Simulation and analysis for gas flow and heat transfer in micro nozzle;
深入研究微喷管内流场性能有助于微推进系统的优化设计。
Criterion for gas flow pressure loss is presented for rotating liquid film heat and mass transfer device.
提出了旋转液膜气液传热传质设备的气体压力损失的准则关系式。
For gas flow at high temperature and high speed in MHD-channel, a method of measuring gas velocity without physical contact is discussed in this paper.
本文以磁流体发电通道中高温高速气流为测量对象,阐述了非接触式测量流速的方法。
The obvious slippage effect for gas flow has been found due to the low gas permeability, and the effect of coal matrix shrinkage on the permeability is also indispensable.
低渗透气藏中的气体渗流具有明显的滑脱效应,同时煤基质收缩效应对煤层渗透率的影响也是不容忽视的。
For a gas well the flow versus the difference of the squares of the average reservoir and wellbore pressures are plotted on log-log paper.
对于气井,在双对数坐标纸上绘出流量对平均储层压力与井筒压力平方差的关系图。
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。
This procedure makes detail requirements on every step of steady state analysis for catalytic converter gas flow distribution.
现行的实用化计算规程对催化转化器流动计算的详细细节都做出了要求。
In the test and research of oil gas water horizontal pipeline flow, for the convenience of online scaling of flowmeters, a more precise flow autocontrol system is designed.
在油气水三相水平管流的试验研究中,为便于流量计的在线标定,设计了一种更精确的流量自动调节系统。
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。
On use of system analysis method, the paper puts forward a quantitative analysis method to optimize gas resources constitution, capacity and energy flow for town gas system.
本文利用系统分析方法,提出了进行城市燃气系统气源结构、规模及能流优化配置的定量分析方法。
The precise measurement and real-time monitor of gas-solid flow parameters is important for the product's quality control, stability of industrial processes, also the balance of energy supply.
对气固两相流参数的精确测量及实时监控直接关系到产品的质量、工业过程的稳定或能量供给的平衡。
Numerical simulation was a convenient and effective method for studying flow laws and gas distribution.
数值模拟是研究烟气流动规律和流量分配规律的一种便捷有效的方法。
A method for solving the gas particle viscous flow equations is presented.
提出了一种解气体-颗粒粘性流动方程组的方法。
Each gas line shall be clearly labeled (colour and written code) for every 1.5-meter distance. Labeling shall also indicate the direction of gas flow.
气体管路每隔1.5米的距离,都要有明确标示,同时指示气体的流向。
The computational formulas for the gas flow speed at a certain assumptive conditions are obtained.
在一定的假设条件下得到了气体流动速度的计算公式。
This paper introduce gas Mass Flow Controller principle of operating application for core permeability detection and some factors that influence its test performance.
本文介绍气体质量流量控制器的工作原理和在岩心渗透率测试中的应用,以及影响其测试性能的几个因素。
By adjusting process gas flow, it effectively lowers power and process gas consumption for producing glass coating, furthermore upgrades quality of glass coating.
通过调整工艺气体流量大小,有效地降低了玻璃镀膜生产用电量和工艺气体用量,并且提高了镀膜玻璃产品质量。
For the same water depth and same aperture, the gas flow was the major factor for effecting the bubble size and velocity.
对于相同的水深和相同的孔径,流量是影响气泡大小和速度的主要因素。
This valve is ideal for use on pressure and flow control applications within the oil and gas production industry.
此阀是理想的压力和在石油和天然气生产行业的流量控制中的应用。
As dirt and other collateral material collect along an interior pipeline wall, or as the pipeline wall corrodes, the flow profile for the gas flow traveling through the pipeline changes.
由于灰尘和其他相关材料沿着内部管道壁,或者由于管道壁腐蚀,气体流过管道的流量剖面改变。
For volumetric gas reservoir, gas well absolute open flow (AOF) is reduced with the decrease of formation pressure.
对于定容气藏,气井的绝对无阻流量随地层压力的下降而降低。
Some research for setting up the measurement standard of oxygen and other gas volume flow meter for hospital are get.
为建立医用氧气及其他气体流量计的计量标准作了一些探索。
This paper presents a numerical calculation with finite difference method for supersonic flow of ideal gas over bent cones.
本文给出了绕弯曲头锥理想气体超音速流动差分数值计算方法。
After undergoing flashing and expansion on a solid-particle pore diameter expansion device limestone particles were investigated for their desulfurization performance on a gas-flow reactor.
将在固体颗粒孔径增扩仪上进行孔径闪蒸增扩后的石灰石颗粒,在气流反应器上进行了脱硫试验研究。
The numerical simulation for furnace gas flow and coal powder particle motion under various conditions of reverse secondary air is carried out based on turbulent flow and multiphase flow theories.
运用湍流理论和多相流动理论对不同二次风反切工况下炉内气流、煤粉颗粒运动进行了数值模拟。
The paper briefs a series monitoring instruments for large diameter pipe gas flow.
介绍了一系列大管道气体流量检测仪表。
The status of on-line identification for gas-liquid two-phases flow regime using the different pressure fluctuation is reviewed.
介绍了根据压力波动过程实现汽(气)液两相流流型在线识别的最新研究成果;
A calculation method is presented for heat transfer and flow resistance of a spiral plate heat exchanger for the gas-liquid.
提出了螺旋板式换热器用于气-液热交换时的流动阻力以及传热设计的计算方法。
A calculation method is presented for heat transfer and flow resistance of a spiral plate heat exchanger for the gas-liquid.
提出了螺旋板式换热器用于气-液热交换时的流动阻力以及传热设计的计算方法。
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