Electric cars.

Discussion in 'Off-Topic Discussion' started by pete, Apr 7, 2021.

  1. NigelJ

    NigelJ Total Gardener

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    Almost certainly not. Unless there is a dramatic breakthrough in how to store hydrogen safely.
    On a train you can safely carry large cylinders of compressed hydrogen or liquid hydrogen, cars it is more difficult. Hydrogen is explosive and also because of the small size of the molecule is a bit of an escape artist, being able to pass through metals and plastics at rates other gases don't reach. There is also an interesting phenomenon call hydrogen embrittlement that affects some metals.
    Through in the fact that you have to expend energy to compress or liquify the hydrogen and it becomes less attractive.
    There is also the question of what colour your hydrogen is see here for explanation The hydrogen colour spectrum | National Grid Group simply put it depends on how green your source is.
    Experiments are ongoing into blending hydrogen with natural gas for distribution to houses for gas boilers and cookers.
     
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    • Jocko

      Jocko Guided by my better half.

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      Hydrogen fuel cells are the way hydrogen will be used to power cars.
       
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      • pete

        pete Growing a bit of this and a bit of that....

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        Obviously designed around a couple of house bricks.:roflol:
         
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          Retired Some people are so poor all they have is money

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          Hi,

          My Makita 18V battery did charge up but why the delay in starting to charge; would it have been because the battery had been in our extension where the temperature was hovering around 0C; the battery is normally charged in the workshop beneath the bungalow where temperature is much warmer and it's never been a problem; how strange.

          Our former neighbours had bought a brand new Hyundai car which they left in their garage whilst taking a two week foreign holiday; when they returned home they found the car was dead because the drivers door hadn't fully closed just leaving the interior light turned on.

          My wife and I live on a very steep valley side in fact Huddersfield is mostly hilly; many years ago having walked down the lane to post a letter I was returning home when an old guy very very slowly rode past me on his bike his knees going like pistons and hardly getting anywhere; I thought what a dummy it would surely be less strenuous just to get off and walk. One thing which scares me is when recently driving along our main road I could so easily have killed a cyclist; it was very dark indeed and he wasn't displaying lights or even a reflector whilst wearing dark clothes; he blended into the shrubbery even though the car was well lit up; death wish springs to mind. Not just cyclists but we have many runners too who wear dark clothing. Has anyone else seen this with cyclists and runners or even pedestrians wearing dark clothes whilst it's dark; there used to be a TV advert "Wear something light at night".

          Kind regards, Colin.
           
        • Jocko

          Jocko Guided by my better half.

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          I had an electrical plug issue today. I have an ICE but I connect it up to a SMART battery charger every time I return from a trip. The reason I do this is, since moving to our current home, it can be a week, two weeks, sometimes more that the car lies in the drive. With the SMART charger, I always have a fully charged battery.
          Well, this morning the trouble was that the plug-in connector was frozen and I couldn't separate the two halves. I did eventually but I wonder if, in conditions such as we are experiencing, an EV could get frozen to its charging cable.
           
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            Retired Some people are so poor all they have is money

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            Hi,

            Good point @Jocko; if the connectors get wet will there be a risk of electric shock?

            One of the most unpleasant things for a car owner is to have the car doors frozen shut.

            Kind regards, Colin.
             
          • pete

            pete Growing a bit of this and a bit of that....

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            When you open the door and pull all the rubber off.
             
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            • Clueless 1 v2

              Clueless 1 v2 Total Gardener

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              There's something worse than the doors being frozen shut. The screen wash nozzles freezing, and not knowing they've frozen over until you go to use them on a dual carriageway at rush hour. Of course once you pull the stalk back to wash the windscreen, the wipers automatically come on too, smudging the filth you were trying to remove all over. Then with reduced visibility, trying desperately to find a safe place to pull over to sort it out, when there is no hard shoulder and lane one is full of massive lorries. So you make a judgement call, and decide you can for now at least see just well enough to continue to the next safe place to stop, a service station about 2 miles ahead, knowing that stopping in lane is likely to get you killed, but two more miles of the windscreen picking up filth my just leave you practically blind.

              Then there's the temporary relief when you get safely to the service station and get out and wipe your windscreen clean, then hope that will be enough for the last ten miles til you get to work.
               
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              • Jocko

                Jocko Guided by my better half.

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                This happened to me yesterday. Driving into the bright sunshine I swithered whether to use the washers or not, fearing that the fluid would freeze on the screen. Eventually, I went for it and found the jets were frozen. Luckily the wipers didn't make the screen any worse than it already was.
                 
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                  Retired Some people are so poor all they have is money

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                  Hi,

                  That is scary indeed @Clueless 1 v2 and highly dangerous; I think it's a massive mistake doing away with the hard shoulder on motorways like the M1 where people are getting killed but this is forward planning? I've never experienced frozen car washer jets; I always ensure there's lots of additive in the water. I did once return from London on the M1 riding my BMW 750cc bike with passenger on board in a blizzard when the headlight switch failed; when we arrived home my gloved hands were so cold I had to slide them from the handlebars; on another such trip into London during the last petrol crisis around 1972 still with the BMW bike we pulled into a petrol station and filled up; the bike had the long range 5 gallon tank fitted; 5 gallons was the limit of fuel allowed; next to us was the owner of a big Jag car and he was furious us on the bike him with his gas guzzler. My BMW bikes did many thousands of miles at well in excess of 100 MPH just at the time the police were changing from Triumph Saints to BMW's like mine. Less traffic in those happy days to ride like I used to then would limit my lifespan should I try doing it these days.

                  I came across this video last night on YouTube; please have a look at the figures quoted at 9:22 minutes in which is a huge joke when heat pumps; solar panels; wind turbines and EV's are being pushed by the government;



                  Kind regards, Colin.
                   
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                  • Jocko

                    Jocko Guided by my better half.

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                    I use neat concentrate in my washers. The jets still froze.
                     
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                      Retired Some people are so poor all they have is money

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                      Hi,

                      I'm not surprised were you live @Jocko it was minus 15C in your neck of the woods a couple of nights ago; perhaps a MAPP gas torch would be handy? I've only been to Scotland once this whilst courting my wife; we were camping and drove 1,200 miles in three days in our Reliant Robin trying to find sunshine; it bucketed down all the time with rain coming down like pencils; on the fourth day we returned home to beautiful hot sunshine; this was in July in 1975.

                      Kind regards, Colin.
                       
                    • pete

                      pete Growing a bit of this and a bit of that....

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                      First impressions of a place you visit new always stick in your mind.

                      I have the same with Cornwall, I've only been twice and it rained mostly for the first week, second time it was just overcast and windy.

                      Weather makes all the difference on how you see a place when visiting.
                       
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                      • Jocko

                        Jocko Guided by my better half.

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                        I was having lunch in a pub at Corran just south of Fort William one summer and a customer was moaning about having been there for a fortnight and it had rained every day. The barmaid said it was a good job he hadn't been there for the past six weeks as it had rained every day for that time too.
                         
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                        • Clueless 1 v2

                          Clueless 1 v2 Total Gardener

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                          The one time I stayed over in the lake district it poured down on the evening. Wife and I got a taxi somewhere and the driver was moaning about the it raining, and how it rains a lot. I couldn't stop myself. I pointed out that he should be glad because his livelihood depends on the rain, without which the lake district would just be any other patch of countryside with no lakes, and fewer visitors, meaning less trade. He thought about that for a second, then agreed.
                           
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