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6个程序
说明: 齿轮动力学分析,计算吸引子,庞加莱截面图,返回映射吸引子等(Gear dynamic analysis, calculation of dynamic load factor, displacement acceleration and so on)
- 2021-01-24 16:28:38下载
- 积分:1
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prony_analysis
复指数法是根据结构的自由振动响应或脉冲响应函数可以表示为复指数函数和的形式,然后用线性方法来确定未知参数。其主要思想是从振动微分方程的振型叠加法原理出发,建立动力响应与模态参数之间的关系表达式,通过对脉冲响应函数进行拟合可以得到完全的模态参数,获得了良好的拟合效果。基本方法是以Z变换因子中包含待识别的频率,构造Prony多项式,使其零点等于Z变换因子的值。这样,将求解Z变换因子转化为求解Prony多项式的系数。这里给出用矩阵解Prony多项式的系数的MATLAB程序。()
- 2008-02-19 05:59:19下载
- 积分:1
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Calculation of the level of heavy oil thermal recovery wells possession limit cu...
计算稠油热采油藏水平井吞吐单井经济极限累积产油量的程序,原理是根据动态经济评价法以及结合生产动态求解得到。-Calculation of the level of heavy oil thermal recovery wells possession limit cumulative throughput single well oil production economy of the process, the principle is based on the dynamic economic evaluation method for solving the dynamic combination of production to be.
- 2022-03-05 23:40:34下载
- 积分:1
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18、寻迹避障二合一
说明: 该源码可以同时实现智能小车循迹的功能和避障的功能(The source code can realize the function of intelligent car tracking and obstacle avoidance at the same time)
- 2020-01-31 17:51:53下载
- 积分:1
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空间矢量异步电机变频器-
我们设计的异步电机变频调速器以TMS320F28035芯片为控制核心,通过输出三相PWM波控制智能功率模块IPM驱动三相异步电机。我们使用空间矢量SVPWM算法,并对其进行了优化。采用异步电机无传感器测速算法省去了昂贵的光电编码器,大大节省了成本。同时开创性的研发了自动根据运行环境调节的自适应变频算法,使我们的变频调速器可以在电网条件恶劣的乡村山区工作,由此该变频器已被一家民用水泵生产企业预订。(We design the asynchronous motor frequency conversion governor with TMS320F28035 chip as the control core, and output three-phase PWM wave to control the intelligent power module IPM to drive the three-phase asynchronous motor. We use space vector SVPWM algorithm and optimize it. The sensorless speed measurement algorithm of asynchronous motor eliminates the expensive photoelectric encoder and greatly saves the cost. At the same time, pioneering research automatic conversion algorithm based on adaptive adjustment of the operating environment, we can make VVVF in power grid conditions of rural area, thus the inverter has been a civil pump manufacturer reservation.)
- 2017-10-19 22:34:05下载
- 积分:1
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pb播放器
媒体播放器 点击播放 播放对应网站媒体在线视频(power buider media player)
- 2020-06-25 18:40:01下载
- 积分:1
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cellular automata
说明: 双向八车道高速公路合流区最大交通流率计算(Calculation of the maximum traffic flow rate in the confluence area of two-way eight Lane Expressway)
- 2020-01-30 19:57:03下载
- 积分:1
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ti-idf算法,实现对英文文档的检索,把多篇文档中的词(英文单词),按照权值从小到大进行排列...
ti-idf算法,实现对英文文档的检索,把多篇文档中的词(英文单词),按照权值从小到大进行排列-ti-idf algorithm, the realization of the English document retrieval, to document more than words (English words), in accordance with the right values to be ranked from small to large
- 2022-07-08 03:08:07下载
- 积分:1
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simulated annealing algorithm for traveling salesman problem (with C#)
模拟退火算法求解货郎担问题(用C#实现)-simulated annealing algorithm for traveling salesman problem (with C#)
- 2023-03-29 02:30:04下载
- 积分:1
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玩双色球的过程中,无论把33个红色备选号码球怎样划分区间,总会时不时地有某个区间不出号(即所谓的断号或断档)。如果我们在选号时,能够把不出号的区间排除在我们选号...
玩双色球的过程中,无论把33个红色备选号码球怎样划分区间,总会时不时地有某个区间不出号(即所谓的断号或断档)。如果我们在选号时,能够把不出号的区间排除在我们选号范围之外,就会大大缩小选号的范围,增加中奖的机会。
-Loans play the process, regardless of the number 33 red balls what division options range from time to time there will always see a certain number range (the so-called off or断档).选号If we can not issue the interval excluded from the scope of our选号, it will greatly narrow the scope of选号to increase the chance of winning.
- 2023-04-30 03:50:04下载
- 积分:1