From the tests, the reflux condensation heat transfer is very effective to remove the reactor core decay heat under small temperature difference. 利用高压汽水两相流试验系统模拟压水堆小破口失水事故中冷凝回流传热模式,进行了传热、流动及不凝结气影响的试验。
Effective temperature difference and liner expansion coefficient were employed to theoretically explain the development of residual stress caused by temperature of the laminate during curing process. 提出应用有效温差并结合线膨胀系数对带有铝板复合材料层板固化成型过程中残余应力形成进行理论分析,其中残余应力主要考虑温度产生的。
The results show that alkaline agent ( Na2CO3) is effective to decrease the degree of hardness of deep well water. Appropriate temperature and higher pressure difference are benefit to increase the flux. It is effective to clean membrane fouling by ultrasonic. 结果表明,加入碱处理剂(Na2CO3)能有效降低深井水的硬度,合适的温度和较高的压差有利于提高通量,用超声波对污染后的陶瓷微滤膜清洗效果显著。
The results showed that the heading stage of rice varied with different transplanting stage and there ex-isted obvious effective accumulative temperature difference from transplanting to heading on different maturity varieties. but the effective accumulative temperature required by each variety was stable. 结果表明:不同的插秧期水稻抽穗期变化很大,不同熟期的水稻品种插秧至抽穗期需要的有效积温差别明显,但每个品种需要的有效积温很稳定。
It's aLso proved that reflux condensation is very effective even under small temperature difference. 计算同时也证明,冷凝回流是一种很有效的传热方式,它在很小温差下能带走堆芯大量余热。
Influence of the effective temperature difference on the evaporation facility production capacity and its improving method 有效温差对蒸发装置生产能力的影响及提高对策
The test result indicated that the compoud prescription allay a fever affects quickly, and the effective is good, and the sick animals 'infect non-infection heat disease body temperature drops obviously, P < 0.01, the difference is remarkable. 试验结果表明:解热灵解热作用快,疗效好,病畜非传染性发热病体温下降明显,P<0.01,差异显著。
According to this model. authors offer effective physical explanation to resistance behaviour of nane-solid for size effect, temperature effect, pressure and its difference from conventional polycrystalline material. 依据这一模型,我们对纳米固体电阻特性的尺寸效应、温度效应和压力效应及其与常规多晶材料的差别等进行了有效的物理解释。
To achieve accurate and effective temperature control for fine-tuning control does not rely on an accurate model of computing with temperature difference on the adaptive fuzzy PID control algorithm. 为实现对温度精确有效的控制,针对精调控制设计了一种不依赖精确模型的带温差计算功能的变论域自适应模糊PID控制算法。
Based on the above temperature model, a novel method of designing heat exchanger margin was studied by computing the local and total Effective Mean Temperature Difference ( EMTD). 基于以上温度模型,通过计算换热器局部温度差和整体有效平均温度差,探讨计算换热器富余量的设计方法。