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假设辐射噪声PSD设为110 dB,测量频带内各 Su Qiang, Wang Guibo, Zhu Pengfei, et al. Summary of
频点的环境噪声 PSD 设为 70 dB,阵元数在 5 ∼ 79 foreign submarine acoustic stealth frontier technology de-
velopment[J]. Ship Science and Technology, 2014, 36(1):
之间变化,相邻阵元间距为 1 m,仿真结果如图 7
1–9.
所示。图 7(a) 为阵增益随阵元数的变化情况,随着 [8] McDonald M A, Hildebrand J A, Wiggins S M. Increases
阵元数增加,阵增益逐渐增大,且变化趋势变缓。 in deep ocean ambient noise in the Northeast Pacific west
图 7(b)为信道偏差随阵元数的变化情况,可以看出, of San Nicolas Island, California[J]. Journal of the Acous-
tical Society of America, 2006, 120(2): 711–718.
阵元数变化对信道偏差影响不大。图 7(c)为估计结
[9] Andrew R K, Howe B M, Mercer J A, et al. Ocean ambi-
果的均方根误差随阵元数变化情况,可以看出,随着 ent sound: comparing the 1960s with the 1990s for a re-
阵元数的增加,均方根误差逐渐减小,且阵元数越 ceiver off the California coast[J]. Acoustics Research Let-
大,其变化趋势越平缓,与阵增益随阵元数的变化趋 ters Online, 2002, 3(2): 65–70.
[10] 孙贵青, 杨德森, 张揽月. 基于矢量水听器的水下目标低频辐
势一致。
射噪声测量方法研究 [J]. 声学学报, 2002, 27(5): 429–434.
Sun Guiqing, Yang Desen, Zhang Lanyue. Research on
4 结论 the method for measuring radiated noise by an under-
water target in low frequency band based on the vector
本文提出一种近场球面波假设下基于多途信 hydrophone[J]. Acta Acustica, 2002, 27(5): 429–434.
道传输函数估计的垂直阵舰船辐射噪声功率谱密 [11] 方尔正, 王燕. 水下目标辐射噪声测量方法 [J]. 南京航空航天
大学学报, 2009, 41(2): 238–242.
度估计方法,并分析了产生辐射噪声估计误差的原
Fang Erzheng, Wang Yan. Measurement method for
因。通过不同路径近场阵列流形向量的叠加,较快 underwater target radiated noise[J]. Journal of Nanjing
地估计了信道传输函数,将其用于舰船辐射噪声源 University of Aeronautics & Astronautics, 2009, 41(2):
级测量,可较简便地估计距声中心 1 m 处辐射噪声 238–242.
[12] Wang L, Humphrey V, Robinson S P, et al. Measurement
的功率谱密度,即谱源级。仿真结果表明,使用多途
of noise source locations in depth from dredging ships with
信道时辐射噪声功率谱密度的估计性能良好。本方 a vertical line array[C]. Proceedings of the 3rd Interna-
法适用于浅海等声速剖面情况,对于复杂声速剖面 tional Conference & Exhibition on “Underwater Acoustic
的情况,还需要进一步的研究。 Measurements: Technologies & Results”, 2011.
[13] 陈守虎, 张双荣, 马力, 等. 使用垂直阵列测量舰船辐射噪
声 [C]. 中国声学学会 2007 年青年学术会议, 2007.
参 考 文 献 [14] 吴国清, 王美刚, 陈守虎, 等. 用垂直阵和单水听器测量水下
目标辐射噪声的误差分析及其修正方法 [J]. 声学学报, 2007,
[1] ANSI S12.64–2009, Quantities and procedures for de-
32(5): 398–403.
scription and measurement of underwater sound from
Wu Guoqing, Wang Meigang, Chen Shouhu, et al. Er-
ships–part 1: general requirements[S].
ror analysis and correction method of underwater vessel
[2] ISO 17208–1: 2016, Underwater acoustics—Quantities
and procedures for description and measurement of un- radiated noise measurement by vertical array and single
hydrophone[J]. Acta Acustica, 2007, 32(5): 398–403.
derwater sound from ships—Part 1: requirements for pre-
[15] 向龙凤, 孙超, 刘宗伟, 等. 基于虚拟时间反转镜的垂直阵舰
cision measurements in deep water used for comparison
船辐射噪声级测量方法 [J]. 声学学报, 2013, 38(1): 57–64.
purposes[S].
Xiang Longfeng, Sun Chao, Liu Zongwei, et al. Measuring
[3] Gassmann M, Wiggins S M, Hildebrand J A. Deep-water
measurements of container ship radiated noise signatures ship-radiated noise level via vertical linear array based on
virtual time reversal mirror[J]. Acta Acustica, 2013, 38(1):
and directionality[J]. Journal of the Acoustical Society of
57–64.
America, 2017, 142(3): 1563–1574.
[16] Stoica P, Moses R L. Spectral analysis of signals[M]. NJ,
[4] Brooker A, Humphrey V. Measurement of radiated un-
Englewood Cliffs: Prentice-Hall, 2005.
derwater noise from a small research vessel in shallow wa-
[17] 蒋国健, 林建恒, 马杰, 等. 舰船螺旋桨空泡噪声的数理模
ter[J]. Ocean Engineering, 2016, 120: 182–189.
[5] Humphrey V, Brooker A, Dambra R, et al. Variability 型 [J]. 声学学报, 1998, 23(5): 401–408.
Jiang Guojian, Lin Jianheng, Ma Jie, et al. Theoretical
of underwater radiated ship noise measured using two hy-
model of noise caused by ship propeller cavitation[J]. Acta
drophone arrays[C]// Oceans. IEEE, 2015: 1–10.
Acustica, 1998, 23(5): 401–408.
[6] 何琳. 潜艇声隐身技术进展 [J]. 舰船科学技术, 2006, 28(S2):
[18] 孙军平, 杨军, 林建恒, 等. 船舶水下辐射噪声信号理论模型
9–17.
He Lin. Development of submarine acoustic stealth tech- 及仿真 [J]. 物理学报, 2016, 65(12): 124301.
Sun Junping, Yang Jun, Lin Jianheng, et al. Theoret-
nology[J]. Ship Science and Technology, 2006, 28(S2):
ical model and simulation of ship underwater radiated
9–17.
[7] 苏强, 王桂波, 朱鹏飞, 等. 国外潜艇声隐身前沿技术发展综 noise[J]. Acta Physica Sinica, 2016, 65(12): 124301.
述 [J]. 舰船科学技术, 2014, 36(1): 1–9.