1. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France Grégory Caudy, SFACT, DGAC France Research and Experience Feedback Office Helicopter Survivable Height / Speed envelope

2. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France - The SFACT research activities - Origin of this research program - Description of the study Helicopter H/S envelope Outlines

3. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France - Evolution of the regulation - Various domains Occupant survivability, Human factors, External hazards, Environment and Innovation - International cooperation JAA RC, CSRTG, … SFACT Research activities

4. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France height speed Origin of the project - The Height / Speed envelope PROHIBITED AREASAFE LANDING O

5. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France height speed Origin of the project(II) The regulation - Compatibility between T/O and Landing trajectories // Regulation PROHIBITED AREASAFE LANDING O

6. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France height speed Origin of the project(IIbis) The operational context - Compatibility between T/O and Landing trajectories // Regulation PROHIBITED AREASAFE LANDING O

7. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France - The Height / Speed envelope - Compatibility between T/O and Landing trajectories // Regulation - Coherence between JAR 27/29 and JAR OPS3 Safe emergency landing Origin of the project (III)

8. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France - Theoretical part : 1 year Analysis of accident and flight test data > Determination of the consistent parameters Horizontal/Vertical speed, Rotor lift Pitch, Roll, Yaw attitude > Determination of the survivable envelope Development of a structure model JAR 27/29 helicopter Survivable vertical speeds Description of the study

9. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France - Experimental part : 2 years Validation of the model Simulation of the h/s envelope for > landing skids / wheels > influence of the configuration Description of the study (II)

10. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France Survivable Height / Speed Envelope ( low part especially) h s Current envelope No injury only material damage No serious injury Material damage Forbiden area : Serious injuries Loss of the a/c Final objective 0

11. Direction Générale Aviation Civile Fire and Cabin Safety Research Conference - October 22-25, 2001 - Atlantic City DGAC France Thank you for your attention Helicopter Survivable Height / Speed envelope END