1) full region apparent resistivity
虚拟全区视电阻率
1.
On the basis of field expression in half infinite homogeneous medium space, this paper discusses the basic properties of full region apparent resistivity for data acquired with center loop line transient electromagnetic method and their solving method.
特别地 ,引入了基于感应电动势的“虚拟全区视电阻率”概念 ,从而解决了全区视电阻率解的唯一性和存在性等问题。
2) all time apparent resistivity
全区视电阻率
1.
Secondly,the all time apparent resistivity curve was calculated with numerical method after studying the half space function of vertical component of magnetic field.
在此基础之上 ,引入瞬变电磁测深全区视电阻率定义数值计算方法 ,给出了电阻率成像的一阶与二阶近似公式 ,从而建立了一套中心回线瞬变电磁测深快速电阻率成像方法。
2.
In this paper, the numerical methods for improving the simulation accuracy of very late time response in Long Offset TEM (LOTEM) sounding and its all time apparent resistivity have been introduced.
文中讨论了提高长偏移距瞬变电磁测深甚晚期响应计算精度及相应的全区视电阻率的计算方法。
3.
According to expression of field in half infinite homogeneous media,the paper introduced the basic characters defined by all time apparent resistivity of transient electromagnetic method(TEM) for several AB s configuration,and discussed solving methods.
石油地球物理勘探 ,2 0 0 2 ,37(3) :2 6 2～ 2 6 6 ,2 86 根据半无限均匀介质空间中场的表达式 ,介绍了一维层状介质情况下 AB- s方式瞬变电磁测深法的全区视电阻率定义的基本性质 ,并讨论了求解方法。
3) all-time apparent resistivity
全区视电阻率
1.
Study on the TEM all-time apparent resistivity of arbitrary shape loop source over the layered medium;
层状介质任意形状回线源瞬变电磁全区视电阻率的研究
2.
A convenient and fast numerical calculation method of all-time apparent resistivity for the transient electromagnetic methodinverse spline interpolation method has been developed.
给出了一种方便快捷的瞬变电磁全区视电阻率数值计算方法逆样条插值法。
3.
The parameters of pseudo-all-time apparent resistivity and 1 dimensional forward modifying method are used for inversing and mapping the measured data, by which the property of vertical variations of 1 dimensional conductive layer can be reflected visually.
采用“虚拟全区视电阻率”参数和一维“正演修正法”对实测数据进行反演成象,能直观地反映地下一维电性层电性垂向变化特征。
4) all-time apparent resistivity method
全区视电阻率计算方法
5) apparent resistivity pseudosection
视电阻率拟断面
1.
By analyses of 2D apparent resistivity pseudosections from pole - pole, pole - dipole, dipole - dipole, Wenner and Wenner - Schlumberger arrays for resistivity imaging, we have summed up some characters of the distortions of apparent resistivity pseudosections resulting from near - surface im-homogeneity.
通过对二维正演计算存在和没有浅部不均匀体时的二极、三极、偶极—偶极、温蚋和对称四极等装置高密度电阻率法视电阻率拟断面的分析,总结了不同测量装置下浅部不均匀体导致視电阻率拟断面畸变的一些规律,认为在资料解释前应剔除浅部不均匀体的影响。
6) virtual resistor
虚拟电阻
1.
In this paper,control methods based on damping resistor and virtual resistor are presented.
针对上述问题,提出了可以根据系统要求及成本因素,采用抑制谐振电阻或虚拟电阻的策略避免谐振,并对滤波参数计算及控制策略进行了分析,最后仿真结果证明了能够减小高次谐波并具有较好的稳定性。
2.
To suppress reso- nance of LCL filter and improve stability of system,it is pre- sent that a voltage and current double loops control strategy based on virtual resistor concept.
为了提高系统的稳定性,抑制滤波器的谐振,在双闭环控制的基础上提出了一种基于虚拟电阻思想的控制策略。
3.
In order to assure stable operation of system, in this paper a controlling strategy based on virtual resistor concept is presented to make controlling arithmetic replacing function of damping resistor.
但考虑到LCL滤波器存在谐振问题,如果控制策略不合适会导致系统不稳定,且增大输入电网电流的谐波畸变率,提出基于虚拟电阻思想的控制策略。
补充资料：电导率(见电阻率)
电导率(见电阻率)
conductivity
d!日nd日O}已电导率(eonduetivity)见电阻率。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条