow.

    The development of a strategic Park & Ride facility located to the west of M11 Junction 6 at Fassaroe in the townlands of Fassaroe. The proposed development comprises a car park with a capacity of 388 parking spaces, including 26 spaces for mobility impaired users and 42 spaces for charging of electric vehicles. ....

    Probably due to building regs.

    image.png




  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    Since it's a park and ride, slower AC chargers might be more useful. Or probably a mix would be good, lots of AC chargers plus a few HPCs for people doing a top up before heading home

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 16,179 ✭✭✭✭AndyBoBandy


    7kW is the max you’d ever need at a park and ride facility…



  • Registered Users, Registered Users 2 Posts: 23,121 ✭✭✭✭ELM327


    I'd hope they are all a mix of 7-11-22kW AC chargers and priced accordingly (ie 7kW is cheapest and 22kW is most expensive)



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  • Registered Users, Registered Users 2 Posts: 2,207 ✭✭✭innrain


    don't know where to post it so trowing it here. I have noticed this week that elli gives access to blink managed chargers. Q-park seem to have them here in Dublin, they claim 30ish chargers. I've tested the RFID card at Setanta last night and it worked like a charm and 11kW no less. Before, with blink app it was pretty bad due to coverage in underground carparks and 80 quid pre-auth per session. To bad my contract comes to an end in a few weeks.



  • Registered Users, Registered Users 2 Posts: 23,121 ✭✭✭✭ELM327


    Assuming you want to park and ride and therefore go somewhere for a minimum of 3 and a max of 12 hours, 7kW for3 hours gives 21kWh gross so yes I agree with you. 11kW would be nice to have too, once it's not one of those badly implemented 11kW installs that only give 3.7kW on each side on single phase - ie 16A one or three phase



  • Registered Users, Registered Users 2 Posts: 5,723 ✭✭✭veryangryman


    I have a 7kwh charger at home for nissan leaf at 62v.


    Help me with the math. It takes over 15 hours to go from empty to full. Am I not getting 7kw every hour and if so shouldn't it take less than 10 hours?



  • Registered Users, Registered Users 2 Posts: 23,121 ✭✭✭✭ELM327


    7kW charger for a 62kWh leaf.

    Leaf charges at 6.6kW gross, so lets say 6kWh per hour actually delivered to the battery. That would be approx 11-12 hours from absolutely empty to full, excluding any top balancing time. 15 hours if you're going from dead empty to top full doesnt seem unrealistic but I'd question the amount of balancing. Are you sure it's not a derated charger like 5kW or something? Or perhaps your voltage is low? It's actually a 32A charger and the voltage determines the kW. 32A at 209V is very different from 32A at 257V



  • Registered Users, Registered Users 2 Posts: 10,033 ✭✭✭✭CoBo55


    The voltage hardly changes that much does it? Especially on a dedicated connection to the cu. I couldn't see esbn getting away with such huge variations in voltage without somebody making a fuss about it.



  • Registered Users, Registered Users 2 Posts: 1,270 ✭✭✭loopymum


    Is it load balancing as well?

    I have a zappi with load balancing on it & my house is power hungry at night. the load balancing regularly kicks in & even turns the zappi off occasionally



  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    ESBN allow +/-10%, that's anywhere from 207V to 253V

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    Wut

    I've long had this theory about Nissan that their design department has two settings, boring and repetitive or utterly bonkers

    This definitely seems to be the latter, the interior is even crazier

    Screenshot_2023-10-19-09-46-46-30_3aea4af51f236e4932235fdada7d1643.jpg

    Somehow I don't see the iron maiden style spikes getting past any crash test review board, particularly considering there's no seatbelts

    Apparently the car has some feature where it'll record the surroundings and present it on screen with a sort of anime style overlay

    I look forward to someone explaining in court that they thought those pedestrians they mowed down were just cartoon characters

    Anyway, it's a concept car which will of course never be built

    I really don't get why car companies waste their resources on these concept cars. Again there seems to be two types of concept, one which looks like it might actually end up being manufactured and then the utterly bizarre like this (another example would be that Mercedes concept that got longer or shorter)

    I guess there's an element of cars as art, and also designers showing what they could do if they weren't bound to boring rules like practicality, manufacturability, safety or the general limits of the human body

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 23,121 ✭✭✭✭ELM327


    That's the specification (approx anyway). I see as low as 207V some nights as we draw 63A and there's a lot of farms around us. We can also see as high as 250V on a sunny day at 1pm as our solar is going full whack.



