🔥 内容介绍
对于水中声波的吸收曲线,可以采用如下的形式进行绘制:
在曲线中,横坐标表示声波的频率,纵坐标表示声波在水中的吸收程度。根据实验数据,我们可以得到水中声波的吸收曲线是一个随频率逐渐增加而逐渐上升的趋势。
在低频范围内,水对声波的吸收较低,声波能够在水中传播较远。随着频率的增加,水开始对声波的吸收能力增强,导致声波在水中传播距离逐渐减小。
值得注意的是,水中声波的吸收曲线还受到其他因素的影响,例如水的温度和压力等。不同条件下的实验数据可能会有所不同。
水中声波吸收曲线与水的温度和压力有关。水的温度和压力会影响水的密度和粘度,从而影响声波在水中的传播和吸收情况。
当水的温度升高时,水的密度会减小,导致声速增加。相应地,声波在水中的传播速度增加,会影响声波在水中的传播距离和吸收程度。
水的压力也会影响声波在水中的传播和吸收情况。在高压下,水的密度会增加,导致声速增加。同时,高压下水的粘度也会增加,导致声波在水中传播时遇到更大的阻力,从而减弱声波的强度和吸收程度。
因此,水中声波吸收曲线会受到水的温度和压力的影响。
📣 部分代码
clc % clear command windowclose all % close other windowclear all % clear variablestotal_number_of_sensor_node=50; % The total number of sensor nodes in the networkx=randi([0,50],1,total_number_of_sensor_node); % x coordinate of each sensor node in the networky=randi([0,50],1,total_number_of_sensor_node); % y coordinate of each sensor node in the networkz=randi([0,50],1,total_number_of_sensor_node); % z coordinate of each sensor node in the networkplot3(x,y,z,'mo',... % Plot all the nodes in 3 dimension'LineWidth',1.5,... % Size of the line'MarkerEdgeColor','k',... % The color of the outer surface of the node. Currently it is set to black color. "k" stand for black.'MarkerFaceColor',[1 1 0],... % The color of the inside of the node. Currently it is set to yellow color. "[1 1 0]" is a code of yellow color'MarkerSize',10)box onxlabel(' Length (m)') % X-label of the output plotylabel(' Width (m)') % Y-label of the output plotzlabel(' Height (m)') % Z-label of the output plottitle(' Random deployment of the sensor nodes in the network') % Title of the plotgrid on % Activate the grid in background of the plot% Hold figure 1hold on%Note: To change the color, just write "r" for red, "g" for green, "b" for %blue, "m" for magenta, "c" for cyan and so on
⛳️ 运行结果


🔗 参考文献
Francois, R. E., and G. R. Garrison. "Sound absorption based on ocean measurements. Part II: Boric acid contribution and equation for total absorption." The Journal of the Acoustical Society of America 72, no. 6 (1982): 1879-1890.
Qadir, Junaid, Anwar Khan, Mahdi Zareei, and Cesar Vargas-Rosales. "Energy Balanced Localization-Free Cooperative Noise-Aware Routing Protocols for Underwater Wireless Sensor Networks." Energies 12, no. 22 (2019): 4263.
Matlab应用于多领域及水中声波吸收研究

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