| 摘要 |
PROBLEM TO BE SOLVED: To provide an air flow calculation device capable of analyzing a wind direction change with a simple structure, a wind tunnel test device and an air flow calculation method.SOLUTION: The air flow calculation device for analyzing an airflow in a measurement range includes model creation parts provided in parallel in the measurement range and at the airflow upstream side of the measurement range in a direction perpendicular to the airflow direction with a plurality of rectification members each of which forms a flow velocity distribution in the vertical direction for creating an analysis model, and an analysis part for analyzing an airflow flowing in the measurement range by rotating each rectification member around the rotation shaft in the vertical direction while letting the air flow to the analysis models from the upstream side.SELECTED DRAWING: Figure 2 |
