Power transmission limits of different glass fibers with antireflective coating

Author(s):  
St. Meister ◽  
C. Theiss ◽  
Ch. Scharfenorth ◽  
H. J. Eichler
2005 ◽  
Author(s):  
St. Meister ◽  
A. Wosniok ◽  
G. Seewald ◽  
Ch. Scharfenorth ◽  
H. J. Eichler

1991 ◽  
Vol 244 ◽  
Author(s):  
T. Yamagishi ◽  
I. Inagawa ◽  
J. Nishii

ABSTRACTSeveral chalcogenide glass fibers with Teflon cladding and glass cladding were prepared for infrared optical application. A minimum transmission loss, at C02 laser wavelength, of 0.9 dB/m was attained in SeTel glass fiber. The CO and CO2 laser power transmission characteristics of fibers were investigated. Selenide and telluride glass fibers yielded damage thresholds lower than sulfide glass fiber because of their large temperature dependence of refractive index and transmission loss. Deliveries of 80 W of CO laser light in AsS glass fiber, and 10 W of CO2 laser light in GeSeTe glass fiber, were attained. An AsS fiber bundle of 8400 cores was prepared, which could deliver a clear thermal image below 100 °C. Prepared fibers were also found useful for low temperature monitoring and gas sensing in narrow or restricted spaces.


1985 ◽  
Author(s):  
SHUSUKE WATANABE ◽  
NAOHISA IWAMOTO ◽  
TAKAHIRO HATTORI ◽  
SHUN-ICHI SATO ◽  
MINORU OBARA ◽  
...  

Power generation is a much discussed topic in research works recently. Power production from different renewable source were the most processed topic. There are large number of solar farms which produce heavy electricity throughout the world but the overall efficiency of those solar farms remain unutilized especially in morning and evening when the sunlight is at its minimum the power production is too low. The series of Photovoltaic Cells (PV) are responsible for power production which are connected with the grid. The solar power output is D.C which can be transformed into A.C by inverter injection in the production line. STATCOM is proposed system which is a device is coming from the sub categorization of FACTS. STATCOM is concentrated on voltage source transformer. It operates in accordance as rectifier and inverter is used to increase power transmission limits. It also has the feature of damping control. The overall gist of the system is we propose a PV-STATCOM control concept. We use MATLAB 2013a to develop a Simulink simulation of PV-STATCOM system. It will be a solar inverter which is voltage controlled and it has overall inverter properties too.


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