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USA Fundamental Hypersonics

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Presentation on theme: "USA Fundamental Hypersonics"— Presentation transcript:

1 USA Fundamental Hypersonics
16th AIAA/DLR/DGLR International Space Planes and Hypersonic Systems and Technologies Conference Dr. James L. Pittman, Principal Investigator Hypersonics Project NASA Langley Research Center October 19, 2009 Bremen,Germany

2 Through Discipline-based Research
Mission Statement Conduct fundamental and multidisciplinary research to enable airbreathing access to space and high-mass entry into planetary atmospheres Through Discipline-based Research Technical Disciplines • Materials & Structures Airbreathing Propulsion Turbine-Based Combined Cycle Propulsion Aerodynamics, Aerothermodynamics and Plasmadynamics Experimental Capabilities • Guidance, Navigation & Control • Physics-Based Multi-Disciplinary Analysis & Optimization Atmospheric Decelerator Technology

3 Hypersonics Project Focus
Reusable Airbreathing Launch Vehicle (RALV) Ceramic Matrix Composites Structurally-integrated TPS Actively-cooled propulsion Integrated Controls NASA Two Stage To Orbit (TSTO) Reference Vehicle CFD Methods Physics-based Models Physics-based MDAO Vehicle Studies Turbine-based Combined Cycle Propulsion Rocket-based Combined Cycle Propulsion Combustion Physics Non-Intrusive Diagnostic Tools

4 Hypersonics Project Focus
Planetary Atmospheric Entry Systems (PAES) NASA Human Mars Lander Concept Ablators High Fidelity Ablation Models Flexible TPS CFD Methods Physics-based Models Physics-based MDAO Vehicle Studies Inflatable Re-entry Vehicles Inflatable Reentry Vehicle Concept

5 National Hypersonic Science Centers
Objective: Strengthen long-term foundational hypersonic research NASA and AFOSR jointly established 3 National Hypersonic Science Centers in FY09 National Center for Hypersonic Combined Cycle Propulsion at the University of Virginia Stanford, Cornell, NCSU, MSU, Buffalo, Pittsburgh, GWU NIST, Los Alamos National Labs Boeing, ATK-GASL Hypersonic Boundary Layer Transition Center at Texas A & M University National Center for Hypersonic Materials and Structures at Teledyne Scientific Company The first Annual Review of each Center will be conducted in FY10

6 Airbreathing Propulsion Roadmap
Dual Mode Scramjet - Actively Cooled Structure for long duration flight X-43A - Integrated Vehicle Demonstration - Scramjet Engine - Short Duration Flight (Heat Sink Materials) X-51A Long Duration Durable Combustor Rig Combined Cycle Turbine-based Combined Cycle Rig Flight Experimentation HIFiRE

7 Airbreathing Propulsion
Objective: Demonstrate hydrocarbon-fueled scramjet acceleration and performance in flight NASA conducted data analysis and CFD code validation using full-scale X-51A test data in FY09 X-51A test in the NASA Langley 8’ High Temperature Tunnel X-51A flight hardware at Edwards Air Force Base NASA will validate Vulcan and Wind CFD codes with Air Force/DARPA X-51A flight data in FY10 Note: 1st flight scheduled December 2009

8 Turbine-Based Combined Cycle Propulsion
Objective: Demonstrate mode transition between the turbine and a simulated scramjet NASA concluded the design and fabrication of a large scale inlet in FY09 Turbine Dual Inlet Simulated Scramjet Assembled Inlet hardware at manufacturer Drawing of full TBCC Test Rig Rotating Doors Scramjet Flowpath Dual Inlet Turbine Flowpath Centerline view of inlet NASA will initiate mode transition inlet tests in the NASA GRC 10’ X 10’ Supersonic Tunnel in FY10 NASA will accept delivery of the Williams International Mach 3 turbine in FY10

