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基于LabVIEW嵌入式的便携式检测仪采集系统软件的设计 总被引:1,自引:0,他引:1
介绍一种基于LabVIEW嵌入式的便携式检测仪采集系统设计方法.该便携式检测仪设计结合功能强大的ARM微处理器与图形化的虚拟仪器技术,体现其优越性和机动性.同时,该检测仪采集系统用于实际采集各种光电信号,根据不同的应用需求,能够进行正确的标度转换,结果表明该方法得到较好的效果. 相似文献
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建立了基于Radioss的某车型侧面碰撞有限元模型,依C-NCAP 2012版中的时速50 km可变形移动壁障侧面碰撞试验条件设定仿真的载荷和边界条件,计算相关位置的加速度、侵入速度、侵入量,与事先设定的五星车目标值进行比较,通过优化结构设计,使不达标项达标。通过在模型中加入有限元侧面碰撞假人模型,依C-NCAP 2012版计算假人相关位置伤害值,仿真结果表明该车侧面碰撞达到五星车要求。 相似文献
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Determining the light absorption distribution (LAD) of uterine tissue helps the detection of endometrial carcinoma. In this work, a 3-dimensional optical model of the human uterus is proposed and examined. The model is filled with strong scattering medium (undiluted raw and homogenized milk, URHM) or air at 630 nm and 800 nm wavelengths. Monte Carlo simulations are used to find the absorption profiles of photons by transcervical laser illumination, with a cylindrically diffused light source (CDLS) or spherically diffused light source (SDLS). The results show that 800 nm is a good laser wavelength value for the detection of endometrial carcinoma by photoacoustic imaging (PAI). At the same time, the shape of the light source becomes less important in a relatively large cavity. The impacts of different scattering coefficients of CDLS on the irradiated area are demonstrated. Strong scattering medium is helpful to the illumination of the uterus cavity. 相似文献
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