摘要
为了满足新型运载火箭"通用化、组合化、系列化"的设计要求,同时朝着降本增效的方向发展,需要研究多专业一体化设计方法;通过梳理概念设计时总体、气动、弹道、姿控各专业的工程算法,结合MDO理论与层次式模型管理的软件架构方法,提出了面向运载火箭概念设计的多学科集成优化软件构建技术,包括专业模型、CAD模型、仿真模型、优化模型、迭代模型等在内的8类软件模型的定义与有效管理,并形成专业计算与分析软件;此软件可实现火箭芯级、助推器、稳定翼面等总体外形的参数化设计,三维图像的展示与编辑,基于部件组合法的气动工程计算与性能分析,质量特性计算,动力系统选型及弹道计算与分析,优化设计等功能;通过此软件构建技术的研究与功能实现,为运载火箭概念设计过程的多学科集成优化设计提供了工具支撑。
To meet the ＂generalization, combination, series＂ design requirements of new launch vehicle and for purpose of reducing costs and increasing benefits, study on the muhidiscipline integration design method is necessary. Sorting out the engineering algorithms in disciplines of Overall Design, Air Dynamic, Trajectory Design and Attitude Control during concept design, combining with MDO and the software architecture method of hierarchical model management, a multidiscipline integrated and optimized software construction technique is proposed, orienting to launch vehicle concept design, which covers the definition and management on eight types of software models, inclu ding the professional model, CAD model, simulation model, optimization model and iteration model. A professional calculation and analysis software is implemented accordingly, with capabilities of parametric design on rocket Core, Booster, Stable Fin and other overall configura tion. It supports the calculation and performance analysis of air dynamic based on component combination method, the calculation of mass characteristic, propulsion system selection and trajectory calculation, analysis and optimization. The functionality to display and edit 3D ima ges is also provided. The study and implementation of software eonstructure technique provides tool support for muhidiscipline integration during concept design of launch vehicle.
出处
《计算机测量与控制》
2017年第7期154-158,共5页
Computer Measurement &Control
关键词
运载火箭
概念设计
软件
launch vehicle
conceptual design
software
