Open Access
表2
计算模型的名称及主要信息
| 序号 | 计算模型 | 图例名 | 特征 | 全长/m | 锥长/m | 马赫数 | 近场距离/m | 网格单元数 |
| 1 | QSJ等效全机 | qsj | 2~9的对照, 反映无静音锥效果 | 50.2 | 0 | 1.8 | -100 | 4 798 828 |
| 2 | 二级静音锥 | stg2 | Gulfstream设计的二级静音锥 | 62.8 | 12.6 | 1.8 | -100 | 4 163 826 |
| 3 | 二级连续(1) | ctn2 | 截面连续过渡, 通过stg2关键点, 保留弯曲 | 62.8 | 12.6 | 1.8 | -100 | 5 646 137 |
| 4 | 二级连续(2) | csm2 | 截面连续平滑过渡, 通过stg2关键点, 接近均匀增长 | 62.8 | 12.6 | 1.8 | -100 | 5 466 628 |
| 5 | 三级静音锥 | stg3 | Gulfstream设计的三级静音锥 | 62.8 | 12.6 | 1.8 | -100 | 6 058 969 |
| 6 | 三级连续 | ctn3 | 截面连续平滑过渡, 通过stg3关键点 | 62.8 | 12.6 | 1.8 | -100 | 4 462 366 |
| 7 | 四级静音锥 | stg4 | Gulfstream设计的四级静音锥 | 69.0 | 18.8 | 1.8 | -100 | 5 113 754 |
| 8 | 四级连续 | stn4 | 截面连续过渡, 通过stg4关键点 | 69.0 | 18.8m | 1.8 | -100 | 5 346 525 |
| 9 | 短四级静音锥 | stg43 | 将stg4等比例压缩到stg3长度 | 62.8 | 12.6 | 1.8 | -100 | 4 833 167 |
| 10 | F-15B锥 | spk1 | 非轴对称, 在正下方到正上方 | 26.5 | 7 | 1.4 | -100 | 2 189 664 |
| 11 | F-15B连续 | ctn1 | 180°范围内每隔30°截取 | 26.5 | 7 | 1.4 | -100 | 2 598 398 |
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