力矩
- 名moment;moment of force
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[moment of forces;moment] 使物体转动时力和力臂的乘积
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利用CAD绘图软件模拟计算冶炼设备倾动力矩
CAD Analogous Calculation of Tilting Moment for Melting Equipments
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CFD方法在小滚转力矩计算上的应用
Application of CFD in Estimation of Small Rolling Moment
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HIT机器人灵巧手基关节位置/力矩控制
Base joint position torque control for HIT dexterous robotic hand
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卡特R型履带车辆差速转向机构之运动与力矩分析
Kinematic and Static Analysis of a Differential Steering for Carter R-Type Tracked Vehicles
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建议接力器容量按相似的真机实测力矩系数Cm值进行选择计算。
It recommends that calculation of the servomotor capacity can be carried out by torque coefficient C_m measured from the prototypes .
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通过分析摩擦力矩特性以及它对系统输出结果的影响,确定了符合系统实际情况的MATLAB仿真模型。
MATLAB simulation model are then determined by analysing the properties of the friction torques , which influence on system output .
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Stewart结构六维力传感器力矩各向同性研究
Study of Torque Isotropy of Six-dimensional Force Sensor Based on Stewart Structure
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Lorentz力矩及其张量特性
Lorentz Torque and Its Specific Tensor Property
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本系统用电液力矩伺服控制系统来模拟海浪力矩,采用PID算法进行控制,其仿真结果符合要求。
The system uses electro-hydraulic moment servo control system to simulate wave torque and PID algorithm to control . The result of simulation is up to the requirement .
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以尾力矩(TailMoment,TM)作为细胞DNA损伤的定量评价指标,检测细胞照射后的初始DNA损伤(DNA单链断裂)和损伤后的修复能力。
The tail moment ( TM ) was used as the end point , to quantify the initial DNA damage ( DNA single stand breaks ) and subsequent repair ability .
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引入非线性反馈补偿,使得控制系统由一个内部非线性前馈环和一个外部反馈环组成。外部反馈环设计为比例微分(PD)控制方式,采用计算力矩控制方法对运动平台进行控制。
The computed-torque control algorithm decomposes the design of the platform motion control into a non-linear inner-loop design and an outer-loop proportional plus derivative ( PD ) type feedback .
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为了提高系统在中频段的动态伺服刚度,有效抑制转台周期波动力矩,本文提出在传统PID控制器基础上加入重复控制器的设计方案。
To improve the system dynamic servo stiffness in mid-frequency band and reject the periodic interference torque , the article raised a design scheme which inserts repetitive controller in the traditional PID controller .
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陀螺漂移测试转台直流力矩电机系统中存在的非线性滞滑摩擦,使转台在PID控制下存在滞滑极限环。
Due to the nonlinear stick-slip friction in the DC torque motor system of turntable , a steady state stick-slip limit cycle is caused when a PID control law was applied to the turntable .
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在MATLAB环境下,求解了最大化升阻比的单目标优化问题和具有两个冲突目标(最小化铰链力矩并且最大化平均操纵效率)的多目标优化问题。
An optimal problem maximizing lift to drag ratio and a multi objective optimization problem minimizing hinge moment while maximizing average operating efficiency , are solved using the algorithms presented here in the MATLAB environment .
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正弦BLDC电动机力矩性能分析
Torque analysis for sine wave brushless DC motor
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本文建立了方波驱动无刷直流电动机的数学模型,根据所建立的模型,用龙格-库塔方法和编制FORTRAN语言程序,采用计算机对电机运行时的电枢电流、电磁力矩及转速进行数值计算。
It established mathematical model of brushless dc motor in square wave drive , by means of Runge-Kutta and FORTRAN program , according to the model with computor .
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当转子处于低温时,提出了以主制动器踏板压力信号为输入变量、以可控硅导电角为输出变量的制动力矩开环Fuzzy控制方法,以尽可能提供驾驶人员期望的制动力矩。
When rotor temperature is low , the main brake pedal pressure was taken as input variable and SCR conduction angle taken as output variable , controler would run at open loop fuzzy control model so as to provide as possible as the expected braking torque .
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提出以制动摩擦力矩和制动时间为主要优化目标的多目标函数,并采用2种直接优化方法(采用惩罚函数的SEEK和ADRANS子程序)相结合进行优化。
The main target of optimization is the brake friction torque and stopping time , which uses punishing functions both SEEK and ADRANS subroutine .
