1) baffle-plate heat exchanger
折流板换热器
1.
Three-dimensional numerical simulation for shell side turbulent flow and heat transfer characteristics in baffle-plate heat exchangers
折流板换热器壳程湍流流动与换热的三维数值模拟
2) single segmental baffle heat exchanger
单弓形折流板换热器
1.
Based on the concept of porous media and distributed resistance, software FLUENT is used to conduct a 3D numerical simulation on the flow field of shell side of a single segmental baffle heat exchanger.
基于多孔介质与分布阻力的概念,采用FLUENT软件对单弓形折流板换热器的壳程流场进行了三维数值模拟,模拟结果与实验结果吻合较好。
3) Heat Exchanger With Helical Baffle
螺旋折流板换热器
1.
The shell-side flow pattern in the heat exchanger with helical baffle is quite different from that in the heat exchanger with conventional segment baffle.
螺旋折流板换热器中壳程的流动方式与单弓形结构下具有很大的差别,在采用扇形板拼接而成的螺旋折流板结构中采用双螺旋结构来布置更多的折流板,减少流体在扇形板拼接处的漏流,使壳程流体流动更接近于平推流。
4) shell-and-tube heat exchangers with helical baffles
螺旋折流板换热器
1.
Three-dimensional numerical simulation was performed for the laminar fluid flow and heat transfer in the shell side of an experimentally tested shell-and-tube heat exchangers with helical baffles on the basis of porous medium and distributed resistance assumptions.
证明了该方法能有效地模拟螺旋折流板换热器的流动和换热特性。
2.
Three-dimensional numerical simulation was performed for the fluid flow and heat transfer in the shell side of shell-and-tube heat exchangers with helical baffles on the basis of porous medium and distributed resistance assumptions.
采用多孔介质、分布阻力模型、阶梯逼近技术对螺旋折流板换热器壳侧的流动进行了三维数值模拟,湍流方程组的求解采用了改进的k-ε模型和壁面函数法。
5) Heat exchangers with helical baffles
螺旋折流板换热器
1.
The influence of inserting block plates on the performance of heat transfer and pressure drop in shell-and-tube heat exchangers with helical baffles was studied experimentally, with the identical number of tubes, identical shell inner diameter and identical flow rates of hot and cold fluids.
本文分别对螺旋角为１０°和１５°的管壳式螺旋折流板换热器加与不加阻流板进行了换热与阻力性能实验。
6) shell-and-tube heat exchangers with continuous baffles
连续螺旋折流板换热器
1.
The ANN technique was adopted to predict the pressure drop of shell-and-tube heat exchangers with continuous baffles.
采用人工神经网络技术(ANN)对连续螺旋折流板换热器的沿程压降进行了辨识及预测,开发了4-3-1 型人工神经网络结构及计算程序,人工神经网络的预测结果与实验数据良好。
补充资料：折流
分子式：
CAS号：
性质：热交换中的两流体是在传热面的两边，其中一边的流体只沿一个方向流动，而另一边的流体则先沿一个方向流动，然后折回向相反方向流动；如此反复地折流，使两边流体间有并流与逆流的交替存在，此种情况称为简单折流1。若两流体均作折流，则称为复杂折流2。在折流情况下，两流体间的平均温度差由逆流情况下的对数平均温度差乘以一校正系数而得。
CAS号：
性质：热交换中的两流体是在传热面的两边，其中一边的流体只沿一个方向流动，而另一边的流体则先沿一个方向流动，然后折回向相反方向流动；如此反复地折流，使两边流体间有并流与逆流的交替存在，此种情况称为简单折流1。若两流体均作折流，则称为复杂折流2。在折流情况下，两流体间的平均温度差由逆流情况下的对数平均温度差乘以一校正系数而得。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条