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CDEC - COMPOSITE DESIGN EXCELLENCE CENTRE

  • CDEC has a multidisciplinar and very integrated team. For each discipline there is one (or more) senior engineer(s) with very large experience and knowledge on composite structures to respond technically for:

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  • We offer innovative solutions, using the “State of Art” in composites for aerospace,  extended to the most diverse industry segments (automotive, nautical, wind energy). CDEC is able to meet military institutions around globe, as well. We can work on innovation, modernization and revitalization of equipments.

  • CDEC makes available to the client the whole planning, execution and management of activities or contracted work packages. We can be involved from the preliminar studies and initial phases of project  to fabrication, assembly and test of the parts.

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PRODUCT DESIGN

  • Preliminary studies and conceptions on 3D CATIA for composites and/or hybrids solutions;

  • Technical/economical trade-offs involving metal vs. composites and composites vs. composites processes, as well;

  • Product Integrated Development (DIP);

  • Design Reviews;

  • Perform Product Structure (EPRO) and Drawing Releasing Curve (CLD);

  • Perform 2D / 3D models / MBD / FT&A for components and assemblies,

  • GD&T;

  • Basic data drawings as basic lines and hinge points;

  • Specification drawings (SPD), test specimen and instrumentation;

  • Provide assembly line assistance and sustaining activities;

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STRESS AND FATIGUE/DURABILITY ANALYSIS

  • Finite Element Analysis (NASTRAN);

  • Ply number and orientation;

  • Stress Analysis of structures and mechanical components, using analytical and finite element methods.

  • Dynamic Analysis of structures.

  • Evaluation of structural and mechanical components design.

  • Fatigue life analysis of structures and mechanical components.

  • Damage tolerance and fracture mechanics analysis of structures and mechanical components.

  • Design evaluation regarding fatigue strength.

  • Analysis of metallic and composite structures.

  • Static and fatigue structural tests engineering.

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MATERIALS & PROCESSES

  • Trade studies,

  • Materials selection,

  • Mechanical and physical-chemical properties evaluation,

  • Allowable campaigns,

  • Thermoplastic and thermoset composites,

  • Automated lamination processes (ATL and AFP),

  • Hand lay-up lamination processes (prepregs and impregnation),

  • Infusion lamination processes (RTM, VaRTM, RFI),

  • Hot stamping consolidation process,

  • Autoclave and oven curing processes,

  • Project management according PMI best practices.

  • AM - Additive Manufacturing;

  • 3D Printing.

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TOOLING - DESIGN & MANUFACTURING

  • Perform tooling development and detailing, according to the manufacturing process;

  • Tooling manufacturing by sub-contract under CDEC responsibility;

  • Supplier procurement and follow-up;

  • Provide manufacturing and assembly assistance;

  • Lamination mold (14 B) - aluminum, steel, composite, invar; caul plate;

  • Machining device (15 F); cut-out mask (15 C); assembly device (12 C); Free edge device;

  • Thermal conductivity simulation and spring-back compensation;

  • Coordination between assembly tooling;

  • Ergonomics analysis;

  • Target for laser projection;

  • Preliminary test on supplier; mold conformity; leakage test;

  • First Part Qualification (FPQ) and First Article Inspection (FAI);

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PART MANUFACTURING

  • Part manufacturing by sub-contract under CDEC responsibility;

  • Supplier procurement and follow-up;

  • Provide manufacturing and assembly assistance.

NOTE: depending on demand, our engineers and designers are available to work on the customer office (in situ).

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