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TRANSCRIPT
Solid Rocket Propulsion Fundamentals
A Vision For a Comprehensive TextbookBy
Robert Geisler, January 2003
Solid Rocket Propulsion Fundamentals
The Plan
• Objective • Write A Comprehensive, Balanced, and Concise
Fundamental Core Textbook Connected to a Series of Monographs
• Scope • Fundamentals From Design to Manufacture
• Approach: • Both a Physical and Electronic Text Hot-Linked to
Supporting Monographs
• Resources: TBD• Schedule: TBD
The Competition
Proposed Textbook
Kruse (2002) Course on Fundamentals of Solid Propellant Rocket Motors
Salita (2002) Short-Course on Propulsion and Aerodynamics for Solid-Propellant Rockets
Sutton/Ross Solids (1976) Rocket Propulsion Elements
Shorr & Zaehringer (1967) Solid Rocket Technology
Davenas ((1993) Solid Rocket Propulsion Technology
Solid Rocket Motor Overview Fundamental Concepts Introduction Definitions and Fundamentals
NOT COVERED
Propulsion Elements for Solid Rocket Motors Internal Ballistics Thrust & Isp SF Ramjets and Ramrockets
Solid Rocket Motor Design Requirements Definition Internal Ballistics Analysis Design for Optimum Density/Isp Component Sel
Thrust of a Rocket Motor Momentum & Pressure Thrust Optimum Expansion Nozzle Divergence Losses Two-Phase-Flow Losses _________________________
NOT COVERED
Internal Ballistics Combustion Most of the Rest is
NOT COVERED
Motor Design Internal Ballistics Combustion Most of the Rest is
NOT COVERED
Combstion and Intenal Ballistics of Motors Steady-State Combustion
Propellant Determination of Requirements Tailor Propellant Formulation Ballistic & Combustion Char. Mechanical Property Meas. Pe
Propellant Burning Rate Mechanism Heat Feedback Types of Solid Propellants Formulation Variable Effects Measur
Propellant Generation: Formulation, Mixing, Casting __________________________ Propellant Combustion (two-phase thermochemical equilibrium and non-equilibrium, droplet sizes, instability)
Propellant: Formulation Processing Toxicity Gas Generators ___________________ Propellant Burning Rate:
Propellant Chemistry Families and Use of Solid Propellants Missiles and Space Launchers Artillery Gas Generators Igniters
Propellant Grain Design Ballistic Design Structural Design
Solid Propellant Grain Design Structural Loads Propellant Properties Effect of Polymer Properties Time, Rate & Temp. Effects Failure Criteria
NOT COVERED
Grain Design: Ballistics Structural Analysis
Grain Structural Analysis Solid Propellant Grain Design Ballistic Grain Design Structural Grain Design Grain Reliability
Motor Case Design Composite or Metal Presure Vessel Design Flight Load Estimate
NOT COVERED NOT COVERED NOT COVERED NOT COVERED NOT COVERED
The Competition (Continued)
Proposed Textbook
Kruse (2002) Course on Fundamentals of Solid Propellant Rocket Motors
Salita (2002) Short-Course on Propulsion and Aerodynamics for Solid-Propellant Rockets
Sutton/Ross Solids (1976) Rocket Propulsion Elements
Shorr & Zaehringer (1967) Solid Rocket Technology
Davenas ((1993) Solid Rocket Propulsion Technology
Thermal Insulation Liners and Inhibitors Materials & Properties Processing Typical Compositions
NOT COVERED
Material Erosion: surface thermochemistry, heat conduction and material ablation, closed-form solutions
NOT COVERED NOT COVERED
Thermal Insulation Liners and Inhibitors Materials & Properties Processing Typical Compositions
Nozzle Design Entrance-Throat-Exit Cone Thermal/Structural Analysis Material Selection/Properties Thrust Vector Control Test-Evaluation-Scale
