Deposits of foreign materials will change the sharp coutours which govern its coefficient of discharge.
杂质的淤积会改变决定流量系数的轮廓形状。
A coefficient of discharge may be established for each size of device by using the following procedure.
按照以下步骤,可对每一种尺寸的装置实施卸料系数法。
The results show that the reflection coefficient near the wall is about 0. 59, and in the plasma of the first discharge after a gas change, the wall-released isotope amount to 65% .
结果表明,等离子体在壁处的反射系数约为0.59,变换工作气体后,在第一次放电的等离子体中,由壁释放的同位素含量约占65%。
The results of flood carrying capacity curve and discharge coefficient for camel hump weir and broad crested weir have been obtained by sectional hydraulic model test of Miaozitou sluice.
通过庙子头水电站两种堰型选择水闸断面模型试验研究,获得了宽顶堰与驼峰堰的泄流能力曲线和综合流量系数等试验成果。
Finally, an attempt is made to correlate the experimental data in terms of the effective discharge coefficient.
最后,尝试通过有效流量系数把不同实验条件下的数据关联起来。
According to hydraulic principle, the change of efficient water head, discharge coefficient and discharge of orifice along porous pipes have been discussed and checked by experiments in this paper.
运用水力学原理,对多孔配水管孔口出流量公式的孔口作用水头、孔口流量系数及沿程孔口出流量的变化问题进行了理论分析和试验验证。
According to data analysis of actual measure, this paper obtains perpendicular line current velocity coefficient of measuring section and measuring discharge coefficient on the bridge.
经过实测资料的分析,得出了呼玛桥水文站桥测断面的垂线流速系数以及桥测流量系数。
The addendum coefficient is an important parameter in the designing the gear, and to affect the discharge characteristic of compound gear pump.
齿顶高系数是设计齿轮时的重要几何参数,也是影响复合齿轮泵流量特性的重要参数之一。
First, the critical discharge coefficient formula of the effervescent atomization and the penetration correlation for the pressure atomization were constructed.
理论推导了气泡雾化的临界流量系数;建立喷嘴穿透深度的经验公式;
And water is used in cold test. Through changing operating conditions, throat area and back pressure, the change rule of discharge coefficient and pressure recovery factor were found.
通过大量冷态试验,在大范围变化工况、变化喉部面积及变化背压条件下,利用水对低温流量控制系统进行研究,得到了流量系数、压力恢复系数的变化规律。
The average value of hydrogen diffusion coefficient in metal hydride(MH) electrode was measured by constant current discharge method.
利用恒流放电法测定了金属氢化物(MH)电极中氢原子扩散系数的平均值。
And the increase of the condensation heat transfer coefficient became to be larger when corona discharge happened.
在有电晕放电的情况下,凝结换热系数增加加快。
The pollution footprint model was built on the basis of the input-output analysis to measure the discharge coefficient and amount of 6 pollutants in 20 Chinese industrial sectors.
运用投入产出分析法建立了工业产品进出口污染足迹计量模型,计算了中国20个进出口工业部门6类污染物排放系数及排放量等多组数据。
Some empirical formulae for discharge coefficient, hydrodynamic pressure, energy dissipation and scour prevention etc. are set up on the basis of the data obtained from model tests.
并根据历年的试验实测资料,整理分析得到了:流量系数、动水压力、消能防冲等方面的一些经验公式。
The result shows that the Coriolis force induced by the rotation effect can change the discharge coefficient of the impingement holes.
计算结果表明,旋转作用所产生的哥氏力改变了冲击孔的流量系数值,转速越大,哥氏力作用就越明显。
A thermodynamic and a 2-d numerical computational model are proposed for calculating the discharge coefficient of connecting passage of swirl chamber diesel engine.
建立了计算涡流室柴油机连接通道流量系数的热力学模型和二堆数值计算模型。
More specifically, the weld end has a coefficient of thermal expansion which is greater than the coefficients of thermal expansion for the discharge end and base electrode.
更具体地,该焊接端的热膨胀系数大于该放电端和基本电极的热膨胀系数。
The weld end has a coefficient of thermal expansion, which is not between the values for the coefficients of thermal expansion for the discharge end and the base electrode.
该焊接端具有一个热膨胀系数,其不在该放电端和基本电极的热膨胀系数的值之间。
The roughness coefficient increases when the relative roughness of the surface becomes larger under the same condition of discharge.
对于不同粗糙程度的壁面,在同一流量条件下的糙率系数会随着相对粗糙度的增大而增大。
This thesis gives a detailed introduction of a pithy formula, which applied to estimate discharge energy and discharge resistance of shunt capacitor, with the help of experience coefficient.
介绍了用经验公式估算无功并联电容器的放电能量和放电电阻的口诀。
The result shows that the change of the exchange current and lithium-ion diffusion coefficient is different in the charge and discharge process.
结果表明:充电和放电时交换电流及扩散系数变化不同。
The wetted perimeter of this section is 83.7% of the rectangle in the same discharge, reach slope, roughness coefficient.
在同样水力条件下,最优园底直角断面的湿周是矩形最优断面的83.7%。
Theresults show that the pass percent of annual sediment discharge and the model efficiency coefficient (DC) are about 50%.
计算结果显示年输沙总量合格率与模型效率DC均为50%左右。
We have analysed and discussed the effects of the changes of pressure, flow velocity, gas composition and the discharge specific power on saturation intensity and small-signal gain coefficient.
分析讨论了气压、流速、气比、放电比功率对饱和强度及小信号增益的影响。
Distinguishing the flow condition in the gate shaft is good for people to know and adopt the discharge coefficient of the plat gate.
闸前闸后的水流条件不同,其影响流量的因素也不同。
Distinguishing the flow condition in the gate shaft is good for people to know and adopt the discharge coefficient of the plat gate.
闸前闸后的水流条件不同,其影响流量的因素也不同。
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