1) segmental baffle
弓形折流板
1.
Experimental research on a single segmental baffle drilling;
单弓形折流板开孔试验研究
2.
Experimental study on quantity and layout of drilled apertures on single segmental baffle;
单弓形折流板管桥开孔数量与布局
3.
A contrast analysis of the heat transfer performance of the shell structures of helical baffle and segmental baffle is made.
在简化模型的基础上运用CFD数值模拟方法,对比研究了螺旋折流板和弓形折流板壳程结构和流动参量的变化对换热器整体流动与传热性能的影响。
2) segmental baffles
弓形折流板
1.
The computational fluid dynamics(CFD) method has been applied to simulate shell-side fluid flow in helical and segmental baffles heat exchangers.
运用CFD数值模拟的方法对比了操作参数相同时弓形折流板换热器和螺旋折流板换热器工作性能特点 ,研究了螺旋折流板换热器壳程压力损失和螺旋角的关系。
2.
In the present paper, the two shell pass shell-and-tube heat exchangers with helical baffles and segmental baffles were investigated with CFD method.
对相同的换热器体积、相同折流板数、相同管程数的两壳程螺旋折流板换热器和两壳程弓形折流板换热器进行了对比性的数值模拟研究,结果表明:(1)在相同壳程Re下,两壳程螺旋折流板换热器的换热系数h比两壳程弓形折流板换热器略低,压降DP比两壳程弓形折流板换热器低40％。
3) single segmental baffles
单弓形折流板
1.
As for the wild use of a shell-and-tube heat exchanger with single segmental baffles,its numerical simulation was complied and analyzed,which confirms the feasibility of FLUENT software applied for the shell side fluid numerical simulation of shell-and-tube heat exchanger and provided some theoretical evidence for studying other heat exchangers.
鉴于单弓形折流板管壳式换热器应用的广泛性,对传统单弓形折流板管壳式换热器进行了数值模拟分析,验证了FLUENT软件应用到管壳式换热器壳程流体数值模拟方法的可行性,并为换热器其它壳程支撑结构的研究提供了一定的理论依据。
2.
The Computational Fluid Dynamics(CFD)method has been applied to simulate both shell-side fluid in single segmental baffles and helical baffles heat exchangers under the same operational parameters.
运用CFD数值模拟方法对比了相同操作参数单弓形折流板换热器和螺旋形折流板换热器的性能,并对不同介质下两种折流板换热器壳程的流动阻力和传热效果进行分析比较。
4) window cut of baffle
折流板弓形缺口
5) 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。
6) shell-tube heat exchanger with segmental baffles
弓形折流板换热器
1.
The dynamic behaviors of shell-tube heat exchanger with segmental baffles adopting water and oil as the working mediums were investigated by taking experiment on a system established to study the dynamic behavior of shell-tube heat exchanger.
建立了可进行壳管式换热器动态特性试验研究系统,通过试验研究的方法对以水-油为换热工质的弓形折流板换热器动态特性进行了试验研究,进口流量扰动为等百分比流量特性。
补充资料：板料折弯机
| |||||||
主要参数内容 | 国际先进 | 国内先进 | 国内一般 | 国内落后 | 评定方法及说明 | ||
（一）板料折弯精度（度） | ±0.5 | ±1 | ±1.5 | ＞±1.5 | 参照GB/T14349-93、ZBJ62006.10-88 | ||
（二）结构性能 | |||||||
采用数控或计算机控制 | 有 | 有 | 无 | 无 | |||
（三）噪声dB（A） | |||||||
公称力630~2500kN 液压 | 82 | 83 | 85 | ＞85 | |||
公称力630~2500kN 机械 | 87 | 88 | 90 | ＞90 | |||
公称力＞2500kN 液压 | 85 | 86 | 88 | ＞88 | |||
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