RATING SCALE ESTIMATES AUTOMOBILE DRAG COEFFICIENT

AN AUTOMOBILE'S DRAG COEFFICIENT MAY BE FORECAST BY DIVIDING THE VEHICLE EXTERIOR INTO NINE ZONES AND RATING EACH ZONE FOR ITS AERODYNAMIC CHARACTERISTICS ACCORDING TO THE MOTOR INDUSTRY RESEARCH ASSOCIATION SCALE. THE ESTIMATED DRAG COEFFICIENT IS FOR VEHICLES WITH THE RADIATOR BLANKED OFF AND A ZERO YAW ANGLE. NO PROVISION IS MADE FOR OTHER THAN RIGID SURFACES, SO CONVERTIBLES AND OPEN VEHICLES OF ANY TYPE ARE EXCLUDED. /AUTHOR/

• Supplemental Notes:
  • Vol 77, No 6, PP 52-53
• Authors:
  • WHITE, R G
• Publication Date: 1969-6

Media Info

• Serial:
  • Sae Journal, Soc Automotive Engr

Subject/Index Terms

• TRT Terms: Aerodynamics; Automobiles; Coefficients; Drag factor (Chemistry); Estimates; Wind tunnels
• Old TRIS Terms: Aerodynamic configurations; Drag factor
• Subject Areas: Highways; Safety and Human Factors;

Filing Info

• Accession Number: 00223011
• Record Type: Publication
• Files: TRIS
• Created Date: Jan 12 1970 12:00AM