钝体,bluff body
1)bluff body钝体
1.Coherent structure in wake over slotted bluff body;开缝钝体尾迹的拟序结构
2.By the experimental bench of bluff body flame and under different working orders,the speed in blowing out the flame of methane premixing gas with vapour is measured.利用钝体稳定火焰实验台,在不同工况下,测量了含水蒸汽的甲烷预混气的火焰吹熄速度。
3.A cold state numerical simulation of the flow field behind a dual duct swirl burner,fitted with a central bluff body,is performed by making use of CFD software,wherewith the flow field,the velocity distribution,the central recirculation zone s dimension and flow volume are obtained in cases of an inserted cone shaped,a wedge-shaped and a parabolic shaped bluff body.借助CFD软件,对配置中心钝体的双通道旋流燃烧器出口流场进行了冷态数值模拟,分别获得了锥型、楔型和抛物线型三种钝体后的流场分布、速度分布、中心回流区尺寸和中心回流量大小等结果。
英文短句/例句

1.THE DIRECT PROBLEM OF HYPERSONIC FLOW PAST BLUNT BODIES AT SMALL ANGLES OF ATTACK高超音速钝体小攻角绕流的直接问题
2.Lattice Boltzmann Simulation of the Flows Around Bluff Body;用格子Boltzmann方法计算钝体绕流问题
3.Nonlinear vortex-induced force identification on beat state of 1-D bluff body vertical vortex-induced vibration一维钝体竖向拍振非线性涡激力识别
4.EXPERIMENTAL INVESTIGATION OF CONVECTION HEAT TRANSFER IN TRANSPIRATION COOLING FOR BLUNT NOSECONE钝体头锥发汗冷却对流换热实验研究
5.Concentration Profiles in Fast Fluidized Bed with Bluff-Body内置钝体对快速流化床中颗粒浓度分布的影响
6.Application of Bluff-Body Stabilizer in Boilers Burning Bituminous Coals of High-Ash Content钝体稳燃器在燃用高灰分劣烟煤锅炉上的应用
7.Investigation of Flame Structure and Stability of a Bluff-Body Stabilised Humid Air Non-Premixed Combustion;湿空气钝体扩散燃烧火焰结构与稳定性研究
8.Numerical Study on Physical Mechanism of Across-wind Aeroelastic Instability of Flexible High-rise Structures;钝体高柔结构横风向气弹失稳机理的数值研究
9.Bionic Study of Drag Reduction between Air and Non-Smooth Surface of Blunt Body of Revolution Model;空气—旋成钝体界面非光滑减阻的仿生研究
10.The Experimental Investigation and Numerical Simulation on the Airflow Field of Asymmetry Bluff-Body Burner;非对称钝体燃烧器流场的实验研究与数值模拟
11.Numerical Simulation on Swirl Burner with Central Bluff Body and Pulverized Coal Concentrator;中心钝体及浓淡旋流煤粉燃烧器的数值模拟
12.Discrete Vortex Method Combined with the Singularity Method for Numerical Analysis of Flow Past Arbitrary Two-Dimensional Bluff Body;二维钝体绕流计算的离散涡奇点分布法
13.discrete passivated epitaxial transistor分立钝化外延晶体管
14.Citizen Political Participation: System Stagnation and System Intake公民政治参与:体制迟钝与体制吸纳
15.making physically stupid or dull or insensible.使身体麻木、迟钝或无知觉的。
16.Official pricing systems usually respond slowly.官方价格体系通常对此反应迟钝。
17.The Surface Treatment and Passivation Studying of CZT Crystal;CdZnTe晶体的表面处理和钝化研究
18.Study of Surface Properties of GaP Semiconductors Passivated by Sulfur Treatment;硫钝化GaP半导体表面性质的研究
相关短句/例句

bluff-body钝体
1.The PIV experimental investigation on cold-state wake behind bluff-body;钝体冷态流场的PIV实验研究
2.Experiments were performed to investigate the differences between the propane/air turbulent diffusion reactive flows past bluff-body and the propane/humid air turbulent diffusion reactive flows in the same conditions.实验测量了加湿、不加湿状况下钝体后丙烷/空气湍流扩散燃烧流场,分析了两种燃烧流场的异同点。
3)blunt body钝体
1.Measurement of the underwater acoustic field in water entry of blunt body;钝体入水时的水下声场的测量(英文)
2.The results show that transpiration cooling can provide effective thermal protection with lower blowing ratio on blunt body surfaces,over which the main flow is curved external flow.本文进行了钝体头锥发汗冷却的实验研究,揭示了注入率,主流温度以及主流Re数对发汗冷却壁温及冷却效率的影响规律。
4)blunt-body钝体
1.Experiments have been performed to investigate the differences between the propane/air turbulent diffusion reactive flow past blunt-body and the cold airflow under the same condition.实验测量了钝体后丙烷/空气湍流扩散燃烧流场及其对应的冷态流场,分析了两种流场的异同点。
2.Reconstruction of a 75t/h coal dust furnace applied blunt-body separating dense and light mode burner to first wind hole of burner at four corner in heat power plant, remarkable effects have been obtained in this plant and attained low load of the boiler (40%), when the boiler operated at high varying load, the burner was not applied oil.动力厂热电车间在1台75t/h煤粉炉上用钝体浓淡分离型燃烧装置对其四角布置的燃烧器一次风口进行改造,获得了较好效果,达到了改造后锅炉低负荷(40%)和大量程变负荷运行时不投油助燃,锅炉燃烧效率有较大的提高。
5)blunt-nosed body钝,钝头体
6)fluid desensitized液体钝感
1.The foreign fluid desensitized blasting caps and their structure were introduced in this paper.介绍了国外油气井用液体钝感电雷管及其结构特征,同时列出了其中部分电雷管的电性能参数。
延伸阅读

奥氏体-贝氏体球铁分子式:CAS号:性质:又叫奥-贝球铁。基体组织为奥氏体加贝氏体组织的球墨铸铁。这类球铁硅含量一般在1.4%~3.8%。含锰量小于0.5%,与普通球铁比较硅偏高、锰偏低。通过调节化学成分与热处理获得理想的奥-贝球铁的基体组织为针状贝氏体或无碳贝氏体一富碳奥氏体。这类球铁具有优良的综合机械性能、强度高、耐磨性好、韧性好、特别是有高的缺口韧性,可代替钢,用于制作重要受力结构件,如曲轴、齿轮、凸轮轴等。