This system depends on the generic hydrodynamics.xml system for JSBSim. hydro/planing/forebody-length-ft hydro/planing/forebody-beam-ft hydro/planing/forebody-keel-z-ft hydro/planing/forebody-end-x-ft hydro/planing/middlebody-length-ft hydro/planing/middlebody-beam-ft hydro/planing/middlebody-keel-z-ft hydro/planing/middlebody-end-x-ft hydro/planing/afterbody-length-ft hydro/planing/afterbody-beam-ft hydro/planing/afterbody-keel-z-ft hydro/planing/afterbody-end-x-ft hydro/planing/forebody-normal-force-factor hydro/planing/middlebody-normal-force-factor hydro/planing/afterbody-normal-force-factor hydro/planing/forebody-skin-friction-coefficient hydro/planing/middlebody-skin-friction-coefficient hydro/planing/afterbody-skin-friction-coefficient The intersection point with the water surface. hydro/hull/height-agl-ft hydro/hull/pitch-rad hydro/planing/forebody-keel-z-ft hydro/hull/pitch-rad The intersection point with the water surface. hydro/hull/height-agl-ft hydro/hull/pitch-rad hydro/planing/middlebody-keel-z-ft hydro/hull/pitch-rad The intersection point with the water surface. hydro/hull/height-agl-ft hydro/hull/pitch-rad hydro/planing/afterbody-keel-z-ft hydro/hull/pitch-rad The length of keel below the free water surface. 0.0 hydro/planing/forebody-length-ft hydro/hull/pitch-rad 0.0 hydro/planing/forebody-end-x-ft hydro/planing/forebody-entry-point-x-ft hydro/hull/pitch-rad 0.0 hydro/planing/forebody-entry-point-x-ft hydro/planing/forebody-end-x-ft hydro/planing/forebody-length-ft The length of keel below the free water surface. 0.0 hydro/planing/middlebody-length-ft hydro/hull/pitch-rad 0.0 hydro/planing/middlebody-end-x-ft hydro/planing/middlebody-entry-point-x-ft hydro/hull/pitch-rad 0.0 hydro/planing/middlebody-entry-point-x-ft hydro/planing/middlebody-end-x-ft hydro/planing/middlebody-length-ft The length of keel below the free water surface. 0.0 hydro/planing/afterbody-length-ft hydro/hull/pitch-rad 0.0 hydro/planing/afterbody-end-x-ft hydro/planing/afterbody-entry-point-x-ft hydro/hull/pitch-rad 0.0 hydro/planing/afterbody-entry-point-x-ft hydro/planing/afterbody-end-x-ft hydro/planing/afterbody-length-ft The normal force produced by the planing surface. NOTE: The formulation is only valid for very small pitch angles and the pitch angle should also be adjusted for down-wash. See [Wagner:1933:POW]. 0.0 hydro/planing/forebody-normal-force-factor 3.1415927 hydro/qbar-u-psf hydro/planing/forebody-beam-ft hydro/planing/forebody-wetted-keel-ft hydro/hull/pitch-rad The normal force produced by the planing surface. NOTE: The formulation is only valid for very small pitch angles and the pitch angle should also be adjusted for down-wash. See [Wagner:1933:POW]. 0.0 hydro/planing/middlebody-normal-force-factor 3.1415927 hydro/qbar-u-psf hydro/planing/middlebody-beam-ft hydro/planing/middlebody-wetted-keel-ft hydro/hull/pitch-rad The normal force produced by the planing surface. NOTE: The formulation is only valid for very small pitch angles and the pitch angle should also be adjusted for down-wash. See [Wagner:1933:POW]. 