DTS0194 -Fiber Optic Coils for Gyroscopes
Fiber coils should be carefully wound by special winding machines to minimize thermal and stress gradients and asymmetries. The performance of FOGs is mostly limited by thermally induced bias
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Fiber Optic Coil Winding
Analysis of Fiber-Optic Coil SHUPE Effect for Different Fiber Coil
Simulation by finite element method is conducted to analyze the transient heat transfer performance of the D-CYL winding coils and a comparative analysis is made to find out the different...
Thermal stress on fiber coils with different winding patterns
In this study, we analyzed the optical fiber coil performance of different quadrupole winding patterns per the differences in birefringent and elastic optical effects of optical fibers. We established
Fiber Coils in FOG: Length, Winding and Precision
Learn how fiber coil length, winding techniques and precision engineering influence the accuracy and stability of Fiber Optic Gyros used in modern marine navigation.
Techniques to Ensure High-Quality Fiber Optic Gyro Coil Production
Numerous factors affect fiber-coil quality and performance, including the polarization crosstalk, coil asymmetry, fiber-winding tension, and properties of potting adhesives. This chapter will first discuss
Experimental Analysis and Multiscale Modeling of the Dynamics of a
In this study, the dynamic behavior of a quadrupole wound fiber-optic coil is investigated. First, pre-wound fiber-optic coils are tested with an impact modal test, where the mode shapes and natural
Detection of Optic Fiber Laying Defects in the Course of Fiber
Results of the nature modeling of the winding process of a polymer fiber onto a coil carcass revealed that the algorithm proposed allows one to detect coil winding defects with a high probability, and that
A novel method to eliminate the symmetry dependence of fiber coils
We develop a novel method in which the Shupe effect can be easily measured and integrated into the IFOG systems independent of temperature variation and fiber coil winding symmetry.
Analysis of Fiber-Optic Coil SHUPE Effect for Different Fiber Coil
SHUPE effect is an important factor affect the Fiber-Optic Gyroscope (FOG) precision and temperature drift. As its critical sensing component, the fiber optic c
Fiber Coils – fiber-optic gyroscopes, winding pattern, polarization
For fiber-optic current sensors, a fiber coil is wound around an electrical conductor. The magnetic field from the current causes a Faraday effect in the fiber, which is measured to determine the current''s