Karhunen-Loéve Decomposition and Model Order Reduction applied to the Non-Linear Dynamics of an Extensible Cable

Author(s):  
M.R. Escalante ◽  
C.P. Filipich ◽  
M.B. Rosales
2009 ◽  
Vol 42 (11) ◽  
pp. 387-392
Author(s):  
O. Naeem ◽  
A.E.M. Huesman ◽  
O.H. Bosgra

PAMM ◽  
2010 ◽  
Vol 10 (1) ◽  
pp. 639-640 ◽  
Author(s):  
Juan Pablo Amorocho D. ◽  
Heike Faßbender

PAMM ◽  
2017 ◽  
Vol 17 (1) ◽  
pp. 37-40 ◽  
Author(s):  
Christian H. Meyer ◽  
Christopher Lerch ◽  
Boris Lohmann ◽  
Daniel J. Rixen

Author(s):  
Franz Pichler ◽  
Niels Koester ◽  
Alexander Thaler

Purpose This paper aims to present a fully coupled thermo-electrical finite-element battery model with an applied model-order reduction. The model is used to analyse the thermal design of battery modules during typical drive-cycles of electric vehicles. Design/methodology/approach A model-order reduction is applied, in which the electrical linear bus-bars are analysed in an a-priori step. For these bus-bars, special distributed basis-functions are computed, which make the solution of differential Ohm's law unnecessary during the transient simulation. Furthermore, the distributed basis-functions are used to strongly couple the non-linear battery models, which reduces the iterations needed to simulate them. Findings Altogether, this results in a fast simulation scheme for coupled linear and non-linear electrical components and their thermal behaviour. Originality/value The presented method delivers an innovative approach, on how to systematically minimize the computational effort in a system of linear and non-linear electrical components, while keeping the full three-dimensional information of the original problem.


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