[MyNameIsNigel]

Originally Posted by gwyllion

In http://tentenths.com/forum/showthread.php?p=3033923 knighty reported 34 seconds of braking per lap.

60 sec * 450 kW = 27 MJ

Here are Peter Wright's exact words in his article entitled "Opening up the rulebook" in the October 2013 issue of RCE, on page 48:

With around a minute's braking in a 3 1/2 minute lap of Le Mans, and around 11MJ of energy to be harvested with a 600cv (450kW) system, Toyota should be able to fully exploit the 8MJ allowance - just under 18 seconds of full electric power to both axles. (...)