Sumários
Satellites - problem sheet 2 (continued)
24 Novembro 2020, 12:00 • André Maria da Silva Dias Moitinho de Almeida
Work on problem sheet: Satellites-2
Attitude Determination and Control Systems (III)
24 Novembro 2020, 11:00 • André Maria da Silva Dias Moitinho de Almeida
:: Control strategies
- Gravity gradient stabilization
- Mono-axial, dual-spin
- Tri-axial rotation
- External: gravitational gradients, solar pressure, magnetic, dragging etc.
- Internal: misalignments, movements of appendages, movements of liquids, etc.
- Secular
Analysis of the population of orbital objects (part II)
19 Novembro 2020, 09:30 • André Maria da Silva Dias Moitinho de Almeida
:: Analysis of a single object- Explanation of the ephem and datetime packages
Attitude Determination and Control Systems (II)
19 Novembro 2020, 08:30 • André Maria da Silva Dias Moitinho de Almeida
:: Determination of attitude
- Sensors (introduction)
- Estimation and calculations
- Representation of attitude: Euler angles, cosine directors, quaternions
Satellites - problem sheet 2
17 Novembro 2020, 12:00 • André Maria da Silva Dias Moitinho de Almeida
Work on problem sheet: Satellites-2