REAL TIME SIMULATION ANALYSIS ON MOTION STABILITY BY FINITE ELEMENT METHOD

2002 ◽  
Vol 38 (01) ◽  
pp. 55 ◽  
Author(s):  
Guoqun Zhao
2017 ◽  
Author(s):  
Andrea Mendizabal ◽  
Rémi Bessard Duparc ◽  
Huu Phuoc Bui ◽  
Christoph J. Paulus ◽  
Igor Peterlik ◽  
...  

2019 ◽  
Vol 9 (14) ◽  
pp. 2775 ◽  
Author(s):  
Dragan Marinkovic ◽  
Manfred Zehn

The finite element method (FEM) has deservedly gained the reputation of the most powerful, highly efficient, and versatile numerical method in the field of structural analysis. Though typical application of FE programs implies the so-called “off-line” computations, the rapid pace of hardware development over the past couple of decades was the major impetus for numerous researchers to consider the possibility of real-time simulation based on FE models. Limitations of available hardware components in various phases of developments demanded remarkable innovativeness in the quest for suitable solutions to the challenge. Different approaches have been proposed depending on the demands of the specific field of application. Though it is still a relatively young field of work in global terms, an immense amount of work has already been done calling for a representative survey. This paper aims to provide such a survey, which of course cannot be exhaustive.


2020 ◽  
Author(s):  
Gabriel Dos Santos ◽  
Flávio Goulart dos Reis Martins ◽  
Bárbara Maria Oliveira Santos ◽  
Daniel Henrique Nogueira Dias ◽  
Guilherme Gonçalves Sotelo ◽  
...  

Nowadays, the complexity of electrical power systems is increasing. Consequently, the occurrence and the amplitude of the fault current are rising. This fault currents harm the substations’ electrical equipment. Besides, the growth in the fault current level is forcing the change of the circuit breakers to others with a higher interruption capability. A proposal to solve this problem is the fault current limiter (FCL). This equipment has low impedance in the normal operation and high impedance in a short circuit moment. Superconductors are an advantageous choice of material in this case, because of their properties. In order to simulate this equipment, the 2-D Finite Element Method (FEM) has been used. In this paper, a novel FEM simulation analysis of the saturated core Superconductor Fault Current Limiter (SFCL) is proposed using the A-V-H formulation. The current distribution in the superconducting coil is observed. The results are compared to the limited fault current measurements and simulations available in the literature.


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