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GrainCAD system design and development and research
Author: WangQianJin
Tutor: WuXiaoSong;ChenJun
School: Nanjing University of Technology and Engineering
Course: Aerospace Propulsion Theory and Engineering
Keywords: Solid rocket motor Grain ARX AutoCAD VC
CLC: TP391.72
Type: Master's thesis
Year: 2002
Downloads: 60
Quote: 0
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Abstract
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This paper introduces a new solid-fuel rocket engine combustion dynamic simulation of the passage of time and fuel surface and computing systems to complex three-dimensional grain cavity . Extend the system of solid rocket motor design capabilities , users can take advantage of it quickly and easily construct the initial shape of the three-dimensional grain , and various geometric parameters required for the design , and then based on the thesis of complex three-dimensional grain cavity passage of combustion and burning surface calculation method to calculate the change of the burning surface and the pressure change to obtain thrust vs. time curve , and then based on the results of these calculations redesign until satisfactory results . This paper also discusses several commonly used grain design, such as single-hole tubular Star Holes in medicine and other traditional design theory and design process for a computer to achieve common grain design provides a more convenient way . Grain design and pressure - time curve and thrust - time curve calculated to provide a strong support for the solid rocket motor design, the charge strength analysis and the integrity of the charge .
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CLC: > Industrial Technology > Automation technology,computer technology > Computing technology,computer technology > Computer applications > Information processing (information processing) > Machine-assisted technology > Machine -aided design (CAD), aided drawing
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