velocimetry相关论文
Invited lecture: Hydroacoustics: Emerging Measurement Technology for In-situ Characterization of Riv
Starting with the 1980s, the riverine monitoring community experienced a fast-paced growth of acoustic instruments for m......
为了提高超高速物体运动速度的测量精度,在分析高速摄影系统测试过程的基础上,加入校正量δ对传统计算模型进行优化。结合优化前、......
Reconstruction and interpretation of photon Doppler velocimetry spectrum for ejecta particles from s
The photon Doppler velocimetry(PDV) spectrum is investigated in an attempt to reveal the particle parameters of ejecta f......
Many studies have investigated evaporation of sessile drops in an attempt to understand the effect of wetting on theeva......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The velocity distribution in Rayleigh convection caused by acetone volatilization in acetone-ethyl acetate binary system......
-Force measurements of oscillatory flow acting on a single circular cylinder have been carriedout.The experiments were d......
Design and flow field analysis for visualization experiment facility of pebble bed based on molten s
Molten salt pebble bed reactor is one of the sixth-generation IV reactor types. To investigate the mechanical behavior o......
为进一步探究海洋内孤立波诱导流场对海洋工程结构物以及潜航器的影响,本文采用重力塌陷方法和粒子图像测速(ParticleImagevelocim......
Spatial filtering velocimetry(SFV)has the advantages of simple structure,good stability,and wide applications.However,th......
开发了一套PIV成像系统,设计了双脉冲Nd:YAG脉冲激光系统;分析了激光测速中示踪粒子的选择方法,并开发了示踪粒浮选系统;利用灰度判别法判别粒子......
液态铅铋合金是先进反应堆加速器驱动的次临界系统(ADS)优选的靶材和冷却剂材料,液态铅铋流动速度场的测量是优化堆芯组件分布以及靶......
在航空传感器系统,测速传感器皮托管的探测器入口容易被堵住,造成事故。目前测风激光雷达是唯一可以替代皮托管的传感器,常见的脉......
本文阐述了一种运用霍尔传感器的测速装置的设计,利用A1302的磁电特性与磁钢产生电压脉冲,经过频率/电压转换电路将脉冲信号转换成......
开发一种基于旋转编码器的车辆行车状态无线监测装置,采用增量式旋转编码器作为速度测量元件,基于STM32F103VET6处理器与嵌入式实......
为了在FPGA平台上实现光电编码器对驱动电机测速,提出一种基于AVALON总线的光电编码器模块设计方案.设计完成了光电编码器在AVALON总......
We measured flow structures with stereoscopic particle image velocimetry(stereo-PIV)in the turbulent wakes of three para......
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用粒子图像测速技术(Particle image velocimetry,PIV)对光滑壁面和沟槽数量为18的模型内的流场进行测量,初步获得沟槽的存在对于环......
Doppler measurements in fetal descending aorta and umbilical artery can predict borderline oxygenati
Objective: To determine diagnostic utility of Doppler measurements in fetal descending aorta and umbilical arteries in p......
Background: Studies on physical activity during pregnancy and its impact on mother and fetus are still limited. Internat......
为可视化研究灌水器微细迷宫流道内含有未过滤掉的沙粒的实际流动状况,进而探索迷宫流道的堵塞机理,针对灌水器复杂且微细的迷宫流......
Flow Visualization and Modeling for Education and Research in Sedimentary Processes: An Accessible a
Sedimentary processes have direct effects on the geometry, distribution, and geophysical and geochemical properties of s......
Applied the Large Scale Particle Image Velocimetry Technique for Measurement the Velocity of Gravity
This study includes a series of laboratory experiments for investigated the gravity current of fresh water with density ......
The behavior of wall shear stress (WSS) was previously reported in a deformable aneurysm model using fluid-structure int......
Investigation of Unsteady Flow Fields for Flow Control Research by Means of Particle Image Velocimet
Unsteady three-dimensional flow phenomena must be investigated and well understood to be able to design devices to contr......
Airflow Distribution Measurements around the Human Body Using a Thermal Manikin by Particle Image Ve
The human body is a heat source in a room. As the human body has a complex shape, it is difficult to accurately measure ......
Comparison of the Hemodynamic Effects of the Induction Agents Ketamine, Etomidate and Sevoflurane Us
Objective: To compare the haemodynamic effects of the induction agents ketamine, etomidate and sevoflurane using the mod......
The present work introduces an extension to three-dimensional Particle Tracking Velocimetry (3-D PTV) in order to invest......
Many studies have investigated evaporation of sessile drops in an attempt to understand the effect of wetting on theevap......
The structure of inert turbulent flows, stabilized in a Bluff-Body burner, is studied considering different volumetric f......
We constructed a volume particle-tracking velocimetry (Volume-PTV) algorithm for comparisons with the tomographic partic......
Pulsed Umbilical Artery Doppler Ultrasound Findings in Management of High-Risk Term Pregnant Women d
Purpose: Intrapartum Doppler velocimetry is a non-invasive investigation method. This method is useful for evaluating th......
The classification performance of model coal mill classifiers with different bottom incoming flow inlets was experimenta......
The Prognostic Value of BMI, Serum Glucose, Endometrial Echo Pattern and Uterine Artery Doppler Velo
Background: Post-menopausal bleeding is a warning sign that accounts for about 5% of all outpatient gynaecologic visits ......
Experimental investigation on flow characteristics in circular tube inserted with rotor-assembled st
Rotor-assembled strand works as a typical tube insert to achieve heat transfer augmentation and scale inhibition in a he......
完成的软磨料流动(SAF ) 能处理不规则的几何表面,但是与低处理的事效率。处理这个问题,基于提高的狂暴的动能完成方法的改进 SAF 被......