Design Organisation Approval
Aviation Engineering AS holds an EASA Part-21 Subp. J Design Organiasation Approval (DOA), since 2009.
Apporoval ref. EASA.21J.391 (download here our Part-21J Approval Certificate, and Terms of Approval)
Terms of Approval
- Large and small airplanes (FAR/CS-23 and FAR/CS-25)
- Large and small rotorcraft (FAR/CS-27 and FAR/CS-29)
Privileges
- Approval of Flight Conditions
- Release of Permit to Fly
- Approved Flight Test Operations Manual
Scope of Work
- Major Changes
- Supplemental Type Certificates (STC)
- Minor Changes
- Minor Repairs
Technical Fields
- Electrical/Avionics installation
- Mission systems integration
- Cabin interiors
- Structure (incl. antenna installation on pressurized aircraft)
Experience
Holder of 11 STC on FAR/CS-23, -25, -27 and -29 aircraft
Experience with complex modifications with focus on special mission aircraft modification
Example of recent activities:
De Havilland Dash 8 Classic and Q400 (Pax), Cessna C680A Latitude (EMS, Special Mission), Beechcraft King Air B200/300 (Special Mission), Piaggio P180 (Special Mission), Diamond DA 62 (Special Mission).
Leonardo AW139 (EMS), AW169 (EMS), Airbus H145 (EMS), AS365 (EMS).
Proven expertise with:
- Multidisciplinary integrated design: structures, avionics, mission systems
- Robust ICA development incl. ALS, maintenance & MMEL supplements
- COTS integration under 21.A.307(b)(3)
Our design expertise
Flight & Human Factors
- Approval of Flight Conditions
- Issue of Permit to Fly
- Flight Test Programs
- Performances
- Human Factors
- Human Machine interface and cockpit integration
- Revision of Aircraft / Rotorcraft Flight Manual and issue of Flight Manual Supplements
Structures
- Loads, weight and balance
- Composite design (secondary/support structures)
- Static Strength
- Fatigue and damage tolerance
- Fuselage pressure & bending stress
- Crashworthiness
- Impact conditions
- Definition structural inspection requirements (ALS)
- Propeller debris impact area analysis
- Materials, manufacturing, 3D-modelling
- FEM-analysis
- 3D printing for cost-effective rapid prototyping and accelerated design iteration.
Example:
- Antennas on pressurised fuselages
- Cable feedthru on pressurised fuselages
- FLIR/Camera
- Cabin installations
Electrical Systems
- Electrical generation and distribution
- Electromagnetic Compatibility (EMC)
- Electrical Load Analysis
- Electrical Wiring Interconnection System (EWIS)
- Power outlets (for passengers or crew)
Avionic System
- Communications, navigation & surveillance
- Flight Inspection Systems
- Airborne Surveillance
- Maritime Patrol Systems
- FLIR cameras
- Datalink
- Mission radios
- Wireless ICS
- Harness design
Environmental Control Systems
- Installation of Ground Cabin/Cockpit Heater
- Oxygen (Passenger/Medical)
- Water and waste Systems
Cabin Safety
- Cabin Installation (including Emergency Medical Systems, passenger interiors, Mission System consoles etc.)
- Cabin LOPA changes
- Flight Deck installation
- Cargo compartments (installation & restraint)
- Occupant crashworthiness/restraint
- Occupant evacuation
- Internal and external placards and markings
- Flammability aspects
System Safety
- System Safety Assessment (CS/FAR 2x.1309)
- Fault Hazard Analysis (FHA)
- Fault Tree Analysis (FTA)
- Failure Mode and Effects Analysis (FMEA)
- Zonal Safety Analysis (ZSA)
Instructions for Continued Airworthiness & MMEL
- Maintenance program
- Maintenance instructions
- Airworthiness Limitations Section
- Supplement to MMEL
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