But the circuit stray inductance has serious influence upon the turn-off characteristic of IGCTs.
电路杂散电感会严重地影响IGCT的关断特性,增大器件的电压应力和关断损耗,甚至导致器件损坏。
In large production converters,due to the stray inductance,the switching transient spike is usually beyond the voltage allowed by the device,which can destroy the converter.
在大功率风电变换器中,由于杂散电感的存在,器件在关断过程中往往会产生超出允许范围的瞬态尖峰值,从而导致其失效和损坏。
The circuit stray inductance has serious influence upon the switching characteristic of the thyristor.
电路杂散电感会严重影响晶闸管的开关特性,以基于晶闸管的1 200 kW半桥逆变电路为例,通过理论分析和实验,深入分析了杂散电感对晶闸管开关特性的影响,并给出了相应的抑制措施。
Effects of leakage inductances on the dynamic characteristics and parameter identification of induction motor;
不同定转子漏电感比例关系对异步电动机动态特性和参数识别精度的影响
An online identification algorithm for transformer leakage inductance is proposed with recursive weighted least-square algorithm.
利用变压器等值回路平衡方程原理,提出了利用加权递推最小二乘法的变压器漏电感参数辨识方法,给出了变压器漏电感参数辨识的等效模型,对变压器模型参数辨识的可行性进行研究,针对不同的情况,分别提出了归算到一次侧的变压器绕组参数辨识方法及变压器原副边漏电感参数辨识方法。
In this paper,depending on the relation between winding deformation and changing of the leak inductance,the simulation model of iron and windings are described and the algorithm of leakage inductance of transformer windings are presented by software ANSYS.
针对电力变压器运行过程中绕组变形导致绕组漏电感参数发生变化的基本特征,提出利用有限元软件ANSYS对电力变压器铁心和绕组进行建模,仿真计算变压器漏电感参数;同时提出通过改变绕组的基本几何尺寸模拟绕组变形,为电力变压器绕组变形检测的变形判据研究提供一定的理论基础。
Transformer winding deformation occurred during operation may cause the change of leak inductance.
以双绕组单相及三相变压器绕组回路平衡方程为基础,采用最小二乘算法估算原副边绕组电阻、漏电感参数,进而实现变压器绕组变形的在线监测,并针对变压器稳态回路方程模型的不可辨识性提出新的解决方法。
Depending on the relation between winding deformation and leak inductance,it is pointed that the exact and real-time calculation of leak inductance is the key factor of winding deformation monitoring,especially of the technique development from off-li.
结合变压器绕组变形与漏电感参数的变化关系,指出变压器绕组漏电感参数的准确实时计算将成为绕组变形监测,尤其是从离线到在线监测技术发展的关键问题。
Influence and Reduction of Stray Inductance in Dual-PWM Power Converter in Doubly Fed Wind Power System
双馈型风力发电变换器主回路杂散电感的影响和抑制
Stray Current Tester Based On Magnetoresistive Sensor
基于磁阻传感器的杂散电流检测仪的研究
Signal Collecting and Processing in Optical Fiber Sensor System of Stray Current in Metro
地铁杂散电流光纤传感系统的信号采集与处理
scatter-type photoelectric smoke detector
散射型光电感烟探测器
This paper introduces the basic concept of stray current of rail transit and elaborates the corrosion mechanism of stray current.
介绍了城市轨道交通杂散电流的基本概念、杂散电流腐蚀的机理，以及杂散电流的危害。
Computer Emulating on EM Scattering of Composite Two Dimensional Targets
二维复杂目标电磁散射的计算机仿真
Analysis of Characteristics of Electromagnetic Wave Scattering and Clutter from Rough Ocean Surface;
粗糙海面电磁波散射与杂波特性分析
The Stray Current Corrosion Research on the Ship Berthing at the Steel Sheet Dock;
钢板桩码头靠泊船杂散电流腐蚀研究
Study of FDTD and FDFD Algorithms for Electromagnetic Scattering by Complex Targets;
复杂目标电磁散射的FDTD及FDFD算法研究
Status in Research on Stray-current Corrosion of Buried Steel Pipelines
埋地钢质管道杂散电流腐蚀研究现状
Stray Current in Subways Affected by Local Track to Earth Insulation Defect
局部绝缘损坏对地铁杂散电流的影响
Stray Current Generation Device and It's Control System
杂散电流产生装置及其控制系统设计
Study of Distribution and Protection of Stray Current in DC Traction Power Supply System;
直流牵引供电系统杂散电流分布与防护研究
Development of Compensating Power Supply Applicable to the Stimulated Device of Metro Stray Current;
地铁杂散电流模拟装置的补偿电源研制
Electromagnetic Scattering of Electrically Large Dielectric-Coated Cavities with Complex Terminations;
电大尺寸复杂终端涂层腔体的电磁散射研究
Characteristic Basis Function Method for Electromagnetic Scattering Computation of Electrically Large Complex Target
电大复杂目标电磁散射计算的特征基函数方法
Design and Application of Discharge Technique for Control of Stray Current Corrosion to Electric Pumps at Oil Wells of Daqing Oil Fields
油田电泵井套管杂散电流腐蚀排流设计及应用
The quantization in a non-dissipative mesoscopic capacitance and inductance coupling circuit;
无耗散介观电感电容共同耦合电路的量子化
