2.3 Scope Lockheed Martin Aeronautics conducted research,testing,trade studies and sensitivity analysis in support of the NASA's N+3 Supersonic Vehicle effort.A combination of advanced design and an integrated system analysis was taken to define a conceptual vehicle capable of meeting the environmental and performance goals.Viable technology development paths were produced by the design,engineering,and test capabilities of our team.In addition,core technology trades were performed to provide estimates of the advanced vehicle concept's noise,emissions and performance characteristics.LM was also responsible for the coordination and management of all subcontractors and resulting work.Lockheed Martin is committed to helping NASA successfully achieve their goals of first understanding what is necessary in 2030-2035,generating a suite of enabling concepts and technologies to meet those needs,and socializing that vision with the broadest possible audience. 3.0 Work Breakdown Structure LM Aeronautics was responsible for the overall design,development,and technology identification necessary to realize a visionary vehicle capable of achieving the supersonic N+3 environmental and performance goals.A combination of advanced design and an integrated system approach was required to define an advanced concept vehicle serviceable in the 2030-2035 timeframe (Task 3.1).Design of the vehicle included configuration layout,design,analysis,and definition to produce a concept tightly integrated with airframe and propulsion technologies.Using a system-level design space,LM Aeronautics was also tasked to perform various trade and sensitivity studies to understand how a future Next Generation (NextGen)scenario with supersonic transports drove design requirements(range,noise,emissions,boom,fuel,and mobility).The interplay of design constraints was modeled and analyzed in physics based multi-disciplinary analysis and optimization(MDAO)process using Rapid Conceptual Design(RCD).Task 3.2 included RCD model development,integration with technology inputs, quantified analysis,and technology benefit/impact assessments.After multiple design iterations and system-level analysis of the preferred configuration,LM Aeronautics was responsible for developing a technology roadmap of enabling technologies for the N+3 vehicle.This roadmap includes a list of key technologies,definition of roles and quantification of impacts on the concept vehicle,traceability to N+3 goals,baseline Technology Readiness Levels(TRLs),proposed TRL maturations schemes for future N+3 phases,and prioritization.Overall,LM Aeronautics was ultimately responsible to optimize complex multi- variable combinations of airframe and propulsion technologies while iterating,maturing,identifying,and ultimately down- selecting critical technologies required to realize an N+3 vehicle.Figure 1 illustrates the overall work breakdown structure (WBS)of the tasks and duties required for the program. 3.1 Advanced Concept 3.1.1 Concept 3.1.2 3.1.3 Final Layout and Configuration Configuration Vehicle Design Analysis-RCD Definition Defin ition 3.2 Design 3.2.2RCD 3.2.3 3.2.1RCD Model Quantified 3.2.4 Space Trade Model Integration with Analysis Technology Studies Development Technology (Noise, Benefit/Impact Inouts emissions, Assessment pertormancel 3.3 Technology 3.3.1 3.3.2 3.3.3 Risk 3.3.4 Roadmap Roadmap Technology Technology Analysis Identification Down Selection Development Development 3.6 LM Transportation and Security Solutions(TSS)- ATS System-of-Systems Analyses Figure 1.LM work breakdown structure for N+3 phase 1 program Our efforts focused on four major tasks:Advanced Concept Vehicle Definition(Task 3.1),Design Space Trade Studies(Task 3.2),Technology Roadmap Development (Task 3.3),and ATS System-of-Systems Analysis (Task 3.6).LM was also responsible for the management and coordination of seven subcontractors to provide subject-matter data and expertise to the program.Collaboration included teaming with GE Global Research Center(GRC)with GE Aviation for advanced propulsion Copyright 2010 by Lockheed Martin,Published by the American Institute of Aeronautics and Astronautics,Inc.,with permission. JCopyright 2010 by Lockheed Martin, Published by the American Institute of Aeronautics and Astronautics, Inc., with permission. 