Comparative study of different parameters of fibre Bragg gratings and long period gratings sensors for high-temperature measurements

2011 ◽  
Author(s):  
Luis B. Melo ◽  
Nara Ângelo ◽  
Nelia Aberto ◽  
Carlos Marques ◽  
José Monteiro ◽  
...  
Keyword(s):  
High Temperature ◽  
Comparative Study ◽  
Bragg Gratings ◽  
Temperature Measurements ◽  
Long Period ◽  
Long Period Gratings ◽  
Fibre Bragg Gratings ◽  
High Temperature Measurements

Dynamic interrogation of long period gratings with modulated fibre Bragg gratings

2010 ◽  
Author(s):  
J. P. Carvalho ◽  
L. Coelho ◽  
L. Correia ◽  
O. Frazão ◽  
P. A. S. Jorge ◽  
...  
Keyword(s):  
Bragg Gratings ◽  
Long Period ◽  
Long Period Gratings ◽  
Fibre Bragg Gratings

Passive Auto-Focus Algorithm for Correcting Image Distortions Caused by Gas Flow in High-Temperature Measurements of Surface Phenomena

2012 ◽  
Vol 17 (4) ◽  
pp. 379-384 ◽  
Author(s):  
Krzysztof Strzecha ◽  
Tomasz Koszmider ◽  
Damian Zarębski ◽  
Wojciech Łobodziński
Keyword(s):  
High Temperature ◽  
Gas Flow ◽  
Temperature Measurements ◽  
Surface Phenomena ◽  
Auto Focus ◽  
High Temperature Measurements

Abstract In this paper, a case-study of the auto-focus algorithm for correcting image distortions caused by gas flow in high-temperature measurements of surface phenomena is presented. This article shows results of proposed algorithm and methods for increasing its accuracy.

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