- Page 2 and 3: AcknowledgementsI want to thank the
- Page 4 and 5: Contents1 Introduction 91.1 Cubesat
- Page 6 and 7: 4.4.2 Mean case . . . . . . . . . .
- Page 10 and 11: design and the tests are delegated
- Page 12 and 13: Chapter 2Requirements of the EPS2.1
- Page 14 and 15: • The Single-Event Upset (SEU)Thi
- Page 16 and 17: the P-POD. RBF pins must fit within
- Page 18 and 19: Figure 2.6: Top view of the PC104 c
- Page 20 and 21: Chapter 3Design of EPS architecture
- Page 22 and 23: • Voltage (4) and current (5) at
- Page 24 and 25: Figure 3.6: The equivalent circuit
- Page 26 and 27: of our Lithium-Polymer batteries va
- Page 28 and 29: Figure 3.12: I-V curve of a solar p
- Page 30 and 31: 3.3.3 CapacityA important value to
- Page 32 and 33: Parameter SLPB723870H4 SLPB554374HN
- Page 34 and 35: of the batteries is kept between -2
- Page 36 and 37: Over Charge Prohibition 4.275 ± 0.
- Page 38 and 39: supplied in 5V. The circuit will be
- Page 40 and 41: Chapter 4The Power Budget4.1 Introd
- Page 42 and 43: Figure 4.1: P-V curve of a solar pa
- Page 44 and 45: 4.3.2 Efficiency of convertersTo at
- Page 46 and 47: Figure 4.3: Consumptions in % in me
- Page 48 and 49: Chapter 5Electrical Design of EPS5.
- Page 50 and 51: V outV in= D. (5.1)Since D ≤ 1, t
- Page 52 and 53: The power losses in the inductor ar
- Page 54 and 55: ∆i L,1 + ∆i L,2 = 0, (5.16)V in
- Page 56 and 57: Using the value of ∆i L given by
- Page 58 and 59:
There is no data about the case to
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Capacitor selectionFour 10µF ceram
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• Output voltage: 5V.• Maximum
- Page 64 and 65:
Figure 5.12: Burst mode operation (
- Page 66 and 67:
Figure 5.14: Simplified schematics
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Figure 5.15: Worksheet for 3.3V con
- Page 70 and 71:
sequently, the k was chosen above 0
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where G 1 is the initial control-to
- Page 74 and 75:
Figure 5.21: Measured Bode diagram
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Figure 5.26: Equivalence between th
- Page 78 and 79:
C f =12πf f R 0f,L f = R 2 0f C f
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Figure 5.37: Schematics of the firs
- Page 82 and 83:
R KR >1.45V100mA − 1.3A35= 23.07
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The schematics is shown on figure 5
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A commercial model meets all requir
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Figure 5.45: Schematics of the heat
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PrefixX7X5Y5Z5SuffixTemperature ran
- Page 92 and 93:
6.2.1 The second dissipation system
- Page 94 and 95:
• The antenna deployment system.
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6.3.3 TestsThe engineering model of
- Page 98 and 99:
7.3 ActivitiesAs OUFTI-1 is designe
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8.1.2 DesignA model of Li-Po batter
- Page 102 and 103:
[15] Fabien Jordan, Phase B Electri
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TaK = 273 + TaC;%Photo-current ther
- Page 106 and 107:
Appendix BPower budget worksheetIn
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108
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Appendix CPictures of the prototype
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Appendix DSchematics of the enginee
- Page 114 and 115:
876543213V3 CONVERTER AND INPUT FIL
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87654321ANTENNA DEPLOYMENT CIRCUITB