Model:OSU Rate of Heat Release Apparatus
Use:To expose aircraft interior cabin materials to an incident radiant heat flux of 35 kW/m², to comply with FAR 25.853 [a-1] requirements.
Standard:FAR 25.853 (a-1), ASTM E906
FTT Rate of Heat Release Apparatus incorporates comprehensive safety features and is fully equipped to provide reliable test data for both FAA and ASTM tests. The apparatus, built in accordance with Chapter 5 of the FAA Fire Test Handbook is provided in three parts: test chamber, control unit and data acquisition and analysis system. It consists of:
Stainless steel insulated test chamber, with gasketed door and viewing window
Matched set glow bars elements as heat source (with corrosion-resistant stainless steel housing)
Dual glo-bar power controllers for ease of heat flux uniformity adjustment
Upper pilot, lower pilot with spark ignition and calibration methane gas burners
Thermopile for heat measurement, with five hot thermocouple junctions in chimney and five cold thermocouple junctions in the air chamber
Air distribution system and exhaust stack
Specimen holder, with pressure plate, mounting bracket and drip pan
Stand-alone control unit housed in 19" rack, with:
- Thyristor control for radiant heat source
- Flow control for burners
- Controls for air supply system
Calibration heat flux meter
Software, interface, computer and laser printer
Software:
FTT also offer a data acquisition and analysis stand-alone software package for the OSU Rate of Heat Release Apparatus that can be used either with our instrumentation or with existing equipment.
The OSU Rate of Heat Release Apparatus is a sophisticated fire testing instrument, designed to make the calibration and use of the instrument user-friendly. The OSU Software package's acquires test data, assists with calibration routines and automatically generates test reports. The User interface is a Microsoft based system with push button actions and standard Windows data entry fields, drop down selectors, check boxes and switches.
Software features:
View of Transducer Signals
Heat Release Rate Calibration
Automatic File Naming
Data Collection
Data Presentation