Design and Implementation of On-board Electrical Power ... - OUFTI-1

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876543213V3 CONVERTER AND INPUT FILTER3V3 PROTECTIONE1AF1JP2L10,47uH1ohmsR33C1* + 150uF16VC422uFC722uFC822uFJP11R1100ohmsC140,1uFTP1TPS63001DTP13L54,7uHU1TP2TP12JP1STPS2H100AD1JP3C2210uFJP15JP7C281uFR1210KohmsMAX890LESA+U410KohmsR13C34100pFR3100KohmsC200,1uFEDD5V CONVERTER AND INPUT FILTERJP14SHUNT REGULATOR1AJP4L2JP12L44,7uHTP3LTC3528JP10KK2.54_V_2CF20,47uH1ohmsR34C2* + 150uF16VC522uFC922uFC1022uF100KohmsR6TP9U2TP8100KohmsR2C30100pFR731,6KohmsC2310uFQ12N5153CN13CJP8TP5R20TL1431QD560ohmsTP6B7V2 CONVERTER AND INPUT FILTERJP5JP13L66,8uHTP4JP6R1110KohmsR1914,7KohmsD8B2AL3TPS61087DRCSTPS2H100AJP9F40,47uH1ohmsR35C3DeltatecEPS1A* + 150uFR918Kohms16VC622uFC1122uFC1222uFTP11U3TP10D751KohmsC180,1uF86,6KohmsR10R8C212n2C29100pFC2510uFC2710uFC2610uFC2410uF92/6 RUE GILLES MAGNEE4430 ANS - BELGIUMBlock :PRJ521 - OUFTI 1Ref : EPS1/20625/521/1.0Page / ofFile : 20625 02/042/4Page / ofAVersion : V1.0Date : 30/03/2009Time : 14:19:448 7 6 5 4 3 2 1
87654321TELEMETRY CONNECTORSENSE VOLTAGEEB3B-ZRCN10B3B-ZRCN7B3B-ZRCN810KohmsR1415KohmsR25ADS7830IPU5C170,1uFEB3B-ZRCN3B3B-ZRCN9B3B-ZRCN610KohmsR16C380,1uF10KohmsR18C370,1uFMAX1039AEEEU6C160,1uFDB3B-ZRCN5B3B-ZRCN11B3B-ZRCN46,8KohmsR2427KohmsR26D10KohmsR17C400,1uF10KohmsR15C460,1uFSOLAR PANELSKK2.54_V_2STPS2H100ACN18D2R2720mohmsMAX9938TUEK+C440,1uFADCADS7830IPR214,7KohmsR224,7KohmsCKK2.54_V_2STPS2H100ACN17D3R2820mohmsU13MAX9938TUEK+C450,1uFU5C190,1uFCKK2.54_V_2STPS2H100ACN14D4R2920mohmsU10MAX9938TUEK+C430,1uFMAX1039AEEEBKK2.54_V_2STPS2H100ACN16D5CN15KK2.54_V_2 STPS2H100AD6R3020mohmsR3120mohmsU11MAX9938TUEK+U12MAX9938TUEK+R3215mohmsU9MAX9938TUEK+ADeltatecEPS1U8C410,1uFC420,1uFC390,1uF1AF392/6 RUE GILLES MAGNEE4430 ANS - BELGIUMBlock :File : 20625 03/04Version : V1.0PRJRef : EPS1/20625/521/1.0Date : 30/03/2009521 - OUFTI 18 7 6 5 4 3 2 1R234,7ohmsC150,1uFREF192GSZU7TP7C130,1uFU6Time : 14:19:44Page / of3/4Page / ofBA
Page 2 and 3:
AcknowledgementsI want to thank the
Page 4 and 5:
Contents1 Introduction 91.1 Cubesat
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4.4.2 Mean case . . . . . . . . . .
Page 8 and 9:
B Power budget worksheet 106C Pictu
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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
Page 60 and 61:
Capacitor selectionFour 10µF ceram
Page 62 and 63:
• Output voltage: 5V.• Maximum
Page 64 and 65: Figure 5.12: Burst mode operation (
Page 66 and 67: Figure 5.14: Simplified schematics
Page 68 and 69: Figure 5.15: Worksheet for 3.3V con
Page 70 and 71: sequently, the k was chosen above 0
Page 72 and 73: where G 1 is the initial control-to
Page 74 and 75: Figure 5.21: Measured Bode diagram
Page 76 and 77: Figure 5.26: Equivalence between th
Page 78 and 79: C f =12πf f R 0f,L f = R 2 0f C f
Page 80 and 81: Figure 5.37: Schematics of the firs
Page 82 and 83: R KR >1.45V100mA − 1.3A35= 23.07
Page 84 and 85: The schematics is shown on figure 5
Page 86 and 87: A commercial model meets all requir
Page 88 and 89: Figure 5.45: Schematics of the heat
Page 90 and 91: PrefixX7X5Y5Z5SuffixTemperature ran
Page 92 and 93: 6.2.1 The second dissipation system
Page 94 and 95: • The antenna deployment system.
Page 96 and 97: 6.3.3 TestsThe engineering model of
Page 98 and 99: 7.3 ActivitiesAs OUFTI-1 is designe
Page 100 and 101: 8.1.2 DesignA model of Li-Po batter
Page 102 and 103: [15] Fabien Jordan, Phase B Electri
Page 104 and 105: TaK = 273 + TaC;%Photo-current ther
Page 106 and 107: Appendix BPower budget worksheetIn
Page 108 and 109: 108
Page 110 and 111: Appendix CPictures of the prototype
Page 112 and 113: Appendix DSchematics of the enginee
Page 116: 87654321ANTENNA DEPLOYMENT CIRCUITB
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