潜艇声呐
-
潜艇声呐腔自噪声预报平台
Self-noise Prediction Platfor m of Sonar Cavity of Submarine
-
潜艇声呐的功能仿真
Function Simulation of Submarine Sonar
-
潜艇首部声呐平台区结构复杂,激励也是随机和宽带的,其中,高频(500Hz~10kHz)自噪声预报通常采用SEA(统计能量分析)。
The structure of submarine sonar platform area is complicated and the driven forces are random and wide-band . Statistical energy analysis is often used to predict its middle and high-frequency ( 500Hz ~ 10kHz ) .
-
潜艇首部声呐平台区低频自噪声预报方法
Prediction method for low frequency of self-noise in submarine 's fore-body sonar platform area
-
低频操声干净器主要用于对抗控制线导鱼雷的潜艇平台声呐。
Low frequency noise-jammers are used to rival the active and passive sonar of submarines with line-guided torpedoes .
-
采用经验公式计算各子系统模态密度,最后利用统计能量法来预报潜艇首部声呐平台区自噪声,得到了令人满意的结果。
The subsystems ′ mode density is calculated by empirical formulas . Finally , SEA is adopted to predict self-noise in sonar platform area and satisfying results are obtained .
-
潜艇噪声水平对声呐探测性能影响分析
The noise level of submarine bring to the influence of the sonar detection capability