非接触测量

• Fvisar ( fiber velocity interferometer system for any reflector ) which is made up of fiber can measure the velocity for any reflector without touching . it is widely used in the velocity measurement , especially in the field of material impact characteristics researching
  全光纤速度干涉系统( fibervelocityinterferometersystemforanyreflector : fvisar )是一种以光纤为框架、非接触测量任意漫反射面速度的干涉仪。
• Reconstruction of 3 - d objects is an important research problem of computer vision , which have been applied in many domains such as virtual reality , cad reverse engineering , pattern recognition , ill product detection , and non - contact measurement of 3d human body
  获取真实物体的三维模型是计算机视觉的一个重要研究课题，在虚拟现实、 cad反向工程、模式识别、不良产品检测以及人体非接触测量等领域有着广泛的应用。
• The method samples the signals of spindle vibration displacement and the spindle electrical machinery power signal using the synchronized sampling technique . as the two kinds of signals are all non - contact pick - ups , this method is very suitable for the machining centre
  对加工中心铣刀破损监测，提出了利用主轴振动位移信号和机床主电机功率信号进行监测的方法，由于采用非接触测量，非常适合于加工中心等柔性加工设备。
• Aiming at the laser non - cntact measuring system for 3 - coordinate of inner and exterior surface of shell provided in ref . the process of scanning and the coordinate conversion of measuring data are discussed , the method of geometrical parameters calibration is emphatically discussed in this paper
  摘要针对文献介绍的回旋壳体内外曲面三坐标激光非接触测量系统，叙述了其扫描工作过程，讨论了测量数据的坐标转换，重点讨论了几个几何参数的标定方法。
• Three - dimensional machine is imported from germany , as a bridge - style with multi - control laser figure projective tester , it can create a subroutine for measuring the feature automatically with one of the sensors camera , probe or laser . because of its accuracy and precision , it is widely applied in the measuring field of micro - acoustic products and the high - quality tools
  三维测量仪是从德国进口的桥式多控头激光轮廓投影测量仪，具备探针机械测量激光非接触测量和像素非接触测量三种功能，测量精度和正确率高，测量数据可通过逆向工程制作三维造型，广泛适用于微型电声产品和模具的精确测量。
• The image - based measurement technique is one kind of novel noncontact measurement technique , which develops from the computer vision realm and primarily regards images as the carrier and means to detect or transfer the information . the image - based measurement technique can bring us the actual information of the examined object after dealing with the characters detected from the images
  基于图像的测量技术是从计算机视觉领域中发展起来的新型非接触测量技术，它主要是把图像当作检测和传递信息的手段或载体而加以利用的测量方法，通过提取图像的特征信号，最终从图像中获取被测对象的实际信息。
• Charge coupled devices ( ccd ) is a photoelectric device with high performance , which is widely applied in many areas , including astronomical imaging , entertainment and manufacturing , etc . the geometrical measure with ccd has an advantage on achieving high accuracy , dynamic detection and non - contact measurement
  电荷耦合器件( ccd )是一种高性能的半导体光电器件,近年来在天文摄像、消费电子、工业检测等领域里得到了广泛的应用。将ccd技术应用于几何量测量可以实现高精度、在线动态检测和非接触测量等要求。
• We often get the point cloud data of surface by the non - contact measurement method and construct the 3 - demensional model of the point data . then we design the mold and manufacture the entity according as the 3 - demensional model . now this process is one of the developmental trends in the integrated manufacturing field , and it has great value in the engineering
  使用非接触测量方法获取曲面的点云数据,利用cad软件对点云进行造型、基于造型进行模具设计,利用cam软件进行制造,是设计制造一体领域的发展趋势之一,有重要的工程实用价值。
• By the introduction of cross - correlation technology and ultrasonic transducer , the ultrasonic flow measurement system can be developed , and the un - contact flow measurement of two - phase flow can be realized , therefore the research of the ultrasonic cross - correlation flowmeter is a subject that has great significance
  以互相关技术为基础，采用超声波换能器构成超声流量测量系统，可以实现两相流的非接触测量，因而超声相关流量计的研究是一项有重大意义的课题。
• Laser doppler velocimeter ( ldv ) is a precise instrument based on the theory of laser doppler effect with no - touch measurement capability , quick responsibility , high precision , wide measurement range , multiple dimension measurement and direction judgement ability . ldv is applied extensively in the field of science research & education and industrial measurement . in this thesis , we researched on the high - precise signal processing in ldv
  激光多普勒测速仪( ldv )是根据激光多普勒效应研制而成的一种精密测速仪器,具有非接触测量、动态响应快、分析精度高、测量范围宽、可测多维速度和判别速度方向等优点,被广泛应用于科研教育领域和工业测量领域。