文档介绍:2005-3题录英译集
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武器装备自动化
火炮射击稳定性的序列二次规划算法与虚拟样机融合优化
李三群1, 刘海平1,郑智刚2,陶辰立1
(,河北石家庄 050003;
,河北石家庄 050041)
摘要:火炮虚拟样机技术可对机械系统自动形成动力学方程并求解。序列二次规划(SQP)算法是在每迭代点构造二次规划子问题,以该子问题的解作为迭代搜索方向,逼近约束优化问题的解。该算法通过与虚拟样机融合,利用序列二次投影算法对火炮结构参数及稳定性进行了研究。此算法也可拓展到其他机械系统的设计和分析。
关键词:火炮,虚拟样机,稳定性,优化设计,序列二次规划
Optimization of Firing Stability for Gun System Based bination of
SQP and Virtual Prototyping
LI San-qun, LIU Hai-ping, ZHENG Zhi-gang, TAO Chen-li
(1. Dept. of Guns Engineering, Ordnance Engineering College, Shijiazhuang 050003, China;
2. Dept. of Basic Courses, Shijiazhuang Railway College of Professional Technology, Shijiazhuang 050041, China)
Abstract: Dynamic equation is created and solved automatically by virtual prototyping technology for mechanical system. The sub-problem of quadratic programming was constructed at an iterative point using SQP (Sequential Quadratic Programming) method. The solution of sub-problem was used as searching direction to approximate the solution of constrained optimization problem. bination of SQP and virtual prototyping, structural parameters of the gun system were optimized. The method is applicable for design and analysis of other mechanical systems.
Keywords: Gun; Virtual prototyping; Stability; Optimal design; SQP (Sequential Quadratic Programming)
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作战方案效能分析系统研究
肖鹏坤,吴裕树
(北京理工大学计算机科学与工程系,北京 100081)
摘要:作战方案效能分析系统由作战方案数据库、数字化地图库、武器性能库、编制库、作战能力影响因素库和效能分析软件组成。其作战能力分析模型仅考虑给定编制和武器装备的作战能力。并用改进兰彻斯特方程求解敌我兵力损耗,以推进率方程求解到达目的地的时间,继而求出完成任务的成功率。从而评价作战方案效能。
关键词:作战方案;效能分析;兵力损耗;成功概率
Research on System of Battle Strategy Evaluation
XIAO Peng-kun, WU Yu-shu
(Dept. puter Science and Engineering, Beijing Institute of Technology, Beijing 100081, China)
Abstract: The evaluation system of battle strategy posed of Battle Strategy Database, Digital map database, weapon