| 螺纹锁紧环换热器检修存在问题及对策 |
| |
| 引用本文： | 苏国柱.螺纹锁紧环换热器检修存在问题及对策[J].压力容器,2003,20(1):48-51. |
| |
| 作者姓名： | 苏国柱 |
| |
| 作者单位： | 茂名炼化股份有限公司 |
| |
| 摘 要： | 某厂的两套加氢装置使用了由国外设计、制造的H－H型螺纹锁紧环换热器，由于设计不合理，在停车对换热器进行拆装时，出现了外圈螺栓粘结、螺纹锁紧环螺纹损坏、内法兰螺栓拆卸困难和密封泄漏等问题，通过采取改变螺栓结构和改进拆装程序与方法等措施，完成对换热器的检修，也方便换热器以后的拆装检查。
|
| 关 键 词： | 检修 螺纹锁紧环高压换热器 拆卸 改进 |
| 文章编号： | 1001-4837(2003)01-0048-04 |
| 修稿时间： | 2002年10月30 |
Performance Defects and Improvement of Threaded Locking Ring Heat Exchanger |
| |
| SINOPEC Maoming Refinery & Chemical Co.,Ltd. SU Guo-zhu.Performance Defects and Improvement of Threaded Locking Ring Heat Exchanger[J].Pressure Vessel Technology,2003,20(1):48-51. |
| |
| Authors: | SINOPEC Maoming Refinery & Chemical Co Ltd SU Guo-zhu |
| |
| Abstract: | The imported H-H threaded locking ring heat exchangers used in the hydrotreating plants were found to have design defects during equipment overhaul.The outer main bolts,interior flange bolts and locking thread were damaged to some extents resulting in difficult removal and leakage.Improved bolt feature and removal program had adopted in solving the problems and favourably operation achieved. |
| |
| Keywords: | threaded locking ring high pressure heat exchanger disassemble improvement |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
