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  • Количество слайдов: 32

DINO PDR 3/19/2018 DINO Systems Team Jeff Parker Anthony Lowrey DINO PDR 3/19/2018 DINO Systems Team Jeff Parker Anthony Lowrey

DINO PDR 3/19/2018 Big Picture • Assure that DINO’s design meets all of DINO’s DINO PDR 3/19/2018 Big Picture • Assure that DINO’s design meets all of DINO’s objectives • DINO’s Mission Objectives: – DINO will demonstrate deployable structures for nanosatellites – DINO will demonstrate onboard intelligent operations – DINO will measure cloud heights from space using a stereoscopic imaging technique – DINO will provide educational support for K-12 and college-level students Colorado Space Grant Consortium

DINO PDR 3/19/2018 System Requirements • The spacecraft system shall meet its Mission Objectives DINO PDR 3/19/2018 System Requirements • The spacecraft system shall meet its Mission Objectives Requirements – – Deployable objectives Intelligent operations objectives Science objectives Education objectives • The spacecraft system shall meet its Operational Requirements – Survive launch • Launched in a Space Shuttle – Operate in space for 12 months – Two-way communication between the spacecraft and ground for the full mission duration – Full support from mission operation control center for mission duration Colorado Space Grant Consortium

DINO PDR 3/19/2018 System-Level Tasks • Keep the entire system on-track • Ensure that DINO PDR 3/19/2018 System-Level Tasks • Keep the entire system on-track • Ensure that all deadlines are met • Ensure proper communication – Between subsystems – With Industry/Academic supporters • Ensure proper safety in each of DINO’s phases – Design, construction, integration, testing, transportation, and delivery • Design, build, test all interfaces – Subsystem communication interfaces – Integration and test fixture – Ground support equipment • Provide and manage all necessary documentation • Support all subsystems Colorado Space Grant Consortium

DINO PDR 3/19/2018 System Tools • Requirement Document – DINO’s Objective- and Operational-level requirements DINO PDR 3/19/2018 System Tools • Requirement Document – DINO’s Objective- and Operational-level requirements – System-level requirements – Subsystem-level requirements • Design Documents – System Spreadsheet – TPS Reports – Electrical Interface Agreement Document (EIAD) • Communication – Subsystem to subsystem – Industry/Academic supporters • Budgeting – Mass – Power • Control of DINO’s design iterations Colorado Space Grant Consortium

DINO PDR 3/19/2018 System Functional Diagram Rate Gyro x 3 TR 1 ADCS Cam DINO PDR 3/19/2018 System Functional Diagram Rate Gyro x 3 TR 1 ADCS Cam A TR 2 Imaging TR 3 MAG Sun Sensors x 6 IB Prim SA Thermal TM Comm PCB Battery TM Lower LB Tether Release Mech Micro Proc Power TM Cam Body MLI Blkts Tip-Mass Cam B PCB SA Mechanisms Li-Poly Battery HOP EMC Hinges x 4 Therm x 30 C&DH Tx Ant / Radio / TNC Ext TNC Flight Computer Tip-Mass Upper LB Interface Board Legend Rx Ant / Radio / TNC Tip-Mass Ant / Modem Comm Data Bus Colorado Space Grant Consortium +5 V Line Data Line +/-12 V Line Serial / I 2 C +15 V Unreg. Line Power Lines USB +28 V Line Wireless

DINO PDR 3/19/2018 Daytime Operations Diagram Rate Gyro x 3 TR 1 ADCS Cam DINO PDR 3/19/2018 Daytime Operations Diagram Rate Gyro x 3 TR 1 ADCS Cam A TR 2 Imaging TR 3 MAG Sun Sensors x 6 IB Prim SA Thermal TM Comm PCB Battery TM Lower LB Tether Release Mech Micro Proc Power TM Cam Body MLI Blkts Tip-Mass Cam B PCB SA Mechanisms Li-Poly Battery HOP EMC Hinges x 4 Therm x 30 C&DH Tx Ant / Radio / TNC Ext TNC Flight Computer Tip-Mass Upper LB Interface Board Legend Rx Ant / Radio / TNC Tip-Mass Ant / Modem Comm Data Bus Colorado Space Grant Consortium +5 V Line Data Line +/-12 V Line Serial / I 2 C +15 V Unreg. Line Power Lines USB +28 V Line Wireless

DINO PDR 3/19/2018 Nighttime Operations Diagram Rate Gyro x 3 TR 1 ADCS Cam DINO PDR 3/19/2018 Nighttime Operations Diagram Rate Gyro x 3 TR 1 ADCS Cam A TR 2 Imaging TR 3 MAG Sun Sensors x 6 IB Prim SA Thermal TM Comm PCB Battery TM Lower LB Tether Release Mech Micro Proc Power TM Cam Body MLI Blkts Tip-Mass Cam B PCB SA Mechanisms Li-Poly Battery HOP EMC Hinges x 4 Therm x 30 C&DH Tx Ant / Radio / TNC Ext TNC Flight Computer Tip-Mass Upper LB Interface Board Legend Rx Ant / Radio / TNC Tip-Mass Ant / Modem Comm Data Bus Colorado Space Grant Consortium +5 V Line Data Line +/-12 V Line Serial / I 2 C +15 V Unreg. Line Power Lines USB +28 V Line Wireless

