互感
- mutual inductance;inductance mutual;common reactance
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[mutual inductance] 两个电路或它们的部分之间的感应的量度
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分析表明,在强邻近效应情况下磁场耦合不仅产生等效互感而且产生等效互电阻,实验测试表明邻近效应使钢板电阻在1MHz时比无邻近效应时大17倍。
For strong proximity effects , the analyses indicate that magnetic field coupling not only produces a mutual inductance but also an equivalent mutual resistance . The experiment measurements show that the steel resistance is 17 times larger at 1 MHz .
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本文对含有线性CCCS、VCCS、VCVS、CCVS和线性互感组成的复杂网络进行分析,提出了直接建立复杂网络回路矩阵方程的新公式,该公式准确、简单;
In this paper , a complex network , which contains linear CCCS 、 YCCS 、 VCVS 、 CCVS and linear mutual inductance , is analyzed , a new formula which directly establishes loop-matrix equations about a complex network is given .
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互感器油中H2含量异常的分析处理
Abnormal Phenomenon Analysis and Solution of H_2 Content in Current Transformer Oil
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GIS用空芯线圈电流互感器及运行分析
Air Core Coil Transformer Used in GIS and Operational Analysis
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基于ANSYS的电压互感器磁路耦合分析
Analysis of Electromagnetic-circuit Coupling Field of Voltage Transformer with ANSYS
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电流互感器(CT)饱和时,电流继电器能不能正确动作,一直存在二种载然不同的观点。
There are two different points of view on whether current relay operates correctly or not , when CT saturates .
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在对电流互感器(CT)暂态过程的数字仿真中,电流互感器的铁芯的非线性磁化特性必须加以考虑。
The nonlinear magnetization characteristic of current transformer ( CT ) iron core must be considered when simulating the CT 's transients behavior .
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其次,本文以高压电流互感器的数字电路部分和数字钟为例,研究了如何用VHDL语言进行综合设计。
It studied how to use VHDL language into synthetic design .
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故用ECT取代电磁式电流互感器已成为必然趋势。
So it is the trend of ECT to replace electromagnetic current transducer .
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基于VLAN技术的电子式互感器数字通讯的研究
Study on Digital Interface of Electronic Instrument Transducers Based on VLAN
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2005年度110(66)kV及以上电压等级互感器事故与缺陷统计分析
Statistics and Analyses of Accidents and Defects for 110 ( 66 ) kV and the Above Transformer in 2005
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为了解决这一问题,提出一种应用于电压互感器二次测的基于数字信号处理器(DSP)的数字化高精度信号放大系统。
This digital amplifier consists of a digital inverter that can amplify the sine voltage signal power using a digital signal processor ( DSP ) .
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在中性点不接地电网中,由于电磁式电压互感器(以下简称PT)饱和而引起的铁磁谐振是出现最频繁、造成事故最多的一种内过电压。
In ungrounded systems , PT saturation result in ferroresonance is a appear frequently and work accident sort of inner overvoltage .
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500kV电流互感器绝缘油tgδ不合格原因的分析
Analysis of Abnormal of Insulating Oil in Imported 500 kV Current Transformer
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利用Matlab仿真软件搭建了仿真实验模型,通过改变一次侧电流中非周期直流分量的方向,研究了非周期直流分量对电流互感器的饱和方向、入饱和时间的影响。
Based on the simulation model established with Matlab , influences of DC component on the saturation direction and start time are studied by changing the direction of DC component .
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DSP在电流互感器中的作用包括对光纤接收器接收到的数据进行处理、显示,同时还要提供高压端的模数转换所需时序,控制其转换。
The function of DSP including that processing and display the data received from the Optical Receiver , offering the timing required for analog-digital conversion in high-voltage side to control the conversion .
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变压器星形侧中性点电流互感器I(pn)和K(alf)参数选择
Analysis and Recommendation for Selection of I_ ( pn ) and K_ ( alf ) of Current Transformers at Transfomer Wye Side Neutral Point
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介绍了U形一次绕组电流互感器可满足动稳定要求的结构及强度计算方法,并给出了计算实例。
The strength calculation method and the structure of current transformer with U primary winding to fulfil the dynamic stability requirements are introduced , and some calculating examples are given .
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光电流互感器(OTA)、光电压互感器(OTV)的应用,将改善TA饱和对主设备保护的影响。
The application of OTA and OTV will improve the influence of TA saturation on main equipment protection .
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500kV电容式电压互感器误差现场检验方法的分析
Analysis on Site Inspection Method of Error for 500 kV Capacitance Voltage Transformer
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500kV电容式电压互感器运行损坏原因分析
Cause Analysis on 500 kV CVT Damage During Service
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所要检测的互感电压(电流)信号的PWM的电流频率的成分是电磁铁互感系数的函数,互感系数又是转子气隙位移的函数。
The PWM carrier frequency component of the measured mutual induction voltage ( current ) is the function of the magnetic mutual inductance , which is the function of the gap displacement of rotor .
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简要分析了6(10)kV电压互感器故障的原因,并介绍了常用的预防措施,以及6(10)kV消谐电压互感器的工作原理
This paper presents a brief discription to the causes of failure on voltage transformers , the preventive measures as well as the principle for a 6 ( 10 ) kV anti resonant voltage transformer
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110kV系统中电压互感器二次接线的讨论
Discussion on Secondary Connections of PTs in 110 kV system
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220kV电压互感器烧损事故的分析及应采取的措施
Analysis of 220 kV Voltage Transformer Burn outs and Preventive Actions to Be Taken
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介绍了影响SF6气体绝缘互感器密封性能的因素,提出了保证密封性的措施和方法。
The factors to influence the seal characteristic of SF6 instrument transformer are introduced . The measures and methods to maintain its seal characteristic are given .
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SF6电流互感器电场计算及其结构优化根据电场计算方法和物理模型建立了空腹式接地装置的计算等效模型。
Electric Stress Calculation and Design Optimisation of SF_6 Current Transformer According to the characteristic and the precision demand , it improved the electric calculation method of surface charge .
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该方法还具有动作速度快,简单可靠和准确的特点、并且还避免了判断电流互感器(TA)饱和时刻的难点。
The method has the characteristics of rapid act , simplification , reliability and nicety , and turns away the difficulty of estimating the occurring time of the saturation of current transformer .
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10kV系统电压互感器防止铁磁谐振过电压的二次接线改进
Improvement on secondary connection of the voltage transformer to avoid magnetic resonance in 10 kV power supply system
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600MW发电机电流互感器长期正常工作的过热原因及对策
600 MW Thermal Generators on Current Transformer Normal Work of the Long-term Causes of Overheating and Countermeasures