1、

Several important factors which influence the ignition of pulverized coal are analyzed, which are pulverized coal concentration, the inlet velocity of primary air flow, pulverized coal fineness and the power of gas burner. And the optimal values of before-mentioned factors are produced.

分析了煤粉浓度、一次风速度、煤粉细度和燃气燃烧器出力等主要因素对煤粉气流着火的影响,并给出了以上影响因素的合理参数值。

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2、

The influences of inlet velocity and oil droplet diameter on flow and separation were studied as well.

分析了进口流速、出口压力、阀口开度和阀芯锥角对纯水液压锥阀阀口气穴强度的影响。

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3、

Effect of Inlet Velocity Distribution on the Flow and Performance of Subsonic Two-Dimensional Diffuser

进口速度分布对二元亚音速扩压器的流动和性能的影响

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4、

the maldistribution increases with the increasing inlet velocity of working fluid.

随集箱入口速度的增加,工质的不均匀性加剧;

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5、

the results show that the local modified bowed blade can effectively control the boundary layer flow and it is applicable to the boundary conditions of high adverse pressure gradient, high-turning and high subsonic inlet velocity.

结果表明:在大折转角、高亚声速气流进口条件下,局部修型弯叶片能更有效的控制大逆压梯度下叶栅内附面层的发展,提高叶栅气动性能。

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6、

Cylindrical flames with radiative heat loss and curvature are analyzed theoretically. The relation between the flame position, flame temperature, heat loss and inlet velocity is obtained.

本文从理论上分析了有辐射热损失和曲率的圆柱火焰,推导出了关于火焰位置、火焰温度同热损失和来流速度之间的关系式。

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7、

The effect of inlet velocity of fluid on temperature distribution was analyzed.

分析了副槽入口风速等参数对转子温度分布的影响.

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8、

Low speed low inlet velocity, the bearing temperature is relatively high, the relatively high speed high inlet velocity, the bearing temperature is relatively low.

低转速低入口流速时,轴承温度相对比较高,相对高转速高入口流速时,轴承温度相对较低。

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9、

According to the modeling result, the correlations between the main recirculation zone length and the position of side wall jet are obtained at the ratio of side wall jet velocity/ sudden-expansion inlet velocity being equal to 2.0.

根据计算结果,拟合出了当侧壁射流速度与突扩通道入口平均流速之比等于2.0时,主回流区长度与侧壁射流位置的关系式。

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10、

The higher Do , lower inlet velocity and lower fresh air radio lead to higher TVOC dose.

较大的初始扩散系数 、 较小的进口风速和新风混合比会导致较高的TVOC剂量.

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11、

The different parameter of inlet gas affected outlet velocity differently.

对于不同的气体进口参数,对出口气流速度的影响是不同的。

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12、

A new scheme was developed in this paper on the basis of N-S equation and standard k-s model. Near-wall flow was resolved by wall function with the application of sliding net model, velocity inlet, free outlet boundary, non-slip velocity condition;

本文通过基于时均N S方程(雷诺方程)及标准Kε湍流模型,采用非结构网格划分,速度进口、自由出流边界条件,无滑移条件,用壁面函数法处理近壁流动;

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13、

The hydrodynamics of particle agglomeration flow was numerically simulated at the different inlet gas velocity, initial particle size distribution and type of agglomeration mechanisms in the absorber.

对不同入口气体速度、初始颗粒尺寸分布和不同颗粒团聚形成机理下收集器内颗粒聚团流动的流体动力特性进行数值模拟。

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14、

The calculation formulas for velocity coefficients φ_2 and φ_5 for the throat and throat inlet section were deduced from the theoretical research on the velocity coefficients in time-averaged basic equations by use of the unsteady momentum equation and time-averaged value calculation method.

运用非恒定的动量方程和时均值计算方法,对脉冲液体射流泵时均值基本方程中的流速系数进行了理论研究,推导出了喉管和喉管进口段流速系数φ2和φ5的计算式。

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15、

The result shows that mass flow and flow velocity of inlet pipe were improved and energy loss was reduced. Engine torque and power at middle and high engine speed were improved.

结果提高了质量流量和进气门出口速度,减少了流动损失,提高了发动机在中高速转速时的转矩和功率。

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16、

fan is high-efficiency low noise double air-inlet centrifugal fan , passing strict velocity and static balance test .

风机为高效的双进风低噪声离心风机,经过严格的动静平衡调试。

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17、

simulation research on inlet flow velocity of suspended load sampler of pressure regulating type

调压式悬移质采样器进口流速仿真研究

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18、

while at the same inlet air velocity and relative humidity, the cooling capacity of heat exchanger Φ, fin surface heat transfer coefficient h and the pressure drop Δ p values are constantly increasing with the frosting time increases.

同时在相同的入口空气流速和相对湿度下,换热器的制冷量Φ、翅片表面传热系数h和空气侧压降ΔP值随着结霜时间的进行是不断增大的。

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19、

Firstly, MATLAB software is used to do a function resolution on flow area of the anomalous orifice spool valve, and numerical simulation on velocity and pressure distribution in the valve cartridge under different inlet flows and opening are done and the results are analyzed.

首先,对异形阀口滑阀的过流面积进行MATLAB数值解析,对不同流量、阀口开度下阀内的速度场和压力分布等做了数值模拟,并对数值计算或仿真结果做了分析。

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20、

In this article, the main influencing factors on condensation heat transfer include air flow rate, coolant flow rate, coolant inlet temperature and mixed gas velocity.

在本课题中,影响传热过程的因素主要有空气含量、冷却水流量、冷却水温度及混合气气速。

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