着重介绍了渭河大化工程中的关键设备中压蒸汽过热器管箱堆焊和组装工艺。
The Beading and assembling process of IP superheater for Weihe project are introduced in detail.
管子内压应力与管系应力加速了爆漏过程，是造成过热器管撕裂爆口的次要原因。
The inner stresses of the tubes and pipe arrangement stresses are the secondary cause, which accelerated the explosion procedure.
针对某电厂异种钢焊接接头高温早期失效的过热器管件进行了调查研究和失效分析。
The early losing effectiveness causes of the superheater pipe welding joint were investigated and analysed.
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.
本课题选取适合寿命评估的高温高压部件，如主蒸汽管道及过热器管进行寿命管理研究。
In this paper, high temperature and high-pressure components fitting for life assessment such as main steam pipeline and boiler tube were selected for life management studying.
经过热器管排的工业试验，确定了清洗冲通流速，解决了运行炉过热器清洗的技术难题。
Through industrial testing of tube panel of superheater, the flushing flow velocity was determined, with difficult problems of superheater claming of operating boiler solved.
过热器整体清洗时，应有防止垂直蛇形管产生汽塞、铁氧化物沉淀和奥氏体腐蚀的措施。
Measures should be taken to prevent the vertical snake tube from steam binding, iron oxide depositing, and austenite corrosion when superheater is cleaned.
鉴于某型舰用锅炉过热器破损的主因在于其内部腐蚀，而破损的主要方式是由管头的溃烂开始直至整个管头烂掉为止，导致管子的胀接松动而漏泄。
The main reason which causes the breakdown of marine boiler superheater is its inner corrosion, which is taken to be developed from the parts of tube top to entire top, and this leads to leakage.
因此，过热器的使用年限全取决于管头的腐蚀速度。
Therefore the service life of superheater is mainly dependent on the corrosion speed of tube top.
锅炉过热器爆管，对锅炉寿命和制盐工艺都是一种摧残和破坏。
Pipe Explosion in Superheater of the boiler would damage the boiler and salt operating.
本文对引起过热器超温爆管的主要原因进行了分析。
This paper analyze the major contributions to burst for over-temperature of boiler's superheater.
从水冷壁、顶棚管、水平低温过热器等三个方面对日本350mw锅炉与国内300mw锅炉的结构设计进行了分析与比较研究。
This paper mainly discusses the comparison between the general designs in water wall, roof tubes and low temperature superheaters of the structure of Japanese 350mw boilers and Our 300mw boilers.
从运行管理上对武钢自备电厂WGZ670／13．7-8型锅炉前屏过热器爆管原因进行了分析，并提出了预防的对策。
Causes bring on the burst tube in the front screen overheater of WGZ670/13.7-8 type boiler at the Selfbuilt Power Plant by WISCO are analyzed and preventatives raised in the paper.
列出了过热器爆管破口的宏观形貌和特征。通过对爆管原因的分析，提出了预防爆管的措施。
The outward form and characteristics of the broken overheater tube are listed in this paper. The means for tube broken prevention are introduced by cause analysis of it.
过热器再热器壁温在线监测技术，可以通过安装少量的炉外壁温测点，实时计算整个管组各部位的金属壁温。
The superheater and reheater on-line metal temperature monitoring technique used a limited number of metal temperature measuring points situated outside of the.
对一台锅炉中其分配集箱带弯头入口的顶棚管过热器受热面管流量分配做了较详细的数值模拟研究。
A detailed numerical simulation study was conducted of the flow distribution in the heating surface tubes of a boiler roof superheater featuring a distribution header with a bent inlet.
加快省煤器蛇形管排预组合，本周内完成省煤器和过热器接口100个。
Preassembly of economizer coils shall be expedited ; 100 nos . joints of eco. & SH shall be welded.
用于制作各类合金结构件及其零部件，如电站锅炉过热器集箱、大口径管板结构件。
For the production of various types of alloy structural parts and components, such as the power station boiler superheated header, large diameter tube plate Structure.
过热器是“四管”泄漏的主要部位，文章分析了过热器爆漏的原因。
Superheater is the main conmponent of the leakage of "Four Pipes". The leak-age reason of utility boiler superheater should be analyzed and reserched carefully.
分析循环流化床锅炉运行中出现的高温再热器、二级过热器爆管和给煤系统旋转给料阀经常堵煤等问题。
The causes of SH and RH tube explosion and coal feed system jamming in the operating CFBB are analyzed.
认为炉内火焰冲刷水冷壁及对流过热器烟温分布不均是造成爆管的主要原因。
It is found that the main cause of tubes bursting is the flame in the burner washing down watercooled wall and the uneven distributed flue-temperature over the convection superheater.
本产品主要用于锅炉、过热器、热交换器、冷凝器、催化管等用的耐高温、耐高压、耐腐蚀的钢管。
The seamless stainless steel tubes are mainly Used in boiler, over-heater, heat exchanger, Condenser and catalyst as high temperature and Pressure resistant, and anti-corrosive tubes.
利用减温水控制过热器和再热器出口温度以防止超过材料温限。实践证明，对超临界直流锅炉采用投粉稳压冲管过热器、再热器冲管系数可达1.0和1.6以上，效果良好。
The practical experience shows that in the light of steam purging for supercritical once-through boiler, the superheater and reheater disturbance coefficients can reach 1.0 and 1.6 respectively.
发生事故的主要原因之一是过热器、再热器进口集箱引入三通处蒸汽在集箱中复杂流动工况下产生涡流，处在涡流区的管屏蒸汽流量减少，使汽温和金属壁温升高。
The main source of these failures are vortices existing, in front of Tee-Junctions of entering headers of superheaters and reheaters, caused by the complex flow conditions in the headers.
炉膛、U型钢分离器，以及过热器的外壳由顶部支撑、气密、全焊接的膜式管墙构成，因此不需要膨胀节。
The furnace, U-beam separator, and superheater enclosures are constructed entirely of top-supported, gas-tight, all-welded membraned tube walls which do not require hot expansion joints.
炉膛、U型钢分离器，以及过热器的外壳由顶部支撑、气密、全焊接的膜式管墙构成，因此不需要膨胀节。
The furnace, U-beam separator, and superheater enclosures are constructed entirely of top-supported, gas-tight, all-welded membraned tube walls which do not require hot expansion joints.
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