In order to improve firing stability of truck-mounted gun system , based on dynamic simulation and optimization method, stability optimization study of recoil and counter-recoil is performed.
为了提高车载火炮系统射击稳定性,基于动力学仿真和优化方法进行后坐稳定性和复进稳定性优化研究。
The static and dynamic design of the cradle and top carriage for the vehicle-mounted howitzer using finite element method is discussed.
讨论了应用有限元法进行车载炮摇架和上架静动态设计的方法,建立了摇架和上架的有限元模型,叙述了摇架和上架作为一个整体时的受力分析及单元类型的选择。
Based on analysis on the carriers of vehicle-mounted howitzer,the finite element model of main carriage,auxiliary frame and support legs of vehicle-mounted howitzer was established.
研究了综合利用多种类型单元建立复杂大结构模型的方法,在对车载炮运动载体分析的基础上,建立了车载炮主梁、辅梁和支腿的有限元模型,手动划分网格以保证其质量,讨论了载荷作用点的选取以及边界条件的施加。
This paper is concerned with the investigation on contact/impact occuring during the firing of a vehicle-mounted howitzer and its system dynamics by nonlinear finite element method (FEM), which can provide theoretical foundation and design decision for overall design and structural design of such weapon systems.
探讨了大型复杂结构高精度有限元网格划分技术和车载炮模块化、参数化的有限元建模方法,将车载炮分为后坐部分、摇架部分等4个组成模块,每个模块采用Morphing网格变形技术进行参数化建模,便于修改局部结构参数,提高了建模效率。
Mechanics of Vehicle gun system is studied in this paper, and dynamic response in motion is analyzed by mathematical model.
该文系统地分析了车辆—地面—火炮相互作用的力学原理 ,通过基于相位角的随机抽样法建立了双侧路面的不平度模型 ;在车载火炮系统动力学响应认为是多刚体系统对地面不平激扰的响应假设条件下 ,建立包括履带在内的履带车辆行驶振动模型及车辆—火炮相互作用模型 ,分析了车载火炮系统在车辆行驶过程中的响应 ,并编写相应程序进行了仿真计算 ,对计算结果的分析说明所建模型与地面—车辆—火炮实际响应过程是相一致的 ,对车载系统的设计优化有着积极的意
Study on Flexible Multi-Body Dynamics and Overall Parameters Optimization for Large Caliber Vehicle-Mounted Howitzers
大口径车载火炮多柔体动力学与总体优化研究
airborne infrared gunfire locator
机载红外炮火定位器
Like the big guns of former days, they can be towed or driven to battle sites.
这种火箭像过去的大炮那样，可用车辆牵引或运载到战场上去。
They are mortars, howitzers, cannons, long-range artillery, rocket guns and self-propelled guns.
是迫击炮、弹炮、浓炮、程火炮、箭炮、行火炮。
This train conveys both passengers and goods.
这列火车既载人又载货.
Accurate gunnery had already put three of the leading tanks out of action.
准确的炮火已击毁带头的3辆坦克车。
The soldier knocked out two enemy tanks with his bazooka
那士兵用火箭炮击毁敌人两部坦克车。
military long range gun (incl. those mounted on railway wagons)
军用远射程火炮（包括安装在铁路货车上的这类火炮）
The servo motion dynamics of the ship-borne rocket launcher under the condition of ship sway is studied.
该文研究了某舰载火箭炮在舰船摇摆情况下随动系统调炮时的火箭炮受力问题。
double stack container train
可载二层集装箱的火车
operate from the tank
用消防车载的水灭火
A Fire Control Stabilization Technique Based on Ship-borne AA Gun Weapon Platform
基于船载高炮武器平台的一种火控稳定技术
Research on Load Characteristics of Self-Propelled Gun Primary Power Supply System
自行火炮初级供电系统负载特性的研究
The dynamics mathematics model of cannon stable system has been established on the base of the cannon motion kinematics 、 dynamics principle and deduction on motion carrier;
根据运动载体上火炮运动的特点,建立了火炮稳定系统的动力学模型;
Incoming trains;incoming mail;incoming mortar fire.
正进站的火车；刚来的邮件；正袭来的迫击炮
Training Simulation System Design of A Certain Self-Propelled Gun Command Post Vehicle
某型自行火炮指挥车训练仿真系统设计
The Design and Realization of Learning System for Certain Rocket Launcher Loading Vehicle
某火箭炮装填车学习系统的设计与实现
The first passenger train was called the Rocket.
第一辆载人火车被称为“火箭”。
