14 research outputs found

    Missile Supersonic/Hypersonic Aerodynamics (MSHA) : QUADSTREAM User's/Reference manual /

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    "Final report for period: September 1991 - May 1992.""May 1992."Research supported by the United States Air Force Flight Dynamics Directorate, and performed by McDonnell Douglas Missile Systems Company, St. Louis, Missouri, under contract no.Mode of access: Internet

    Exploratory development of resonant metal radomes /

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    The results of an exploratory development program conducted for the Air Force Materials Laboratory to define, develop, and demonstrate a slotted metal coating for radomes are reported. In this program a number of approaches for fabricating a metallic radome were defined. Of these approaches, three were developed and evaluated. The evaluation considered environmental resistance, electrical performance and economic factors. The following environmental tests were performed which demonstrate the feasibility of building a flightworthy resonant metal radome: lightning and rain erosion resistance, precipitation static reduction, temperature/humidity/altitude cycling, corrosion and solvent resistance, and sunshine exposure."Final Report: 1 June 1976 - 31 March 1978.""July 1978."Includes bibliographical references (pages 206-207).The results of an exploratory development program conducted for the Air Force Materials Laboratory to define, develop, and demonstrate a slotted metal coating for radomes are reported. In this program a number of approaches for fabricating a metallic radome were defined. Of these approaches, three were developed and evaluated. The evaluation considered environmental resistance, electrical performance and economic factors. The following environmental tests were performed which demonstrate the feasibility of building a flightworthy resonant metal radome: lightning and rain erosion resistance, precipitation static reduction, temperature/humidity/altitude cycling, corrosion and solvent resistance, and sunshine exposure.Research supported by the United States Air Force Materials Laboratory, and performed by McDonnell Douglas Astronautics Company-St. Louis Division, St. Louis, Missouri, under contract no.Mode of access: Internet

    Missile Datcom.

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    The computer code is capable of addressing a wide variety of conventional missile designs. For the purposes of this document, a conventional missile is one which is comprised of the following: An axisymmetric or elliptically-shaped body, One to four fin sets located along the body between the nose and base. Each fin set can be comprised of one to eight identical panels attached around the body at a common longitudinal position, and An airbreathing propulsion system. To minimize the quantity of input data required, commonly used values for many inputs are assumed as defaults. However, all program defaults can be over-ridden by the user in order to more accurately model the configuration of interest."Final Report for Period September 1981 - December 1985.""December 1988."The computer code is capable of addressing a wide variety of conventional missile designs. For the purposes of this document, a conventional missile is one which is comprised of the following: An axisymmetric or elliptically-shaped body, One to four fin sets located along the body between the nose and base. Each fin set can be comprised of one to eight identical panels attached around the body at a common longitudinal position, and An airbreathing propulsion system. To minimize the quantity of input data required, commonly used values for many inputs are assumed as defaults. However, all program defaults can be over-ridden by the user in order to more accurately model the configuration of interest.Work performed by McDonnell Douglas Missile Systems Company, St. Louis, Missouri, for the United States Air Force under contractMode of access: Internet

    Missile Datcom.

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    Development of a Missile DATCOM handbook and computer program is described. The type of methods investigated as well as a method selection rationale is discussed. Methods were selected for predicting the aerodynamics of missile configurations made up of circular, elliptic or arbitrary bodies with or without fins an inlets. These methods predict static and dynamic stability derivatives and are suitable for preliminary design. A summary of the comparisons of many results with experimental data is included. Keywords: Computer aided design, DATCOM computer program, FORTRAN, Subsonic, Transonic, Supersonic, Hypersonic."Final Report for Period September 1981 - December 1985.""December 1988."Includes bibliographical references (pages 117-120)Development of a Missile DATCOM handbook and computer program is described. The type of methods investigated as well as a method selection rationale is discussed. Methods were selected for predicting the aerodynamics of missile configurations made up of circular, elliptic or arbitrary bodies with or without fins an inlets. These methods predict static and dynamic stability derivatives and are suitable for preliminary design. A summary of the comparisons of many results with experimental data is included. Keywords: Computer aided design, DATCOM computer program, FORTRAN, Subsonic, Transonic, Supersonic, Hypersonic.Work performed by McDonnell Douglas Missile Systems Company, St. Louis, Missouri, for the United States Air Force under contractMode of access: Internet
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