On Sun, Feb 16, 2014 11:36 PM CST Roger Bell_West wrote:
>On Sun, Feb 16, 2014 at 06:48:18PM -0600, David Scheidt wrote: >>multiple engines in a mechanical drivetrain is a reliability >>nightmare. The A57 worked okay, but it wasn't wonderful; the engine >>it's built from was pretty built proof. The BTR-60 has two not >>relieable engines, which made the resulting product very not reliable. >> (It was also undercooled for hot weather use, a problem in most of >>the action it saw.) In general, multiple mechanically coupled engines >>are obsolete in the real world. > >And the Rolls Royce Vulture, in effect two Kestrels back-to-back, had >to be derated about 15% just to stop it catching fire all the time. In >the end, the Merlin produced nearly as much power for less weight and >didn't constantly throw its big end bearings. Then treat all my multiengine designs as one engine. The only advantage under VE2 rules you lose is engine HP if you are using component HP. The single engine is actually slightly chesper, lighter and smaller. Brandon _______________________________________________ GurpsNet-L mailing list <[email protected]> http://mail.sjgames.com/mailman/listinfo/gurpsnet-l
