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Effect of payload and temperature on electric van range

A short piece on Fleet News that may be of interest to some.

https://www.commercialfleet.org/news/van-news/2021/05/13/arval-reveals-real-world-range-figures-for-electric-vans


  • That matches my entirely unscientific observation in this thread:-
    https://communities.theiet.org/discussions/viewtopic/348/27586#p156872
  • It also highlights the difficulty in real world testing where external factors (weather, traffic, routes etc) can heavily influence testing results. 'RDE' testing regime goes some way towards offsetting this risk though I would assume that's how the testing was conducted perhaps in a proving ground environment rather than public roads. But then you are back to influencing test results by controlling environment..
  • Former Community Member
    0 Former Community Member
    It shows the need for Design Assurance, a programme of environmental tests, safety tests, reliability proving, Testability assessments, in fact a full VICRTS checklists, prototype proving, full production mod strike 0 built to Issue one drawings, procurement specs, vendor assessments, test specs, inspections, procedures audits, etc. Etc. 


    A recent Design Assurance issue comes to kind, cutting edge technology see drones rotating propellers cutting edges with no safety cages ....  what do others think ?


  • well we do not cage the blades of a full size helicopter. Of course it kills you if it lands on you, but that will be quite rare so perfectly acceptable. The question is are drones, by dint of greater numbers and perhaps less skilled piloting more likely to do so to the point the conclusion changes ?

    I'm not sure this has much to do with electric vans and the normal effect of advertising hyperbole.

    M.