-
shexianzhuizong
地震射线追踪，程序采用分段式，精美的代码(Seismic ray tracing, the program uses piecewise form, exquisite code.)
- 2018-04-09 17:00:25下载
- 积分：1
-
本书是为工科高年级学生写的教科书，可以作为控制系统领域的首门课程的教材。本书详尽地论述了连续控制系统的分析和研究方法，各章节包括动态系统的数学模型、瞬态响应和稳...
本书是为工科高年级学生写的教科书，可以作为控制系统领域的首门课程的教材。本书详尽地论述了连续控制系统的分析和研究方法，各章节包括动态系统的数学模型、瞬态响应和稳态相应分析、根轨迹分析、控制系统设计的根轨迹法、频率响应分析、控制系统设计的频率响应法，以及PID控制与二自由度控制系统等内容。-This book is for the engineering of high-grade students to write the textbooks, can serve as a control system for the field of teaching the first door. The book discusses in detail a continuous control system analysis and research methods, including dynamic system of various sections of the mathematical model, the corresponding transient response and steady-state analysis, root locus analysis, control system design of the root locus method, frequency response analysis, control System frequency response method, as well as PID control and two degrees of freedom control system, etc..
- 2022-03-07 09:12:55下载
- 积分：1
-
PV_MPPT_boost_D_PO_2015rb
仿真算法
1）PV光伏电池模型采用工程实用C1C2数学模型；
2）采用基于占空比扰动的PO扰动观察法实现MPPT最大功率跟踪；
3）采用信号发生器和开关自由组合，实现4种工作模式：模式1，温度固定，光照固定；模式2，温度固定，光照突变；模式3，温度突变，光照固定；模式4，温度突变，光照突变；
4）跟踪效果良好，能够适应环境变化；
5）各个模块功能明确，方便学习和理解。(Simulation algorithm
1) The practical engineering C1C2 mathematical model is adopted in the PV photovoltaic cell model.
2) The maximum power tracking of MPPT is realized by using the PO perturbation observation method based on duty cycle perturbation.
3) The signal generator and switch are combined freely to realize four working modes: mode 1, temperature fixing and light fixing; mode 2, temperature fixing and light mutation; mode 3, temperature mutation and light fixing; mode 4, temperature mutation and light mutation;
4) The tracking effect is good and can adapt to environmental changes.
5) The functions of each module are clear and easy to learn and understand.)
- 2021-01-07 14:08:53下载
- 积分：1
-
VB从浏览器缓存中提取指定文件
VB从浏览器缓存中提取指定文件，IE缓存文件查看提取工具，查找指定的URL文件是否在IE缓存中，主要参考了PSC的代码。SendMessage实际使用时,要把 lParam 参数的类型改成需要使用的类型,一般还要加上Byval，程序将读取全部Cache文件名称，用来查找指定的文件
- 2022-05-09 08:14:52下载
- 积分：1
-
圆阵
运用圆组合阵列定位噪声源，里面有几种简单的算法(There are several simple algorithms for locating noise sources using circular array.)
- 2019-04-09 11:13:48下载
- 积分：1
-
shooting
两点边值问题的打靶法,也是自己亲手做的一个作业(Boundary Value Problems shooting method, also by myself)
- 2014-06-04 16:42:09下载
- 积分：1
-
structural dynamics
使用newmark-β方法求解单/多自由度结构的振动响应(The vibration response of a single-degree-of-freedom/multi-degree-of-freedom structure is solved by using the newmark- mode method)
- 2018-05-31 16:45:54下载
- 积分：1
-
探头声场仿真
说明： 超声波探头聚焦声场仿真和水浸探头以及相控阵探头，可以通过设置探头频率和探头直径，模拟超声发射声场，实用性强。(The simulation of focused acoustic field of ultrasonic probe can simulate the acoustic field of ultrasonic emission by setting probe frequency and probe diameter, which is practical.)
- 2021-03-29 20:39:10下载
- 积分：1
-
check and update program
check and update program
- 2023-04-20 22:20:03下载
- 积分：1
-
sqlite-amalgamation-3071700
sqlite数据库C源码接口程序,通过此程序可以创建,修改和删除SQLITE数据及数据(sqlite database C source interface program, through this process can create, modify, and delete data, and data SQLITE)
- 2013-07-17 16:28:51下载
- 积分：1
