Figure 1: Stitching Plant for CFRP Pre-forms               Figure 2: CFRP Hinge Arm (Sample)

Technological Aims :
Equal weight*

Reduced cst reduced product time*
In a high volume production
(today : 1000 Hinge Arms per year,
with foam core and coreless)

* Reference : Serial Production in Binder
Technolgy

• Timetable:

Research Project, funded by Bayerische Forschungsstiftung
01.04.2005 – 31.05.2008

• Consortium ECD:

Industrial leadership, stitching technology;
AEROSTRUKTUR: Pre-form elements,
FISCHER & ENTWICKLUNGEN: Pre-form assembly;
FHG-Fürth: NDT methods;
Uni-Erlangen: Bearing Strength;
Uni-Bayreuth: stitched laminate characteristics

• Chosen Technology:

Use of dry uni-directional and bi-directional
Non-crimp-fabrics based on 12K yarns,
one-shot curing RTM with foam core,

• Vision:

Application of stitched CFRP pre-forms,
e. g. in Hinge Arms for A350.

More Affordable Aircraft structure life cycle through Extended Integrated & Mature Numerical Sizing

• Contractual Time: 04/08 till 03/2013
  
  
• Deliverables: Virtual Lay-Out (incl. Simulation, Optimization),
  Phys. Demonstrator: Tested CFRP PAX Door2 with cylindrical contour, 2 Tested PAX Door SurrounD Structures, Reliable Weight and Cost Data
  
  
• Possible Design: Monolithic Design i. e. Outer Skin and Inner Structure of CFRP (1-shot AVAP)
  
  
• Benefit: Harmonization of material/process concepts with AI-F and partners
  (LATECOERE, DLR), good data base for future proposals
  
  
• Vision: Application of technological results for A30X (Single Aisle Successor) doors

• PYROTAK = PYrotechnischer ROTatorischer AKtuator für Alternative Notöffnung
  
  
• Time: 11/2007 till 10/2010
  
  
• Deliverables:
  demonstrator to proof Technology Readiness Level 6
  
  
• Main Features:
  power assist system for emergency PAX door opening
  with chemical energy storage, swivelling motion, high
  reliability, low weight, drastically reduced
  maintenance costs, retrofitable
  
  
• ECD (Project Leader), UniBW München, FH Amberg-Weiden,
  DEPRAG Schulz GmbH, HS Product Engineering GmbH,
  Elektro-Metall Ingolstadt
  
  
• Benefit:
  establish ECD as PAX door system supplier
  
  
• Vision:
  application for A350XWB, NSR and retrofit for
  airplanes in service

In order to increase competitiveness of Airplane Door Systems, we contribute to self funding R&D projects.

European Research projects, funded by European Committee (EC)

MAAXIMUS

National Research projects, funded by Federal Ministery of Econimcs & Technology (BMWi) in the frame of LUFO

TCT

Regional Research projects, funded by Bavarian Research Foundation (BFS)

Flexnaht

Pyrotak


Own Research projects (new casting technologies, electrical door concepts, stitched pre-forms, composite support arm and composite Megaliner door concept)

The development and series production design of innovative market-related products in dialogue with customers and airworthiness authorities is a permanent challenge for ECD’s creative capabilities and know-how.

„Türen in CFK Technologie“

• TCT = Tür in Composite Technologie
  
  
• Embedded in joint research project TECHMOCUM, Leader: Airbus-Deutschland
  
  
• Time: 03/2007 till 06/2009
  
  
• Deliverables: Tested CFRP PAX Door and CFRP Cargo Door; Reliable Weight and Cost Data
  
  
• Modular Design: Outer Skin of CFRP (Prepreg), Inner Structure of CFRP (RTM)
  
  
• Benefit: Risk Mitigation for A350; Training of Engineers
  
  
• Direct Application of technological results for A350 and NSR Doors