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JJG Koopmans's Recent Activity

  1. JJG Koopmans replied to the thread Efficient use of Steam.

    one of the pleasant aspects of our days is the possibility of simulation on a pc. I used Prof. Halls Perform program with the BR 5 data. The steamchest pressure is 200 psi. With 70 mph, 15% cut-off the MEP = 33psi and steam consumption is 11200...

    Jul 21, 2017 at 7:48 PM
  2. JJG Koopmans replied to the thread Efficient use of Steam.

    This matter was discussed by S.O. Ell in his 1953 lecture. On starting the regulator is to be used, when running the reverser. He pointed at the investigation of Willans into this problem. Kind regards Jos Koopmans

    Jul 19, 2017 at 7:57 PM