PROBLEM TO BE SOLVED: To provide a tire model creation method and a tire model creation device for acquiring a tire cross-sectional shape by simultaneously and independently changing a tire shape and tire thickness in consideration of weight reduction of the tire, a tire shape optimization method based on the acquired tire cross-sectional shape, a tire shape optimization device, and a program.SOLUTION: A tire model creation method has processes of: setting a first tire model by computer-analyzable elements; setting at least one shape change vector for changing a shape of the first tire model and size of the shape change vector, respectively; setting at least one thickness change vector for changing thickness of the first tire model, and size of the thickness change vector respectively; and changing the first tire model by using the size of the shape change vector and the size of the thickness change vector as a parameter to obtain a second tire model by computer-analyzable elements.SELECTED DRAWING: Figure 2
【課題】タイヤの軽量化を考慮し、タイヤ形状とタイヤの厚さを同時に独立して変化させたタイヤ断面形状を取得するタイヤモデル作成方法およびタイヤモデル作成装置、取得したタイヤ断面形状に基づくタイヤ形状最適化方法、タイヤ形状最適化装置、および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、コンピュータで解析可能な要素で第1のタイヤモデルを設定する工程と、第1のタイヤモデルの形状を変化させる形状変化ベクトルと、形状変化ベクトルの大きさをそれぞれ少なくとも1つ設定する工程と、第1のタイヤモデルの第1のタイヤモデルの厚さを変化させる厚さ変化ベクトルと、厚さ変化ベクトルの大きさをそれぞれ少なくとも1つ設定する工程と、形状変化ベクトルの大きさおよび厚さ変化ベクトルの大きさをパラメータとして第1のタイヤモデルを変化させ、コンピュータで解析可能な要素の第2のタイヤモデルを得る工程とを有する。【選択図】図2
TIRE MODEL CREATION METHOD, TIRE SHAPE OPTIMIZATION METHOD, TIRE MODEL CREATION DEVICE, TIRE SHAPE OPTIMIZATION DEVICE, AND PROGRAM
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
2017-05-25
Patent
Electronic Resource
Japanese
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