Gerard Robin wrote: > Le samedi 25 juin 2005 à 13:16 -0400, Josh Babcock a écrit : > >>Vivian Meazza wrote: >> >>>Josh Babcock >>> >>> >>> >>>I have a nagging memory that the Wright Cyclone R-3500 was fitted with >>>reduction gearing between the crankshaft and propeller, although I can't >>>find any reference to it right now. Do you have any details of the ratio? >>>It's needed to migrate to the new Yasim propeller definition. >>> >>>You could use the R-2600 ratio, I suppose: >>> >>>Propeller Reduction Gear Ration (crankshaft to propeller): 16:9 >>> >>>That comes from here: >>> >>>http://wrightpattjobs.wpafb.af.mil/museum/engines/eng42a.htm >>> >>>V. >>> >>> >>> >>> > > Only for the fun, and may be seriously i can try to calculate it with > the help of the new aeromatic propeller, i have implemented it locally. > I need: Engine RPM -- Propeller diameter (inch or feet) -- Engine power > ( HP or KW without boost). > > 2700 rpm 16'7" (4 blades) 2200 hp
Josh _______________________________________________ Flightgear-devel mailing list Flightgear-devel@flightgear.org http://mail.flightgear.org/mailman/listinfo/flightgear-devel 2f585eeea02e2c79d7b1d8c4963bae2d
