简要分析了一台蒸发罐发生焊缝开裂的主要原因，提出防止此类压力容器事故的预防措施。
The paper briefly analyses the main cause of crack of welding seam on an evaporation tank and proposes the precautionary measures for preventing such kind of accident on pressure vessels.
通过分析得出其合理的T型接头形式和施焊方法，为压力容器中此类焊缝的焊接提供参考作用。
The reasonable joint shape and welding process are obtained, whi ch is to provide better reference for the welding technology of this seam.
通过对GB 1 5 0- 89《钢制压力容器》焊缝系数的分析，提出了一些见解。
Some Suggestions were introduced in this paper, based on GB150-89 "steel pressure Vessel" seam coefficient's analysis.
本文采用概率断裂力学方法和可靠性分析方法，针对压力容器焊接接头的组织不均匀特点，研究了焊缝区疲劳失效概率模型。
The paper studies the fatigue failure probabilistic model of the weld zone in welded joint using probabilistic fracture mechanics and reliabilitistic analysis methods.
同时提出了具体的防护措施，如增加脱硫装置以降低H_2S的浓度，改善压力容器工况条件，以及对焊缝部位采取喷铝措施等。
Protection measures such as installation of desulfurization unit to reduce H_2S, improvement of tank operating conditions and application of sprayed aluminum on welded area etc are presented.
埋弧自动焊焊缝余高过大会对压力容器产生应力集中的影响，因此应加以控制。
Produced stress concentration if weld reinforcement too large for submerged arc welding, so it should be control.
希压力容器有关工程技术人员要充分重视压力容器环焊缝的质量问题，以确保压力容器的安全使用。
The quality of the circumferential welding in pressure vessels must be paid full attention. This is the key point to guarantee the safety of the pressure vessels in operation.
提出压力容器简体纵焊缝产生角变形的模型。
Presents model for angular deformation of longitudinal weld.
压力容器设备中法兰与筒体、法兰与接管连接处的C类焊缝和封头端部、筒体上马鞍形的D类焊缝是最为不规则的且施焊工艺最为复杂的焊缝。
In pressure vessels, C and D seam which are located at the joint of flange, tube-shape object, jointed tube, and head of pressure vessels separately are the most complex seams.
本文从压力容器设计、制造及标准三方面分析了压力容器环焊缝事故率高的原因，提出了相应的对策。
An analysis of high fault probability in circumferential welding seams in pressure vessels was carried out from the cause of design, the standard based on and the process of fabrication.
该焊缝跟踪方法能够满足压力容器焊接工程的需要。
该焊缝跟踪方法能够满足压力容器焊接工程的需要。
应用推荐