Flux linkage equation is constituted, the electromagnetic transient of voltage equation with constant speed is gained.
建立了磁链方程,得到了转速为常值时电压方程的电磁瞬态解。
A method of calculating the lightning current distribution on the metal frame of building by using electromagnetic transient program (EMTP) was presented.
提出了一种利用电磁暂态程序(EMTP)来计算雷击发生时建筑物内部金属框架上雷电电流分布的方法。
In a few extreme conditions, the electromagnetic transient process of transmission line must be considered and the system state variations should also be studied.
而在特殊情况下,必须考虑输电线路的电磁暂态和这一过程中系统状态的变化规律。
In this paper, a new method named "node-splitting algorithm" is presented to deal with the power system electromagnetic transient network partition and parallel simulation.
该文从软件开发的角度出发,提出了一种解决电磁暂态实时仿真问题的分网并行算法。
In power system hybrid simulation, the mutual influence between the electromechanical transient process and electromagnetic transient process can be synthetically considered.
电力系统混合仿真对常规电力系统进行机电暂态仿真,对重点关注的局部网络或者特定元件采用电磁暂态仿真。
According to the analyzing lightning performance of HV transmission line, the paper evaluates lightning performance of traction power network by using electromagnetic transient simulation program.
本文通过借鉴高压输电线路的耐雷分析手段,运用电磁暂态程序对牵引网的耐雷性能进行评估。
A hybrid time-domain simulation method integrating electromagnetic transient simulation and electromechanical transient simulation based on large power system analysis software NETOMAC is proposed.
基于大型电力系统分析软件NETOMAC,提出了机电暂态和电磁暂态混合时域仿真法。
Plenty of digital simulation calculations and simulation calculations using EMTP electromagnetic transient program indicate that the true fault location can be determined by the modified algorithm.
大量数字仿真及EMTP仿真计算表明修正算法可取得唯一区内真根。
Transient electromagnetic methods is one of thebest means to find water currently.
瞬变电磁法是目前寻找水源的最好方法之一。
However, as the survey precision required improvement in the transient electromagnetic methods presented new research on technology issues.
但随着勘查精度要求的提高,对瞬变电磁方法技术的研究提出了新的课题。
However, SMPS operate at high switching frequencies, and the associated transient pulses are full of high frequency harmonics that may cause electromagnetic interference (EMI).
然而,由于开关电源工作在高频状态,其产生的瞬态脉冲包含有能够发射电磁干扰(emi)的的高频谐波。
This paper analyze the characters of some transient electromagnetic disturbance in power system, build a set of electromagnetic pulse simulator.
文章分析了电力系统中存在的一些瞬态电磁干扰及其特性,建立了一套电磁脉冲模拟器。
The composition, work theory, fieldwork method and exploration effect of pulse transient electromagnetic system are introduced.
简述了脉冲瞬变电磁系统的组成、工作原理、野外工作方法及其找矿效果。
The transient electromagnetic method has a maximum depth because of continuous attenuation by transmission of electromagnetic signal in underground.
由于电磁信号在地下传播时不断衰减,瞬变电磁测深法有一个最大探测深度。
The practice proved that transient electromagnetic exploration has good effect in exploring bedrock and differentiating rock strata.
实践证明:瞬变电磁勘探在勘探基岩及划分岩层方面效果较好。
The volume integral equation method based on tensor Greens function is used to modeling the transient electromagnetic responses from a reservoir in a layered formation.
用基于张量格林函数的体积分方程法对层状地层中一个油藏的动态变化过程进行了瞬变电磁响应的正演模拟。
A directed transient electromagnetic wave in a cold plasma is investigated.
讨论了冷等离子体中的定向瞬态电磁波。
A transient stability closed-loop emergency control method considering the abrupt change of electromagnetic power is proposed.
提出一种考虑电磁功率突变的暂态稳定闭环紧急控制方案。
Based on transient electromagnetic theory, this paper introduces a kind of new theory of electromagnetic transmission a so called electromagnetic missile technology.
在瞬变电磁理论的基础上,引入新的电磁传播理论——电磁导弹技术,作为对该技术的初步探索。
The author has discussed two integral transforms for 2.5-D transient electromagnetic forward modeling, namely, inverse Fourier transform and inverse Laplace transform.
这里讨论了瞬变电磁法2.5维正演模拟中的两个积分变换:傅里叶逆变换和拉普拉斯逆变换。
A method for calculating electromagnetic and electromechanical transient process in a PWM inverter-induction motor system using the digital computer has been given.
本文给出一种用数字机计算pwm逆变器-异步机系统电磁和机电暂态过程的方法。
As an important geophysical tool, the transient electromagnetic method (TEM) has been widely used for exploration of Cu-polymetallic sulfide deposits.
瞬变电磁法在矿产资源等勘查领域已广泛应用,成为寻找铜多金属硫化物矿床的重要方法。
A numerical method for calculating the exact all-time apparent resistivity for time domain transient electromagnetic method is proposed in this paper.
给出了一种时间域瞬变电磁法视电阻率的数值计算方法,利用该方法可以容易地求出中心方式的全程视电阻率。
Transient electromagnetic method (TEM) has special advantage and evident result as an approach for detection of water-accumulating gob.
瞬变电磁法(TEM)作为积水采空区的一种探测手段,有着独特优势和显著效果。
It is researched that the bore-hole transient electromagnetic method is applied to detect the water-bearing structures in advanced face of underground coal mines.
利用瞬变电磁法在煤矿井下独头巷道开展了超前探测含水构造的试验研究。
Transient electromagnetic method increasingly has been applied in the fields of engineering, hydrology and metallic mineral exploration.
瞬变电磁法在工程、水文及金属矿产勘探等方面正日益得到广泛的应用。
This paper USES joint time-frequency analysis (JTFA) for processing transient electromagnetic (TEM) field signals that have diffuse feature in geophysical exploration.
本文将联合时-频分析(JTFA)用于处理地球物理勘探中具有扩散性质的瞬变电磁场信号。
The finite-different time-domain(FDTD) method has been widely used to simulate the transient solutions of electromagnetic wave propagation.
时域有限差分(FDTD)算法被广泛地用于模拟电磁场的传播。
Sector detection technology was used to enhance the explanation accuracy of mine transient electromagnetic method in advanced detection instead of conventional survey.
用扇形探测技术代替了常规的测量方法以提高矿井瞬变电磁法超前探测资料的解释精度。
This paper mainly reports the progression and application effect of the transient electromagnetic method used in nonferrous metallic mineral exploration.
本文重点介绍了瞬变电磁法技术在有色地质系统金属矿产勘查中的进展及应用效果。
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