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white_LED
交流白色LED灯驱动电路的浅析，测试表明已达到预期的效果(The exchange of the white LED lamp driver circuit of the analysis, testing has indicated that the desired results)
- 2010-01-27 21:30:59下载
- 积分：1
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数据挖掘概念与技术
初级了解数据挖掘可下载，大致明白什么是数据挖掘以及简单的案例(Preliminary connection data mining)
- 2018-05-29 15:58:16下载
- 积分：1
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IEC61850应用入门 [何磊 编著] 2012年版
说明： 《IEC61850应用入门》是一本帮助读者理解、掌握IEC61850知识内容和思想精髓的参考书。全书共分五章：第一章简单介绍常规变电站自动化系统的不足，主要介绍了IEC61850标准的内容、特点和发展趋势；第二章介绍面向对象的基本概念，OSI、TCP/IP网络模型，以太网技术基础，XML、XMLSchema基础和常用软件工具；第三章介绍IEC61850的分层信息模型、具体定义、配置方式与配置文件；第四章主要介绍MMS基础知识、IEC61850与MMS的映射关系、MMS与ASN.1编解码和MMS典型报文分析；第五章介绍GOOSE服务、IEC61850—9—2SV服务、简单网络时间协议和IEEE1("Introduction to IEC61850 application" is a reference book to help readers understand and master the knowledge content and ideological essence of IEC61850. The whole book is divided into five chapters: the first chapter briefly introduces the shortcomings of conventional substation automation system, mainly introduces the content, characteristics and development trend of IEC61850 standard; the second chapter introduces the basic concept of object-oriented, OSI, TCP / IP network model, Ethernet technology foundation, XML, XML schema foundation and common software tools; the third chapter introduces the layered information model and specific definition of IEC61850 , configuration mode and configuration file; Chapter 4 mainly introduces MMS basic knowledge, mapping relationship between IEC61850 and MMS, MMS and ASN. 1 encoding and decoding and MMS typical message analysis; Chapter 5 introduces goose service, iec61850-9-2sv service, simple network time protocol and ieee1)
- 2021-02-16 23:19:46下载
- 积分：1
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UsersManual_en
digsilent软件学习指导书籍，中文版的，比较难找。(Digsilent software learning guide books, the Chinese version, more difficult to find.)
- 2017-02-13 10:22:16下载
- 积分：1
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tybpq
目前国内唯一一本介绍通用变频器的书籍，各大变频器厂商都将其作为工作手册使用。对目前国内较缺的矢量变频器 高压变频器作了一般性介绍。对DSP电机控制有指导作用。(At present, only a general-purpose inverter, introduced books, major inverter manufacturers will use its position as the work manual. Than the current lack of domestic vector converter high voltage inverter a general introduction. DSP motor control of the guiding role.)
- 2008-06-19 13:49:13下载
- 积分：1
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Lua程序设计（第2版）中文
Lua程序设计（第2版）中文，电子工业出版社出版。(Teaching lua programming)
- 2019-06-11 16:09:23下载
- 积分：1
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MATLAB Codes for Finite Element Analysis
有限元分析的matlab代码- 结构
本书旨在为读者提供一些有限元的matlab代码。
在简短介绍MATLAB之后，这本书说明了有限元。
用简单的脚本和函数实现一些问题。
.离散系统，如弹簧和杆
.梁和框架在二维和三维中的弯曲
.平面应力问题
.弯曲板
.Timoshenko明德林梁和板的自由振动，包括叠层复合材料
.Timoshenko梁和明德林板的屈曲(MATLAB Codes for Finite Element Analysis- Solids and Structures
This book intend to supply readers with some MATLAB codes for finite element analysis of solids and structures.
After a short introduction to MATLAB, the book illustrates the finite element
implementation of some problems by simple scripts and functions.
The following problems are discussed:
.Discrete systems, such as springs and bars
.Beams and frames in bending in 2D and 3D
. Plane stress problems
.Plates in bending
.Free vibration of Timoshenko beams and Mindlin plates, including laminated composites
.Buckling of Timoshenko beams and Mindlin plates)
- 2020-12-08 09:39:20下载
- 积分：1
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时间序列大作业用eviews
用Eviews对时间序列进行平稳性检验并建模(Using Eviews to verify and model time series)
- 2020-07-06 22:48:58下载
- 积分：1
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时间序列分析及应用：R语言，潘红宇
《时间序列分析及应用：R语言，潘红宇》书籍分享(Time Series Analysis and Application: R Language, Pan Hongyu)
- 2019-02-16 21:50:38下载
- 积分：1
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electromagneticmethod
说明： 这本书是纳比吉安的电磁法的经典之作，现在市面已经很难找到，希望对想学电磁法的朋友，能有一定的帮助。(This book is the electromagnetic Nabi Ji law classic, and now the market has been hard to find, want to want to study electromagnetic method of friends, can have some help.)
- 2009-08-28 09:37:02下载
- 积分：1
