Health monitoring of gas insulated apparatus is critical to improve the reliability and to
reduce the life cycle cost. Among the various methods for monitoring, optical sensing …

In this article, an online monitoring technology applied to transmission line towers is
proposed to overcome the problems that the foundation deformation is difficult to find in the …

The overhead power transmission line, as an important component of equipment for long-
distance power transmission, is threatened by icing and galloping, which will lead to …

Fiber-optic sensing technology is best adapted to health monitoring and evaluation of power
grids because of its immunity of electromagnetic interference, capabilities of multiplexing …

Random fiber laser (RFL) utilizing stimulated Raman scattering and distributed random
Rayleigh backscattering in fiber as optical gain and feedback mechanisms, respectively, has …

To overcome the low sensitivity of power transformer partial discharge (PD) detection by a
lead zirconate titanate (PZT) sensor, we propose a novel PD detection system based on …

A distributed on-line temperature and strain fiber sensing system based on the combined
Brillouin optical time domain reflectometry (BOTDR) and fiber Bragg grating (FBG) …

Galloping of overhead transmission lines (OHTLs) may induce conductor breakage and
tower collapse, and there is no effective method for long distance distribution on-line …

We proposed a high-resolution dynamic fiber-optic inclinometer based on a Fabry-Perot
(FP) interferometer and a vertical cantilever structure with an inertial mass. The FP cavity …

Transmission-line icing presents a serious threat to the safe operation of power systems.
Therefore, the icing condition of overhead transmission lines must be accurately calculated …