内容文稿完整电路哥课件1 introduction.ppt,Power Electronics JIANG Xiaohua 蒋晓华 Sun Kai 孙凯 Electrical Engineering Dept. Autumn Semester, 2016 Introduction I.1. Introduction to power electronics I.2. Some applications I.3. Elements of power electronics
Position and significance in the human society Electric power is used in almost every part and everywhere of modern human society. Electric power is the major form of energy source used in modern human society. The objective of power electronics is right on how to use electric power, and how...
electronics Electronics Electronics Information electronics: to process information Information electronics: to process information Power electronics: to process electric power Power electronics: to process electric power Other classifications of electronics Other classifications of electronics Electronics Electronics ...
PowerElectronics Chapter1Introduction PowerElectronics Outline I.Whatispowerelectronics?II.ThehistoryIII.ApplicationsIV.AsimpleexampleV.Aboutthiscourse 2 PowerElectronics I.Whatispowerelectronics?1)Definition2)Relationwithinformationelectronics3)Theinterdisciplinarynature4)Positionandsignificanceinthehumansociety 3 Power...
6Interdisciplinarynatureofpowerelectronics 消费者的生活态度描述—有品牌意识强,关注健康,认可广告消费者媒介接触行为分析—户外和电视媒体接触度突出;而杂志、电影院和因特网的目标受众偏好度表现较好•Powerelectronicsreferstocontrolandconversionofelectricalpower bypowersemiconductordeviceswhereinthesedevicesoperateas ...
电子商务-英文版-Chapter 1 Introduction to Electronic Commerce.ppt,Chapter 1 Introduction to Electronic Commerce DEVELOPMENT HISTORY OF CHINESE EC 05 Since 1995, Chinas e-commerce has experienced from the “tool”, “channel” to “infrastructure” these
A Short Circuit Electricity always follows the path of least resistance to get from the power to the ground. When it takes a short cut it’s called a “Short Circuit” Circuit Diagrams Our circuit diagrams will always: Contain a legend explaining any symbols Have a title and your name ...
The power of postponement. * Are things changing faster? What are examples of these: EU Semiconductors, electronics Internet, “big box” stores How has shopping for a car changed? * Strategic: long-lasting effect (Warehouses) Tactical: quarterly to annually (Purchasing/Production decisions, ...
4、, transport, and present information To distribute and convert energy between various formsElectrical Engineering SubdivisionsCommunication systemsComputer systemsControl systemsElectromagnetics Electronics Photonics Power systems Signal processingmechanics+electronics = mechatronicsautomobile elect 5、ronic systemWhy...
Choice of a device Refer to a manual. Power dissipation is an important factor to be considered. 电阻将电能转换成热能,使自身温度升高,其负荷能力取决于电阻长期稳定工作的允许发热温度。不同类型的电阻有不同系列的额定功率。通常在0.05一500W之间。选择电阻功率,应使额定值高于其在电路中的实际值1.5一2倍...