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IMPROVING ECO-SUSTAINABLE CHARACTERISTICS AND ENERGY EFFICIENCY OF EVAPORATIVE FLUID COOLER VIA EXPERIMENTAL AND NUMERICAL STUDY
evaporative fluid cooler experimental study numerical integration
2009/10/14
This paper presents an on-going research project that aims to identify possibilities for wider use of evaporative cooling in process industry, especially the use of evaporative fluid cooler units. Exp...
A NUMERICAL STUDY OF FLOW AND TEMPERATURE FIELDS IN CIRCULAR TUBE HEAT EXCHANGER WITH ELLIPTIC VORTEX GENERATORS
numerical computations fluid flow heat transfer
2009/10/14
The two-dimensional fluid flow and heat transfer in a circular tube heat exchanger with two elliptic obstacles at the back is studied numerically. The computational domain consists of a circular tube ...
NUMERICAL STUDY OF COMBINED CONVECTION HEAT TRANSFER FOR THERMALLY DEVELOPING UPWARD FLOW IN A VERTICAL CYLINDER
numerical combined convection thermally developing flow finite difference
2009/10/14
The problem of the laminar upward mixed convection heat transfer for thermally developing air flow in the entrance region of a vertical circular cylinder under buoyancy effect and wall heat flux bound...
离心泵泵腔内流动特征的数值分析（Numerical Study of Flow Characteristics in the Impeller Side Chamber of Centrifugal Pump）
离心泵 泵腔 密封环间隙
2009/5/22
为了分析离心泵在设计工况运行时叶轮盖板两侧泵腔内流场结构的特点，采用RNG k-ε湍流模型和多重参考系下的雷诺时均N-S方程，对由叶轮通道、蜗室、泵腔和密封环间隙组成的计算域进行定常数值模拟。计算结果与试验结果吻合良好，证明了数值计算方法具有较高的可靠性。流场分析结果表明，泵腔内的流场分布具有非轴对称性，其流场结构比由转子—定子组成的封闭壳体内的流场结构复杂得多，但二者的速度场沿轴向的变化规律相似...