Taking the air-jet vacuum pump as the research object and utilizing the software of FLUENT to simulate the flow field of air-jet vacuum, in a certain operating condition, the influences of five structure parameters on the remaining pressure in air-jet vacuum pump are obtained.
以空气射流真空器为研究对象,采用FLUENT软件对其内部流场进行数值模拟,得出在一定的工况下,空气射流真空器5个结构参数对其残余压强的影响情况。
Taking the air-jet vacuum pump as the research object and utilizing the software of FLUENT to simulate the flow fields of air-jet vacuum,the distributions of velocity and pressure are obtained.
以空气射流真空器为研究对象,采用FLUENT软件对其内部流场进行数值模拟,得出空气射流真空器内部流场的速度和压强的分布云图。
Experimental Investigation of Mg_2B_2O_5w/AZ91D Composite Fabricated by Vacuum-Gas Pressure Infiltration Process;
真空气压渗流法制备硼酸镁晶须增强镁基复合材料的试验研究
The paper analysed contact fatigue performances of vacuum degasification steel and common electric steel.
试验并分析了真空脱气钢和普通电炉钢的接触疲劳性能。
Through to observing the section microstructure, and according to Fe-W-Mo-Cr-V-C the high-speed steel Fe-C micro dual phase diagram, the reason of vacuum gas quenching the high-speed steel melting accident was analyzed.
通过对截面金相组织观察,并根据Fe-W-Mo-Cr-V-C系高速钢Fe-C微二元相图,对真空气淬中高速钢工件发生熔化的原因进行了分析。
W18Cr4V steel was heat-treated by vacuum gas quenching and conventional oil quenching respectively.
采用真空气淬法和普通空气加热油淬法分别对W18Cr4V钢进行热处理。
Service conditions,Processes of vacuum gas quenching and vacuum tempering as well as vacuum stress relief annealing processes realized respectively before quenching and during service as well as after repair welding for the die-casting die parts of 4Cr5MoSiV1 steel were discribed.
论述了4Cr5MoSiV1钢制铝合金压铸模零件的服役条件,真空气淬、真空回火工艺,以及分别在淬火前、使用过程中和补焊后进行的真空消除应力处理工艺。
Experimental Investigation of Mg_2B_2O_5w/AZ91D Composite Fabricated by Vacuum-Gas Pressure Infiltration Process;
真空气压渗流法制备硼酸镁晶须增强镁基复合材料的试验研究
Study in Consolidation and Seepage of Vacuum Combined Surcharge Preloading;
真空堆载联合预压法的固结与渗流研究
Low pressure vaccum carburizing for Cr17Ni2 stainless steel
Cr17Ni2不锈钢低压真空渗碳工艺研究
seibt rectifier
低压真空管全波整流器
Coalescing filters used in air compressors flow the outside of the element in while coalescing filters used in vacuum pumps flow the inside of the element out.
空气压缩机气液分离滤芯，流向由外向内，真空泵气液分离滤芯流向由内向外。
Seepage space features of roadway surrounding rock affected by dynamical pressure
动压巷道围岩渗流场的空间分布特征
Test and Study on Air Transfusion Law in Loose Coal Mass
松散煤体中空气渗流规律的试验研究
The Coaction of Wind Pressure and Thermal Pressure in Air Infiltration Calculation;
空气渗透计算中风压与热压的叠加作用
A liquid-solid dynamic coupling modelof ultrasound enhanced coalbed gas desorption and flow
声场促进煤层气渗流的应力-温度-渗流压力场的流固动态耦合模型
CFD and Test Study on Air Side Heat Transfer Performances and Pressure Drops of Parallel Flow Condensers;
平行流冷凝器空气侧换热性能和压降的CFD仿真及试验研究
Multi-Dimensional Simulation of Intake and Combustion Process in Aviation Turbo Gasoline Engine
航空增压汽油机进气流动及燃烧过程的多维仿真研究
Numerical Simulation and Experimental Study of Flow and Temperature Fields during Vacuum High-Pressure Gas Quenching
真空高压气淬过程流场温度场数值模拟和实验研究(英文)
Numerical Simulation of Different Wind Tunnel Flow Types in Vacuum High-pressure Gas Quenching Furnace
真空高压气淬设备不同风道流动型式的数值模拟
Factors Influencing Preparing Micro-pore Composite Foam Aluminum by Vacuum Infiltration Method
真空渗流法制备微孔复合泡沫铝的工艺研究
air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure.
从高气压的地方到低气压的地方的空气流动。
A space in which the pressure is significantly lower than atmospheric pressure.
真空般状态压强明显比大气压强低得多的空间
A High Velocity Non-Darcy Flow Model Considering Real Gas PVT Behavior
考虑真实气体PVT动态的高速非达西渗流模型
Research on Pressurized Dissolved Air Cleaning Reverse Osmosis Membeane Fouling and Related Flow Pattern
加压溶气法清洗反渗透膜污染及相关流型研究