点击切换搜索课件文库搜索结果(239)
文档格式:PPT 文档大小:266.5KB 文档页数:11
DC滤波电路中的L和交流电抗有所不同,在该L 中要通过很大的直流电流和一定的交变电流。处在直 流工作状态下的有芯电感受直流磁化的影响,极易发 生偏磁饱和,为保持电感的线性度,这类电感在制作 时磁路上要保留较大的气隙
文档格式:PPT 文档大小:63KB 文档页数:7
C型变压器是采用晶粒取向冷轧硅钢带卷绕而 成的一种变压器。具有材料利用率高、电磁性能好、 工装简单、体积小、重量轻和效率高等优点
文档格式:PDF 文档大小:175.28KB 文档页数:8
The TA8025P TA8025F is an IC designed for making the esigneo or ma output signal from electromagnetic pick up sensor and etc.... waveform-shaping. The Vth of input has hysteresis that is TA8025P division value between peak voltage of input signal and. Features Input frequency
文档格式:PPS 文档大小:6.63MB 文档页数:141
2.1单相可控整流电路 2.2三相可控整流电路 2.3变压器漏感对整流电路的影响 2.4电容滤波的不可控整流电路 2.5整流电路的谐波和功率因数 2.6大功率可控整流电路 2.7整流电路的有源逆工作状态 2.8晶闸管直流电动机系统 2.9相控电路的驱动控制
文档格式:PDF 文档大小:51.66KB 文档页数:7
The Bipolar Junction Transistor The term Bipolar is because two type of charges (electrons and holes) are involved in the flow of electricity The term Junction is because there are two pn Junctions There are two configurations for this device n-type p-type n-type
文档格式:PDF 文档大小:105.99KB 文档页数:2
he World's Largest-Capacity 8kV/3.6kA Light-Triggered Thyristor by Katsumi sato* Mitsubishi Electric has developed an 8kV/3.6kA light-triggered thyristor (LTT) based on a six inch wafer for power-converter applications in igh-voltage DC transmission and back-to-back systems. New design features give the device
文档格式:PDF 文档大小:105.23KB 文档页数:9
VDRMI VARM =10ms 1/2 sine. Vosu V asM =VDRM+ 100V respectively. Lower voltage grades available. ORDERING INFORMATION When ordering select the required part number shown in the Voltage Ratings selection table r ex For example:
文档格式:PDF 文档大小:219.23KB 文档页数:6
DoC. No. 5SYA1036-03 Sep Two thyristors integrated into one wafer Patented free-floating silicon technology Designed for traction, energy and industrial applications Optimum power handling capability Interdigitated amplifying gate The electrical and thermal data are valid for one thyristor half of the device
文档格式:PDF 文档大小:499KB 文档页数:14
(1) Hole particle current from E to B (2)Electron particle current from B to E (3)Recombination current in B (4) Hole particle current originating in E and reaching C (5)Reverse electron particle current from c to B (6) Reverse hole particle current from b to c (What is difference between \current\ and\particle current ? OE F Schubert, Rensselaer Polytechnic Institute, 2003
文档格式:PPT 文档大小:63KB 文档页数:7
单相C型变压器计算 C型变压器是采用晶粒取向冷轧硅钢带卷绕而成的一种变压器。具有材料利用率高、电磁性能好工装简单、体积小、重量轻和效率高等优点
首页上页1011121314151617下页末页
热门关键字
搜索一下,找到相关课件或文库资源 239 个  
©2008-现在 cucdc.com 高等教育资讯网 版权所有