CN114055077A - Construction method for large connecting pipe reinforcing section of second dehydrogenation reactor of styrene device - Google Patents
Construction method for large connecting pipe reinforcing section of second dehydrogenation reactor of styrene device Download PDFInfo
- Publication number
- CN114055077A CN114055077A CN202111228072.8A CN202111228072A CN114055077A CN 114055077 A CN114055077 A CN 114055077A CN 202111228072 A CN202111228072 A CN 202111228072A CN 114055077 A CN114055077 A CN 114055077A
- Authority
- CN
- China
- Prior art keywords
- welding
- construction method
- reinforcing section
- connecting pipe
- seam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 65
- 238000010276 construction Methods 0.000 title claims abstract description 52
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000006356 dehydrogenation reaction Methods 0.000 title claims abstract description 26
- 238000003466 welding Methods 0.000 claims abstract description 88
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000007514 turning Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
- B23K31/027—Making tubes with soldering or welding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111228072.8A CN114055077A (en) | 2021-10-21 | 2021-10-21 | Construction method for large connecting pipe reinforcing section of second dehydrogenation reactor of styrene device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111228072.8A CN114055077A (en) | 2021-10-21 | 2021-10-21 | Construction method for large connecting pipe reinforcing section of second dehydrogenation reactor of styrene device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114055077A true CN114055077A (en) | 2022-02-18 |
Family
ID=80235210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111228072.8A Withdrawn CN114055077A (en) | 2021-10-21 | 2021-10-21 | Construction method for large connecting pipe reinforcing section of second dehydrogenation reactor of styrene device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114055077A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004306084A (en) * | 2003-04-07 | 2004-11-04 | Nippon Steel Corp | Composite welding method of laser welding and arc welding |
JP2006030218A (en) * | 2005-10-12 | 2006-02-02 | Sumitomo Metal Ind Ltd | Quality inspection method of welded steel pipe welded section |
CN201534265U (en) * | 2009-07-24 | 2010-07-28 | 江阴金童石化管件有限公司 | Forged integral embedded type reinforcing branch pipe base |
CN201618558U (en) * | 2010-03-04 | 2010-11-03 | 上海理工大学 | Large-opening reinforcing structure of thin-wall pressure container |
CN103128420A (en) * | 2013-02-27 | 2013-06-05 | 陕西化建工程有限责任公司 | Construction technology of embedded reinforcing structure for large-orifice pipe of container |
-
2021
- 2021-10-21 CN CN202111228072.8A patent/CN114055077A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004306084A (en) * | 2003-04-07 | 2004-11-04 | Nippon Steel Corp | Composite welding method of laser welding and arc welding |
JP2006030218A (en) * | 2005-10-12 | 2006-02-02 | Sumitomo Metal Ind Ltd | Quality inspection method of welded steel pipe welded section |
CN201534265U (en) * | 2009-07-24 | 2010-07-28 | 江阴金童石化管件有限公司 | Forged integral embedded type reinforcing branch pipe base |
CN201618558U (en) * | 2010-03-04 | 2010-11-03 | 上海理工大学 | Large-opening reinforcing structure of thin-wall pressure container |
CN103128420A (en) * | 2013-02-27 | 2013-06-05 | 陕西化建工程有限责任公司 | Construction technology of embedded reinforcing structure for large-orifice pipe of container |
Non-Patent Citations (1)
Title |
---|
马军伟: "两器大开孔接管嵌入式补强结构设计及施工", 中国优秀硕士论文电子期刊网, pages 029 - 126 * |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20230419 Address after: 201500 Building 1, No.91, Jinyi Road, Jinshan District, Shanghai Applicant after: SHANGHAI PETROCHEMICAL MACHINE MANUFACTURING CO. Applicant after: SINOPEC NINGBO ENGINEERING Co.,Ltd. Applicant after: SINOPEC NINGBO TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Applicant after: Sinopec Engineering (Group) Co.,Ltd. Address before: 201500 Building 1, No.91, Jinyi Road, Jinshan District, Shanghai Applicant before: SHANGHAI PETROCHEMICAL MACHINE MANUFACTURING CO. Applicant before: SINOPEC NINGBO ENGINEERING Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220218 |
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WW01 | Invention patent application withdrawn after publication |