Journal of Applied Optics, Volume. 46, Issue 3, 563(2025)
Parametric optimization method of optoelectronic air-cooling system on loitering missile
Figures & Tables(18)
Fig. 5. Cross section temperature cloud image of missile-borne photoelectric load
Fig. 10. Comparison of errors between model predicted values and actual values
Fig. 12. Temperature cloud image of missile-borne photoelectric load based on optimal design
Table 1. Definition of structural parameters of air-cooling system
View tableView in ArticleTable 1. Definition of structural parameters of air-cooling system
结构参数 符号 尺寸 取值范围 扇叶直径 D1/mm 23 — 风扇轴径 D2/mm 14 — 风扇厚度 h/mm 6 — 包络高度 L1/mm 12 — 包络长度及宽度（相等） L2/mm 30 — 风扇到基板距离 D/mm 5 — 基板厚度 b/mm 1 — 翅片厚度 a/mm （变量） [0.3, 1.5] 翅片高度 H/mm （变量） [1, 11] 内部翅片高度 l/mm （变量） [0, 4] 翅片数量 N/个 （变量） [5, 14] 风扇转速 R/rpm （变量） [ 6000 ,12000 ]
Table 2. Chip temperature under different grid number
View tableView in ArticleTable 2. Chip temperature under different grid number
assembly1最大网格尺寸/mm 网格数量 芯片温度/℃ 8 302 410 83.13 7 327 913 81.3 6 392 988 78.93 5 445 400 80.01 4 644 691 79.9 3 905 719 79.31
Table 3. Statistical errors
View tableView in ArticleTable 3. Statistical errors
统计误差类别 误差值 平均误差 0.058 82 最大误差 0.107 43 均方根误差 0.068 87 误差 0.939 72
Table 4. Optimized results
Table 5. Comparison between predicted values of optimization results and actual calculation results
View tableView in ArticleTable 5. Comparison between predicted values of optimization results and actual calculation results
优化模型预测值/℃ 优化结果实际计算值/℃ 偏差/% 72.689 72.837 2.03
Table 6. Comparison of photoelectric load temperature between empirical design and optimal design
View tableView in ArticleTable 6. Comparison of photoelectric load temperature between empirical design and optimal design
经验设计 /℃ 优化设计 /℃ 提升效果/% 24.9 17.8 28.5
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Zhi LI, Lei ZHU, Hu LIU, Jiajia LI, Heng ZHANG, Guiwei ZHANG. Parametric optimization method of optoelectronic air-cooling system on loitering missile[J]. Journal of Applied Optics, 2025, 46(3): 563
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Received: Dec. 16, 2024
Accepted: --
Published Online: May. 28, 2025
The Author Email: Lei ZHU (朱镭)
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