DINO PDR 3/19/2018 Safe Mode Diagram Rate Gyro x 3 TR 1 ADCS Cam DINO PDR 3/19/2018 Safe Mode Diagram Rate Gyro x 3 TR 1 ADCS Cam A TR 2 Imaging TR 3 MAG Sun Sensors x 6 IB Prim SA Thermal TM Comm PCB Battery TM Lower LB Tether Release Mech Micro Proc Power TM Cam Body MLI Blkts Tip-Mass Cam B PCB SA Mechanisms Li-Poly Battery HOP EMC Hinges x 4 Therm x 30 C&DH Tx Ant / Radio / TNC Ext TNC Flight Computer Tip-Mass Upper LB Interface Board Legend Rx Ant / Radio / TNC Tip-Mass Ant / Modem Comm Data Bus Colorado Space Grant Consortium +5 V Line Data Line +/-12 V Line Serial / I 2 C +15 V Unreg. Line Power Lines USB +28 V Line Wireless

DINO PDR 3/19/2018 Mass Budget • • • Total Allocated Mass: 18. 75 kg DINO PDR 3/19/2018 Mass Budget • • • Total Allocated Mass: 18. 75 kg Margin: 6. 25 kg Total Mass: 25 kg • • • Total Allocated Mass: 3. 75 kg Margin: 1. 25 kg Total Mass: 5 kg Colorado Space Grant Consortium

DINO PDR 3/19/2018 Power Budget • • • Total Allocated Power: 22. 0 W-hr DINO PDR 3/19/2018 Power Budget • • • Total Allocated Power: 22. 0 W-hr Margin: 5. 5 W-hr Total Power: 27. 5 W-hr • • • Total Allocated Power: 7. 0 W-hr Margin: 1. 8 W-hr Total Power: 8. 8 W-hr Colorado Space Grant Consortium

DINO PDR 3/19/2018 Power Budget • • • Total Allocated Power: 8. 0 W-hr DINO PDR 3/19/2018 Power Budget • • • Total Allocated Power: 8. 0 W-hr Margin: 2. 0 W-hr Total Power: 10. 0 W-hr • • • Total Allocated Power: 6. 7 W-hr Margin: 1. 7 W-hr Total Power: 8. 4 W-hr Colorado Space Grant Consortium

DINO PDR 3/19/2018 Integration and Test Plan Colorado Space Grant Consortium DINO PDR 3/19/2018 Integration and Test Plan Colorado Space Grant Consortium

DINO PDR 3/19/2018 Mission Mode Timeline Launch Tether Deployment ICU, DINO Deployment FITS Deployment DINO PDR 3/19/2018 Mission Mode Timeline Launch Tether Deployment ICU, DINO Deployment FITS Deployment Safe Mode Mission Activation Attitude Stabilization Safe Mode Normal Daytime Operations Aerofin Deployment Safe Mode Normal Nighttime Operations Colorado Space Grant Consortium

Colorado Space Grant Consortium Normal Science Operations Aerofin Deployment FITS Deployment Tether Deployment Mission Colorado Space Grant Consortium Normal Science Operations Aerofin Deployment FITS Deployment Tether Deployment Mission Activation ICU Deployment DINO Deployment Launch DINO PDR 3/19/2018 Overall Mission Timeline

Colorado Space Grant Consortium Mission Activation DINO Deployment ICU Separation ICU Deployment from Orbiter Colorado Space Grant Consortium Mission Activation DINO Deployment ICU Separation ICU Deployment from Orbiter Launch System Check DINO PDR 3/19/2018 Launch Phase

System Health Check Comm, Thermal, ADCS Power Up Flight Computer Power Up Power System System Health Check Comm, Thermal, ADCS Power Up Flight Computer Power Up Power System Activated Flight System Power up Colorado Space Grant Consortium Deployment Phase Comm Initialization Beacon Transmission Ground Communication ADCS Activation Power Up Mission Activation DINO PDR 3/19/2018 Mission Activation Phase Sunlit Eclipse Orbit

ADCS Stabilization Ground Communication Tip-Mass Power Down Tether Image Acquisition and Downlink Tether Deployment ADCS Stabilization Ground Communication Tip-Mass Power Down Tether Image Acquisition and Downlink Tether Deployment Tether System Health Check Tip-Mass Health Check Ground Communication Tether System Health Check Attitude Stabilization Check Tip-Mass Power Up Tether Deployment DINO PDR 3/19/2018 Deployment Phase Colorado Space Grant Consortium Sunlit Eclipse Orbit

