some fusion 999 guestimates
* 536.4-horsepower from fuel cell ( published )
* @ 98% efficient inverter, downstream power = 525.672- hp
* @ 93% efficient motor, downstream power = 488.874- hp
* @ 94% efficient, non-overdrive transaxle, power = 459.542- hp
* Total Road Load Power = 459.542- hp.
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* @ estimated OEM Projected frontal area = 24.546-sq-ft
* @ estimated projected frontal area = 23.3187-sq-ft ( SCTA allows a 5.3% Af reduction )
* Cd 0.21 ( published )
* 209.297-mph ( 306.968-ft/second )
* rho ( air density )= 0.002183 ( reverse-engineered from 2013 VW Jetta hybrid LSR data )
* Aerodynamic road load power = 281.104-hp
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*Total Road Load power minus aerodynamic road load = 178.4374- hp rolling-resistance.
* @ estimated 6,895- pounds race weight, Cf r-r + 0.046368162 on the 'Salt.'
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* OEM Cd 0.34 ( published )
* Mirror delete = delta- Cd 0.015 ( from Ford )
* 100% grille-block @ est. delta- 0.025 ( Ford )= Cd 0.315
* 100% belly pan @ est. delta- 0.025 = Cd 0.275 ( Ford said delta Cd 0.01 )
* MOON wheel covers @ est. delta- 0.024 = Cd 0.251 ( Ford makes no mention of )
* Ground Clearance lowered to 2-inches @ est. delta 0.0211 = Cd 0.2298 ( Ford published delta- Cd 0.08 for lowering )
* 10-inch deck extension = Cd 0.21, allowing delta 0.0198***** ( Ford makes no mention of 10-inch extension )
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* 999 has a 4.769% length addition
* a 7.923% height reduction
* a 67.558% ground clearance reduction
* a 4.552% forebody reduction
* a 6.416% aft-body elongation
* a 11.15% Vejungungsverhaltnis increase
* a 5.3% Af reduction
* a 7.491% L / sq-root of Af increase
* a 41.32% Af reduction
* a 38.23% Cd reduction
* A backlight-to-boot departure angle relaxation, from 16-degrees, to 14-degrees
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Last edited by aerohead; 12-20-2021 at 12:55 PM..
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