To provide a tire model creation method which allows a shape factor to be efficiently selected by taking into account an influence of effects on a target property, and to provide a tire model creation device, and a program for executing the tire model creation method.SOLUTION: A tire model creation method includes the steps of: obtaining node information of a tire model representing a tire and constituted by factors capable of being numerically analyzed by a computer; setting a plurality of displacement vectors for the respective nodes of the tire model: obtaining a plurality of deformed tire models by deforming tire models according to the displacement vectors, for the plurality of set displacement vectors respectively; obtaining a target property representing a preset tire physical amount, for the plurality of deformed tire models respectively; evaluating an influence degree of a displacement vector on a target property, on the basis of the respective target properties of the plurality of deformed tire models; selecting a displacement vector on the basis of the influence degree; and creating a tire model according to the displacement vector that has been selected.SELECTED DRAWING: Figure 2

    【課題】目的特性に対する効果の影響を考慮した形状因子を効率よく選定することができるタイヤモデル作成方法、タイヤモデル作成装置、およびタイヤモデル作成方法を実行するプログラムを提供する。【解決手段】タイヤモデル作成方法は、タイヤを表す、コンピュータで数値解析可能な要素で構成されたタイヤモデルの節点情報を得る工程と、タイヤモデルの節点のそれぞれに、複数の変位ベクトルを設定する工程と、設定した複数の変位ベクトルそれぞれについて、変位ベクトルに従いタイヤモデルを変形させた、複数の変形タイヤモデルを得る工程と、複数の変形タイヤモデルのそれぞれについて、予め設定されたタイヤ物理量を表す目的特性を求める工程と、複数の変形タイヤモデルのそれぞれの目的特性に基づき、変位ベクトルの目的特性の影響度を評価する工程と、影響度に基づき変位ベクトルを選定する工程と、選定した変位ベクトルに基づき、タイヤモデルを作成する工程とを有する。【選択図】図2


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    Title :

    TIRE MODEL CREATION METHOD, TIRE SHAPE OPTIMIZATION METHOD, TIRE MODEL CREATION DEVICE, TIRE SHAPE OPTIMIZATION DEVICE, AND PROGRAM


    Additional title:

    タイヤモデル作成方法、タイヤ形状最適化方法、タイヤモデル作成装置、タイヤ形状最適化装置、およびプログラム


    Contributors:

    Publication date :

    2021-03-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung




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