Solar Array Activation Ground Communication Tip-Mass Power Down Flight System Health Check Tip-Mass Image Solar Array Activation Ground Communication Tip-Mass Power Down Flight System Health Check Tip-Mass Image Downlink Tip-Mass Image Acquisition FITS Deployment Attitude Stabilization Check Tip-Mass Power Up Tip-Mass Health Check Ground Communication FITS Deployment DINO PDR 3/19/2018 Deployment Phase Colorado Space Grant Consortium Sunlit Eclipse Orbit

Ground Communication Tip-Mass Power Down Flight System Health Check Tip-Mass Image Downlink Tip-Mass Image Ground Communication Tip-Mass Power Down Flight System Health Check Tip-Mass Image Downlink Tip-Mass Image Acquisition EMC Hinge Deployment Attitude Stabilization Check Tip-Mass Power Up Tip-Mass Health Check Ground Communication Aerofin Deployment DINO PDR 3/19/2018 Deployment Phase Colorado Space Grant Consortium Sunlit Eclipse Orbit

Battery Charging Science Image Acquisition Flight System Health Check Attitude Stabilization Ground Communication Normal Battery Charging Science Image Acquisition Flight System Health Check Attitude Stabilization Ground Communication Normal Operations DINO PDR 3/19/2018 Science Operations Phase Colorado Space Grant Consortium Sunlit Eclipse Orbit

DINO PDR 3/19/2018 Safety • Current Progress – Safety designs incorporated into PDR design DINO PDR 3/19/2018 Safety • Current Progress – Safety designs incorporated into PDR design – Good knowledge for what safety aspects must be included • Next Step – Safety courses in September • Safe parts-manufacturing • Safe handling of electrical components • Buddy System! – Prototyping • Future Plans – Follow DINO’s safety regulations Colorado Space Grant Consortium

DINO PDR 3/19/2018 Subsystem Risk Assessment Overall Program Assessment Tip-Mass Thermal Structures Software Power DINO PDR 3/19/2018 Subsystem Risk Assessment Overall Program Assessment Tip-Mass Thermal Structures Software Power Mechanisms Imaging Comm C&DH ADCS = low risk Performance Schedule = medium risk Cost Safety = high risk Testing Manpower = N/A Facilities Overall Subsystem Assessment Colorado Space Grant Consortium

DINO PDR 3/19/2018 Contingency Plans Risk Level Responsible Party FITS delivery failure High Systems DINO PDR 3/19/2018 Contingency Plans Risk Level Responsible Party FITS delivery failure High Systems Team Increase efficiency of bodymounted cells; doubledeployment of aerofins EMC hinge / aero-fin delivery Med Systems Team Eliminate aerofins Body-mounted solar panel delivery Med Power Purchase through / provided by other vendor Power system delivery Med Power Implement in-house design of power system Tether deployment failure Med Str/Mech Use magnetic torque rods as primary ADCS control FITS deployment failure Med Str/Mech Go into low-power mission mode Tether stability, orientation failure High ADCS Colorado Space Grant Consortium Contingency Plan Go into failed-stability mission mode; cut tether

DINO PDR 3/19/2018 Issues and Concerns • Mass – Structures / Solar Panels do DINO PDR 3/19/2018 Issues and Concerns • Mass – Structures / Solar Panels do not have enough mass allocated to them – Others are swiftly approaching mass limits • Power – Loss of structural size – less room for body-fixed solar panels – Increased mission activation / deployable timeline – Close to budget • Complete all trade studies – Comm antenna – Science imaging design – Spacecraft configuration (FITS arrays locations) Colorado Space Grant Consortium

DINO PDR 3/19/2018 Appendix Colorado Space Grant Consortium DINO PDR 3/19/2018 Appendix Colorado Space Grant Consortium

DINO PDR 3/19/2018 Mass Budget Colorado Space Grant Consortium DINO PDR 3/19/2018 Mass Budget Colorado Space Grant Consortium

DINO PDR 3/19/2018 Power Budget Colorado Space Grant Consortium DINO PDR 3/19/2018 Power Budget Colorado Space Grant Consortium

DINO PDR 3/19/2018 Power Budget Cont. Colorado Space Grant Consortium DINO PDR 3/19/2018 Power Budget Cont. Colorado Space Grant Consortium

DINO PDR 3/19/2018 Power Budget Cont. Colorado Space Grant Consortium DINO PDR 3/19/2018 Power Budget Cont. Colorado Space Grant Consortium

DINO PDR 3/19/2018 Tip-Mass Power Budget Colorado Space Grant Consortium DINO PDR 3/19/2018 Tip-Mass Power Budget Colorado Space Grant Consortium

DINO PDR 3/19/2018 Design Deadlines Trade Study Comm Antenna Design Imaging Camera Design Flight DINO PDR 3/19/2018 Design Deadlines Trade Study Comm Antenna Design Imaging Camera Design Flight Configuration 75% Confidence Date Sept 1 st Aug 18 th Colorado Space Grant Consortium Deadline Sept 8 th Sept 1 st