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Radiant Panel Updates 2014 June Materials Meeting Switzerland. Materials Working Group. Michael Burns, FAA Tech Center. June, 2014. AGENDA. Radiant Panel Updates Task Group Progress Test Method / Supplement / AC Development of New Appendix Summary / Future Work.
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Radiant Panel Updates2014 June Materials MeetingSwitzerland Materials Working Group Michael Burns, FAA Tech Center June, 2014
AGENDA • Radiant Panel Updates • Task Group Progress • Test Method / Supplement / AC • Development of New Appendix • Summary / Future Work
Chapter RPI DEFINITIONS • Ignition Time (15 or 30 Second Option) • Flame Profile (Pilot Burner) • Zero Position (Coordinates Defined) • Flame Propagation (Improved Definition) • After-Flame Time • Radiant Heat Source • Thermal/Acoustic Insulation • Test Series (Period between Calibration and Recheck) • NIST (NIST Traceability) • Heat Flux Density
Chapter RPI TEST APPARATUS • Test Chamber • Draft Check • Electric Radiant Heat Source and Placement • Specimen Holding System (Sliding Platform) • Specimen Retaining Frames (Standard / Hook and Loop) • Pilot Burner (Zero Position) • Chamber Temperature Thermocouple (Position and Operating Parameters) • Calibration Assembly (Heat Flux Gauge and Calibration Fixture) Note: Previous Figure Moved to AC
Chapter RPI INSTRUMENTATION • Data Acquisition (NIST Traceability) • Timing Device (NIST Traceability) • Ruler TEST SPECIMENS • Number of Specimens (Minimum of 3) • Specimen Conditioning 70 ± 5º F (21 ± 2º C) and 55 ± 10% relative humidity • Specimen Construction • Rigid / Non-Rigid Materials • Tape (Test Method Moved From AC) • Hook and Loop (Test Method Moved From AC) • Damping Systems (Test Method Moved From AC)
Chapter RPI CALIBRATION • Zero Position Calibration (7 Steps) • System Upset Check (8 Steps) • 3-Position Check (6 Steps) MATERIAL TESTING (9 Steps) • System Recheck Procedure (8 Steps) REPORTING • Setpoint of Temperature for Radiant Panel Power Controller • Zero Position Calibration • Chamber Temperature
Chapter RPI REPORT (Continued) • System Recheck • Material Identification • Ignition Time (15 or 30 seconds) • After-Flame • Flame Propagation • Notes/Comments • Pass/Fail REQUIREMENTS • Quantity of Samples (80% or greater) • After-Flame (≤ 3 seconds) • Flame Propagation (≤ 2 inches)
Chapter RPI Appendix Test Chamber • Thermal Ceramics Inc., GA • Kaowool™ M board and Superwool 607 board • Gray Glass, N.Y. • High temperature glass viewing window(s) - Pyroceram II Electric Radiant Heat Source • Power Modules Inc., PA • EZ-Zone Temperature Controller • Electrical Radiant Heat Panel • Din-a-Mite Power Controller • Bayonet Type Thermocouple (Electrical panel operating temperature)
Chapter RPI Appendix Pilot Burner • Marlin Engineering, Inc., WA • Supply Tube Assembly (Formed and Straight Tubing) • Nozzle Assembly • Nozzle Extension • Flame Length Indicator Chamber Temperature Thermocouple • Omega Engineering, Inc. CT (One of many options) Heat Flux Gauge (HFG) • Gardon Heat Flux Gauge (With/without mounting flange) • Vatell Corporation, VA • Medtherm Corporation, AL
2014 Radiant Panel Round Robin • It’s that time again! • Request for Participants • Looking to begin shipping samples by mid July (Results Presented at the Fall Meeting) • Task Group Input Request: • Are there any problems that need to be addressed? • What should be evaluated?
Future Work • Review / Include Task Group Comments (Rev.2) Chapter RPI / Appendix / AC placeholder documents • Include Standardized Test Data Sheet in Chapter RPI • 2014 Round Robin