tube coefficient
英 [tjuːb ˌkəʊɪˈfɪʃnt]
美 [tuːb ˌkoʊɪˈfɪʃnt]
网络 电子管系数; 管系数
双语例句
- Calculation and analysis of internal tube heat transfer coefficient of a fin and tube type air cooler heat exchanger
表面式空气冷却器管内换热系数的计算与分析 - The Impact of Test Tube on The Reflection Coefficient of a Liquid Cylinder in Rectangular Waveguide
矩形波导中试管对液体柱反射系数的影响 - Heating power calculation made known that the porcelain enamel tube air preheater coefficient of heat transfer was smaller than the carbon steel's, and the heat transfer area was a little great;
热力计算表明搪瓷管空气预热器传热系数略小于碳钢管预热器，传热面积略大； - Based on the site-test datum, the least square technique is used to identify the tube friction resistance coefficient μ and the tube deviation coefficients k. The rationality of the test method and the reliability of the ( identified) results are illustrated.
根据实际测试结果采用最小二乘原理识别管道摩阻系数μ和偏差系数k，分析了测试方法的合理性和试验结果的可靠性。 - After analyzing the establishment of the discrete model, this paper proposed a method applying BP neural networks to measure the key coefficient of the discrete model, namely the static pressure change coefficient and the branch tube's inlet and outlet resistance coefficient.
在对离散模型的建立进行详细分析的基础上，采用人工神经网络中的BP算法来确定离散模型中的关键系数，即集箱中的静压变化系数和支管进出口的阻力系数。 - The average germ tube length and its variant coefficient had no relationship to virulence.
菌株毒力与萌芽管平均长度及萌芽管整齐度（CV）相关不显著。 - It is found that under the same Reynolds number, the fin tube heat exchangers have higher heat transfer coefficient, especially at low Reynolds numbers.
在相同的Re情况下，纵向翅片管换热器传热系数K值明显高于光管换热器； - Presented and analysed in this paper is the surface temperature of a horizontally embedded tube in a high-temperature fluidized bed and the experimental result regarding the effect of power bed material on the embedded tube outer side heat transfer coefficient.
本文给出并分析了高温流化床中水平埋管的表面温度及粉末床料对埋管外侧传热系数影响的实验结果。 - For coated circular tube and circularly-grooved tube, the good drop-wise condensation is achieved on the surface, while 8 μ m coating circularly-grooved tube obtains maximum beat transfer coefficient under the vapor pressure a little higher than atomspheric pressure.
涂层圆管和涂层波槽管表面均得到了持续、良好的滴状冷凝，8μm涂层波槽管在略高于大气压的蒸汽环境中获得了最大的传热系数。 - It is generally obtained by the experimental method, namely using Newton cooling formula to get tube outside heat transfer coefficient, then get the tube outside Nusselt number.
一般通过实验的方法求得，即运用牛顿冷却公式求出管外对流换热系数，进而求得管外努谢尔数。 - Measurement Means of Flexible Tube Resistance Coefficient
软管沿程阻力系数的测量方法 - Based on the principle of hydraulics, the divergent tube is high in discharge coefficient and velocity coefficient at the inlet and high in vacuum at the contraction section, so the efficiency of sludge discharge increases significantly.
该装置利用水力学中扩张管嘴进口流量系数大、流速系数高、收缩断面处真空度高的原理，使其排泥效率显著提高。 - The heat transfer coefficient of single finned tube and quality coefficient of single double metal finned tube can be tested in the test system.
所研制的全自动翅片管单管传热性能试验系统可测试翅片管单管的传热系数、双金属翅片管的品质系数。 - Using mixed tube bundle, high heat transfer coefficient can be acquired as well as pressure drop not too high.
采用混合管束既可获得高的总传热系数和管内外传热膜系数，又可以使管内压降不致过大。 - The conventional pitot tube was approximately modeled by a slender ellipsoid, then, the theoretical values of pitot tube coefficient in both flows were calculated, and the relative deviation of the coefficients was determined.
并以一根细长的棉球近似模拟风速管，求得均匀流中风速管系数理论值，以及在纵向加速流中它的相对偏差值。 - The theoretical correction of pitot tube coefficient in longitudinally accelerated flow
VERIS公司均速管流量计纵向加速流场中风速管系数的理论修正 - For latest multifunction solar cooling tube, the coefficient of performance ( COP) was about 0.268 and the total efficiency of solar cooling and heating was about 87.7%.
目前，实验结果表明，最新的多功能太阳能冷管COP可达0.268，太阳能制冷与供热的总效率可达87.7%。 - The results show that: the springback angle of bent tube increases with the bending angle, the gap between mandrel and tube, and the hardening coefficient, but decreases with the hardenability value.
结果表明：回弹角随弯曲角、芯棒与管壁间隙及材料硬化系数的增大而增大，随材料硬化指数的增大而减小。 - The radiant tube is characterized by higher radiation coefficient and higher heat radiation efficiency. And it helps to improve the thermal efficiency of the drying kiln.
这种辐射管黑度高，热辐射的效率也高，有利于提高干燥窑的热效率。 - Under the rolling state of natural circulation, Increasing the rolling cycle and increasing the rolling angle has the same effect which increase the severity of experimental tube swing, causes friction coefficient of test section increase compared with the steady-state and flow flux decrease.
在摇摆自然循环状态下，增大周期和增大摇摆角度具有相同效果，都是加剧了实验段摇摆的剧烈程度，导致实验段阻力系数与稳态相比增大，流量减小。 - On the one hand, Frost reduced the flow area of air and fin surface, On the other hand, Frost affect the heat transfer performance of finned tube for its low coefficient of heat conductivity.
结霜一方面减少了空气与翅片表面的流通面积，另一方面由于霜的导热系数很低，将影响翅片管的传热效果。 - Though the heat transfer ability in three kinds of spiral groove tube have improved obviously, the resistance coefficient are also increased. So the heat transfer enchancement is at the cost of increasing the resistance.
三种螺旋槽管的换热能力都得到了提高，但是其流动阻力也增大了，说明螺旋槽管的强化换热是以增大阻力为代价。 - However, enhanced tube can improve the heat transfer coefficient, but it also causes the flow resistance increases, which results in increase of energy consumption.
然而，强化管在提高管内传热系数的同时，也造成了流动阻力的增大，从而导致能耗增大。 - The experiment, which water is the medium, is a single-tube cold model. Observe the condition of uniform membrane around the wall of heat exchange tube and analyzing the variation of unwell-distributed coefficient under different spray density.
以水为介质进行了单管冷模实验，观察在不同的喷淋密度下换热管内壁的成膜情况，分析了在不同喷淋密度下成膜不均匀度的变化规律。 - The inner tube with hole and screw uses a larger thermal expansion coefficient material, and outer tube with a smaller thermal expansion coefficient material, and the outer tube is thin, the inner tubes are thick.
带孔螺纹内管采用热膨胀系数较大的材料制成，外管采用热膨胀系数较小的材料制成，且外管较薄，内管较厚。 - The total heat transfer power of pin-fin tube bundle is higher than smooth tube bundle, but the heat transfer coefficient is smaller. The total heat transfer power and the heat transfer coefficient of porous tube bundle are higher than smooth tube bundle.
针翅管管束的总传热功率比光管管束高，但沸腾传热系数小于光管管束，而多孔管管束的总传热功率和沸腾传热系数皆高于光管管束。