+ Visit NASA.gov + Contact NASA   + Home Select Search Field * All Report - Patent Number Abstract *Accession Number *NASA Center *Author NameDocument IDKeywordsPublication Date *Title * Find Results With All of the words At least one of the words Enter Search Term  within returned results    Search Tips: Use only the fields with * to search NIX collection. Enclose terms in double quotation marks (") to search for exact phrases, ie: "space shuttle". NOTE: Commas and dashes are removed from search term by search engine. Select Reset Search button to start a new search. See Help for more tips. + NASA Center + Publication Year + Subject + Availability Options + Item/Media Type Selected Navigations: Author > Rulis, R. J. [x] Sort results by: NASA Center | Date Added to NTRS | Publication Year There are a total of 12 record(s) matching your query. Sorted by: Date Added To NTRS in Descending order 1 2 Next  Design considerations and requirements for integrating an electric propulsion system into the SERT 2 and future spacecraft Author(s): Rulis, R. J. Abstract: Design criteria for integrating electric propulsion system into SERT 2 spacecraft and future spacecraft designs NASA Center: Glenn Research Center Publication Year: 1970 Added to NTRS: 2008-01-29 Accession Number: 71N10905; Document ID: 19710001431; Report Number: E-5790, NASA-TM-X-2082 Design considerations and requirements for integrating an electric propulsion system into the SERT 2 and future spacecraft Author(s): Rulis, R. J. Abstract: Design considerations and requirements for integrating electric propulsion systems into SERT 2 and future spacecraft NASA Center: Glenn Research Center Publication Year: 1970 Added to NTRS: 2007-10-23 Accession Number: 70N32814; Document ID: 19700023503; Report Number: NASA-TM-X-52853 Description and operation of spacecraft in sert i ion thrustor flight test Author(s): Gold, H.; Hawersaat, W. H.; Maruna, F. A., Jr.; Rulis, R. J. Abstract: Description and operation of spacecraft in space electric rocket test /sert/ thrustor flight test NASA Center: Glenn Research Center Publication Year: 1964 Added to NTRS: 2006-11-06 Accession Number: 64N28074; Document ID: 19640018160; Report Number: NASA-TM-X-52050 Description and operation of spacecraft in sert i ion thrustor flight test Author(s): Gold, H.; Hawersaat, W. H.; Maruna, F. A., Jr.; Rulis, R. J. Abstract: Ion thrustor flight test using SERT I spacecraft flown into trajectory by Scout Launch vehicle NASA Center: Glenn Research Center Publication Year: 1965 Added to NTRS: 2006-11-06 Accession Number: 65N19272; Document ID: 19650009671; Report Number: NASA-TM-X-1077 Influence of noise requirements on STOL propulsion system designs Author(s): Rulis, R. J. Abstract: The severity of proposed noise goals for STOL systems has resulted in a new design approach for aircraft propulsion systems. It has become necessary to consider the influence of the noise goal on the design of engine ... NASA Center: Glenn Research Center Publication Year: 1974 Added to NTRS: 2004-11-03 Accession Number: 74N20422; Document ID: 19740012309 Influence of noise requirements on STOL propulsion system designs Author(s): Rulis, R. J. Abstract: The severity of proposed noise goals for STOL systems has resulted in a new design approach for aircraft propulsion systems. It has become necessary to consider the influence of the noise goal on the design of engine ... NASA Center: Glenn Research Center Publication Year: 1973 Added to NTRS: 2004-11-03 Accession Number: 73N29807; Document ID: 19730021075; Report Number: E-7601, NASA-TM-X-68280 Status of current development activity related to STOL propulsion noise reduction. Author(s): Rulis, R. J. Abstract: The noise goal of 95 PNdB for STOL aircraft imposes severe technology demands on propulsion systems. Effects of this goal on the design of the propulsion system are reviewed. Results from recent development programs ... NASA Center: Glenn Research Center Publication Year: 1973 Added to NTRS: 2004-11-03 Accession Number: 73A34716; Document ID: 19730049914; Report Number: SAE PAPER 730377 Design considerations and requirements for integrating an electric propulsion system into the SERT II and future spacecraft Author(s): Rulis, R. J. Abstract: Electric propulsion systems integration into SERT 2 spacecraft, discussing launch imposed environment, thrust vector control, thrustor breakdown, power conditioning, etc NASA Center: NASA (non Center Specific) Publication Year: 1970 Added to NTRS: 2004-11-03 Accession Number: 70A40222; Document ID: 19700064106; Report Number: AIAA PAPER 70-1123 SERT II - Design requirements for integrating electric propulsion into a spacecraft Author(s): Rulis, R. J. Abstract: Electric propulsion systems integration into SERT 2 spacecraft, discussing launch imposed environment, thrust vector control, thrustor breakdown, power conditioning, etc NASA Center: NASA (non Center Specific) Publication Year: 1971 Added to NTRS: 2004-11-03 Accession Number: 71A22898; Document ID: 19710042201; Report Number: AIAA PAPER 70-1123 Influence of noise requirements on STOL propulsion system designs Author(s): Rulis, R. J. Abstract: The severity of proposed noise goals for STOL systems has resulted in a new design approach for aircraft propulsion systems. It has become necessary to consider the influence of the noise goal on the design of engine ... NASA Center: Glenn Research Center Publication Year: 1973 Added to NTRS: 2004-11-03 Accession Number: 74A10148; Document ID: 19740027398 1 2 Next  + Back to Top + Sponsored by the NASA Scientific and Technical    Information Program + 2004 Vision for Space Exploration + Freedom of Information Act + NASA Web Privacy Policy and Important Notices + NASA Disclaimers, Copyright Notice,    and Terms and Conditions of Use NASA Official: Calvin Mackey Page Curator: NASA Center for AeroSpace Information (help@sti.nasa.gov) Last Updated: July 5, 2007