Aerodynamics | LudemannEngineering

Finished front wing on the car (endplates to be added after setting ride height)

: Airfoil profile laser printed on sticker paper, stuck to aluminum sheet

: Airfoil profiles cut from aluminum sheet

: Homemade hot-wire foam cutter cutting airfoil section from styrofoam block

: Laminating outer skin of epoxy resin and fiberglass

: Cutting aluminum jacking points to be laminated into the wing

: Bending wing mounting brackets to be bolted to the nose

: Test fitting brackets on nose

: Test fitting, bottom view

: Trimming front wing airfoil on the bandsaw

: Gluing 3 sections of front wing to brackets

: Reinforcing fiberglass skin across joints

: Laminating end plates with honeycomb core

: End plates cure under vacuum

: Sanding with pneumatic double-action sander

: Laying up endplate mounting points

: Epoxy & microballoon filler to smooth out the spar

: Top coat of 2-part epoxy paint

: Car lifted by front wing

Finished diffuser mounted on car

I try to post updates only for completed projects, and since I’ve had several projects in progress it’s been a while since I’ve blogged. The diffuser is finally finished, so here are some pix and a video that explains it all:

: Cutting the side & central formers for the buck

: Buck ribs in place

: Buck top panel of 1/8″ plywood with melamine face

: Basic shell just removed from mold

: Test fitting to drill mounting holes

: Vacuum bagging strake sandwiches

: Fiberglass honeycomb sandwich strakes ready to be cut apart

: Gluing the strakes inside the diffuser

: Progress so far: curing in the sun

: Rear wing endplate mount of aluminum angle

: Rear wing endplate mounts formed of epoxy putty

: Ready for primer

: Primed with 2-part automotive spray filler

: After a coat of epoxy paint.

LudemannEngineering

Formula 1000 Race Car Blog

Tag Archives: Aerodynamics

Building the Front Wing & Mounts

Fabricating a Formula 1000 Race Car Diffuser