2018年1月14日 · Geometric Mean Radius GMR of a conductor is that fictitious radius which do not has any internal flux linkage but only have external flux linkage. GMR = 0.7788r

GMD (Geometrical Mean Distance) and GMR (Geometrical Mean Radius) are the two important terms used in the inductance and capacitance calculations of the overhead transmission lines.

2021年8月22日 · The inductance and capacitance calculations of an overhead transmission line are simplified by using two important terms namely GMR (self GMD) and mutual GMD. …

2、巨 磁电阻 GMR（Giant Magnetoresistance） 巨磁电阻实质上可以理解为一个铁磁金属/非磁性金属/铁磁金属组成的三层三明治（sandwich）结构的磁电阻特性，比如Co/Cu/Co三层结构， …

power). The geometric mean equation is: Dmean = M 1 YY NM Dnm (3) n=1m=1 Geometric Mean Radius (GMR): In situations in which the current of a given wire is carried by multiple …

Per definition the GMR of a specific conductor or conductor arrangement is the radius of an infinitely thin tube with the same internal inductance as the conductor itself out to a 1-foot radius

2020年6月22日 · Zij–g is the mutual impedance between conductors i and j with common ground return. gmri is the effective radius (or geometric mean radius) of conductor i in centimeters. hi …

2024年10月2日 · The formula to calculate the Geometric Mean Radius is: \text {GMR} = 0.7788 \cdot r GMR = 0.7788⋅ r. where: r r is the solid conductor radius in millimeters. Let's consider a …

2016年9月20日 · GMD & GMR stands for Geometrical Mean Distance and Geometrical Mean Radius. This concept is very useful in Power System for the calculation of Inductance and …

Geometrical mean radius (GMR) is a number corresponding to the effective radius of one or more lines. Geometrical mean distance (GMD): A term in power transmission lines corresponding to …