0.0 hydro/planing/afterbody-normal-force-factor 3.1415927 hydro/qbar-u-psf hydro/planing/afterbody-beam-ft hydro/planing/afterbody-wetted-keel-ft hydro/hull/pitch-rad The Reynolds number for the planing surface based on the current wetted keel length. hydro/vbx-fps hydro/planing/forebody-wetted-keel-ft hydro/environment/kinematic-viscosity-ft2_sec The Reynolds number for the planing surface based on the current wetted keel length. hydro/vbx-fps hydro/planing/middlebody-wetted-keel-ft hydro/environment/kinematic-viscosity-ft2_sec The Reynolds number for the planing surface based on the current wetted keel length. hydro/vbx-fps hydro/planing/afterbody-wetted-keel-ft hydro/environment/kinematic-viscosity-ft2_sec Drag (induced) due to planing. FIXME: direction/frame? -1.0 0.0 hydro/planing/forebody-normal-force-lbs hydro/hull/pitch-rad Drag (induced) due to planing. FIXME: direction/frame? -1.0 0.0 hydro/planing/middlebody-normal-force-lbs hydro/hull/pitch-rad Drag (induced) due to planing. FIXME: direction/frame? -1.0 0.0 hydro/planing/afterbody-normal-force-lbs hydro/hull/pitch-rad Drag due to skin friction. -1.0 hydro/planing/forebody-skin-friction-coefficient hydro/qbar-u-psf hydro/planing/forebody-beam-ft hydro/planing/forebody-wetted-keel-ft Drag due to skin friction. -1.0 hydro/planing/middlebody-skin-friction-coefficient hydro/qbar-u-psf hydro/planing/middlebody-beam-ft hydro/planing/middlebody-wetted-keel-ft Drag due to skin friction. -1.0 hydro/planing/afterbody-skin-friction-coefficient hydro/qbar-u-psf hydro/planing/afterbody-beam-ft hydro/planing/afterbody-wetted-keel-ft Fby force due to planing. FIXME: model/direction/frame? hydro/planing/forebody-normal-force-lbs hydro/hull/pitch-rad hydro/hull/roll-rad Fby force due to planing. FIXME: model/direction/frame? hydro/planing/middlebody-normal-force-lbs hydro/hull/pitch-rad hydro/hull/roll-rad Fby force due to planing. FIXME: model/direction/frame? hydro/planing/afterbody-normal-force-lbs hydro/hull/pitch-rad hydro/hull/roll-rad Lift due to planing. FIXME: direction/frame? 0.0 hydro/planing/forebody-normal-force-lbs hydro/hull/pitch-rad hydro/hull/roll-rad Lift due to planing. FIXME: direction/frame? 0.0 hydro/planing/middlebody-normal-force-lbs hydro/hull/pitch-rad hydro/hull/roll-rad Lift due to planing. FIXME: direction/frame? 0.0 hydro/planing/afterbody-normal-force-lbs hydro/hull/pitch-rad hydro/hull/roll-rad Pitch moment due to planing. FIXME: direction/frame? Limits on the acting point? -1.0 hydro/planing/forebody-normal-force-lbs hydro/planing/forebody-end-x-ft 0.75 hydro/planing/forebody-wetted-keel-ft -1.0 hydro/planing/forebody-friction-fbx-force-lbs hydro/planing/forebody-keel-z-ft hydro/hull/pitch-rad Pitch moment due to planing. FIXME: direction/frame? Limits on the acting point? -1.0 hydro/planing/middlebody-normal-force-lbs hydro/planing/middlebody-end-x-ft 0.75 hydro/planing/middlebody-wetted-keel-ft -1.0 hydro/planing/middlebody-friction-fbx-force-lbs hydro/planing/middlebody-keel-z-ft hydro/hull/pitch-rad Pitch moment due to planing. FIXME: direction/frame? Limits on the acting point? -1.0 hydro/planing/afterbody-normal-force-lbs hydro/planing/afterbody-end-x-ft 0.75 hydro/planing/afterbody-wetted-keel-ft -1.0 hydro/planing/afterbody-friction-fbx-force-lbs hydro/planing/afterbody-keel-z-ft hydro/hull/pitch-rad Roll moment due to planing. FIXME: direction/frame? Limits on the acting point? hydro/planing/forebody-fby-force-lbs hydro/planing/forebody-keel-z-ft Roll moment due to planing. FIXME: direction/frame? Limits on the acting point? hydro/planing/middlebody-fby-force-lbs hydro/planing/middlebody-keel-z-ft Roll moment due to planing. FIXME: direction/frame? Limits on the acting point? hydro/planing/afterbody-fby-force-lbs hydro/planing/afterbody-keel-z-ft