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针对龙门移动式镗铣加工中心同步传动不一致性问题进行研究,应用干扰观测器来抑制加工中心双直线电机驱动的X轴方向上由于外部力矩干扰以及模型参数变化等因素造成的不同步现象。
The inconsistency of the synchronous drive for gantry-moving type boring-milling machining centers is studied . Disturbance Observer is used in dual linear servo motors X-drifts of gantry-moving type boring-milling machining centers to reject the asynchronous phenomenon caused by the parameters variation and outer torques .
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圆光栅编码器、力矩电动机和微型计算机等组成。该机采用汉字菜单提示,操作简便,自动化程度较高,并具有良好的检测精度,测试结果由CRT屏幕显示或绘图仪输出。
With the chinese menu , it is easy to operate its degree of automaticity and testing precision is also highter . The testing results are displayed by CRT screen or by the plotter .
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本文用CYBEX等动测试系统测试和分析了膝关节在不同的角速度下作等动伸膝时股四头肌的力矩,功,功率。
The torque , work and power of quadriceps were studied by using the CYBEX 340 isokinetic dynamometer .
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以驱动轮力矩作为控制参数研究了该种机器人的轨迹控制方法,提出基于PD反馈控制模型的轨迹控制,并分析了基于PD反馈控制的系统特性。
The tracking control approach is studied when driving torque is used as control parameters and the characters of the open-loop control are analyzed . Based on the PD feedback control , the tracking control approach is used to actualize the robot tracking control .
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分析纵向阻尼力矩时,除考虑w*z引起的俯仰阻尼力矩Mwzzwz外,还应估算出dαdt引起的洗流时差阻尼力矩Mαzα。
When analysing the longitudinal damping moment , not only should the pitching damping moment caused by the pitching angular velocity be considered , but the damping moment of the lag of wash caused by the angle of changing rate be calculated .
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可压缩粘性流中力和力矩的分配律和广义Kutta-Joukowski定理
The distribution law of aerodynamic force and moment and the generalized kutta-joukowski theorem
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即在第一轮计算角变力矩和位变力矩时,根据刚度比Kz/Kl和层数γ将初值予以扩大,从而加快了收敛速度。
I.e , calculating the angular moment and the displacement by the first turn with amplifying the initial value according to the stiffness ratio K_Z / K_l and the bedding number γ, so as to quicken the speed of convergence .
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基于流体的平行板流动模型和MRF的Bingham模型,建立了叶片式MRF减振器的阻尼力矩计算模型。
The design of vane MRF damper which based on conventional vane hydraulic damper is briefly introduced , and the damping moment calculation model is deduced on the basis of parallel-plate model and Bingham model of MR fluids .
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通过实验得到了电机的运转特性,在预紧力为13N时得到电机最大输出力矩为2.8N.m。
The motor 's operating characteristics was obtained though the experiment . The maximum output torque was 2.8N m at the preload of 13N .
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根据c1-c12模型与Phillips-Heffronk1-k6模型下阻尼力矩系数之差,给出了k1-k6模型等效阻尼系数算式。
The calculating formula of equivalent damping coefficient of k1-k6 model is introduced according to the difference of damping torque coefficients between c1-c12 model and Phillips-Heffron k1-k6 model .
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推导出了矩形膨胀节在轴向、横向、角向位移下产生的力、力矩、当量轴向位移以及刚度等公式,还对EJMA标准矩形膨胀节的刚度公式及力矩公式作了补充和修正。
The rectangular expansion joints formulae of force , moment , equivalent axial movement and spring rate etc under load of axial , lateral and angular movements respectively are deduced . The spring rate formulae and moment formulae of rectangular expansion joints in EJMA standards are complemented and revised .
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介绍了650mm轧机轧制力矩在线微机监测系统的配置及软件设计,以及实现轧制力矩的间接监测所涉及到的数学模型、轧制信号的测量与处理技术。
To describe the hardware configuration and software strategy of the on line microcomputer based monitoring system for rolling moment of a 650 ? mm mill , then the mathematical model , and the signal measuring and processing techniques concerned in accomplishing the indirect monitoring of rolling moment by computer .