Nozzle Flow Nozzle Gas Flow Role of the Nozzle Governing Equations Convergent-Divergent nozzles Gas Flow in Nozzles ___
Nozzle Flow Analysis: geometric description, optimization, startup, 1D vs 2D, equilibrium vs kinetic, (SPP)
Nozzle Theory & Thermodynamic Relatonis
Thrust Vector Control Most of the Rest is
NOT COVERED NOT COVERED
Igniter Design Pyrotechnic Pyrogen Ignition Delay Deterrmination
Motor Ignition Ignition Process Conservation Equations Ignition Delay dp/dt Extinguishment
Propellant Ignition: Grain Preheating Ignition Criteria Flame Spreading Ignition Flow Mode
Components: Igniters Case Thrust Termination System Nozzle Thrust Vector Control
Ignition
NOT COVERED
Motor Manufacturing Tooling Case Fabrication and Proof Case Prep & Insulation Propellant C
Propellant Formulation and Manufacture Formulation and Performance Polymer/Plasticizer Binders Fuel Additives Oxidizers Low Observable Propel
NOT COVERED NOT COVERED
Motor Manufacturing
NOT COVERED
Motor Demonstration Performance/Static Test Observables Structural Hazards
Plume Signaure Analysis: simplified model that emulates SPURC and SIRRM2)
Static Testing Sea Level Altitude Inst., Pc, F, TC Accel, Strain Exhaust Plumes:
Hazards of Solid Rocket Motors ____________________ Isp Prediction & Measurement ____________________ Plume, Signal Inteference and Plume Signature
Solid Rocket Propulsion Fundamentals
Contents Summary
• Chapter 1: Solid Rocket Motor Overview• Chapter 2: Solid Rocket Motor Design• Chapter 3: Propellant• Chapter 4: Propellant Grain Design• Chapter 5: Motor Case Design• Chapter 6: Thermal Insulation• Chapter 7: Nozzle Design• Chapter 8: Igniter Design• Chapter 9: Motor Manufacturing• Chapter 10:Motor Demonstration
Solid Rocket Propulsion Fundamentals
Chapter 1
• Solid Rocket Motor Overview• General Principles• Applications
• Tactical• Strategic• Space• Multi-Disciplinary
• Requirements
Solid Rocket Propulsion Fundamentals
Chapter 2
Solid Rocket Motor Design• Requirements Definition • Internal Ballistics Analysis • Design for Optimum Density/Isp• Component Selection• Design for Combustion Stability
• Motor /Stage V Optimization
Solid Rocket Propulsion Fundamentals
Chapter 3
Propellant• Determination of Requirements• Tailor Propellant Formulation • Ballistic & Combustion Evaluation• Mechanical Property Measurement• Performance Evaluation• Hazards Determination
Solid Rocket Propulsion Fundamentals
Chapter 4
Propellant Grain Design • Ballistic Design• Structural Design
Solid Rocket Propulsion Fundamentals
Chapter 5
Motor Case Design• Composite or Metal • Pressure Vessel Design • Flight Load Estimate
Solid Rocket Propulsion Fundamentals
Chapter 6
Thermal Insulation • Liners and Inhibitors • Materials & Properties • Processing • Typical Compositions
Solid Rocket Propulsion Fundamentals
Chapter 7
Nozzle Design• Entrance-Throat-Exit Cone• Thermal/Structural Analysis• Material Selection/Properties• Thrust Vector Control• Test-Evaluation-Scale
Solid Rocket Propulsion Fundamentals
Chapter 8
Igniter Design• Pyrotechnic• Pyrogen• Ignition Delay Determination
Solid Rocket Propulsion Fundamentals
Chapter 9
Motor Manufacturing • Tooling • Case Fab., Proof, Prep, & Insulation • Propellant Cast, Cure, Trim • Nozzle/Exit Cone Fabrication• Nozzle/Exit Cone & TVA Assembly• Final Motor Assembly NDT, Acceptance
Solid Rocket Propulsion Fundamentals
Chapter 10
Motor Demonstration • Performance/Static Test • Observables • Structural • Hazards • Surveillance and Aging • Cost & Materials Sustainability • Environmental Safety • Ultimate Demilitarization