nozzle loss
英 [ˈnɒzl lɒs]
美 [ˈnɑːzl lɔːs]
喷嘴（水头）损失
双语例句
- The results show that the effect of combustion efficiency on chamber pressure is limited, nozzle loss is mainly caused by its structure and size.
研究表明，补燃室压强的变化对燃烧效率的影响是有限的，喷管损失主要与喷管结构尺寸有关； - This paper brought in an experimental method to crack the nozzle choke loss formula and drew out the curve chart of choke loss.
介绍一种用实验的方法求解配水器水嘴嘴损的方程，并根据该方程制作了配水器水嘴嘴损曲线图版。 - The combustion and flow in the motor and nozzle is adiabatic, that is, no heat loss occurs to the surroundings.
燃烧和流动的汽车和喷嘴是绝热，即是没有热损失的发生环境。 - The application of serrated nozzle on the engine can reduce the noise and the power loss.
应用在发动机锯齿喷口上，能降低噪音减少功率损失。 - Compared with spraying nozzle, it is easy to control the rainfall quantity and sprinkling area, and the evaporation loss is small.
与采用喷嘴喷淋的装置相比较，便于控制降雨面积、降雨量和总给水量。 - This article mainly introduces the cold mode trial and the result analysis about the spring nozzle with small pressure loss.
主要介绍了小压差弹簧喷嘴的冷态试验和结果分析。 - Free jet flow field of rocket nozzle was simulated and concluded a good result, flow field of nozzle outlet in different position of the cavity of bottom exhaust has been numerically simulated and thrust loss has been studied.
计算了火箭喷管燃气自由射流流场，编制了相应的程序，得到了很好的结果，数值模拟了火箭喷管出口截面处于底排装置空腔中不同位置时的燃气流场，并进行了推力损失研究。 - When a single nozzle was used in solid rocket motors with common nozzle, the loss would be about 4. 1%.
如果将顺置采用单喷管，那么该项损失大约为4.1%。 - The 2 d scalloped staggered lobed nozzle has the best pumping and mixing enhancement performance, but it also has the biggest pressure loss coefficient.
波瓣切口错列的二元波瓣喷管的引射性能和强化混合性能最好，但其压力损失系数也最大。 - The spring nozzle with small pressure loss is developed for adapting the needs of the power market, and it may be applied in the deaerator of the 300 MW and 600 MW plants.
为适应市场需要，我们开发研制了小压差弹簧喷嘴。小压差弹簧喷嘴可用于300MW和600MW等大机组除氧设备。 - The model takes account of the injection pressure, nozzle passage configuration, combustion chamber condition, flow loss and cavitation, and provides initial condition for multidimensional spray modeling.
该模型考虑了喷射压力、喷孔几何结构、燃烧室条件、孔内流动损失与空穴因素，为喷雾的多维模拟提供了准确的初始条件。 - The ablation-resistance property of the resulting nozzle is greatly improved. After keeping in 2000 ℃ oxygen-acetylene flame for a minute, the weight loss of the nozzle with Al filler is only 0.02% which is 3.07% less than that without active fillers.
抗氧炔焰烧蚀性能明显改善，抗氧炔焰烧蚀率为0.02%，比不含活性填料的喷管的抗氧炔焰烧蚀率降低了3.07%； - The comparing experiments between aerodynamic nozzle and ordinary nozzle were performed to examine the influence of optics pollution on loss of laser power, porosity percentage of weld section; and efficient penetration depth, and also to inspect the distrubution of ejected particle on optics during laser welding.
采用气动喷嘴和普通同轴喷嘴，比较试验出高功率激光焊接过程中导光系统污染对激光功率的衰减、焊缝气孔率及有效熔深等的影响以及聚焦镜片上飞溅粒子的分布。 - Based on zonal approach, flow field of nozzle outlet in different position of the cavity of bottom exhaust has been numerically simulated and thrust loss has been studied. The 2 D axisymmetric Euler equations and implicit finite volume TVD schemes are applied.
利用分区技术，从二维轴对称Euler方程出发，应用有限体积TVD格式，数值模拟了火箭喷管出口截面处于底排装置空腔中不同位置时的燃气流场，并进行了推力损失研究。 - Compared with axisymmetric nozzle, the non-axisymmetric circular to rectangular nozzle can suppress the infrared radiation signature of hot jet obviously with less performance loss.
圆转矩形非轴对称结构喷管相对于轴对称参考喷管能在较低性能损失的情况下显著降低高温射流的红外辐射信号。 - However, the head molded line of the nozzle ring blades should be optimized by combining all working condition of the turbine when the opening of nozzle ring become big, in order to reduce the windward block area and the collision loss of blades head.
但是，在喷嘴环大开度时，喷嘴环叶片的头部型线需要结合涡轮所有工况进行优化，减小叶片头部的迎风阻挡面积，降低叶片头部的碰撞损失。 - On this basis, this paper introduces the design of different internal structure of rapid mixing nozzle, and the performance such as evaporation time, mass and heat transfer, and total pressure loss were numerical simulated.
在此基础上，本文设计了具有不同内部结构的快速混合喷嘴，并对停留蒸发时间、混合传热和总压损失等性能进行了数值仿真。 - First, the boundary conditions of volute and spray nozzle structures are always simplified; second, the flow and loss of turbine impellers is analyzed and studied.
对涡轮性能进行计算研究时，将蜗壳和喷嘴等结构的边界条件进行简化处理，对叶轮内部流动及损失进行了分析研究。 - The simulation results show that, in the case of low Reynolds laminar, total pressure loss of various parts of diffuser/ nozzle components should not be ignored, total loss coefficient decrease with the increase of divergence angle and pressure difference.
仿真结果显示，低雷诺数层流情况下扩张管/收缩管组件各部分的总压损失均不可忽略。总损失系数随扩张角和压差的增大而减小。