SBIR-STTR Award

Comparative Vehicle and Propulsion Alternatives and Cost Models for Rocket-Based Combined-Cycle Engines
Award last edited on: 4/24/2019

Sponsored Program
STTR
Awarding Agency
NASA : MSFC
Total Award Amount
$99,974
Award Phase
1
Solicitation Topic Code
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Principal Investigator
Carol L Wittenstein

Company Information

International Space Systems Inc (AKA: ISSA)

555 Sparkman Drive Suite 440
Huntsville, AL 35816
   (256) 890-1178
   issi@issi-hsv.com
   www.issi-hsv.com

Research Institution

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Phase I

Contract Number: ----------
Start Date: ----    Completed: ----
Phase I year
1997
Phase I Amount
$99,974
ISSI will develop and transfer technologies with commercial potential from PSU and UAH to provide a means to reduce the time for concept design for advanced space transportation systems/aeronautics. This effort includes development and integration of ejector-scramjet engine, trajectory, aerodynamic and other models closely coupled to an RBCC vehicle/propulsion. This can significantly reduce the life-cycle cost from design to operation. Inclusion of an activity based cost model would further provide the designer with tools to reduce costs, and a CAD utility to produce designs at a time savings as well.Phase-I objective is to produce a feasibility prototype of the simple modular framework with integrated analysis and cost modules. Phase-II provides a working system capable of Phase-III commercialization.Phase-I effort consists of developing ISSI's modular framework system and integrating/interfacing the modified PSU ejector scramjet RBCC engine code, activity based cost module and component library, and other codes (trajectory: POST and DOF36, aerodynamics: APAS, weights and sizing: CONSIZ, CAD: ProENGINEER) resulting in a prototype of integrated and expandable RBCC system to support design, performance, and cost analyses. A feasibility demonstration will be conducted.7. Potential Commercial Application(s): The commercial potential is in the launch vehicle, propulsion systems and related areas: commercial LV, and space and defense corporations supporting the burgeoning communications, TV, cellular phone satellites. NASA and DoD, especially the AF with its Military Space Plane or Trans-atmospheric Vehicle (TAV), will be potential users of the system and technology. This will include the growing small business entry to the launch vehicle and propulsion markets. This proposed multi-disciplinary modular system with the enhanced engine and activity based cost model, will be applicable to not only airbreathing and rocket based vehicles and engines, but any aircraft or spacecraft system; in general the proposed methodology is applicable to any complex system. At the present time, the commercial need for the proposed system and activity based cost model is expanding for the government, military and commercial entities. The proposed products provide for commercial spin-offs in the following technology areas: graphic modeling in simulated real-time, Internet application for graphical inventory techniques applied to cost model, Internet collaborative research capabilities, post-flight data bases and analysis techniques, configuration management, multi-disciplinary design optimization and system modeling. Other commercial applications are identified in Part 6.

Phase II

Contract Number: ----------
Start Date: ----    Completed: ----
Phase II year
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Phase II Amount
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