you can find,if you take a look at: 

    The drafts are intended to open a "possible gate" for pendular propulsion and gravity power access...

  I am 64 years old,and you know...not a quite fit person for this age of simulation on computer,and out of possibilities to run tests.

  Some personal comments,regarding the up there topics,you can find at

  So,take it as a proposal,free of any charge.

      All the Bests!  /  Alex