MEASUREMENT OF AERODYNAMIC CHARACTERISTICS OF RE-ENTRY CONFIGURATIOONS IN FREE FLIGHT AT HYPERSONIC AND NEAR-ORBITAL SPEEDS
Abstract
URATIONS IN RE-ENTRY FLIGHT AT VERY HIGH SPEEDS HAS REQUIRED EXTENSIONS OF TECHNIQUES DEVELOPED EARLIER FOR AIRCRAFT AND LOW-SPEED MISSILES. EXTENSIONS ARE MADE FROM RECENT THEORETICAL STUDIES OF RE-ENTRY MECHANICS AND DYNAMICS AND THEIR APPLICATION TO FLIGHT MEASUREMENTS. EMPHASIS IS PLACED ON THE REDUCTION OF FLIGHT OSCILLATION DATA TO OBTAIN STATIC PITCHING MOMENT AND DAMPING DATA. HIGHLY NONLINEAR CHARACTERISTICS ARE ASSUMED. THROUGH APPLICATION OF THE PROCEDURE TO FLIGHT DATA AND A DIGITAL-COMPUTER SOLUTION, THE REDUCTION TECHNIQUE IS SHOWN TO BE ADEQUATE FOR RE-ENTRY CONFIGURATIONS TRIMMED ABOUT ZERO ANGLE-OF-ATTACK
Document Details
- Document Type
- Technical Report
- Publication Date
- Jul 01, 1961
- Accession Number
- AD0285789
Entities
People
- R.l. Nelson
Organizations
- AGARD