AAR-422 Fire Safety R&D

Boeing GBI Flight Test___________________________________

December 11th-12th, 2000International Aircraft Systems Fire

Protection Working Group

Ground Based Inerting Proof ofConcept Flight Test in Conjunction

with the Boeing Company

AAR-422 Fire Safety R&D

Boeing GBI Flight Test___________________________________

Outline

• Background• System• Status

AAR-422 Fire Safety R&D

Boeing GBI Flight Test___________________________________Background

• Focus of the testing is to determine if the Existing Fleet Vented Fuel Tanks Will Maintain NEA Benefit for a Significant Amount of Time

• Boeing Offered Use a Boeing B-737NG as the Test Aircraft

• Air Liquide Provided a NEA Generator with Delivery Regulator at Low Cost

• Boeing to Provide Aircraft NEA Manifold, Support Personnel, Data Acquisition, and Some Instrumentation.

• Tech Center to Provide Oxygen Analysis Equipment

AAR-422 Fire Safety R&D

Boeing GBI Flight Test___________________________________Oxygen Analysis System

• System to Provide 8 Channels of Continuous Oxygen Concentration Data at 8 Different Fuel Tank Locations– Actively Controls Sample Inlet and Outlet Pressure.– Flow Through Sensor Design– Fluid Traps, Ejector/Evacuator, Flame Suppressors for Safety

• Safety Analysis Must Be Completed and Accepted at the Readiness Review– FMECA Done– Fault Tree Failure Mode Analysis Done– Failure Rate Data Still Incomplete

AAR-422 Fire Safety R&D

Boeing GBI Flight Test___________________________________System Block Diagram

AAR-422 Fire Safety R&D

Boeing GBI Flight Test___________________________________OBOAS Photo

AAR-422 Fire Safety R&D

Boeing GBI Flight Test___________________________________Status

• Aircraft Identified as B-737-900 Approximate Date of Aircraft Modification Start 2/1/2001

• OBOAS Has Been Shipped to Boeing Field• System to Undergo EMI Testing on December

18th 2000• Safety Analysis Must Be Completed and Accepted

at the Readiness Review Date TBD• Approximate Start of Testing Date 2/15/2001