针对带有灌溉系统并装设灯泡式机组的径流水电站,进行了计及涌浪影响的全枢纽过渡过程计算,并在稳态初值计算中使用虚拟阻抗法对流体网络进行求解;
For this reason, this paper puts forward the method of virtual resistance to calculate the initial value of this system and to calculate the transient considering the effect of the ground swell.
所以我先计算叫,的东西,called,the,base,move。,它是我们计算实际值时,用到的初值。
So I'm first going to compute something base move Think of this as kind of the basis from which we'll be computing the actual move.
仿真计算结果表明这种离散化的方法应用于此轨道优化问题可以避免传统轨道优化方法对初值敏感的问题。
The results of calculation and simulation indicate that application of the discrete method for problem of trajectory optimization can avoid the problem of initial value sensitivity.
该方法可为精确轨道计算提供较好的初值,大大缩短了轨道精确计算所需的时间。
This method can also provide good initial guess value for precise orbital calculation and greatly reduce the time for calculating precise transfer trajectories.
本文介绍了根据列表曲线的离散点计算各程序段初值的一般方法。
This paper presents a general method for calculating the initial values of the programmes according to the dispersed coordinate points.
后者需要初值足够接近结果,以避免陷入讨厌的局部极小点并节约宝贵的计算时间。
And for the latter, initial value should be sufficiently close to the result to avoid the nasty local minimum and save the precious computation time.
仿真实验研究表明:这种新型混合优化算法,计算简单,收敛速度快,初值鲁棒性好。
The simulative experiment demonstrates that this new kind of mixed optimal algorithm is simple in computation, rapid in convergent speed and good in robustness of initial value.
实例计算表明同伦函数法是一种对初值要求不高,对各种非理想物系分离计算效果较好的一种算法。
Case studies show that homotopy continuation method is an effective algorithm for the calculation of various nonideal systems separation with not high requirements for initial value.
当给子程序的参数赋以初值后,由计算机控制自动绘图机绘制出尺寸界线、尺寸线、箭头和注写尺寸数字。
After the subroutine parameter is given the origin number, the plotter controlled by computer can draw out automatically extension line, dimension line, arrowhead and write dimension figures.
计算MACD首先要选定移动平均线的初值,一般以起始日的收盘价作为指数平滑移动平均线(EMA)的初值。
Firstly select initial value of moving average to calculate MACD; we generally consider the close of beginning date as the initial value of EMA.
实验结果表明:动力系统的预报时效不仅与初值误差有关,而且在一定条件下敏感地依赖于计算采用的时间步长和计算精度。
From the result we found that the predictability time is not only depend on initial error but also sensitive to the precision and the time step-size used in the computation.
建立了间歇精馏无回流操作过程的数学模型,采用四阶龙格库塔法求解初值问题,计算无回流开工过程及间歇精馏脉动操作过程中无回流周期内各塔板浓度变化的动态特性。
The dynamic characteristic of concentration change on plates of batch rectification column in no reflux start up process and in no reflux period of pulse operation process have been calculated.
结果表明延拓法对初值要求低,是油藏流体相平衡计算的一种有效算法。
The results showed that continuation method is an efficient algorithm for the phase equilibrium calculations of reservoir fluids.
计算结果表明,这种方法计算快速、稳定收敛,对反演初值要求不高,结果准确。
Inversion results show that quick calculation, steady convergence, little request for inversion starter and veracious results are the characteristics of this method.
对计算公式的收敛性、迭代初值的选取和临界水深的计算进行了讨论,并列举了应用实例。
The convergence of formula, the determination of initial value to iteration and the calculation of critical depth of water has been discussed, and applied examples are listed is this paper.
适定的正压原始方程组广义初值问题解析解的计算程序。
Present the computer program for finding an analytic solution of well-posed barotropic primitive equations' general initial value problem.
适定的大气环流方程组广义初值问题解析解的计算程序。
Present the computer program for finding an analytic solution of well-posed atmospheric circulation equations' general initial value problem.
计算结果表明,该法对初值稳定。
It is shown that the method is stable for any initial value.
通过计算机仿真,验证了该算法对初值的鲁棒性和复原的效果优于基于均匀分布随机扰动量模拟退火盲解卷积算法,提高了收敛到最优解的速度。
Simulation results show that the improved method has better quality, robustness and speed of convergence comparing with simulated annealing algorithm based on uniform distribution random perturbation.
通过计算机仿真,验证了该算法对初值的鲁棒性和复原的效果优于基于均匀分布随机扰动量模拟退火盲解卷积算法,提高了收敛到最优解的速度。
Simulation results show that the improved method has better quality, robustness and speed of convergence comparing with simulated annealing algorithm based on uniform distribution random perturbation.
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