一种透平叶片铸件尾缘孔流量特性曲线生成方法及系统
By generating flow characteristic curves of the trailing edge holes of turbine blade castings through numerical simulation and fitting techniques, the problems of high labor costs and long cycles in existing technologies have been solved, enabling rapid and accurate flow characteristic measurement and ensuring the cooling effect and production efficiency of gas turbine blades.
CN117313267BActive Publication Date: 2026-07-17XIAN THERMAL POWER RES INST CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- XIAN THERMAL POWER RES INST CO LTD
- Filing Date
- 2023-09-25
- Publication Date
- 2026-07-17
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Figure CN117313267B_ABST
Abstract
本发明涉及透平叶片精铸技术领域，公开了一种透平叶片铸件尾缘孔流量特性曲线生成方法及系统，方法包括：获取预设陶芯模具的尾缘孔几何数据；基于预设边界条件对尾缘孔几何数据进行数值模拟，得到模拟结果，模拟结果为预设边界条件对应的尾缘孔最小截面积及铸件流量；对模拟结果进行拟合，生成透平叶片铸件尾缘孔流量特性曲线。通过本发明能够快速有效的生成尾缘孔流量特性曲线，并将其用于筛选流量特性合格的陶芯，可以有效避免流量超差铸件的产生，降低生产成本。
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