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Any interest in Vehicle Drag Calculator? (Android App)   Any interest in Vehicle Drag Calculator? (Android App)
ajohn7211 writes: "I'm doing a project for a comp sci class and am wondering if anyone would be interested in a program for their Android phone (or tablet) that would help calculate the drag coefficient for their vehicle? It would involve inputting the weight of the vehicle and running a couple tests on flat road."
By ajohn7211 - 15 replies
In forum: Aerodynamics

Observing a 3 mpg+ gain (~6% improvement) with Energy Saver A/S tires   Observing a 3 mpg+ gain (~6% improvement) with Energy Saver A/S tires
F8L has tried 3 sets of tires on his 2012 Prius: "I just thought I would post up my recent results after switching to the Energy Saver A/S. Here's what a good set of tires can do for fuel economy..."
By F8L - 21 replies
In forum: EcoModding Central

Geo Metro plug-in parallel hybrid EV - in progress   Geo Metro plug-in parallel hybrid EV - in progress
Coyote X put an efficient Metro XFi drivetrain into a convertible Metro body, and added electric chain drive to one of the axles. Not satisified with the results, he recently began moving the XFi drivetrain into a mid-engine, lightweight kit car car chassis. He's planning a new approach for the electric drive components as well.
By Coyote X - 150 replies
In forum: Hybrids

Project: Van+Large Trailer cd 0.36 to 0.23, CFD test   Project: Van+Large Trailer cd 0.36 to 0.23, CFD test
Asias explains: "We are trying to substitute large 7 meter van (with 1200 kg payload) by a medium van + aerodynamic trailer. Before we were getting aprox 22 mpg at 65 mph, but we want go somewhere near 33 mpg." Using a CFD model (computational fluid dynamics), he documents a test beginning at 0.36 cd (only the van) resulting in a 0.233 cd with the trailer attached and gap filled.
By ausias - 4 replies
In forum: Aerodynamics

Measured my tire wear (20,000+ miles at elevated pressure - 44 PSI)   Measured my tire wear (20,000+ miles at elevated pressure - 44 PSI)
By moorecomp - 43 replies
In forum: EcoModding Central

Civic EPES: Alternator Delete Project (with additional lithium battery...)   Civic EPES: Alternator Delete Project (with additional lithium battery...)
By brucepick - 143 replies
In forum: EcoModding Central

Free Ford Tempo Diesel and GMC Diesel Pick up   Free Ford Tempo Diesel and GMC Diesel Pick up
By vacationtime247 - 102 replies
In forum: EcoModding Central


1982 GS1100GL Aero mods   1982 GS1100GL Aero mods
By RiderofBikes - 36 replies
In forum: Motorcycles / Scooters

Project: Geo Metro boat tail prototype - 15% MPG improvement @ 90 kph / 56 mph   Project: Geo Metro boat tail prototype - 15% MPG improvement @ 90 kph / 56 mph
By MetroMPG - 500 replies
In forum: Aerodynamics

Green Grand Prix, Watkins Glenn, NY USA - April 20-21, 2012   Green Grand Prix, Watkins Glenn, NY USA - April 20-21, 2012
By sendler - 122 replies
In forum: Events & Meet-ups

Saturn S-Series 5th Gear Swap   Saturn S-Series 5th Gear Swap
By cfg83 - 61 replies
In forum: EcoModding Central

Mild electric hybrid using a Permanent magnet PMG 132 motor?   Mild electric hybrid using a Permanent magnet PMG 132 motor?
By Ryland - 33 replies
In forum: Hybrids

64.9 MPG in my Honda CRX HF ... I didn   64.9 MPG in my Honda CRX HF ... I didn't expect that!
By IsaacMTSU - 12 replies
In forum: Success Stories

Airdam - suprise result!   Airdam - suprise result!
By kingsway - 21 replies
In forum: Aerodynamics

2007 Prius aero mod journey   2007 Prius aero mod journey
By jamesshaw89 - 29 replies
In forum: Aerodynamics

1980 Fiat Bertone X1/9 with 28 hp Cat diesel swap   1980 Fiat Bertone X1/9 with 28 hp Cat diesel swap
By SVOboy - 19 replies
In forum: EcoModding Central

Jeep Cherokee "Aeromatics" (Kammback / partial boat tail)   Jeep Cherokee "Aeromatics" (Kammback / partial boat tail)
By JeepNmpg2 - 74 replies
In forum: Aerodynamics

Geo Metro 3 wheeler - lightened, narrowed greenhouse, shortened wheelbase   Geo Metro 3 wheeler - lightened, narrowed greenhouse, shortened wheelbase
By MetroMPG - 2 replies
In forum: EcoModding Central

Electric Yugo   Electric Yugo
By yugomodder - 19 replies
In forum: Fossil Fuel Free

Ford Tempo Kammback   Ford Tempo Kammback
By vacationtime247 - 38 replies
In forum: Aerodynamics





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