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JACIII Vol.19 No.5 pp. 639-644
doi: 10.20965/jaciii.2015.p0639
(2015)

Paper:

On Estimation of Tangential Force in Railways Brake Systems by Fuzzy Inference

Toru Sano*, Yasunori Endo**, Shin-ichi Nakazawa***, and Daisuke Hijikata***

*Master's Program in Risk Engineering, University of Tsukuba
1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan

**Faculty of Engineering, Information and Systems, University of Tsukuba
1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan

***Railway Technical Research Institute
2-8-38 Hikari-cho, Kokubunji, Tokyo 185-8540, Japan

Received:
January 31, 2015
Accepted:
June 16, 2015
Published:
September 20, 2015
Keywords:
tangential force, railway brake system, fuzzy inference
Abstract
The tangential force that occurs between railway wheels and rails and the force is very important because it greatly affects the brake performance. However,tangential force, which fluctuates due to factors such as weather and rail conditions, is difficult to actually measure. We consider how to estimate tangential force based on observed in railway operation. First, we try using a dynamical model to improve the input accuracy in estimating tangential force. Second, we propose a way to estimate tangential force by using fuzzy inference with modified input. Third, we show through numerical experiments that our proposed method works appropriately and effectively.
Cite this article as:
T. Sano, Y. Endo, S. Nakazawa, and D. Hijikata, “On Estimation of Tangential Force in Railways Brake Systems by Fuzzy Inference,” J. Adv. Comput. Intell. Intell. Inform., Vol.19 No.5, pp. 639-644, 2015.
Data files:
References
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