On 27/04/2014 20:08, Johny B Good wrote:
Contrary to your argument that electrodynamic braking cannot cope
with emergency stops from high speed, it turns out that this is the
ideal way to maximise safety under such extreme braking conditions. In
short, you couldn't be more wrong in making such an assertion.

If you google for "Electric retarder" (no quotes) you'll get lots of
stuff about electric braking systems for commercial vehicles.

Andy