力矩的
- 与 力矩的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Numerical simulation of biconical body lateral jet is carried out by solving three-dimensional unsteady compressible Navier-Stokes equations,using AUSM+ scheme.
在导弹的侧向喷流设计中,必须考虑一些基本因素如喷管尺寸、位置、数量、流量、角度和喷流的温度影响等,其中最重要的是喷流与导弹外流的相互干扰,以及相互干扰所带来的气动力、力矩的变化[1-4]。
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Based on the reasonable simplification and assumption for slewing ring in mechanical engineering, calculating the pressure on unit length of arc at any angle of raceway under different loads of slewing ring .
在对工程机械中常用的回转支承装置进行合理的简化和假设后,根据其受力状况,分别计算出作用在回转支承上的各种载荷对滚道圆周上任意角处单位弧长上所产生的压力,最后应用压力叠加的方法,推导出回转支承装置摩擦阻力矩的计算公式。
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The main contents and contributions of the paper are summarized as follows:The matching technology between drum electromagnetic brake and vehicle is studied and the braking force distribution coefficient of the tractor and trailer is confirmed. According to the related standard, the mathematic model of the braking moment which the electromagnetic brake should provide has been ascertained using the matching theory. The matching technology of trailer train brake system has been introduced in the type selection and analysis of the brakes.
本文针对电磁制动器设计的关键技术进行研究,以建立电磁制动器集成设计平台为目标,主要开展了以下几个方面的研究内容:对汽车列车制动力匹配技术进行了研究,确定了牵引车和房车的制动力分配系数,依据相关标准运用制动器与整车性能相匹配的理论,建立了房车所需制动力矩的数学模型,用以对制动器进行选型设计,并给出了集成设计平台中整车匹配模块的算法流程图。
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The measuring principle is explained,the design of the measure system and the realization of the measure arithmetic is proposed based on the dynamic measuring principle,and a feasible elimination method of friction torque is introduced.
介绍了一种快捷、简便的确定开卷机、卷取机传动系统转动惯量的动态测量方法,阐述了它的原理,提出了基于这种方法的测量系统的组成及测量算法的实现,并对摩擦阻力矩的消除提出一种可行的方法。
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In order to find out the biomechanics feature of three joints muscles o f lower limbs by using new skates in push-off phase of speed skating, this article combines the kinetic data obtained by Cybex-Norm and kinematic data obtained by tridimensional analytics by employing the Newton interpolation polynomial f or the first time, draws the curve of muscles moment of two elite female speed- skaters in push-off phase of speed skating, and analyzes the change feature of muscle strength, so as to find out the reasons of less power output and provide reference for training and the improvement of sports results.
摘 要:为了找出使用新冰刀后蹬冰时下肢三关节肌群的生物力学特性,首次利用数值计算中的牛顿插值法,将等动测试获得的动力学数据和三维立体解析获得的运动学数据结合,绘出两名优秀女子速滑运动员实际蹬冰时肌群力矩的变化曲线,并分析肌力变化特点,找出两人做功明显不足的原因,为指导训练和提高运动成绩提供定量依据。
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1 Pan Pearl River Delta Physics Olympiad 2009 2009 年泛珠三角及中华名校物理竞赛 Q2 Spin Torque (16 points)题 2 自旋力矩(16 分) An electron has permanent angular momentum called spin that is fixed in amplitude h / 4π, where h is the Planck Constant, while its direction can be changed by external interactions.
电子具有固有的角动量 S ,叫做自旋,其方向可在与外界的相互作用下改变,其大小为固定的 h / 4π,其中 h 为普朗克常数。一导线载有电流 I,导线的下半部分由磁化了的导体组成,上半部分由非磁性导体组成。
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For eliminate redundant stress in spring unit brought by continuously variation of strain,in wind spring device,the adopt spiral output wheel with continuously variant radii was used and the variation of moment can be canceled out by variation of radii,the approximate constant output force can be obtained.
为消除弹簧装置中应力随应变不断变化而产生的多余应力,在卷簧结构中,采用螺旋变径输出轮,用半径的变化抵消力矩的变化,获得近似恒定的输出力。在精度要求不高的场合,采用此方式可形成简便可靠的近似恒力的弹簧装置
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The effects of jet interaction on forces and moments are described by interaction amplification factor, and the algorithm to calculate the interaction amplification factor is presented, then the motion model and the dynamics model of interceptor are established according to the previous analysis.
根据大量参考文献的结论,分析了侧向喷流射入拦截弹外流的流场特征,以干扰放大因子来描述干扰效应对力和力矩的影响,给出了放大因子的计算方法,进一步建立了喷流侧向力和空气动力作用下的导弹运动学和动力学模型。
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Recuring to the analysis ability of ADAMS, the text bulit up the standing shooting position integritys model. Through simulating the body movement as bullet explodes, it analyses the graph of the muzzle displacement, waist moment and waist force. At last the text put forward the method for improving the stability of standing shooting.
本文结论:借助于ADAMS仿真软件的运动学和动力学分析能力,对立姿射击姿态进行了完整的建模,通过对立姿射击姿态的仿真,从立姿支撑面和腰部强度两个方面对模型施加外部控制,模拟子弹激发瞬间人体运动,分析运动中枪口位移和腰部受力、力矩的曲线图,提出提高姿态稳定性的方案。
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The design and the realization of missile wing and rudder load simulation system based on digital signal processor and direct torque control servo driver are discussed.The structure,strategy of control and operation principle of the system are presented.The reason of the superabundant torque and the method which can eliminating the superabundant torque are analysed.
研究以数字信号处理器和以直接转矩控制输出的伺服驱动器为核心的导弹弹翼尾翼加载控制系统的系统结构、控制策略、工作原理及实现方法,详细分析加载系统中多余力矩的产生及抑制方法,解决电动加载系统关键性的两个难点,即快速性和多余力消除。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。