FBG PRINCIPLE

Fbg fiber grating reconfiguration

Fbg fiber grating reconfiguration

These types of gratings can be reconfigurable through special packaging and system design. Fiber Bragg grating (FBG) sensors have emerged as advanced tools for monitoring a wide range of physical parameters in various fields, including structural health, aerospace, biochemical, and environmental applications. This is achieved by creating a periodic variation in the refractive index of the fiber core, which generates a. A variation of the period of the grating inscripted in a fiber optic – induced by mechanical or thermal perturbation – causes a shift of the reflected peak wavelength, due to the related optical path length variation.

Read More
DCD-2 Differential Relay Protection Working Principle

DCD-2 Differential Relay Protection Working Principle

This relay works on the basis of the quantitative difference that occurs in the outgoing and incoming current levels, surpassing a certain percentage of the total current. DCD-2A differential relay (hereinafter referred to as the relay) is used for primary protection in single-phase differential protection lines of two or three winding power transformers and ac generators. Principle of Operation: These relays activate based on discrepancies in electrical quantities. The aim of this technical article is to cover the most important principles of four fundamental relay protections: overcurrent, directional overcurrent, distance and differential for transmission lines, power transformers and busbars.

Read More
Introduction to the Principle of a Three-Level Distribution Box

Introduction to the Principle of a Three-Level Distribution Box

Summary of Three-Tier Power Distribution System: Primary: The main distribution panel, supplies power from the transformer. Hierarchical and Branch Circuit Distribution (1) Power distribution from the primary main distribution board (distribution cabinet) to secondary distribution boards can be branched; that is, one main distribution board may supply. Let's make a hypothesis: a newly built residential area introduces a 10kV incoming line and builds a distribution room. Adheres to the principle of "one machine, one circuit breaker, one RCD, one box, one lock," prohibiting a single circuit breaker from controlling multiple devices or outlets. The distribution box is an electrical equipment with the characteristics of small size, easy installation, special technical performance, fixed position, unique configuration function, no site restrictions, widespread application, stable and reliable operation, high space utilization rate, small. Coincidence Factor, Contribution Factor Loss Factor - Relationsh p between the Load Factor and Loss Factor.

Read More
Principle of Austrian 24-core Smart Building Optical Cable

Principle of Austrian 24-core Smart Building Optical Cable

The design of 24 Cores cables is based on the principle of maximizing capacity while minimizing size. Each fiber is color-coded for easy identification during installation and maintenance. Tokyo, March 19, 2021 - NEC Corporation (NEC; TSE: 6701) and its subsidiary OCC Corporation announced today that they have completed full qualification of subsea repeaters and optical cable containing up to 24 fiber pairs (FPs) (48 fibers).

Read More

Get In Touch

Connect With Us

📱

Spain (Sales & Engineering HQ)

+34 910 257 483

📍

Headquarters & Manufacturing

Calle de la Innovación 22, 28043 Madrid, Spain