Zero in Australia

Discussion in 'Australian Motorcycles' started by VTR250, Jul 20, 2010.

  1. VTR250

    VTR250 Guest

    VTR250, Jul 20, 2010
    #1
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  2. VTR250

    Lee Guest

    Interesting, but -
    top speed 105 km/h
    range "up to" 80 km
     
    Lee, Jul 20, 2010
    #2
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  3. In aus.motorcycles on Mon, 19 Jul 2010 21:09:13 -0700 (PDT)
    13 grand for a 100kmh bike with 80km range and 4 hour charge.

    It's probably the best that can be done with current tech, and it does
    sound very appealing for a commuter except... luggage!

    Would it kill them to maybe add some small panniers? Something to put
    your lunch and a jumper in? Never mind the milk...

    Zebee
     
    Zebee Johnstone, Jul 20, 2010
    #3
  4. VTR250

    theo Guest

    There was a stand at last year's Perth Motorcycle show with electric
    bikes and scooters. They were called Sustainable Transport Company, I
    had a quick look but they were quite expensive and not enough range
    for me to get to town and back. Other than that I remember little
    about them. Found this on the net http://www.nope.com.au/where-to-buy/
    0429 880 004 Email , and no, it's not me.
    Ah, here it is http://www.nope.com.au/products/electric-scooters/nope-j50-neo/
    .. Looks like a city scooter, 50km/h 50km range AU$3250 ride away
    price.

    Theo
     
    theo, Jul 20, 2010
    #4
  5. VTR250

    ross_w Guest

    My commute is 35km each way with a 90 km/hr zone in the middle.

    Methinks I wouldn't make it home again, so close but no banana as far
    as my needs are concerned. I'll stick to the Breva.
     
    ross_w, Jul 20, 2010
    #5
  6. VTR250

    VTR250 Guest

    I rejected Zero last time I looked at them (in 2009) but the 2010
    range has moved on a bit and I'm starting to wonder now. The main
    drawback of owning one is having to hire a Duke for the weekend to
    make it to Unagural or PI.

    I do about 70km per day and 17,000 km per year, all weather. Out of
    each 34 km commute, nearly 30 km is at 100kph which is basically the
    top speed and most of the rest is at 80kph. On paper, it can deliver
    exactly what I need. The question I have is: how long will this thing
    last? Part of me says 'go for it' and part of me is thinking 'don't
    buy one of the first 50,000 units'.
     
    VTR250, Jul 20, 2010
    #6
  7. I rejected Zero last time I looked at them (in 2009) but the 2010
    range has moved on a bit and I'm starting to wonder now. The main
    drawback of owning one is having to hire a Duke for the weekend to
    make it to Unagural or PI.

    I do about 70km per day and 17,000 km per year, all weather. Out of
    each 34 km commute, nearly 30 km is at 100kph which is basically the
    top speed and most of the rest is at 80kph. On paper, it can deliver
    exactly what I need. The question I have is: how long will this thing
    last? Part of me says 'go for it' and part of me is thinking 'don't
    buy one of the first 50,000 units'.

    ++++++++++++++++++++++++++++++++++++++++++++++++++++

    Personally I would go for a safety margin of at least 20% more than the top
    speed zone I was going to ride in. My VTR 250 was about the minimum I would
    ride now. Sometimes being able to keep the dickheads behind you is the safest
    way to ride.

    Fraser
     
    Fraser Johnston, Jul 22, 2010
    #7
  8. VTR250

    VTR250 Guest

    Good point - I am concerned that the top speed is too close to the
    limit. One question I will be asking is if this is the advertised top
    speed, what will its top speed be after a year? My idea of a
    nightmare is grinding along at 90 kph when all the other traffic wants
    to do 100+. I will need to have a look at one; it's not a petrol
    engine so I'm led to believe performance at the top end is totally
    unlike what you would expect from a petrol engine i.e. the time to
    accelerate from 90 to 100 is quite short (?) I think it can get the
    front wheel off the ground at 70?? The torque does not reduce
    significantly with speed - something to do with the internal workings
    - this may be completely wrong. If that's the case the 105kph limit
    might be due to the OBC.

    I will put something in the forum if it's anything to write home
    about.
     
    VTR250, Jul 22, 2010
    #8
  9. VTR250

    ross_w Guest

    Actually the maximum torque of an electric motor is at zero rpm.
    That's why they don't need a gearbox, and the peak kW output is not
    directly comparable with a petrol engine. An electric motor that seems
    modest on paper will still give good acceleration from standstill.

    The torque curve after that depends on the type of motor and I'm not
    really sure.

    There is another reason why the margin between top speed and your
    required speed is important. You don't think they worked out that 80km
    maximum range at top speed in a headwind with the lights on do you? If
    your commute is 70km a day, running at maximum part of the way means
    you might not get home unless you've got somewhere to plug it in at
    work.

    Then of course after a couple of years when the battery is no longer
    fresh...

    I think these are still toys for now, but they'll suit someone with
    modest needs who might otherwise consider a 125, but then such people
    will have a budget of around $10,000 less.
     
    ross_w, Jul 22, 2010
    #9
  10. In aus.motorcycles on Wed, 21 Jul 2010 22:28:19 -0700 (PDT)
    On the other hand... a one make race series, say 5 laps, would be
    hellish close racing.

    Zebee
     
    Zebee Johnstone, Jul 22, 2010
    #10
  11. VTR250

    theo Guest

    That very much depends on the type of electric motor. E.g. a series
    wound AC/DC motor does have max torque at zero revs but they are very
    power inefficient, OTOH you could hold the shaft of a 3hp induction
    motor (with a pair of multigrips, not your hand) and you'll find it
    has damn-all torque at zero revs. Those are very efficient at speed
    and have heaps of torque at near full revs. I have no idea what sort
    of motor they put in electric vehicles.

    Theo
     
    theo, Jul 22, 2010
    #11
  12. VTR250

    F Murtz Guest

    I would be inclined to be more worried about distance between charges
    and allow a large margin as my experience of most battery operated
    things is they are at their optimum for a while then drop markedly.
     
    F Murtz, Jul 22, 2010
    #12
  13. VTR250

    VTR250 Guest

    Yes. It will also have to do the same old run when it is dark at 4pm,
    with heavy sheets of rain being driven by powerful 70+ kph gusts of
    wind.
    I'm inclined to agree it cannot meet my demands. Next year's model,
    however...
     
    VTR250, Jul 22, 2010
    #13
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