Spotweld_2or3Layers_001

侧扫声纳图像处理软件，python。浅水底栖生物成像和底物表征的应用(Shallow water benthic imaging and substrate characterization using recreational-grade sidescan-sonar)

声波正演程序，运用二维声波波动方程进行声波的正演模拟(Sound wave forward program)

Psim仿真，PI控制并网逆变器，单极性倍频控制(Psim simulation, PI control grid connected inverter, unipolar frequency doubling control.)

利用相场晶体模型，计算枝晶生长等。标记为相场晶体模型。(Dendrite growth is calculated by phase field crystal model. It is labeled as phase field crystal model.)

说明：  dq坐标系恒定直流源并网逆变器控制，PSCAD仿真软件(inverter in dq frame)

驾驶员模型闭环控制，考虑转向系统情况下的闭环路径跟踪模型。(Driver model closed loop control)

地震勘探 AVO正演 雷克子波 运用雷克子波和反射系数进行褶积得到合成地震记录(matlab ricker The seismic record obtained by convolution of rec wavelet and reflection coefficient is one-dimensional, and the AVO response can be identified by the seismic record)

三相桥式全控PWM整流电路，采用电压外环、电路内环的双闭环控制(Three phase bridge type fully controlled PWM rectifier circuit)

KTV点歌系统：包括拼音点歌、分类点歌、排行点歌、字数点歌。本系统由北大青鸟学员所作！(KTV VOD system: including Pinyin song, classification VOD Top song, word song. This system made by the Beida Jade Bird trainees!)

说明：  张文彤SPSS统计分析基础教程数据、张文彤SPSS统计分析高级教程数据(Zhang Wentong SPSS Statistical Analysis of Basic Course Data and Zhang Wentong SPSS Statistical Analysis of Advanced Course Data)