Dynamic Robust Parameter Design Using Response Surface Methodology based on Generalized Linear Model

Kosuke Oyama, Ohkubo Masato, Yasushi Nagata

Dynamic Robust Parameter Design Using Response Surface Methodology based on Generalized Linear Model

Číslo: 2/2024
Periodikum: Quality Innovation Prosperity
DOI: 10.12776/qip.v28i2.2021

Klíčová slova: robust parameter design; dynamic system; generalized linear model; response surface methodology; Taguchi method

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Anotace: Purpose: When designing an input-output system susceptible to noise, engineers assume a functional relation between the input and the output. The Taguchi method, which uses a dynamic, robust parameter design (RPD) to evaluate the robustness of the input-output relation against noise, is employed. This study aims to address extending the scope of use of a dynamic RPD.

Methodology/Approach: A target system in a typical dynamic RPD can be interpreted as one in which the relation between the input and the output is a linear model, and the output error follows a normal distribution. However, an actual system often does not conform to this premise. Therefore, we propose a new analysis approach that can realize a more flexible system design by applying a response surface methodology (RSM) based on a generalized linear model (GLM) to dynamic RPD.


Findings: The results demonstrate that 1) a robust solution can be obtained using the proposed method even for a typical dynamic RPD system or an actual system, and 2) the target function can be evaluated using an adjustment parameter.


Research Limitation/implication: Further analysis is required to determine which factor(s) in the estimated process model largely contribute(s) to changes in the adjustment parameter.


Originality/Value of paper: The applicability of typical dynamic RPD is limited. Hence, this study’s analytical process provides engineers with greater design flexibility and deeper insights into dynamic systems across various contexts.