plume相关论文
Plume is the main infrared source of along-endurance UAV,and its infrared radiation numerical calculation is very import......
Realizing artificial olfaction on robotic platforms to localize a chemical source draws much attention recently and has ......
In order to solve the detection problem of vehicle exhaust plume infrared radiation,the effect of the vehicle moving sta......
采用高速摄像仪观察了光纤激光深熔焊接羽辉的动态行为,分析了羽辉的形成原因。结果表明:羽辉可分为底部周期性摆动部分和类似于激......
为了不影响发动机的运行和航天活动的开展,基于羽流紫外辐射的监测和光谱特性,对发动机的工作状态、羽流特性等进行了在轨观测。从......
Utilizing ^(234)Th/^(238)U disequilibrium to constrain particle dynamics in hydrothermal plumes in t
Metal-enriched minerals have been widely observed near hydrothermal vent fields.However,the dynamics of particulate meta......
Short-term offshore extension of Brahmaputra-Ganges and Irrawaddy freshwater plumes to the central n
In this study, the short-term offshore extension of Brahmaputra-Ganges(BG) and Irrawaddy freshwater plumes to the centra......
Forward modeling and inversion of the relation model between the gas content of plume and its seismi
The methane bubble plume attracts interest because it offers direct evidence of seafloor gas leakage and plays an indire......
Plume is the main infrared source of a long-endurance UAV,and its infrared radiation numerical calculation is very i......
Convection exists widely in the nature.The researches of turbulent thermal convection in physics and flow characteri......
Equatorial spread-F (ESF) backscatter plumes are often observed in radar range-time-intensity (RTI) maps at low latitude......
Helium and neon isotopic compositions in the ophiolites from the Yarlung Zangbo River,Southwestern C
The ophiolites from the Yarlung Zangbo River (Tibet),Southwestern China,were analysed for the con-tents of helium and ne......
过去几年的地震研究证明:美国国立黄石公圆的引人注目的热活动,是由于在黄石公圆下面存在一个大的地幔羽——地幔物质和热向上扩......
Chromitite bodies hosted in peridotites typical of suboceanic mantle (s.l. ophiolitic) are found in the northern and cen......
Using the occurrence characteristics of bubble plumes in the South China Sea as a reference, this paper continues to stu......
摘 要西准噶尔是近年来中亚造山带的研究热点地区之一,发育多条蛇绿混杂岩带.随着研究的深入,蛇绿岩混杂岩带中不断有碱性洋岛玄武......
Geodynamics of oceanic plateau and plume head accretion and their role in Phanerozoic orogenic syste
We present three 3D numerical models of deep subduction where buoyant material from an oceanic plateau and a plume inter......
Payenia Quaternary flood basalts (southern Mendoza, Argentina):Geophysical constraints on their volu
本文通过对荣华二采区10...
Three Dimensional Simulation of Ion Thruster Plume-Spacecraft Interaction Based on a Graphic Process
本文通过对荣华二采区10...
This study seeks to determine the similarities in plume radiation between reduced and full-scale solid rocket models in ......
计算了欠膨胀状态、设计状态和过膨胀状态三种典型流动状态下的轴对称收扩喷管在3~5μm波段的喷流红外辐射传输特性,并对三种状态......
Fluid mechanics of ventilation system generated by buoyancy and momentum sources and experiments res
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......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Fluid mechanics of ventilation system generated by buoyancy and momentum sources and experiments res
This paper presents fluid mechanics of ventilation system formed by the momentum source and the buoyancy source,which in......
利用加拿大BOMEN公司出产的MR-254型红外光谱仪,对固体推进剂羽流的红外辐射特性进行了研究。在分辨率为4 cm~(-1)、测试距离为5 m......
The present reappraisal of the mantle plume hypothesis is perhaps the most exciting current debate in Earth science. Nev......
Geodynamics of oceanic plateau and plume head accretion and their role in Phanerozoic orogenic syste
We present three 3D numerical models of deep subduction where buoyant material from an oceanic plateau and a plume inter......
文中研究了改性双基推进剂的羽流特性问题。采用NASA-CEA对配方进行了化学平衡计算,在分析组分质量分数及喷管入口参数的基础上,建......
提出某型号飞机的简化机身研究思路,对研究区域分区划分网格,采用相对坐标方式数值模拟了两种大气湍流尺度下,飞机在8km高度下以0.......
火箭发动机排气羽流的影响是研制火箭运载器的一个关键问题。本文综述了羽流对航天飞机和火箭底部流动、底部加热的影响。重点综述......
本文根据推进剂喷气持续时间短这一特性,选择功率比法作为测量微波衰减的方法.结果表明:推进剂的喷气羽烟对微波的衰减与配方有关;......
降低高温核心区长度是减小尾喷流红外辐射的有效途径。针对某轴对称收敛喷管,研究1种横向射流主动强化尾喷流掺混与红外抑制技术,......
在导弹/火箭从起飞到整个飞行过程中,其后的尾焰由于具有非常显著的红外辐射特性,进而成为红外设备主要探测目标源。对火箭发动机......
An investigation on the scenarios of the spill plume and its equation was presented,including two aspects,i.e.,the small......
<正> 研究尾喷流热辐射对隐身技术发展有着重要意义。实验表明,二维喷管红外抑制效能比传统的轴对称喷管好。二维喷管流场计算是红......
采用粒子网格单元与蒙特卡洛碰撞相结合的方法，建立霍尔效应推力器羽流的二维轴对称模型。模型中电子作为流体处理且服从等熵假设，离......
2002年9月17日17：00至18日17：00，在长江口外E4站位（122°40’8”E，30°59’17”N），采用300kHz声学多普勒流速剖面仪（ADCP）和温盐深......
依照现行国家相关标准的规定并参考国外相关标准,对建筑中庭内两类典型设定火灾场景条件下烟羽流的质量流量和温度进行计算和比较......
红外尾焰仿真是红外场景仿真的难点之一。采用粒子方法仿真红外尾焰存在二个问题，一是粒子数量庞大，二是很难通过控制粒子实现尾焰的......
针对关于卫星推进器尾焰的红外特性研究较少的现状,对某双组元轨控推进器尾焰的红外辐射进行数值模拟。采用贴体坐标系下的有限体......
气泡的运动形式与边界条件密切相关.当气泡在近自由液面附近运动时,会与自由液面发生相互作用并产生复杂的水冢和射流现象.目前相......
介绍了光谱辐射法、激光诱导荧光法、静电探针法等接触式和非接触式测量技术,以及电子温度、重粒子温度、羽流速度等参数的测量,并......
采用CFD数值模拟软件对高温热源上部接受罩的羽流温度场和速度场进行分析,比较不同工况下上部伞形接受罩对高温烟气的控制特性,同......
姿控发动机真空环境下工作产生的喷流对航天器造成的污染非常严重。根据污染的性质，羽流污染又分为机械污染、热污染、沉积污染和化......
A field experiment was conducted in Taiwan to measure the cross-pollination (CP) rate of maize pollen recipients from po......
基于区域陆架海水动力-生态耦台模型（COHERENS）中的三维水动力模型，对一个概化的潮汐河口羽状流动力学进行了初步研究。在均～水深和无......
基于压电效应开发的用于发动机羽流力/力矩测量系统,对其进行在线标定是需点解决的技术难题之一。针对立式结构的羽流力/力矩测量......
通过对固体火箭发动机地面试验现场环境及尾焰电磁波衰减近场测试技术进行研究,设计了基于矢量网络分析仪的固体火箭发动机尾焰电......
