scholarly journals Analytical transmission line model for complex dielectric constant measurement of thin substrates using T-resonator method

2020 ◽  
Vol 14 (15) ◽  
pp. 2027-2034
Author(s):  
Amir Zahedi ◽  
Farhad A. Boroumand ◽  
Hadi Aliakbrian
Keyword(s):  
Dielectric Constant ◽  
Transmission Line ◽  
Complex Dielectric Constant ◽  
Transmission Line Model ◽  
Line Model ◽  
Constant Measurement ◽  
Dielectric Constant Measurement ◽  
Resonator Method

scholarly journals Accounting of the parasitic effects during measurement of the effective permittivity using the quarter-wavelength resonator method

2021 ◽  
Vol 5 (3) ◽  
pp. 272-283
Author(s):  
A. V. Korenev ◽  
◽  
G. G. Goshin ◽  
◽  
Keyword(s):  
Dielectric Constant ◽  
Effective Permittivity ◽  
Suggested Method ◽  
Quarter Wavelength ◽  
Constant Measurement ◽  
Dielectric Constant Measurement ◽  
Resonator Method ◽  
Parasitic Effects

The analysis, approximations and accounting of the influence of the main parasitic effects that affect the results of the measurement are provided in this paper. The method of dielectric constant measurement of coaxial connectors support beads is suggested. The comparison between the acquired results using the suggested method and the reference is made. The results suggest that the method can be used for dielectric constant measurement of the coaxial connector support beads with the accuracy comparable to the method of the volume resonator for rod samples H01p by GOST 8.623-2015.

Model Order Reduction of Transmission Line Model

2020 ◽  
Vol 19 ◽  
Keyword(s):  
Transmission Line ◽  
Large Scale ◽  
Original System ◽  
Reduced Order Model ◽  
Benchmark Problems ◽  
Transmission Line Model ◽  
Order Model ◽  
Line Model ◽  
Reduced Order ◽  
Numerical Effort

Transmission Line model are an important role in the electrical power supply. Modeling of such system remains a challenge for simulations are necessary for designing and controlling modern power systems.In order to analyze the numerical approach for a benchmark collection Comprehensive of some needful real-world examples, which can be utilized to evaluate and compare mathematical approaches for model reduction. The approach is based on retaining the dominant modes of the system and truncation comparatively the less significant once.as the reduced order model has been derived from retaining the dominate modes of the large-scale stable system, the reduction preserves the stability. The strong demerit of the many MOR methods is that, the steady state values of the reduced order model does not match with the higher order systems. This drawback has been try to eliminated through the Different MOR method using sssMOR tools. This makes it possible for a new assessment of the error system Offered that the Observability Gramian of the original system has as soon as been thought about, an H∞ and H2 error bound can be calculated with minimal numerical effort for any minimized model attributable to The reduced order model (ROM) of a large-scale dynamical system is essential to effortlessness the study of the system utilizing approximation Algorithms. The response evaluation is considered in terms of response constraints and graphical assessments. the application of Approximation methods is offered for arising ROM of the large-scale LTI systems which consist of benchmark problems. The time response of approximated system, assessed by the proposed method, is also shown which is excellent matching of the response of original system when compared to the response of other existing approaches .

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