5 2.3 Scope Lockheed Martin Aeronautics conducted research, testing, trade studies and sensitivity analysis in support of the NASA‘s N+3 Supersonic Vehicle effort. A combination of advanced design and an integrated system analysis was taken to define a conceptual vehicle capable of meeting the environmental and performance goals. Viable technology development paths were produced by the design, engineering, and test capabilities of our team. In addition, core technology trades were performed to provide estimates of the advanced vehicle concept‘s noise, emissions and performance characteristics. LM was also responsible for the coordination and management of all subcontractors and resulting work. Lockheed Martin is committed to helping NASA successfully achieve their goals of first understanding what is necessary in 2030-2035, generating a suite of enabling concepts and technologies to meet those needs, and socializing that vision with the broadest possible audience. 3.0 Work Breakdown Structure LM Aeronautics was responsible for the overall design, development, and technology identification necessary to realize a visionary vehicle capable of achieving the supersonic N+3 environmental and performance goals. A combination of advanced design and an integrated system approach was required to define an advanced concept vehicle serviceable in the 2030-2035 timeframe (Task 3.1). Design of the vehicle included configuration layout, design, analysis, and definition to produce a concept tightly integrated with airframe and propulsion technologies. Using a system-level design space, LM Aeronautics was also tasked to perform various trade and sensitivity studies to understand how a future Next Generation (NextGen) scenario with supersonic transports drove design requirements (range, noise, emissions, boom, fuel, and mobility). The interplay of design constraints was modeled and analyzed in physics based multi-disciplinary analysis and optimization (MDAO) process using Rapid Conceptual Design (RCD). Task 3.2 included RCD model development, integration with technology inputs, quantified analysis, and technology benefit/impact assessments. After multiple design iterations and system-level analysis of the preferred configuration, LM Aeronautics was responsible for developing a technology roadmap of enabling technologies for the N+3 vehicle. This roadmap includes a list of key technologies, definition of roles and quantification of impacts on the concept vehicle, traceability to N+3 goals, baseline Technology Readiness Levels (TRLs), proposed TRL maturations schemes for future N+3 phases, and prioritization. Overall, LM Aeronautics was ultimately responsible to optimize complex multi￾variable combinations of airframe and propulsion technologies while iterating, maturing, identifying, and ultimately down￾selecting critical technologies required to realize an N+3 vehicle. Figure 1 illustrates the overall work breakdown structure (WBS) of the tasks and duties required for the program. 3.1 Advanced Concept Vehicle Definition 3.2 Design Space Trade Studies 3.3 Technology Roadmap Development 3.6 LM Transportation and Security Solutions (TSS) – ATS System-o f-Systems Analyses 3.2.1 RCD Model Development 3.2.2 RCD Model Integration with Technology Inputs 3.2.3 Quantified Analysis (Noise, emissions, performance) 3.2.4 Technology Benefit/Impact Assessment 3.1.1 Concept Layout and Design 3.1.2 Configuration Analysis – RCD 3.1.3 Final Configuration Definition 3.3.1 Technology Identification 3.3.2 Technology Down Selection 3.3.3 Risk Analysis 3.3.4 Roadmap Development RCD Model Technologies Final Model Technologies SoS Considerations SoS Considerations Value Assessment 3.1 Advanced Concept Vehicle Definition 3.2 Design Space Trade Studies 3.3 Technology Roadmap Development 3.6 LM Transportation and Security Solutions (TSS) – ATS System-o f-Systems Analyses 3.2.1 RCD Model Development 3.2.2 RCD Model Integration with Technology Inputs 3.2.3 Quantified Analysis (Noise, emissions, performance) 3.2.4 Technology Benefit/Impact Assessment 3.1.1 Concept Layout and Design 3.1.2 Configuration Analysis – RCD 3.1.3 Final Configuration Definition 3.3.1 Technology Identification 3.3.2 Technology Down Selection 3.3.3 Risk Analysis 3.3.4 Roadmap Development RCD Model Technologies Final Model Technologies SoS Considerations SoS Considerations Value Assessment Figure 1. LM work breakdown structure for N+3 phase 1 program Our efforts focused on four major tasks: Advanced Concept Vehicle Definition (Task 3.1), Design Space Trade Studies (Task 3.2), Technology Roadmap Development (Task 3.3), and ATS System-of-Systems Analysis (Task 3.6). LM was also responsible for the management and coordination of seven subcontractors to provide subject-matter data and expertise to the program. Collaboration included teaming with GE Global Research Center (GRC) with GE Aviation for advanced propulsion