تحلیل اتصالات چسبی فلز به کامپوزیت در کاربردهای فضایی

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تحلیل اتصالات چسبی فلز به کامپوزیت در کاربردهای فضایی

1594205560 8469 - تحلیل اتصالات چسبی فلز به کامپوزیت در کاربردهای فضایی

Within the European space programme, a new upper stage engine (Vinci) for the Ariane 5 launcher is being developed, and the Volvo Aero Corporation (VAC) is contributing with tur-bines for the fuel turbopumps. This MSc thesis investigates the possibility of designing the Turbine Exhaust Duct (TED) of the Vinci-engine in a carbon fibre composite material with adhesively attached titanium flanges. The focus of the project has been on stress analyses of the adhesive joints using Finite Element Methods (FEM), more specifically by using a cohe-sive zone material (CZM) to model the adhesive layer. Analysing adhesive joints is complex and an important part of the work has been to develop and concretise analysis methods for future use within VAC To obtain the specialised material parameters needed