China Advanced Research Reactor is just under building, neutron scattering is one of its important applications, and neutron guide system is an important facility for neutron scattering project.
为使依托中国先进研究堆(CARR)进行的冷中子散射实验拥有更高质量的中子束流,本工作对中子散射工程中的中子导管系统各参数进行分析研究,并首次在国内应用等效中子导管理论,结合解析计算确定出优化的导管方案。
The transportation characteristic of neutron guide is calculated by the Numeric Calculation Method Software-NCMC which composed by study group, and compare the calculation results with results of paper [1] and results which supplied by professor V.
采用研究小组内开发的数值方法计算程序[Numeric Calculation Method Software-NCMC]对中子导管的输运性能进行了计算,计算结果分别与文献[1]以及俄罗斯核物理研究所V。
The designs of the two cold neutron guides, CNG1 adn CNG2, to be built in China advanced research reactor (CARR) are studied with MonteCarlo simulation technique.
应用蒙特卡罗方法对中国先进研究堆(CARR)上的两条冷中子导管CNG1和CNG2的设计方案进行了模拟研究。
two cold neutron guides (CNG), one neutron stress diffractometer and one high resolution neutron powder diffactometer (HRPD), have been simulated and optimized using Monte-Carlo simulation softwares, MCSTAS and VITESS, first.
本论文结合当前中国先进研究堆(China Advanced Research Reactor，CARR)中子散射工程谱仪建设的迫切需要，选择国际上广泛使用的通用中子散射谱仪模拟软件MCSTAS和VITESS作为模拟研究工具，首次对若干台新建谱仪的设计方案进行了全面的模拟和优化研究，包括两条冷中子导管、中子应力衍射仪和高分辨中子粉末衍射仪，并配合冷源设计研究了导管对冷源尺寸的要求。
Study on Propagation Characteristics of Lamb Wave and Guided Wave in Pipes
Lamb波和管中导波的传播特性研究
APPLICATION OF THE COORDINATE TRANSFORMATION FOR COMPUTING WAVEGUIDE TUBE EDDY CURRENTS
坐标变换在波导管涡流计算中的应用
circular waveguide standing-wave detector
圆形波导管驻波检测器
Study on Pipeline Defects Detection by Ultrasonic Guided Waves;
超声导波技术在管道缺陷检测中的研究
Study on the Numerical Simulation Method and Detection Characters of Ultrasonic Guided Waves in Cylindrical Structures
管状结构中超声导波检测特性数值模拟
Dispersion Characteristics and Experimental Study of Ultrasonic Guided Waves in Pipes
超声导波在管中的频散特性及实验研究
The Propagation Characteristics of Longitudinal Guided Wave in Steel Pipe Partly Buried in Soil
纵模导波在部分埋地管道中的传播特性
Angular-profile Tuning of Guided Waves in Pipe Inspection
管道导波检测中的位移圆周分布调制方法
Circumferential Guided Waves Testing for Longitudinal Defects in Small Tubes
小口径薄壁管中纵向缺陷的周向超声导波检测
EFFECTS OF INITIAL WAVE NORMAL ANGLE ON PROPAGATION OF NON-DUCTED WHISTLER WAVE AT MID AND LOW LATITUDES
初始波法线角对中低纬非导管哨声波传播的影响
Application of Welded Waveguide with Fins in Thickness Ultrasonic Monitoring of Pipes under High Pressure and High Temperature
带翅片焊接超声波导波杆在高温管道壁厚在线检测中的应用
choke flange coupling
波导管扼流凸缘耦合
elliptical iris waveguide
椭圆形光圈式波导管
"Radio wave are used in standard Broadcast radio and television, navigation and air-traffic control, cellular telephony, and even remote-controlled toys."
无线电波用于电视、电台、导航、空中交通管制、通讯、雷达、遥控玩具。
However, aortic dissection was suspected during cardiac catheterization and then comfirmed by echocardiography.
然而在心导管过程中怀疑有主动脉剥离而后被心脏超音波所确定。
Ultrasonic Guided Wave Techniques and the Application to NDT in Pipes;
超声导波技术及其在管道无损检测中的应用研究
Application of Ultrasonic Guided Waves Based on Magnetostrictive Effect on the In-service Testing of High-temperature Pipe
基于磁致伸缩效应的导波在高温管道在线腐蚀检测中的应用
The LiNbO_3: Fe Photorefractive Crystal Write-in Slab Waveguide
LiNbO_3:Fe晶体中写入光波导