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- The longitudinal cracking is promoted by uneven heat flux, the average heat flux and temperature of copper pates are important factors for cracking. 结晶器壁热流不均是纵裂纹产生的有利环境,铸坯表面产生裂纹和没有裂纹时,二者的平均热流和铜板温度存在明显的差异。
- heat flux and temperature 热温
- This article recommends a method which can deduce critical heat flux and ignition temperature from the data determined by cone calorimeter. 笔者介绍了一种从锥形量热计测得的数据推导临界辐射能流和点燃温度的方法。
- Numerical analysis on convection heat transfer of laminar pulsating flow in a circular tube with constant heat flux and constant wall temperature is investigated. 对等热流和等壁温边界条件下圆管内层流脉冲流动对流换热问题进行了数值模拟。
- Minimum redundance rate of heat exchange area is the product of variation of heat flux and mean temperature difference of heat exchanger caused by temperature change. 最小换热面积富裕系数为温度变化引起换热量变化及换热器平均温差变化两部分的乘积。
- On the base of specified total quantity of heat, the effect of the change of heat flux and the distributive region of heat flux on the temperature distributions are discussed. 在总热量一定的基础上,通过变化局部热流强度及作用区域,讨论了各向异性材料对热流分布响应的热敏感性。
- Using the propeller anemometer and fine wire thermo-couples, the turbulence of 3-dimension wind velocity, temperature and humidity were measured, and using the eddy correlation method, the momentum, heat flux and moisture flux were calculated. 用三向风速仪和高灵敏温湿度脉动观测装置,测量沿海城市上空大气表面层风速、温度和湿度脉动。 并用涡动相关法计算了大气表面层动量、热量和水汽湍流通量,给出了复杂地形上各物理量的谱特征,讨论了各湍流通量的特性。
- The predicted results showed that maximum combustion temperature, smog exit temperature, maximum wall heat flux and averaged wall heat flux would increase with increasing phosphorus mass flow rate when excess-air coefficient or air flow rate was constant. 模拟结果表明,无论过剩空气系数固定还是空气流量固定,随燃磷量的增大,最高燃烧温度、烟气出口温度、壁面平均热流和最大热流都呈上升趋势。
- An engineering method for calculating transient surface heat flux and surface temperature of hypersonic vehicle is described in this paper,including stagnation point and out of stagnation point. 采用工程算法,包括驻点和非驻点的瞬态表面热流和温度的计算以及完全气体和平衡气体条件下边界层外缘参数的计算。
- The effect of the evaporation time and temperature on membrane properties of hole ratio,flux and clayton-yellow (CY) rejection was investigated. 研究了铸膜液在空气中的蒸发温度及时间对超滤膜孔隙率、孔结构、纯水通量及截留率等膜性能的影响.
- The parameter influences of subcooling, heat flux and inner diameter were considered to understand the possible physical mechanisms. 从过冷度、热流与管径等条件和变化,初步探讨了可能的物理机制,以确定沸腾驱动性能。
- The diurnal patterns of carbon flux,sensible heat flux and latent heat flux in reed wetland were single kurtosis and single vale,and the maximum value appeared at noon. 芦苇湿地碳通量、感热通量和潜热通量的日动态呈单峰单谷型变化,极值出现在中午前后,夜间线形平直。
- Falling film evaporation heat transfer of water on pyramidal projection type enhanced heat transfer tubes(effect of evaporation heat transfer coefficient on heat flux and visualization of flow patterns. 锥形发射式强化传热管中水的降膜蒸发传热(蒸发传热系数对热通量和流型可见性的影响)
- This paper introduces the clarifying influence of the intertube spacing, the tube arrangement,the heat flux and the working fluid on boiling heat tra(?)sfer of smooth tube bundles. 本文实验研究了管束间距、管排数、管束排列方式、热负荷大小和沸腾工质物性等因素对光管管束池沸腾传热的影响规律。
- It was found that the major flow patterns in the narrow annuli were intermittent and annular.The effects of mass flux, heat flux and quality on boiling heat transfer coefficient are examined. 通过对环形窄缝通道的两相流动的研究,得出环形窄缝通道内两相流动的流型主要为间歇流和环状流。
- The world is in continuous flux and is impermanent. 世界变迁不已,并非是常久不变的。
- High Frequency and Temperature Stability. 高频及高温稳定。
- Then the CO2 fluxes should be corrected by the latent heat fluxes and the sensible fluxes (WPL correction) (Webb et al., 1980). , 1980)校正以修正水气及热通量之影响,最后计算出正确之二氧化碳通量以及其他能量通量。
- How to set temperature and temperature difference? 怎样设置温度和温差?
- Vapor bubble oscillation and liquid column oscillation resonated together in the case of lower heat fluxes and deeper immersion depth of the heater. 在较小热流密度和平板加热器处于浸入深度较大的时候,气泡的振动和恒温器中的液氦的振动形成共振;