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实时全聚焦成像技术

发布时间: 2019-11-15 17:33:11      作者:上海斌瑞检测技术服务有限公司      来源:上海斌瑞检测技术服务有限公司

全聚焦成像技术(TFM)通过特殊的的数据采集方法与成像技术能对缺陷进行非常精确的成像。使得超声检测在缺陷定量及定性上更加的准确。全聚焦技术采用了全矩阵捕捉法(FMC)对检测区域进行数据采集。
基本原理

江苏快3FMC(QUANJUZHENCAIJI)SHILIYONGCHAOSHENGXIANGKONGZHENTANTOUDEYIGETEDINGDESHUJUCAIJIGUOCHENG。DUIYUYIGENGEJINGPIANDEZHENLIETANTOU,MEIGEJINGPIANYICIJIFA,TONGSHISUOYOUDEJINGPIANJIESHOUXINHAO。ZHEIXIESHUJUBEIZUZHIZAIYIGEBAOHANSUOYOUCAIJIXINHAOJUZHENSZHONG。SijBIAOSHIDESHIYOUJINGPIANiFASHEJINGPIANjJIESHOUDEASAOXINHAO。QUANJUZHENSHUJUXUYAOJINXINGHOUCHULIHOULAIXIANSHIJIANCEJIEGUO。QUANJUJIAOFANGFA(TFM)JIUSHIYIZHONGYONGLAICHULIFMCSHUJUJIDEHOUCHULISUANFA。

TFMSHIYIZHONGXINHAOCHULISUANFALIYONGFMCMOSHISUOCAIJIDESHUJU。SHOUXIANQUEDINGYIGEHELIDEJIANCEQUYUYONGYUSHUJUZHONGJIAN。RANHOUJIANGJIANCEQUYUJINXINGKONGJIANLISANHUACHENGWEIYIGEWANGGE,DUIYUZHEIGEWANGGEQUYUZHONGDEMEIYIDIAN,JUJIAOFAZEDEJISUANDOUJIYUXIANGKONGZHENTANTOUDEJINGPIANWEIZHI。SUOYOUJILUDEXINHAODOUSHISHIYILIANG,BINGQIEYUMEIYIGEDIANXIANGDUIYUTANTOUSHEHEJIESHOUJINGPIANDEJULIQIUHEXIANGDUIYING。DANGJIANCEQUYUNEIDESUOYOUDIANZHONGJIANWANCHENGSHIZHENGGEXUNHUANJIESHU.

全聚焦成像原理如图1所示,将数据重建而界定的计算区(有效检测区)划成网格,对相控阵探头的整套阵元,要为网格上每一点计算聚焦法则。

元素表

江苏快3TU1 QUANJUZHENBUHUOSHIYITU

江苏快3ZAIWANGGEGEDIANQIUHEZHIQIAN,SUOYIJILUXINHAOJUNYOUXIANGYINGSHIYI。WANGGEGEDIANZHONGJIANHOU,XUNHUANJIJIESHU。

剖面图

江苏快3TU2QUANJUJIAOFACHENGXIANGYUANLISHIYITU

江苏快3XIAMIANSHIYIXIESHIKUAI(CAILIAO:GANG)HEHANFENGSHANGDEJIANCESHILI。TAMENYANZHENGLEGAISUANFADEDUIQUEXIANGAOFENBIANLV,YOUQISHICHUSEDEJINCHANGYUYUANCHANGFENBIANLV。JIANCESHIYONGDE64ZHENYUAN,PINLVWEI5 MHzDEXIANXINGXIANGKONGZHENTANTOU。CHENGXIANGJIEGUOGENGJIEJIN“X-SHEXIAN”XINGCHAOSHENGJIANCE。HUIBOBUYONGZAITONGGUOJINGYANJINXINGBIANSHI,QUEXIANLUNKUOQINGXI,SHIQUEXIANPINGGUGENGJIARONGYI。

X3仪器检测的图片

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X3仪器检测某工件图片

GENBUWEIHANTOU

X3仪器检测某工件图片

未熔合

YISHANGDEYIXIECHENGXIANGJIEGUOKEYITIXIANTFMZAIDUIQUEXIANDINGXINGFENXIZHONGDEZUOYONG,NENGDUIQUEXIANDEGENGHAODESHIBIEHEPANDING。YINGGAISHIDAIBIAOYIHOUXIANGKONGZHENJISHUFAZHANDEFANGXIANG。

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