鳍片管

鳍片管优化模型与试验研究

Optimization Model and Experimental Research on Rectangular Fin Tube

并以某电站加装低压省煤器为例，在给定排烟温度的条件下，依据优化设计模型，计算得到了低压省煤器最优受热面布置方式及所用鳍片管的结构参数。

Meanwhile , As a power plant installed low-pressure economizer for example , at a given condition of exhaust gas temperature , according to the optimal design model , this paper calculates the optimal heating surface layout and structural parameters of fin tube .

而且H型鳍片管的不积灰性能亦优于螺旋翅片管。

The non-fouling properties of H-type finned tube are superior to helically finned tube .

H型鳍片管传热与流动特性试验研究

Experimental Study on the Characteristics of Heat Transfer and Flow of H-type Finned Tube

锅炉鳍片管的CO2向下立焊

Vertical down co_2 welding for fin tubes of boiler

鳍片管气固两相绕流特性PDA测试及数值模拟

To Characterize Two Phase Flows Around Finned Tube By Using 3D PDA and Numerical Calculation

TP304H钢鳍片管再热器焊接裂纹分析

Welding Crack Analysis for TP 304 H Finned Tube Reheater

提高间断鳍片管电阻对焊接头质量的研究

Improvement Upon Quality of Tube-web-tube Joint Welded by Resistance Butt Welding

使用鳍片管、螺旋翅片管代替光管；

Responsible construction : replace smooth tube with spiral tube ;

螺旋鳍片管省煤器在提高锅炉出力中的应用

The Application of Spiral Finned Tube Economizer to Increase the Boiler Capacity

鳍片管受热面的应用与积灰清除

Application of Finned Heating Surface and Fouling Ash Removing

型鳍片管是一种新型高效强化传热管。

H-type finned tube is a new type , high-efficient enhanced heat transfer tube .

钎焊鳍片管在锅炉高温再热器上的应用

Brazed Fin-tube in Boiler High-temperature Reheater Application

电站锅炉膜式水冷壁鳍片管温度场、热应力场分析

Analysis on the Temperature and Thermal Stress Fields of Membrane Tube of Boiler in Power Plant

联合循环余热锅炉螺旋鳍片管烟气放热系数研究

Investigation of Gas-side Convective Heat Transfer Coefficient on Helically Finned Tube Bundles of IGCC Heat Recovery Boiler

基于仿真模型分析了管内冷水速度、管外烟气温度变化对螺旋鳍片管换热性能的影响。

The influence of different cold waters rate and the smokes temperature was analyzed based on simulation model .

通过分析计算，设计采用螺旋鳍片管式省煤器，使上述问题较好地得到解决。

Analysis and calculation show that the used spiral finned tubes in economizer design would be a more satisfactory solution .

用这种计算模型计算了鳍片管的温度场.所得结果和电模拟试验的结果十分接近。

Results of the temperature field calculation of the fin tubes are very close to that from the electrical modelling test .

介绍了优化鳍片管的恒肋重法，并与传统的计算方法进行了对比验证。

In this paper , the new optimization method , constant fin scale method , on the longitudinal fins is introduced and compared with traditional method .

对后烟井前墙包复鳍片管结构突变处进行定性力学分析，针对性地提出相应措施及制造、安装时注意事项。

Qualitative mechanical analysis was made for special structure of back pass front wall , and relevant measures and notices for manufacturing and erection are presented .

文章通过建立鳍片管温差应力计算数学模型，提出一种工业锅炉鳍片管温差应力和低周疲劳强度校核计算方法和结构尺寸设计公式，此前未见报道。

In the paper a kind of new calibrated method and formula for structure design and calculation of thermal stress and low cycle fatigue strength of finned tube was proposed .

通过焊接工艺在数优化、设置辅助电极及理想导电条件的多项试验，系统研究了间断鳍片管电阻对焊接头质量问题，指出其主要影响因素是未焊透缺陷。

This paper introduces the influence of welding condition upon the quality of tube-web-tube joints welded by resistence butt welding , such as the optimization of parameters , adding in auxiliary electrodes , adding in an ideal electrical conductivity electrode .

失效形式包括鳍片纵向撕裂和鳍片管断裂。

The longitudinal tear along the fin tube welding metal and the shear rupture of the fin tube are presented in the failure .

在分析螺旋鳍片管束的结构与传热特点的基础上，根据螺旋鳍片管省煤器的实际运行状况，指出了螺旋鳍片管省煤器在设计与运行中存在的问题。

On the basis of analysing the structure and the heat transfer property for spiral finned tube bundle , the problems existing in design and operation of the spiral finned tube economizer have been pointed out based on the practical operation situation of the said economizer .