In this paper, we study the decreasing types of the output of oil field opened by pouring water and the successive approximation method of its solution in mathematics and seepage flowing mechanics.
从数学和渗流力学概念对注水开发油田产量递减类型和判别求解方法进行了研究,提出产量递减类型应为指数递减和双曲线递减两种类型;双曲线递减的递减指数n的变化范围应为0<n<∞;递减类型判别和递减参数求解方法可以根据最小二乘法原理,采用数学逐次逼近法直接求解产量随时间递减的关系式。
The equivalent stop and P~∞、W~∞ successive approximation methods used in the design of zooming lens are described.
介绍在变焦距镜头设计中采用的两种方法:等效光阑法和P~∞,W~∞逐次逼近法。
The solution to the Goursat problem of the equations is obtained by means of the classical characteristic method and the successive approximation method.
本文通过经典的特征线法和逐次逼近法方法求解两个自变量的一般线性双曲型方程组的Goursat问题,得到了其经典解的存在唯一性,并进一步讨论了其解对边界条件的连续依赖性。
A successive approximation approach designing optimal controllers is developed for a class of nonlinear discrete-time systems.
研究了非线性离散系统最优控制问题,提出一种逐次逼近方法;首先将系统的最优控制问题转化为非线性两点边值问题族,然后通过构造线性两点边值问题族,将非线性两点边值问题转化为非奇次线性两点边值问题族;得到的最优控制律由精确控制项和非线性补偿项两部分组成,精确控制项可以通过求解R iccati方程求出其精确解,非线性补偿项由逐次逼近法求解一族线性伴随向量方程的解序列求得;仿真结果证明了逐次逼近方法的有效性。
A successive approximation approach is proposed to solve the FFOC.
为研究含外界确定扰动的线性离散时滞系统的前馈-反馈最优控制(FFOC)问题,提出了设计FFOC的逐次逼近法。
Then, by using the successive approximation approach,the optimal control problem is transformed into a sequence of linear two- point-boundary-value problems.
然后利用逐次逼近法将最优控制问题转化为求解一族无时滞的线性两点边值序列问题。
Application of successive approximation in analyzing non-linear earthquake response;
非线性地震反应时程分析中逐步渐近法的应用
The step by step approximation method can be used to the new phase segment,however,the mixed phase segment can only be solved by .
纯新相段可用逐步近似法,混合相段则必须用数值方法求解。
Optimal Control for Nonlinear Large-Scale Systems: a Successive Approximation Approach;
非线性大系统最优控制:逐次逼近法
Distribution Network Dynamic Reconfiguration Based on Gradual Approaching Method
基于逐次逼近法的配电网络动态重构
Research on Improved Successive Approximation Approach for Optimal Control of Nonlinear Systems;
非线性系统最优控制的改进逐次逼近法研究
Active vibration control for nonlinear vehicle suspensions based on successive approximation approach
基于逐次逼近法的非线性汽车悬挂主动控制
This is analogous to the successive approximation given by the terms of a Taylor expansion.
这类似通过泰勒法展开各项所给出的逐次逼近法。
timate-second estimate method
中天时间逐次逼近算法
Popularization and application of the method to approach one by one in the ordinary physics experiment;
普物实验中逐次逼近调节法的推广应用
The Application & Extension of Gradual Approach in the Solution of Kepler s Equations;
利用逐次逼近方法求解开普勒方程及其推广
Construction and Realization of Gradually Approaching Algorithm on Pricing American Put Options;
美氏卖权定价逐次逼近算法的构建和实现
successive approximation type A-D
逐次逼近型模拟数字转换
Optimize Design of 8-Bit SAR A/D Converter;
8位逐次逼近A/D转换器的优化设计
The Design of 10-Bit SAR ADC;
10位逐次逼近型模数转换器的设计
Design of a 12-bit Successive Approximation Analog-to-Digital Converter;
12位逐次逼近型A/D转换器的设计
Successive approximation method is directed to solve the peak modulation problems.
基于逐次逼近算法求解梯级调峰模型,给出了计算步骤。
There are two ways to perform successive approximation: using hardware and using software mixed with hardware.
实现逐次逼近的办法有两种:使用硬件以及软、硬件混合使用。
The successive approximation converter is of medium speed, and average resolution.
逐次逼近式转换器具有中等的速度和分辨率。
Study and Design of Low-power Successive Approximation Analog-to-digital Converter;
低功耗逐次逼近模数转换器的研究与设计
Research and Design of 12-bit Successive Approximation Analog to Digital Converter;
12位逐次逼近型A/D转换器的研究与设计
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