9 Turbine-Based Combined Cycle Propulsion
Objective: Validate design tools for Mach 4 fan stage with and without distortion NASA concluded the evaluation of the Mach 4 fan for uniform flow in FY09 Inlet Distortion Screens RTA: GE 57 / NASA Mach 4 capable Turbine Engine Turbo Code Calculation Fan Rotor Blisk NASA will conduct distorted flow tests in the NASA GRC W8 Facility in FY10

10 Airbreathing Propulsion
Objective: Conduct flight and ground tests to study tunnel vitiation impact on hydrocarbon scramjets NASA conducted the PDR for the HIFiRE Flight 2 Scramjet Research Payload and initiated ground based testing of the flowpath in FY09 Internal Flowpath Inlet Cutaway view of Scramjet Research Payload Typical sounding rocket launch Ground test combustor in NASA Langley Arc Heated Scramjet Test Facility NASA will deliver the flight payload and conclude ground test program in FY10 Note: HIFiRE Flight 2 launch March 2011

11 Aero/Aerothermo/Plasmadynamics
Objective: Develop improved understanding boundary layer transition and turbulent aeroheating NASA Shuttle Program Office conducted Shuttle boundary layer transition flight experiments and IR data acquisition (Hythirm) in FY09 NASA Hypersonics Project initiated ground based test program in FY09 Isolated roughness induced transition Airborne IR image (Hythirm) of Shuttle heating during reentry Thermographic phosphor image of Shuttle heating from the NASA Langley 31” Mach 10 Tunnel NASA Hypersonics Project will conduct ground test program and computational studies in FY10

12 Aero/Aerothermo/Plasmadynamics Comparative studies of Air and CO2
Objective: Determine aeroheating effects during Martian entry NASA modified the Ames Ballistic Range for CO2 atmosphere and conducted blunt body studies in FY09 Air CO2 Ballistic Range, V = 4km/sec IR image of blunt body heating due to isolated roughness in the NASA Ames Ballistic Range Comparative studies of Air and CO2 NASA will continue ground test program and develop predictive techniques in FY10

13 Atmospheric Decelerator Technology
Objective: Develop technologies for high-mass planetary atmospheric entry NASA developed and flight tested the Inflatable Reentry Vehicle Experiment (IRVE-2) for Mach 6 reentry (2 watts/cm2) in FY09 Test article in ground test Sounding rocket at Wallops Flight Facility Artist’s concept of reentry NASA will ground test Flexible TPS for 20 watts/cm2 and initiate design for IRVE-3 in FY10

14 Materials and Structures
Objective: Develop Structurally Integrated TPS for reusable applications NASA concluded a 3-year test program at Dryden and Langley on an existing X-37 CMC component in FY09 Thermography Image After 8 Thermal Tests >1550°F Whiffle-Tree Loading System X-37 C/SiC Ruddervator Actuator Combined Thermal / Mechanical Testing NASA will conclude analysis and publish results in FY10

15 Materials and Structures Drawing of NASA Durable Combustor Rig
Objective: Develop light-weight, reusable CMC heat exchangers (HEX) for scramjets NASA manufactured CMC HEX Demo panels in FY09 CMC HEX Demo Panel Drawing of CMC HEX Drawing of NASA Durable Combustor Rig NASA will ground test HEX Demo Panels in FY10 and test CMC HEX in the Durable Combustor Rig in FY11

16 Multi-Disciplinary Analysis and Optimization Air Force Rocket Concept
Objective: Evaluate TBCC and RBCC-powered TSTO vehicles vs. rocket-powered baseline NASA and the Air Force initiated a joint system study with common ground rules in FY09 NASA TBCC Concept Air Force RBCC Concept Air Force Rocket Concept M7.5 turbine to scramjet transition to orbit mated ascent booster flyback powered cruiseback pullup NASA and the Air Force will conclude Level 1 studies, exchange data and evaluate each other’s concept in FY10

17 Concluding Remarks Hypersonics well-focused on tools and technologies to enable airbreathing access to space and high mass Mars entry Excellent progress in all Disciplines Strong engagement with university community

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