Integrated Multidisciplinary Optimization of Rotorcraft: A Plan for Development

Abstract

This paper describes a joint NASA/Army initiative at the Langley Research Center to develop optimization procedures aimed at improving the rotor blade design process by integrating appropriate disciplines and accounting for important interactions among the disciplines. The paper describes the optimization formulation in terms of the objective function, design variables, and constraints. Additionally, some of the analysis aspects are discussed, validation strategies are described, and an initial attempt at defining the interdisciplinary couplings is summarized. At this writing, significant progress has been made, principally in the areas of single discipline optimization. Results in the paper describe accomplishments in rotor aerodynamic performance optimization for minimum hover horsepower, rotor dynamic optimization for vibration reduction, and rotor structural optimization for minimum weight.

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Document Details

Document Type
Technical Report
Publication Date
May 01, 1989
Accession Number
ADA233548

Entities

People

  • Howard M. Adelman
  • Wayne R. Mantay

Organizations

  • United States Army Aviation and Missile Command

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Aerodynamic Characteristics
  • Aeroelasticity
  • Aircrafts
  • Airframes
  • Boundary Layer
  • Composite Materials
  • Computational Fluid Dynamics
  • Computational Science
  • Computer Programs
  • Fluid Dynamics
  • Fluid Mechanics
  • Mathematical Programming
  • Mechanical Properties
  • Mechanics
  • Physics Laboratories
  • Resonant Frequency
  • Test And Evaluation

Fields of Study

  • Physics

Readers

  • Adaptive Control and Estimation with Uncertainty in Dynamic Systems.
  • Aerospace Engineering
  • Organizational Process Management (OPM).