Re: MOT parking brake performance



> 16%, 25%, 50%, etc of what.. ?
>
> ...of the vehicle's weight.
> (weight used is unladen weight plus weight of driver, vehicle toolkit &
> half a tank of fuel)
>
> For vehicles with dual circuit footbrake,
> a vehicle weighing 1000kg would need a parking brake capable of holding
> a minimum of 160kg (80kg per wheel).
>
> With single line hydraulics,
> 1000kg vehicle would require 250kg (125kg per wheel).
>
> Visit the MOT Forum:
> http://motforum.proboards44.com

So they're using the non-existent unit of force, the kilogram, then?

--
Peter

"You're not a real UKRCMer until you've had your big end bearings go."


.



Relevant Pages

  • Re: Hydrogen Cars, Trucks, and Buses Are the Answer Indeed
    ... weight, not energy per unit volume that is the issue. ... Here are the energy densities and tank fractions for jet fuel and ... Take off Weight 298 tonnes ...
    (sci.energy.hydrogen)
  • Re: On Hydrogen Fuel
    ... chamber that 100% fuel efficiency is not possible. ... being asked to lift 8 to 16 times its own weight in oxidizer from a ... In order to chill air to LOX temperatures they ... Even if the external tank ...
    (sci.space.shuttle)
  • Re: Low cost hydrogen today
    ... Gasoline contains 12.7 kWh/kg and 8.76 kWh/L (not including the tank) ... differences in fuel system fractions are show stoppers. ... that's a total weight of 73.86 pounds. ... to 8% of total vehicle weight. ...
    (sci.energy.hydrogen)
  • Re: Low cost hydrogen today
    ... Gasoline contains 12.7 kWh/kg and 8.76 kWh/L (not including the tank) ... differences in fuel system fractions are show stoppers. ... that's a total weight of 73.86 pounds. ... to 8% of total vehicle weight. ...
    (sci.energy.hydrogen)
  • Re: Would you fly this Aircraft?
    ... If you have a tank with a fixed amount of fuel, and the temperature rises, ... the distance the weight a fluid ...
    (rec.aviation.piloting)