屏式过热器

对某200MW机组锅炉屏式过热器管壁温度特性进行了试验研究。

Platen superheater tube temperature in the furnace and out the furnace are tested .

结果发现传统的热力计算方法存在物理意义上的不严密以及计算结果对屏式过热器的安全不利等问题。

Results show that traditional calculation method is not exact in physics and not favorable to safety of superheater .

475t/hCFB锅炉屏式过热器超温问题的分析

Analysis on Overheating of a 475 t / h CFB Boiler 's Platen Superheater

并在此基础上，利用Matlab软件对屏式过热器管壁温度进行三维计算研究，找出了管壁温度最高部位，为管壁温度监测点的选取提供了依据。

On this basis , three-dimensional calculation about the tube temperature of platen superheater was made by means of Matlab software , finding out the highest parts of the wall temperature as the monitoring points .

超临界600MW机组直流锅炉屏式过热器超温问题分析及治理

Analysis of over-temperature on the platen superheater of once-through boiler for Supercritical 600 MW Unit

模型采用空度方法以较好地模拟复杂的屏式过热器结构，采用修正的非均分QUICK格式以有效减小伪扩散的影响，采用标准kε模型来处理湍流。

The main characteristics of the current model are the use of the Porosity method to simulate the complex platen superheaters correctly , the improved non uniform QUICK scheme to reduce the pseudo diffusion effectively , and the standard k ε model for turbulence treatment .

电站锅炉屏式过热器爆管原因分析

Cause analysis of the platen superheater blast at power station

屏式过热器管产生周向裂纹是比较少见的。

The circumferential cracks occurred on platen superheater tubes are comparatively uncommon .

大型锅炉屏式过热器热力计算方法分析

Thermal Calculation Analysis of Platen Superheater in Large Capacity Bolier

火电厂屏式过热器热腐蚀失效原因分析

Analysis on Reasons of Hot Corrosion Invalidation of Platen Super-heater

屏式过热器爆管的原因分析及处理

Analysis on Tube Failures of Platen Superheaters and Countermeasures

屏式过热器同屏各管流量偏差的研究

Flow Deviation in Parallel Connected Tubes of Screen-Type Superheater

提高主汽温度防止屏式过热器超温试验研究

Experimentation Research on Platen Superheater Excess Temperature Prevention and Main Steam Temperature Improvement

大容量锅炉屏式过热器传热计算方法的研究

Investigation on Methods of the Heat Transfer Calculation for Screen Superheaters of Large Boilers

电站锅炉屏式过热器管壁温度的数值分析方法

The Numerical Analysis Method for Tube Wall Temperature of Panel Overheater of Power Station Boilers

辐射式过热器和屏式过热器的计算新方法更符合实际运行规律。

Radiant and platen superheater 's new method are more agree with the practice law .

循环流化床锅炉屏式过热器设计问题探讨

Discussing for CFB Boiler Platen Superheater Design

白鹤发电厂~1炉屏式过热器爆管原因分析及对策

Analysis and Treatment for Cause of # ~ 1 Shielding Superheater Pipe Explosion in Baihe Power Plant

这直接影响了屏式过热器设计材料的选和对爆管原因的正确分析及有效预防。

Hence , the material choice of screen superheater , the bursting analysis and precaution are influenced directly .

研究表明，屏式过热器后左右速度的偏差主要集中在水平烟道的下半部区域。

Research expressed that the left and right velocity deviation takes place mainly at the below half part of horizontal gas pass .

大型电站锅炉屏式过热器壁温数值模拟燃油加热器温度感知器和元件的位置

The Numerical Simulation Calculation for Tube Wall Temperature of Pedant Superheater of Power Station Boiler ; Fuel Heater Temperature Sensor and Element Location

分析了柳林电力有限责任公司1号炉屏式过热器爆管原因，介绍了针对性的结构改进措施。

The causes of bursting of the platen superheater tubes is analyzed and the measures of the construction reformation are introduced in the paper .

总结了屏式过热器在结构设计中防磨、热膨胀、穿墙密封等方面的经验。

The paper also sums up the experiences with the abrasion proof , heat expansion and sealing ( though the wall ) of platen superheater .

结果表明，该屏式过热器管失效的主要原因是长时超温与短时超温共同作用的结果。

The results show that : the main reasons for the platen superheater tube failure are the inter-action results of long-time over temperature and short-time over temperature .

你应防止过分热衷于庸俗的家庭欢乐。提高主汽温度防止屏式过热器超温试验研究

You should try to restrain the disproportionate fervour with which you throw yourself into commonplace home pleasures . Experimentation Research on Platen Superheater Excess Temperature Prevention and Main Steam Temperature Improvement

经综合试验分析，认为张店热电厂3号炉屏式过热器管因腐蚀热疲劳而产生周向裂纹并引起管子泄漏。

Through comprehensive test and analysis , it is considered that the horizontal cracks occurred on platen superheater tubes were due to corrosion heat fatigue , and resulted in leakage of tubes .

两大块方法简化了炉膛换热计算；直接给出屏式过热器壁温计算入口断面烟气温度参数；

The calculating method of two great region simplifies amount of furnace heat transfer calculation and provides smoke temperature directly on calculating section in calculation of screen type superheater wall surface temperature .

针对目前大型煤粉锅炉屏式过热器管壁温度计算不准确的问题，提出了屏式过热器三维管壁温度计算方法。

At present , the method for calculating the tube wall temperature in a furnace chamber is not exact . So a new program for calculating the normal three-dimensional temperature of superheater is considered .

屏式过热器爆管也一直是锅炉事故中的主要问题之一，而屏区沿炉膛高度方向上的吸热不均系数缺乏一个较为合理的理论计算数值。

Tube bursting of screen superheater is one of the main problems in boiler accident . But as far as the asymmetrical factor of heat absorption on the screen zone height direction along furnace is concerned , the reasonable academic calculation value is also deficient .

石家庄热电厂~13炉屏式高温过热器爆管分析

Analysis on Blast of Platen Superheater of Boiler No. 13 in Shijiazhuang Co-generation Power Plant