GB/T 44776-2024General requirements of simulation analysis for space environments and their effects on spacecraft (English PDF)

National Standard of the People's Republic of China

ICS

49.020

Classification

V06

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Contents

• Preface
• 1 Scope
• 2 Normative references
• 3 Terms and Definitions
• 4 Abbreviations
• 5 General process of simulation analysis of space environment and its effects
• 6 Task Analysis Requirements
• 7 Requirements for analysis of spatial environment and its effect factors
• 8 Requirements for analysis of space environment and its effect parameters
• 8.1 Vacuum and Outgassing Effect Parameter Analysis
• 8.2 Analysis of temperature environment and its effect parameters
• 8.3 Analysis of atmospheric environment and its effect parameters
• 8.4 Analysis of Space Radiation Environment and Its Effect Parameters
• 8.5 Analysis of Solar Electromagnetic Radiation Environment and Its Effect Parameters
• 8.6 Analysis of Plasma Environment and Its Effect Parameters
• 8.7 Analysis of Space Magnetic Field Environment and Its Effect Parameters
• 8.8 Analysis of Space Debris and Micrometeoroid Environment and Its Effect Parameters
• 8.9 Analysis of dust and dust storm environment and its effect parameters
• 9 Solar Activity Analysis Requirements
• 9.1 Analysis of Medium- and Long-Term Solar Activity
• 9.2 Analysis of Short-Term Solar Eruptive Activity
• 10 Requirements for planetary magnetic field impact analysis
• 11 Track Analysis and Modeling Requirements
• 11.1 Orbital Analysis
• 11.2 Track Modeling
• 12 Spacecraft Structural Analysis and Modeling Requirements
• 12.1 Spacecraft Structural Analysis
• 12.2 Spacecraft Structural Modeling
• 13 Space Environment Simulation Analysis
• 13.1 General requirements
• 13.2 Spatial Environment Model
• 13.3 Principles for selecting spatial environment models
• 14 Requirements for simulation analysis of space environment and its effects
• 14.1 General requirements
• 14.2 Simulation Analysis of Vacuum Outgassing Effect
• 14.3 Simulation Analysis of Spacecraft Thermal Environment Effects
• 14.4 Simulation Analysis of Atmospheric Environmental Effects
• 14.5 Single Event Effect Simulation Analysis
• 14.6 Simulation Analysis of Total Ionization Dose Effect
• 14.7 Simulation Analysis of Displacement Damage Effects
• 14.8 Simulation Analysis of Solar Electromagnetic Radiation Effects
• 14.9 Simulation Analysis of Surface Charge and Discharge Effects
• 14.10 Simulation Analysis of Deep Charging/Internal Charging Effects
• 14.11 Simulation Analysis of Space Magnetic Field Effects
• 14.12 Simulation Analysis of Space Debris and Meteoroid Impact Effects
• 14.13 Simulation Analysis of Dust and Dust Storm Effects
• 15 Result output requirements
• 15.1 Track Display
• 15.2 Data Output
• 15.3 Image and Video Output
• Appendix A (Normative) Geomagnetic Cutoff Stiffness
• Appendix B (Normative) IGRF Model
• Appendix C (Informative) Commonly used space environment effect analysis software and codes
• Appendix D (Informative) Brief Introduction to the Main Space Environment Models
• Appendix E (Informative) Fick Diffusion Theory of Molecular Outgassing Pollution
• Appendix F (Normative) Molecular Contamination Transmission Angle Coefficient Method
• Appendix G (Informative) Molecular Contamination Adhesion Coefficient Model
• Appendix H (Normative) Neutral Atmosphere Drag on Spacecraft
• Appendix I (Informative) Key Parameters of Neutral Atmosphere Physical Sputtering
• Appendix J (Normative) Single Event Effects Prediction Method
• Appendix K (Normative) Shielding Simulation Analysis Method
• Appendix L (Informative) Radiation Dose Analysis Method
• Appendix M (Informative) Displacement Damage Effect Analysis Method
• Appendix N (Normative) Calculation Method of Insolation Factor and Light Geometric Factor
• Appendix O (Informative) General Process for Simulation Analysis of Surface Charge and Discharge Effects
• Appendix P (Informative) Spacecraft Surface Charging Mechanism
• Appendix Q (Informative) General Process for Simulation Analysis of Deep Charging/Internal Charging Effects
• Appendix R (Informative) Spacecraft Internal Charging Mechanism
• Appendix S (Normative) Calculation of Spacecraft Magnetic Interference Torque
• Appendix T (Informative) Commonly Used Ballistic Limit Equations
• Appendix U (Normative) PNI and PNP Calculation Methods
• Appendix V (Informative) Prediction Model of Optical Performance Degradation Caused by Accumulative Impact Damage
• Appendix W (Informative) Lunar Dust Shielding Effect Model