搜索资源列表
A47
- 利用DSP控制直流无刷电机 直流无刷电机实际属于永磁同步电机，一般转子为永磁 材料，随定子磁场同步转动。这种电机结构简单，而且由于 移去了物理电刷，使得电磁性能可靠，维护简单，从而被广 泛应用于办公自动化、家电等领域。-use DSP Brushless DC motor control brushless DC motor is actually permanent magnet synchronous motor, general of the permanent magnet
TKS_Keil
- 电信通信的作用是传递信息，在现代社会中占据重要的基础设施地位。对于个人、团体、国家而言，顺畅的信息传递都是基本的需求? 这种地位决定了人们要求随时能够使用电信业务，也就是电信通信服务通常要求全天候可用。而且电信通信是采用电磁系统进行非实物形态的信息传递，与邮政通信相比具有高度的时效性 -telecommunication role is to convey the message that in a modern society occupy an important infrastruc
Fast_Marching_Methods
- In optics and acoustics this equation describes the propagation of electromagnetic or pressure waves through some non-homogenous medium.
impedance_park_figure
- 电磁场与电磁波课程精华，阻抗园图总结，非常精辟-Electromagnetic fields and waves course the essence of impedance park figure sum, very insightful
EMIStream_Sales_demo
- EMIstream（电路板电磁分析软件） 视频教程-EMIstream (circuit board electromagnetic analysis software) video tutorial
shuangjiaoxianshipinchuanshu
- 双绞线视频传输器（双绞线视频收发器）是利用五类网络线缆代替同轴电缆，不仅解决了安防和视频广告工程中普通视频电缆存在的远距离传输信号严重失真和在复杂工业环境下的电磁视频干扰问题，而且大大节约了线路建设成本，施工和维护也变得十分简便，成为视频监控工程在解决1-3公里中长距离传输问题上的一种最为经济实用的办法。-Twisted pair video transmitter ( UTP Video Transceiver ) is the use of five kinds of network cab
Electromagnetic-flowmeter
- 电磁流量计注意事项和常见的问题，及解决办法-Electromagnetic flowmeter matters needing attention and common problem
Direct-torque-vector-subdivision
- 针对永磁同步电机的传统直接转矩控制中的磁链和转矩脉动大的缺点,提出了十二扇区细分的磁链闭环控制方法和相应的电压开表。分析了电压矢量对电磁转矩和定子磁链的作用,得到有限的扇区和电压矢量会造成转矩和磁链脉动大。理论和实验对比分析了六扇区划分和十二扇区划分的控制性能。实验结果表明十二扇区划分的PMSM直接转矩控制方法,既保证了DTC的快速性,又很好地降低了转矩与磁链脉动。 -For the tradition of permanent magnet synchronous motor direct
diancichang-diancibo
- 电磁场与电磁波课题阶段性研究以及公式推导-Electromagnetic Fields and Waves phased research topics as well as the derivation formula
aconnect
- 对于交流电磁接触器的各种分类以及电磁接触器的选型参数的各种意义，便于对电磁接触器的选型-For the various meanings of the various AC electromagnetic contactor' s electromagnetic exposure classification and selection parameters, to facilitate the selection of the electromagnetic contactor.
juxingbodaozhongdiancifenbu
- 这是关于矩形波导中电磁波的分布特性的文章，希望对大家有用-This is about the distribution characteristics of electromagnetic wave in rectangular waveguide article, we hope to be useful
electromagnetic
- Final exam of electromagetic
IElboundary
- 本书介绍了电磁场积分方程在新的非规则边界情况下的计算方法，该方法大大扩展及积分方程在计算电磁学领域的应用范围，也为奇异边界值问题提供了新的计算途径！-This book describes the calculation of electromagnetic field integral equation in the new situation of irregular borders, which greatly expanded and integral equation in compu
MeshfreeVIE
- 该论文介绍了电磁场积分方程的无网格数值计算方法，传统的体积分数值计算都需要进行网格剖分，网格剖分的好坏直接影响着数值计算的速度和精度，很多精细结构很难用网格来模拟，无网格技术可以很好地解决此类问题！-This paper describes the meshless numerical method electromagnetic integral equations, numerical integration of traditional body calculations require
Household-appliances-EMC
- 小家电产品的电磁兼容标准，里面含有国标、欧标等几个通用国家的标准。-Electromagnetic compatibility standards of small household appliances, which contains the national standard, European standard and several other common national standards.
fwdmod_david2
- Electromagnetic Geophysics Method program for subsurface modelling.-Electromagnetic Geophysics Method program for subsurface modelling.
Electromagnetic-Parameters
- 材料的散射参数计算或者测量得到后，可以用来反演其等效电磁参数，文章系统介绍该方法-The Comprehensive Retri Method of Electromagnetic Parameters Using the Scattering Parameters of Metamaterials for Two Choices of Time-Dependent Factors