Space Systems Engineering - Dave Akin's Web Site PDF
Preview Space Systems Engineering - Dave Akin's Web Site
Space Systems Engineering • Background of Systems Engineering • NASA program planning phases • Scheduled milestones • Requirements document • Work breakdown structure • Technology readiness levels • Project management tools • Design reference missions and CONOPS • Earned value management • Risk tracking © 2009 David L. Akin - All rights reserved http://spacecraft.ssl.umd.edu U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 1 Schedule Updates • Special lecture Friday 9/4 - Orbital Mechanics 1:00-2:30pm ITV1111 • Special lecture Friday 9/11 - Rover Design 2 1:00-2:30pm ITV1111 • No lectures on Tuesday 9/15 and Thursday 9/17 - meet with your preliminary design teams! U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 2 Assigned Groups for Initial Design Project Team Alpha Team Gamma Team Epsilon Jayne Breitwieser Gregory Holste Kevin Buckley Andrew Britton Rodric Richenberg Ricardo Gutierrez Kevin Davis Ji-Hyoung Woo Laura Meyer Brandon Hall Wayne Yu Elaine Petro Marissa Intelisano Albert Zhou Tut Gatyiel Leon Manfredi Team Delta Team Beta James Doggett Jennifer Donaldson Justin Hill Taylor Feiereisel Samantha Lustig Zachary Gonnsen Christopher Mak Brandon Litt Robert Wagner Lauren Puglisi Timothy White U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 3 Overview of Systems Engineering • Developed to handle large, complex systems – Geographically disparate – Cutting-edge technologies – Significant time/cost constraints – Failure-critical • First wide-spread applications in aerospace programs of the 1950’s (e.g., ICBMs) • Rigorous, systematic approach to organization and record-keeping U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 4 NASA Lifecycle Overview U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 5 NASA Formulation Stage Overview U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 6 Space Systems Development Process Conceptual Design Phase Pre-Phase A Development of performance goals and requirements Establishment of Science Working Group (science missions) Trade studies of mission concepts Feasibility and preliminary cost analyses Request for Phase A proposals U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 7 Space Systems Development Process Preliminary Analysis Phase Pre-Phase A Proof of concept analyses Mission operations concepts Phase A “Build vs. buy” decisions Payload definition Selection of experimenters Detailed trajectory analysis Target program schedule RFP for Phase B studies U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 8 Space Systems Development Process Definition Phase Pre-Phase A Define baseline technical solutions Create requirements document Phase A Significant reviews: Systems Requirements Review Systems Design Review Phase B Non-Advocate Review Request for Phase C/D proposals U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 9 Historical Implications of Study Phases from J. A. Moody, ed., Metrics and Case Studies for Evaluating Engineering Designs Prentice-Hall, 1997 U N I V E R S I T Y O F Space Systems Engineering MARYLAND ENAE 483/788D - Principles of Space Systems Design 10
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