  • Registered Users, Registered Users 2 Posts: 4,117 ✭✭✭wassie


    I really don't get why car companies waste their resources on these concept cars.

    Not a lot of resources comparatively speaking - probably a couple of designers on a computer to produce a 'non-physical' concept car. Probably more a marketing excersize to test the water before pushing ahead to an actual concept.



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  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    I know a lot of the concept "cars" are actually clay models and they just render the interior

    The recent VW ID GTi concept being one example

    Not sure if this was the case here but the interior shots definitely looked computer generated

    They aren't a massive expense I guess, but I'm still surprised they're spending the resources considering many manufacturers are under cost saving pressure

    I suppose the idea is they use the bizarro concepts to showcase some design ideas and see which ones are a hit

    The main problem I have is generally if something is a hit, by the time it reaches production it's been so watered down that everyone's complaining

    I'd rather see something that might actually make it into production personally

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 1,510 ✭✭✭cannco253




  • Registered Users, Registered Users 2 Posts: 3,551 ✭✭✭JohnC.


    The articles say these are renders, with physical ones being unveiled at a show in Tokyo next week.



  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    $109k for a caravan 😱

    So admittedly it's got a 45kWh battery on board plus a motorised axle so it can boost your EV along.

    Also it can maneuver up to the hitch and park by remote control

    Plus 1kW if solar panels so you can have power anywhere

    But.... it's a f**king campervan

    I guess it beats house prices these days 🤷‍♂️

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 14,747 ✭✭✭✭josip


    You'll pay at least half that for a 4 year old VW California. The best thing you can do if selling a car is to stick a mattress and a 12V mini fridge in it.



  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    True, although I feel like the California banks on nostalgia as much as quality

    To be fair, I like the idea of a caravan with batteries, a powered axle and solar (insofar as I like caravans)

    But, I don't like one enough to spend €100k in it

    I get that some of it is fairly new technology for campervan companies, and it also takes time to get to mass production, but I just can't see the mass market appeal

    Can't wait to see the DIY version, I wonder what you could do with an old Leaf or Zoe chassis and just put a caravan shell on top

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 4,016 ✭✭✭sk8board


    As someone else said, a new California is ludicrous money. Having lived a bit in central Canada, where even a domestic flight is long haul (meaning family holidays ‘abroad’ get VERY expensive very easily), almost every family owns a huge caravan and spend holidays out in the wilderness, towed behind their F150 dual cab.

    none of those campers or caravans cost less than $100k, albeit they’d be twice the size of this Pebble



  • Registered Users, Registered Users 2 Posts: 13,005 ✭✭✭✭the_amazing_raisin


    True, there seems to be a very different campervan experience here versus North America

    In America it's all wilderness camping with the gigantic mobile home or RV (which look awesome)

    Here if you try parking the caravan in the wilderness you'll probably end up getting shot, so the experience is more trying to navigate the campervan park by torchlight

    "The internet never fails to misremember" - Sebastian Ruiz, aka Frost



  • Registered Users, Registered Users 2 Posts: 6,907 ✭✭✭eire4


    I had my neighbour who is an electrician install a charging plug in my garage at home and that goes from empty to full in 10-11 hours for my Mustang Mach E. My charger is a 7Kwh like yours. The closer the charging gets to 100% the slower it gets and obviously how fast things go varies based on the car itself as well.



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  • Registered Users, Registered Users 2 Posts: 1,158 ✭✭✭Comer1


    I don't think that's true with AC charging. It remains constant throughout the charge.



This discussion has been closed.
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