Thermal Protection System Testing in High Enthalpy Facility Richard French Vitaliy Grigoryev November 10, 2005 Team HEaTT Progress Report #3

Summary Schedule Update Facility update Testing Update

Schedule

Facility Overview A – Diffuser; B – Test Section; C – Heat Source; D – Specimen Mounting; E – Test Specimen; F – Ventilation Fan; G – Data Acquisition System

High Enthalpy Testing Facility Smoldering Tunnel SetupPropane Tank Placement Torch + Sample mounting Data Acquisition System

Thermocouples Sensor Data Processing/Presentation Data storage 3 Iron-constantan (J)- thermocouples Doric Trendicator and Multipoint selector (analog) Pen and paper

Test Results

Distance : (Sample to Torch) Peak Sample Temp 52.5 cm116 C 33 cm561 C

Problems Flame blowout convective cooling of sample heat rising to top of tunnel thermocouple insulation damage Damage to thermocouple wire insulation

Thanks QUESTIONS?