Abstract: As part of the Combustion Stability Tool Development project funded by the Air Force Space…
Author: New NASA STI
Techniques for Liquid Rocket Combustion Spontaneous Stability and Rough Combustion Assessments
Abstract: This work presents techniques for liquid rocket engine combustion stability assessments with respect to spontaneous…
Scaling Techniques for Combustion Device Random Vibration Predictions
Abstract: This work presents compares scaling techniques that can be used for prediction of combustion device…
Investigation of Damping Physics and CFD Tool Validation for Simulation of Baffled Tanks at Variable Slosh Amplitude
Abstract: To meet the flight control damping requirement, baffles of various configurations have been devised to…
Impact of Drift on the Vehicle Liftoff Acoustic Environments
Abstract: During liftoff a vehicle can drift due to wind, nozzle gimbaling, fly away maneuver, etc...…
Extension of Miles Equation for Ring Baffle Damping Predictions to Small Slosh Amplitudes and Large Baffle Widths
Abstract: The Miles equation has long been used to predict slosh damping in liquid propellant tanks…
Comparison of Spatial Correlation Parameters between Full and Model Scale Launch Vehicles
Abstract: The current vibro-acoustic analysis tools require specific spatial correlation parameters as input to define the…
Effects of Alternate Leading Edge Cutback on the Space Shuttle Main Engine Low Pressure Fuel Pump
Abstract: A higher order cavitation oscillation observed in the SSME low pressure fuel pump has been…
Characterization of Slosh Damping for Ortho-Grid and Iso-Grid Internal Tank Structures
Abstract: Grid stiffened tank structures such as Ortho-Grid and Iso-Grid are widely used in cryogenic tanks…
Sub-scale Waterflow Cavitation and Dynamic Transfer Function Testing of an Oxidizer Turbo-Pump Combined Inducer and Impeller
Abstract: In 2009 and 2010, Concepts NREC prepared for and performed a series of tests on…