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- First, the control equation of DC side APF is deduced and some features of DC side APF are simulated. 首先,推导了DC侧APF的单周控制方程,进行了仿真分析,并对其补偿性能与负载大小之间的关系进行了仿真研究。
- By virtue of RNG turbulent model, the control equation group of airflow flowing inside the diffuser was firstly built. 摘要借助重整化群双参数湍流模型,建立扩散器内风流流动的控制方程组。
- Secondly, I use Galerkin method to predigest the control equation and gain a predigested dynamic mechanics system. 然后采用Galerkin方法对控制方程进行简化,得到了一个简化的动力学系统;
- The controlling equation of the model is derived and symmetrized. 推导出该模型的不对称耦合有限元微分方程。
- Based on the two-dimension adlittoral non-invariablenes flow control equation of lakes,a hydrodynamic model of lakes was built up. 从二维浅水非恒定流的控制方程出发,建立了一个二维湖泊流体动力学模型。
- Introduce the mathematics model of asynchronous motor and the principle of Field oriented control (FOC) and get its vector control equation. 异步电动机的数学模型、基本方程和矢量异步电机的矢量控制原理。
- The Clohessy-Wiltshire equation is further transformed to get orbit control equation, in which the mean motion and oscillation due to the eccentricity are de-coupled. 利用卡尔曼 滤波进行相对测量和相对定轨,并将离散线性系统的二次型最优控制 理论应用到相对位置校正控制中。
- For a impact process with a normal impact velocity, the control equation for RKPM was deduced based on a small strain and incremental elasto-plastic constitutive law. 针对冲击速度较低的情况,假设冲击过程为小应变,并引入弹塑性增量本构关系,推导出冲击过程的再生核质点法计算控制方程。
- Nonlinear dynamic control equation of the diaphragm of micromachined capacitive microphone was constructed based on one-dimensional lumped parameter model. 基于一维集中参数模型建立了微细加工电容式传声器振膜的动力学控制方程,并确定了方程中各参数的表达式。
- Then the control equation was discretized by means of the FVM.The mesh division, the process of discretization and the disposal of boundary were included. 在此基础上,用有限体积法对待求解方程离散化,给出了离散化过程中网格划分及边界的处理方法。
- In this paper by combining principles of sector scanning Computer Tomography( CT) with the flame radiative transfer equation, the control equation of the radiation intensity which decays with projective paths is deduced. 结合扇形计算机断层成像原理和火焰辐射传递方程,推导出辐射强度随投影路径衰减的控制方程。
- The nonorthogonal curvilinear coordinate transformation equation is used to disperse and compute the control equation of temperature field,producing the body-fitted grids of the physical plane of the trapezium region. 运用非正交曲线坐标转换方程对其温度场控制方程进行离散和求解,生成了梯形区域物理平面的贴体网格,同时应用非正交曲线坐标系对任一角度的梯形区域的流场进行模拟计算。
- The control equation are the N-S equation , Baldwin-Lomaxturbulence model. The discrete of equation is finite volume control way to solute directly. Used the multi-grid and remnant polished technique to accelerate the convergence. 控制方程采用直角坐标系下的 N-S 方程组、Baldwin-Lomax 湍流模型,方程的离散采用有限体积控制法中心差分格式直接加以求解,采用了多重网格技术和残差光顺等技术来加速收敛。
- In this paper, we put forward the movement control equation on the basis of the theory about the FW (fiber winding) of the FRP (fiber reinforce plastic) traffic circle pressure vessel. 在对纤维增强塑料 (FRP)圆环压力容器的纤维缠绕 (FW)规律进行理论分析的基础上 ,建立了缠绕运动控制方程 ,为纤维缠绕机 (FWM)计算机控制 ,提供理论依据
- This paper introduced the control equation, consti tutive equation and related rheologic theories of continuous medium model and the used FLOTRAN modul e of the finite element software ANSYS. 基于连续介质理论,应用有限元软件ANSYS的FLOTRAN流体分析模块,对金属粉末注射成形过程进行了模拟分析,揭示了金属粉末注射成形时喂料流动填充型腔的速度、压力随注射时间变化而变化的关系;
- The virtual environment is constructed using the focus-defocus theory of microscope and the CAD model, and the depth information of microscope is integrated in the servo control equation. 利用显微镜聚焦-失焦理论并借助于器件CAD模型构造虚拟环境;
- This paper firstly sets up mathematical model of gas flow in the gas film,under a series of hypothesis,calculation control equation -simplified Navier-Stokes equation and obtains boundary conditions. 首先建立了气膜流场中气体流动的数学模型,在提出了一系列假设条件的前提下,得到了气膜间隙中气体流动的控制方程即简化的纳维尔-斯托克斯方程及边界条件;
- The weakly compressible fluid control equations and the large eddy simulation turbulence model are expounded. 摘要阐述了二维弱可压缩流体流动控制方程和大涡模拟湍流模型。
- The properties of fire smoke flow in fire tunnel was simulated and computed by using fire flow control equations. 摘要利用矿岩自燃发火巷道烟气流动所遵循的控制方程,对烟气流动特性进行数值了模拟。
- The FDM is applied to the numeric discreteness of control equations under the new coordinates and the corresponding programs are developed. 采用有限差分法对新坐标系中的模型控制方程进行了数值离散,根据差分格式编制了相应的计算程序。