有源阻抗,active impedance
1)active impedance有源阻抗
1.Based on transmission line theory and extraction method ofactive impedance of waveguide slot,a simplified computation method for the leaky-wall ridge waveguide filter is presented in this paper.基于传输线理论和波导裂缝有源阻抗提取方法,提出了一种脊波导漏壁式滤波器的简化算法。
英文短句/例句
1.The Calculation on the Impedance Matching Techniques of Wide Scan Angle Phased Array Antenna宽角扫描相控阵天线有源阻抗的计算
2.Active resistive converters based on wavelet analysis and integration contronl technology基于小波和超前积分控制理论的有源阻抗变换器研究
3.intrinsic impedance内在阻抗;内阻抗;内禀阻抗;本征阻抗;固有阻抗
4.Resonant Impedance Type Hybrid Active Filter;新型谐振阻抗型混合有源滤波器PITHAF研究
5.It is possible for the feed system to have a low impedance, looking downstream from the pressure source at a certain frequency.在压力源下游，供应系统在某一频率下可能有一低的阻抗。
6.Active-impedance of an array element阵列单元的有效阻抗
7.Shot function and wave impedance inversion via 1D ware equation一维波动方程震源函数与波阻抗反演
8.Applying Load Resistance Analysis to Identification of Flicker Source负荷阻抗分析在闪变源识别中的应用
9.Design of Multi-frequency Current Source for Electrical Impendance Tomography System电阻抗成像系统中的多频恒流源设计
10.Becasue some matchine always occurs, vertical resistance cannot prevent all allo-infection, but it can only reduce the exodemic.由于经常发生对应的异状侵染，垂直抗性不能阻止所有的异体侵染，但只能减少外源流行。
11.A new kind of an active reactor with continuous adjustable inductance and resistance is studied based on the magnetic flux control theory in this paper.研究了一种基于磁通控制原理的电感和电阻连续可调的有源电抗器。
12.The Study of the resistance and the active characteristics on the controlled source受控源“电阻性”和“有源性”的研究
13.It uses the positive impedance in static stability and low-voltage impedance which can effectively prevent the mal-operation in external faults.静稳阻抗和低电势阻抗采用正序阻抗,能有效地防止外部短路造成的误动作。
14.impedance transducer阻抗传感器，阻抗换能器
15.impedance compensator阻抗校正器阻抗补偿器
16.acoustic impedance density声阻抗密度，声阻抗率
17.Hours Low impedance, Suit for use in switching power supplies and high frequence circuit.·85℃2000小时，低阻抗，适用于开关电源及高频电路.
18.2000Hours Low impedance, Suit for use in switching power supplies and high frequence circuit.2000小时，低阻抗，适用于开关电源及高频电路.
相关短句/例句
Active Impedance Control有源阻抗控制
3)source impedance电源阻抗
1.Thesource impedance of the power circuit in the x-ray machine is analyzed in the paperand based on the voltage drop generated by the impedance,the cross-sectional area of the cable is calculated.分析了X线机电源电路阻抗,由电源阻抗产生的电压降计算电缆横截面积,最后给出不同长度电缆对应的电缆横截面积。
2.In order to compare the filter characteristics of different hybrid shunt active power filter(HSAPF) and the influence of thesource impedance to filter performance,four typical topology of the hybrid shunt active power filter(HSAPF) are selected in this paper,of which the operating principles are analyzed.为了比较不同并联混合型有源电力滤波器的滤波特性及电源阻抗对其滤波特性的影响,选用了四种典型的并联混合型有源电力滤波器拓扑结构,分析了它们的工作原理。
4)Z-source阻抗源
1.Current ModeZ-source Inverter-fed ASDs;电流型阻抗源逆变器电机调速系统
5)source impedance源阻抗
6)passive impedance无源阻抗
延伸阅读
星接阻抗和三角接阻抗的变换星接阻抗和三角接阻抗的变换transformation between starc-onnected and delta-connected impedancesx ing]一e乙日kongl介e sonJ一00}Iez日伙ongde匕一。一〕huon星接阻抗和三角接阻抗的变换(t ransfor-mation betweenstar一eonneeted and delta-eonneeted imPedanees)接成星形的三个阻抗和接成三角形的三个阻抗互相替代的等效变换。它们之间的关系可用一组变换公式表示。按这组公式，用星接阻抗替换三角接阻抗或者反过来，不会影响稳态下电路其他部分的正弦电压和电流，常用于对称三相电路的分析和计算。图1为三个阻抗21、Z:、23接成星形(又称丫形)。图2为三个阻抗Z小22。、Zal接成三角形(又称△形)。它们之间的变换公式如下:人23土图1星接阻抗图2三角接阻抗(1)将星形连接变换成三角形连接212一Z:+22+2 122及3一22+za十警(1)、|冬|矛231一23+21+2321(2)将三角形连接变换成星形连接z、-二一典乒兴-) 艺‘2士乙“3十乙31…_2 oqZI，}Z。一下万~一二-二二-汁 乙‘2士乙23十乙3‘1_Z。IZoq}艺q一二二一~二，二二--，-二二-~J 乙12十乙23十艺32夕(2)当三个星接阻抗相等，即21一Z:一23一z丫、三个三角接阻抗相等即212一223一231一Z△时，变换公式是Z二一32丫，Z丫一Z△/3
