Propulsion integration study of civil aero-engine nacelles

نویسندگان

چکیده

Abstract It is envisaged that future civil aero-engines will operate with ultra-high bypass ratios to reduce the specific fuel consumption. To achieve expected benefits from new engine cycles, these powerplants may mount compact nacelles. For configurations aerodynamic coupling between powerplant and airframe increase. this reason, it required quantify further understand effects of aircraft integration for aero-engine This study provides an insight changes in flow aerodynamics as well quantification most relevant performance metrics powerplant, combined system across a range different installation positions. Relative conventional architecture, there benefit net vehicle force about 1.2% when installed forward same improvement was identified nacelles were isolation. However, close-coupled positions, erodes 0.44% due larger on

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ژورنال

عنوان ژورنال: Journal of the Royal Aeronautical Society

سال: 2023

ISSN: ['2059-6464', '0001-9240']

DOI: https://doi.org/10.1017/aer.2023.49