Design and manufacturing of aerospace composite structures, state-of-the-art assessment

The results of an assessment of the state of the art in the design and manufacturing of large composite structures are described. The focus of the assessment is on the use of polymeric matrix composite materials for large air-frame structural components, such as those in commercial and military aircraft and space transportation vehicles. Applications of composite materials for large commercial transport aircraft, general aviation aircraft, rotorcraft, military aircraft, and uninhabited rocket launch vehicles are reviewed. The results of the assessment of the state of the art include a summary of lessons learned, examples of current practice, and an assessment of advanced technologies under development. The results of the assessment conclude with an evaluation of the future technology challenges and advancements associated with applications of composite materials to the primary structures of commercial transport aircraft and advanced space transportation vehicles. These future technologies include breakthroughs in materials and process methods, next generation design tools, and nondestructive examination methods.