This case report is about a 61 years old woman who consulted for hematuria, the cystoscopy performed revealed an intra-d......

The elimination of transverse wavevectors during the propagation of electromagnetic waves is highly desirable because th......

The nonequilibrium statlstical-mechanlcs theory of a passive scalar field convected by turbulence (J. Qian, Phys. Fluids......

The optimization of flow control devices(FCDs) for a T-type five-strand billet caster tundish was carried out by water m......

A remote-control tether-less isolation tool is a mechanical device that is normally used in pipelines to block the flow ......

Stepped spillways for significant energy dissipation along the chute have gained interest and popularity among researche......

In order to study the cavitation damage in a side-wall when a sudden lateral enlargement and a vertical drop are imposed......

The existing research of the flow behavior in emitter micro-channels mainly focuses on the single-phase flow behavior.An......

The cyclone dust collector is applied to many kinds of industries and also there are many types of cyclones which are se......

The status of current knowledge on size-dependent aerosol removal by dry and wet processes, including dry deposition and......

When the subway train operates at a speed higher than 100 km/h,the corresponding aerodynamic issue becomes severe.To mee......

This study introduces an approach for flow enhancement in the bloodstream using insoluble additives as non-degradable dr......

Numerical simulations of 3D turbulent flow in a large-bore axial-flow pump coupled with half-elbow suction sump were per......

Dear Readers,As President of the Victam Foundation I would like to take this opportunity to thank you for your continuin......

Bladder cancer remains a commonly diagnosed malignancy worldwide,bringing huge economic burden and high morbidity for pa......

1. State Key Laboratory of Pulp and Paper Engineering， School of Light Industry and Engineering， South China University of......

As boundary layer transition plays an important role in aerodynamic drag prediction,the proposal and study of transition......

Measurements of characteristics by means of a two-component Laser Doppler Velocimeter (LDV) were carried out in turbulen......

目的 分析经尿道膀胱肿瘤电切(TURB)对膀胱肿瘤的疗效.方法 回顾性分析50例膀胱肿瘤电切术,术后常规行吡柔比星膀胱灌注.并与传统......

Turbulent open channel flows subjected to the control of a spanwise traveling wave have been investigated by means of Di......

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......

冰浆是一种有效的空调蓄冷和输送冷量的介质，有着广阔的应用前景，而冰浆的流动特性和传热性能又是将冰浆介质应用于实际工程的最为重......

由于发动机舱的火灾是典型的热驱动的浮力羽流,从探索浮力羽流的模拟方法出发,针对热羽流的基准试验,比较验证了3种基于浮力修正的......

介绍了八丝热线探针的制作工艺,有效地消除了各热丝探头之间的电信号干扰和动力学干扰。实验中使用该探针检测到了湍流边界层内的......

基于锯齿尾缘结构在航空发动机上的应用,对其降噪机理进行研究。通过3维热线风速仪测量2种尾缘结构的尾迹流场揭示锯齿降噪的流动......

对信息查询和使用进行了研究,提出了一种数据库数据快速转化方法,可以进行数据存储格式的转换,使得信息的维护变得更加方便,并列出......

江南造山带雪峰隆起区元古宙浊积岩的地球化学组成良好地反映了沉积盆地的板块构造性质,并为解释区域大地构造的性质和演化提供了......

提出了一种系统级的电路模型仿真方法,目的在于更有效地进行Turbo码在无线通信系统中的工程应用研究。研究方法是依据Turbo码的数......

为了探究摊铺机螺旋布料器在摊铺过程中沥青混合料离析的影响因素,基于流体运动基本方程理论建了沥青混合料螺旋摊铺的湍流动力学......

本文介绍了一种透平机械自动测试系统，并详细讨论了其数据采集的设计和实现。由于采用了合适的数据采集硬件和面向对象的可视化程序......

为提高经济效益，国内炼化企业油品调合技术都在逐步采用自动在线调和技术。其优势在于由专用软件根据在线组分实测数据即时调节组分......

运用数值方法，模拟出展向分布的同向倾斜微型射流列与平板湍流边界层相互作用形成流向涡列的流场结构，验证了利用其来对湍流边界层进......

The interfacial evaporative heat transfer was included in the semi-empirical study of the heat transfer for the falling ......

采用两大类模型,对应用射流涡流燃烧结构方案的高压涡轮导向器性能进行数值模拟研究。利用基于压力的隐式稳态求解器以及尺度适应......

利用二维激光多普勒测速仪对零压力梯度下光滑面和小尺度沟槽面的沟槽及峰上部区域中湍流边界层流场进行了对比测量.着重考察了在......

依据低雷诺数k-ε模型,用CFD商业软件FLUENT,对UV消毒反应器进行数值模拟.UV消毒反应器结构的设计可以在很大程度上影响到饮用水的......

采用了混合有限分析求解方法对湍流绕过二维方形障碍物进行了数值模拟，模拟雷诺应力项时采用了布辛涅斯克假定．采用了k-ε双层模型进......

采用大涡模拟方法,在雷诺数为1.4×105时,研究来流湍流度对圆柱绕流特性的影响规律.研究表明：湍流度会使得自由剪切层间的相互......

1 INTRODUCTIONCalcium carbonate scaling is quite common in chemical processes,especially in heatexchangers.Only limited ......

介绍了叶栅型喷嘴的基本结构,对三维可压射流的控制方程和Spalart-Allmaras湍流模型进行了分析,利用有限体积法对可压缩的N-S方程......

传统的数字水印不具备抗比特攻击能力，本文提出一种基于LDPC码的数字水印算法，对水印图像编码，可抵御比特攻击。水印图像在进入高噪声......

运用κ-ε模型成功地建立了适用于微滤、超滤管式膜湍流流动的数学模型。对所建数学模型进行离散化处理，壁面条件采用了壁面函数法，......

目的研究中国健康成年男性志愿者连续口服D-聚甘酯片的药动学.方法选择经体检及实验室检查均正常的健康成年男性志愿者.12名受试者......

管内单相流强迫对流湍流传热广泛应用于各个工业领域。目前有很多管内单相流强迫对流湍流传热关联式,需要对其计算精度进行评价分......

用Pro／E软件对低脉冲浆泵叶轮的三维设计方法进行了研究，将AutoCAD下低脉；中浆泵叶轮二维木模图中的点参数转化为Pro／E下的．points文件......

汛期暴雨冲刷河道两岸形成浑水入库,在一定条件下会潜入水库底部形成异重流。若上游降雨历时较短,形成的异重流因失去后续浑水补给......

针对风力机专用S832翼型绕流流动建立了二维不可压缩湍流模型，利用计算流体力学软件Fluent，分别选用S—A、RNGk-ε两种湍流模型对S83......

针对海新河ρ(CODCr),ρ(BOD5)和ρ(SS)较高,ρ(BOD5)/ρ(CODCr)较小,河水污染严重等特点,在考虑投资最省的前提下,对海新河治理技......

提出了将Ｔｕｒｂｏ码运用于多级调制的码设计和多步译码方法。根据信息理论，将每级Ｔｕｒｂｏ码设计出不同码率，使低层码具有较高的纠错能力，而高层码具有......

循环流化床内的复杂流动特征使其工业放大较困难，迄今对其流动特征尚缺乏充足的理论解释。本文从流体力学及稠密气体分子发运动打关......