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Aeronautical Science Group Assignment

📑 10 slides 👁 23 views 📅 2/2/2026 📄 PDF
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Introduction to Aeronautical Science

Group members: Joshua, Phares, Mikiyas, Biruk, Abel

Introduction to Aeronautical Science
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Aircraft Selection

  • Selected aircraft: CRJ100/200, CRJ700/705, CRJ900, CRJ1000, Global 5500
  • All share similar configurations but vary in size and capacity
  • Purpose: Compare performance metrics across different models
Aircraft Selection
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Similarities and Differences

  • Similarities: Regional jet design, turbofan engines, similar wing configurations
  • Differences: Size, passenger capacity, range, and takeoff weight
  • Focus on how size impacts performance metrics
Similarities and Differences
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Range vs Takeoff Weight Graph

  • Graph shows maximum range plotted against maximum takeoff weight
  • Trend: Larger aircraft tend to have higher range and weight
  • Notable outlier or exceptions in the trend
Range vs Takeoff Weight Graph
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Payload vs Takeoff Weight Graph

  • Graph compares maximum payload weight with maximum takeoff weight
  • Trend: Similar to range vs weight, but with specific variations
  • Implications for airline operational efficiency
Payload vs Takeoff Weight Graph
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New Airliner Requirements

  • Requirement: 200 passengers and 3500 nmiles range
  • Estimate maximum takeoff weight based on previous analysis
  • Suggested aircraft model that fits these requirements
New Airliner Requirements
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Atmospheric Conditions at 22,000 ft

  • Design requirement for jet fighter performance at high altitude
  • Key atmospheric factors: Pressure (P), Temperature (T), Density (ρ)
  • Standard values for calculations at 22,000 ft MSL
Atmospheric Conditions at 22,000 ft
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Pressure Calculation Example

  • Scenario: Airplane flying at 40 m/s at 2 km altitude
  • Airflow velocity at wing point: 50 m/s
  • Calculate pressure using inviscid, incompressible flow assumptions
Pressure Calculation Example
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Key Findings

  • Larger aircraft generally have greater range and payload capacity
  • Specific trends in weight vs performance metrics
  • Practical implications for aircraft selection and design
Key Findings
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Conclusion and Next Steps

  • Summary of aircraft comparison and analysis
  • Recommendations for airline requirements
  • Future research directions in aeronautical science
Conclusion and Next Steps
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