In order to study the fuel mass flow rate regulation characteristics of tube-in-hole for solid fuel ramjet, the flow field of turbulent combustion was numerically analyzed.
为了研究固体燃料冲压发动机内部套管结构调节燃料流量的特性,对某模型发动机的湍流燃烧流场进行了数值分析。
The research results show that, when the melt in the tundish is decreasing, the mass flow rate of melt will decrease, and so the spray density function will change.
随着中间包坩埚中金属熔体液面的降低,熔体质量流率不断减小,从而使雾化锥喷雾密度函数发生改变。
Based upon above research, effects on the mass flow rate of powders of inventory of powders, fluidization gas velocity, reaction gas velocity and void of packed bed are discussed e.
讨论测量细颗粒质量流率的方法,以此为基础研究了细颗粒藏量、流化气速、反应气速及固定床的空隙率对细颗粒质量流率的影响。
The specification of boundary conditions is incorrect if the total mass flow rate on the inlets is not equal to the total mass flow rate on the outlets.
如果不等于在出口上的整个的大规模的流量,边界条件的说明入口上的整个的大规模的流量是不正确的。
A method of stepped-diameter design for pneumatic conveying pipelines, as well as relationship among pressure loss, ratio of material to air, and mass flow rate of materials etc.
介绍气力输送管道的变径设计方法和变径管道气力输送试验中压损、料气比、物料质量流量等间的关系。
When appropriate transducers are installed, it may be applied to the measurement of distance, depth, average flow velocity and mass flow rate.
在配备相应的传感器后,可用以测量平均流速、流量及距离、深度等。
Adiabatic combustion temperature at various oxidizer mass flow rates and grain length is obtained by thermodynamic calculation and has a maximum as oxidizer mass flow rate increases.
利用热力计算得到了绝热燃烧温度与氧化剂流率和药柱长度的变化规律,绝热燃烧温度随氧化剂流率的增加存在一最大值。
The dimensionless average temperature and dimensionless temperature difference of rotor surface decrease with both of the dimensionless mass flow rate and rotational Reynolds number are increased.
随着旋转雷诺数和进气流量系数增加,转盘无量纲过余表面平均温度和无量纲径向表面温差全都下降。
At the same time, the mass flow rate and the heat flux density of each cross section of smoke flow were calculated as well.
同时,计算了烟气羽流各截面的质量流量和热流密度。
The experimental results show that in the process of flow excursion the mass flow rate and the inlet temperature decreases, while the exit temperature increases smoothly.
研究结果表明:在发生静态流量漂移时,系统循环流量下降、加热段的进口温度下降而出口温度上升;
The results show that mass flow rate of coiled capillary decreases when the coiled diameter reduces.
结果表明随着盘曲直径减小,螺旋毛细管流量逐渐减小。
In steady flow rig the pressure drop and the mass flow rate of the DPF were measured, and the measured data are used in the estimation of DPF permeability.
在稳流试验台上进行了微粒过滤器的压力损失与流量测试试验,运用测得的数据计算了微粒过滤器的渗透率。
The effects of system parameters such as system pressure, mass flow rate, heat flux and inlet sub-cooling are significant on both DWO and PWO.
系统压力、质量流速、热负荷和进口过冷度等参数对不稳定性有显著的影响。
The results also proved that this method can measure the mass flow rate accurately and realized multi-parameters measurement.
实验结果证明该方法能准确测得质量流量,并在此基础上可实现流体多参数测量。
The relation between mass flow deviation and setting Angle, flow pattern, liquid apparent mass flow rate is analyze based on the theory of two-phase flow.
依据两相流理论,分析了分液器安装角度、流型、液相表观质量流率与流量偏差之间的关系。
Particularly necessary to point out that the liquid in the pump body mass flow rate of less than the circumference of the circumferential speed of the impeller.
需要特别指出的是,液体质点在泵体流道内的圆周速度小于叶轮的圆周速度。
Finally, the electrostatic sensing technique was applied in the measurement of particle electrification, particle velocity and mass flow rate.
最后,将静电传感器测量系统应用于颗粒速度、颗粒质量流量和颗粒荷电测量上。
In calculational methods, the aforementioned mass flow rate measurement model is adopted to measure the two-phase flow, which is based on differential pressure.
在计算方法上,采用本文提出的基于文丘里管的质量流量模型对部分分离后的油水两相流进行了测量。
The numerical results comprehensively describe the influence of the slip boundary condition on mass flow rate.
数值分析结果给出了速度滑移边界条件对管道质量流量的影响。
With the aid of liquid bridge model, the flow of wet particles in a silo is simulated to study the influence of liquid bridge on the flow patterns and mass flow rate.
采用颗粒离散法编制出模拟颗粒流动的计算程序,系统地开展颗粒流动行为的数值模拟研究。
The perimeter averaged heat transfer coefficients depend on heat flux, mass flow rate, quality and saturated pressure.
截面平均换热系数则与质量流速、热流密度、质量干度和蒸发压力密切相关。
With increase of mass flow rate, solid-gas ratio increases first and then decreases.
随着煤粉的输送流量的增大,固气比先增大后减小。
Experiments were carried out to the research on mass flow rate measurement using vortex flowmeter.
对利用差压原理进行质量流量测量的方法进行实验研究。
The effect of mass flow rate on convection heat transfer is complicated.
流量对对流换热的影响比较复杂。
It also contains fan curves defining volume or mass flow rate versus static pressure difference for selected industrial fans.
它也包含为了被选择的工业的未定定义相对于静态的压力差异的量或者大规模流量的未定曲线。
The mass flow rate and position of film outflow are less effective on the flow field in the channel.
气膜孔出流流量和出流位置对通道内流场的影响很小。
The simulation gives a detailed quantitative picture of the velocity field, pressure distribution and instantaneous mass flow rate within the manifold.
数值模拟定量给出了多分支管道内详细的速度矢量场,压力样梯度场及各分支管道的质量流量变化曲线。
The algebraic expressions of enthalpy flux and mass flow rate in regenerator as well as the phase difference between pressure and mass flow rate at pulse tube cold end are presented.
得到了通过回热器的焓流、质量流量及脉管冷端压力和流量相位差的代数计算公式。
Under the condition of constant phosphorus mass flow rate, the smog exit temperature would increase slowly while other parameters would decrease with increasing excess air coefficient.
在燃磷量不变情况下,最高燃烧温度、壁面最大热流和平均热流均随过剩空气系数的增大而减小,但烟气出口温度缓慢增加。
The stainless steel powder becomes finer and the size distribution is narrower with the mass flow rate and pressure of gas medium increasing.
随着气体介质流量及压力的增加,所制备的不锈钢粉末粒度越小,粉末的分布更集中;
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