Full Scale Test of Section 19.1 of the Airbus A350

Date

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Brief overview

In 2006, Federico París and José Cañas, professors in the Elasticity and Strength of Materials Group at the Higher Technical School of Engineering, founded the spin-off company TEAMS (Testing and Engineering of Aeronautical Materials and Structures). Located in the Aerópolis Aerospace Park, TEAMS was established as a technology-based company with a clear focus on defining, developing, and improving experimental analysis, and a commitment to investing in and promoting R&D in this field. Among its objectives is contributing to the development of the aeronautical industry in the areas of materials engineering and structural analysis.

TEAMS was one of only 4 laboratories recognized by AIRBUS in Europe for conducting tests on aeronautical materials and components for levels 5, 4 and 3. It was certified by EADS-MTAD and Boeing and held NADPCAP, ISO 9001, ISO 9100 and ISO 14001 certifications.

From its founding until 2018, when it became part of the multinational ELEMENT, TEAMS received numerous awards, including:

-1st Prize of the IV Business Initiatives Competition in the created companies modality awarded by the University of Seville, 2009.

-Award for the most innovative business action linked to the University granted by the Diario 5 Días in the 2009 call.

- Award from the Spanish Scientific Association, 2015.

Among the numerous projects carried out over the 12 years, the certification test of the S19.1 for the Airbus A350 stands out. It was the first time this certification test had been carried out.

The work carried out was performed between March 2013 and December 2016, and involved personnel from both the Elasticity and Strength of Materials Group of AICIA and TEAMS. It was a significant technological challenge, as it was not only the first time a test had been carried out on this component, but also the first time a certification test had been carried out on an aeronautical structure in our community.

Some key findings from the trial:

  • 1200 acquisition channels
  • 19 Hydraulic actuators
  • Load-bearing trees
  • Systems simulation
  • Load range between 70 and 10 KN

 

Once the Test Rig was designed and built, the application of both static and fatigue loads was analyzed, and the entire acquisition and control system was fine-tuned, the tests were carried out in the following phases:

  1. Static test. Ultimate Load (UL) = 1.5 Limit Load (LL)
  2. Compound fatigue (No damage progression)
  3. Static tests. UL = 1.5 LL
  4. Replacement of metal parts
  5. Metallic fatigue. (No visible damage)
  6. Static tests. UL = 1.5 LL
  7. Damage tolerance