数值散射是辐射传递方程近似算法中最常见的离散误差。
Numerical scattering is one of the most common discretization errors in the numerical method for radiative transfer equation.
利用有限单元法离散求解辐射传递方程和能量控制方程。
The finite element method is applied to solve the radiative heat transfer equation and energy conservation equation discretely.
建立的粉尘在巷道中的传递方程是一个二维平流扩散输运方程。
The transfer equation for dust given in this paper is a equation of two dimensional airflow diffusion transport.
图1所示为理想和带增益误差的3位ADC转换器的传递方程。
Figure 1 shows the transfer function of an ideal 3-bit ADC and the same converter with gain error.
在建立拱的振动传递方程时,考虑了拱内的轴向变形和几何刚度。
The geometric stiffness and the axial deformation of arch are considered in formulating its vibration transfer equation.
这些过程遵循质量传递方程,它类似于前面推导出来的能量方程。
These processes are governed by the mass transfer equation, which is similar to the energy equation previously deduced.
阐述了含吸收散射性介质三维空腔内辐射传递方程的离散坐标解法。
The discrete ordinate approximation method of three dimensional radiative transfer equation in absorbing scattering medium is expounded.
采用分散式的三层蒸散发模型和水分传递方程,模拟流域蒸散发过程。
With dispersed triplex evaporation and diffusion model and moisture transfer equation, process of evaporation and diffusion in a basin is simulated.
建立了机构的运动学正逆封闭解方程、作业空间解析解和速度传递方程。
Closedform solutions were developed for the inverse, the direct kinematics, the workspace limits and the velocity matrix.
利用传递定律,结合广延量的平衡方程,导出了传递方程的普遍化表达式。
With the transfer laws and the balance equation, three kinds of generalized expressions of transfer equations are derived.
从传递方程也注意到基准电压误差对较高输入电压转换器的结果影响更大。
You will also notice from the transfer function that the reference errors have more influence on the converter results with higher input voltages.
采用离散坐标法、控制容积法耦合求解辐射传递方程、能量方程及N - S方程。
The discrete ordinate method and the control volume method are employed to solve the radiative transfer equation and the energy equation combined with the N-S equation.
建立了金属风暴武器部件传递方程和传递矩阵、系统特征方程,解决了振动特性快速计算难题;
Parts transfer equation, parts transfer matrix and system characteristic equation are established and fast calculation problem for natural vibration characteristic of MSW is solved .
建立了考虑表面凹槽时的应变传递模型,经过力学分析得出了应变传递方程及传递系数的表达式;
Strain transfer model considering the surface groove was established, and the expression of strain transfer equation and transfer coefficient was obtained by mechanics analysis.
该方法是在辐射传递方程离散坐标近似的基础上,用求目标函数极小值的共轭梯度法进行反演计算。
The inverse problem is solved using conjugate gradient method of minimization based on discrete ordinates method of radiative transfer equation.
对新建建筑的综合热质耦合传递进行了模拟,建立了围护结构和室内空气的综合热质耦合传递方程。
The whole building heat and mass coupled transfer was modeled. The heat and mass transfer conversation equations of envelope and indoor air were built.
该方法从红外成像系统信号传递方程出发,模拟生成不同空间频率、辐射温度的标准四周期矩形样条;
Standard four periodical rectangular patterns with typical spatial frequency and radiometric temperature were generated according to signal transfer equation.
采用辅助变量辨识方法辨识得到单输入单输出差分方程和Z传递函数。
Through instrumental variable identification method, the single input single output difference equations and the Z transfer function were gotten.
在传递函数模型中,这些方程经过(拉氏)变换,并消去中间变量,以求得所选定的输入输出变量间的关系。
In transfer function models these equations are transformed and variables are eliminated between them to find the relation between selected input and output variables.
首先推导了适用于某第三代超声速战斗机横航向运动方程和传递函数。
Firstly, the directional lateral motion equations and transfer functions suited for the certain third generation fighter were deduced.
状态空间模型的推导与传递函数的推导没有什么不同,总是先将描述系统特性微分方程写出来。
The derivation of state space models is no different from that of transfer function in that the differential equations describing the system dynamics are written first.
以国内广泛使用的传递系数法的平衡方程为基础,运用“国际结构安全度联合委员会(JCSS)”推荐的验算点法建立土坡稳定性概率分析模型。
Based balance equation of transfer coefficient method that widely used in domestic, applying checking point method recommended by JCSS, establish probability analysis for stability of slope model.
运用材料的粘塑性本构方程建立了新的切削动力学模型及其传递函数,并给出了材料粘性系数表达式。
A new cutting dynamic model and its transfer function as well as the formula of the viscous coefficient are established in the overstress constitutive equation.
利用维纳——何甫方程求出脉冲传递函数。
The impulse transfer function is found through Wiener-Hopf equation.
常系数的常微分方程变换为代数方程可以用于实现传递函数的概念。
Ordinary differential equation with constant coefficients transform into algebraic equations that can be used to implement the transfer function concept.
阐述液压桩机的控制系统;建立液压伺服机构的微分方程和导出传递函数。
This paper first illustrates the control system of hydraulic pile divers, establishes the differential equation of the hydraulic servo and determines the transfer function.
模型中采用传质、传热速率方程表征实际塔板上的传递过程,避免了级效率的计算。
Mass and energy transfer rate equations are used in describing the transfer processes on real trays and thus the computations of stage efficiencies are entirely avoided.
模型中采用传质、传热速率方程表征实际塔板上的传递过程,避免了级效率的计算。
Mass and energy transfer rate equations are used in describing the transfer processes on real trays and thus the computations of stage efficiencies are entirely avoided.
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