Numerical Simulation of Wall Temperature Change for Coke Drum in Unsteady-State Process 非稳态过程焦炭塔壁温变化规律的数值模拟
Causes Analysis of Coke Drum Onsite Operation Hazards and Their Solution 焦炭塔现场操作的危险原因分析和解决措施
Replacement of Wire Rope Tensioner of Coke Drum and Its Safety Technology 焦炭塔钢丝绳张紧器更换的施工与安全技术
The importance of thermal insulation for coke drum was discussed. 论述了焦炭塔保温的重要性。
Analysis on the Integrally Hoisted Construction of Large-scale Oil Refinery Coke Drum 大型炼油厂焦炭塔高空整体吊装施工技术分析探讨
The deformation increased with the cycle running of the coke drum. Therefore, we come to the conclusion that the deformation of coke drum is the result of progressive plastic deformation. 残余变形随着生焦次数的增加而增加,由此可得出焦炭塔的鼓胀变形主要是渐次塑性变形积累的结果。
Grooving in the skirt of coke drum is able to lighten the stiffness impact on the skirt and reduce the thermal stress on its fillet weld. 在焦炭塔裙座上开设柔性槽能够减轻裙座刚度影响,降低裙座角焊缝处热应力。
The application situation of new type suspender shape thermal insulation technology on coke drum in delayed coking unit was recommended. 介绍了新型背带式保温技术在延迟焦化装置焦炭塔上的应用情况。
Stress on the coke drum and the main cause of fatigue rupture creation has been analyzed and it is held that un-connected structure of the skirt and coke drum is the main cause. 分析了焦炭塔的受力情况和产生疲劳破坏的主要原因,认为焦炭塔下部裙座和筒体结构不连续是主要原因。
Residual life evaluation of coke drum and its safety production 焦炭塔的剩余寿命评估与安全生产
The defect analysis and prevention on coke drum 焦炭塔缺陷分析及防范措施
Coke drum is the key equipment of the delayed coking device. 焦炭塔是延迟焦化装置的关键设备。
Numerical analysis method for design of preventing deformation of coke drum 焦炭塔防变形设计的数值分析方法及应用
Comments on imported decoking system and neutron level indicator on coke drum 对引进焦炭塔除焦系统及中子料位计的看法
The corrosion, the protection approaches, the protection results and the existing problems of five systems ( furnace, coke drum, fractionator, stabilization and absorption and gas desulfurization) of delayed coking unit were studd-ied. 从装置五大系统(炉子、焦炭塔、分馏、稳定吸收。气体脱硫)出发,对各系统的腐蚀现状、防护措施、防蚀效果及存在问题进行探讨。
Design of large scale coke drum 大型焦炭塔的设计
It costs 48 hours in a produce cycle and the temperature of coke drum raise from room temperature to 480 ℃. After many years run, the drum deformation and cucurbit deformation appear. 一个生产周期为48小时,使焦炭塔经历了循环的升温、降温,整个塔体在室温与480℃之间循环变化,致使焦炭塔在运行若干年后出现塔体鼓胀变形和葫芦状变形。
Improving structure and its calculation of intensity about a stopcock of on THE COKE DRUM have showed. 介绍了延迟焦化装置的焦炭塔切换原料所用的四通旋塞结构改进及强度计算。
The process system of overall post weld heat treatment using oil-fired method for two sets of φ 8800mm coke drum and the heat treatment procedure were recommended. Every data denoted that the effectiveness of overall heat treatment was good, and completely confirmed with design requirement. 介绍了直径8800mm的两台焦炭塔采取燃油法焊后整体热处理的工艺系统及热处理过程,各项数据表明,整体热处理效果良好,完全符合设计要求。
Suggestions for the design of new delayed cokers and the revamping of existing ones aimed at improving coking operation and extending the life of coke drum are put forward. 为了改进延迟焦化生产操作,延长焦炭塔使用寿命,作者对新设计的焦化装置和老焦化装置的技术改造提出建议。
The process design criterion for the new 80 × 10~ 4t/ a delayed coker, which was put on stream in early 1992, is presented and the new coke drum warming process without coke check valve is described. 本文阐述了80×10~4t/a延迟焦化装置工艺设计的新思路,对焦炭塔取消堵焦阀后的暖塔新流程进行了说明。
In this paper, the internal force and displacement of body of the coke drum which is suffer from temperature stress and inner compressive force are talked about. 本文着重讨论焦炭塔筒体在温度应力和内压的作用下所产生的内力和位移。
Overall post weld heat treatment of φ 8800mm coke drum φ8800mm焦炭塔的焊后整体热处理
Study on stress and corrosion of coke drum overhead gas line 焦炭塔顶挥发线应力和腐蚀问题探讨
SAW Technology Development and Applicationin Transverse Seams of Coke Drum 焦炭塔横缝埋弧自动焊工艺开发与应用
New type thermal insulation structure for coke drum 焦炭塔的新型保温结构
The use of stress calculation method, the connection structure and flexible slot size of drum skirt were analyzed and optimized, and the connection structure design of coke drum skirt was improved. 采用应力计算法分析优化塔裙连接结构及柔性槽尺寸,改进了焦炭塔塔裙连接结构设计。
Analysis of water flow rate during cooling operation of coke drum 焦炭塔冷焦水流量的分析
Research of natural frequency and vibration model of coke drum structure 焦炭塔结构的固有频率和振型研究