Hot wire measurements and flow visualization are presented for studying the turbulent flow field over a flat gas turbine film cooling blade with lateral expanded holes.
报道了用热线风速仪和流动可视化技术对带有横向扩展型孔的燃气轮机气膜冷却叶片紊流流场进行的研究。
Obtained numerical simulation results of three types of pulverization chamber flow field consisting of the gas phase and discrete phase.
对三种不同结构雾化室流场进行数值模拟,获得了包括气相和离散相在内的流动特性计算结果。
For explosion process of gas cloud in closed vessels, flow field parameters, such as pressure, velocity, density, temperature, concentration and so on, vary with time and space.
对于球形密闭容器内气云的爆炸过程,压力、速度、密度、温度、浓度等流场参数均随时间、空间而发生变化。
The results showed that the distribution of temperature field is mainly affected by the gas flow path and the distributions of heating source, sintered products, and graphite boards.
认为石墨筒内的温度场分布主要取决于发热体、烧结制品和石墨舟皿的布置位置以及气体的流动方式。
By simulating gas with heated air, the influence of swirling flow on gas concentration field at gas burner is investigated according to the principle of heat balance.
以加热空气模拟燃气,根据热平衡原理,考察旋流对燃烧器出口处燃气浓度场的影响。
The tapered windscreen flow field of the fan is composed of the outer ring turbulent jet and the inner sink, which tightly closes gas and dust to ensure the safety production.
风扇环形外腔产生的正压湍流射流在内腔负压汇流作用下形成锥形风幕流场,将处于流场范围内的气体及粉尘严密封闭起来,使安全生产得到保障。
From the viewpoint of the flow field distribution features an analysis is conducted of the effect of blade spacing and cover ratio on air flow and gas solid separation.
并从其流场分布特点的角度分析了叶片间距、遮盖度对气流流动及气固分离的影响。
This paper presented the flow field analysis in centrifugal impellers compressing perfected real gas respectively.
目的是讨论离心式叶轮内理想气体与实际气体流场分析结果之间的差异。
The calculated results cover the time averaged gas flow field, species mass fraction and temperature distributions for the premixed reacting flow in the sudden expansion combustor.
模拟结果给出了突扩燃烧室内湍流预混反应流的气体时均流场、组分浓度场与温度场的分布。
Then the application of finite element method has been carried on effective numerical value analog computation and the design analysing to the gas membrane flow field has been optimized.
然后应用有限元法对气膜流场进行了有效的数值模拟计算及优化设计分析。
It is based on the physical model of exhausted gas bubble and numerically simulates the entire flow field by coupling calculation of the water field and gas field.
计算采用燃气泡物理模型,通过水流场和气流场的耦合计算模拟整个流场的形态。
As computers are widely used in the field of gas flow measurement, the gas flow measurement has entered the new era of automatic measurement by computers.
随着计算机系统在石油天然气流量测量行业的广泛应用,天然气流量测量已经进入了新的计算机自动化测量时代。
The flow field calculation of the detector inside gas pipeline under drainage state was presented for the problem of speed control of the detector inside gas pipeline.
针对输气管道内检测器运行速度控制问题,研究了在泄流状态下输气管道内检测器的流场计算方法。
Especially there are few perfect measurement methods to be used in the study of particle, gas flow field and their reciprocity.
尤其在颗粒相和气相速度场以及其相互作用规律研究上缺乏理想的测量手段。
In order to intensify the collision among the inhalable particles, a gas-solid jet flow was introduced into the agglomeration chamber to generate a local turbulent flow field.
团聚室中引入气固射流,使团聚室内形成局部湍流,强化颗粒间的碰撞。
This paper presents a study of diesel spray characteristics of spray shape and droplet diameter in a uniform flow field but at different gas velocities.
本文研究了柴油机喷雾在不同气体流速场中的喷雾结构特性和粒度特性。
It is defined pipe flow flowing that the gas flowing in the tunnel, it is defined the field flow flowing that the gas flowing in the mine space and cave.
我们将气体在巷道中的流动称为管流流动;将气体在采场空间以及硐室内的流动称为场流流动。
A set of experimental system used to measure flow field of spiral separator is constructed, with the experimental data, such as the pressure and flow rate of gas and the weight of drained water etc.
搭建了螺旋片导流式分离器流动场测量的实验装置,并用计算机对实验系统的压力损失和分离液体量进行数据采集。
Through numerical simulation, the characteristics of goaf flow field and gas transportation under J-shape and U-shape ventilation systems were analyzed.
通过数值模拟,对比分析了J型通风和u型通风条件下的采空区流场及瓦斯运移特征。
Gas flow and particle field situation in the dust collector are simulated by FLUENT numerical software and the experiment results are directly analyzed.
利用FLUENT数值软件模拟了除尘器内气流和颗粒的流场状态,直观地分析了实验结果。
Then, the solid phase was injected in the gas flow field. The load cases of the particles can be calculated, the trajectory and velocity field of the particles will be obtained.
最后,在仿真计算过的气相流场中加入固体颗粒相,求解颗粒的受力情况,得出颗粒轨迹和速度。
The three-dimensional flow field of annular combustor for aero-derivative gas turbine burning gas fuel was numerically simulated.
采用数值模拟方法对燃用天然气的某型航改燃气轮机环形燃烧室进行三维流场分析。
It is valuable for CFB desulfurization reactor design optimization to study the gas-solid flow field characteristic in CFB riser.
研究流化床提升管内气固流场分布情况对设计和优化循环流化床脱硫器有重要意义。
Based on a lot of experimental analysis and field tests, the states of bubble flow, plunger flow, ring film flow, fog flow lied in gas-water phases in wellbore are summarized.
本文通过几年来大量的实验分析和现场试验,总结出气水两相在井筒内主要存在气泡流、柱塞流、环膜流、霉状流。
The flow field in liquid Wood's metal with centric gas bottom-blowing was predicted by a mathematical model.
本文用数学模型法预报了中心底吹气体搅拌的液态伍德合金流场。
It is valuable for CFB desulfurizer design optimization to study the gas-solid flow field characteristic in CFB riser.
研究流化床提升管内气固流场分布情况对设计和优化循环流化床脱硫器有着重要价值。
Thus, the nozzle structure has less influence than the inlet velocity on the overall gasifier gas flow field.
这说明喷嘴的结构对气化炉宏观气相流场的影响并不如入口速度对气相流场的影响显著。
Then the Lagrange particle track model and the uniphase coupling method are used to simulate the gas-solid two phase flow field in the centrifugal fan.
再采用拉格朗同颗粒轨道模型,利用单相耦合法模拟了风机内部的气固两相流场。
To improve the SO2 removal efficiency of impinge stream scrubber for wet flue gas desulfurization, the flow field distribution in the scrubber and its effects on SO2 absorption were studied.
为提高湿法烟气脱硫液柱冲击塔的脱硫效率,研究了塔内流场分布情况及其对SO2。吸收的影响。
Instantaneous mass transfer of gas-microdroplet two-phase flow is one of the most important procedures in the field of chemical engineering, colloid science and environment science.
气雾两相流瞬态传质现象广泛存在于多相反应器、燃烧、空气污染物控制和大气运动等化工、环境和气溶胶科学领域。
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