JP5058558B2 - 熱分解炉チューブの組立て方法 - Google Patents
熱分解炉チューブの組立て方法 Download PDFInfo
- Publication number
- JP5058558B2 JP5058558B2 JP2006291252A JP2006291252A JP5058558B2 JP 5058558 B2 JP5058558 B2 JP 5058558B2 JP 2006291252 A JP2006291252 A JP 2006291252A JP 2006291252 A JP2006291252 A JP 2006291252A JP 5058558 B2 JP5058558 B2 JP 5058558B2
- Authority
- JP
- Japan
- Prior art keywords
- tube
- pyrolysis furnace
- header
- welding
- coil
- 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.)
- Expired - Fee Related
Links
- 238000000197 pyrolysis Methods 0.000 title claims description 48
- 238000000034 method Methods 0.000 title claims description 18
- 238000003466 welding Methods 0.000 claims description 24
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 description 7
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Description
200 チューブブロック
200A ヘッダー管
200A’ ヘッダー用単管
200B コイルチューブ
200C ノズル
300 治具
310 拘束具
Claims (1)
- 2本のヘッダー管にU字状の複数のコイルチューブの両端を連通して接続してなる熱分解炉チューブを組立てるにあたり、
治具と拘束具を用いてヘッダー用単管にコイルチューブの溶接に起因する溶接歪みを減少させる逆歪みを与え、この状態のヘッダー用単管に複数のコイルチューブの両端を溶接した後、拘束具による拘束を解放することによってチューブブロックを製作する工程と、 上記複数のチューブブロックを熱分解炉内に取り込み、該複数のチューブブロックのヘッダー用単管を相互に溶接して所定長さのヘッダー管を製作することによって上記複数のチューブブロックから熱分解炉チューブを組立てる工程と、
を備えたことを特徴とする熱分解炉チューブの組立て方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006291252A JP5058558B2 (ja) | 2006-10-26 | 2006-10-26 | 熱分解炉チューブの組立て方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006291252A JP5058558B2 (ja) | 2006-10-26 | 2006-10-26 | 熱分解炉チューブの組立て方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008106174A JP2008106174A (ja) | 2008-05-08 |
| JP5058558B2 true JP5058558B2 (ja) | 2012-10-24 |
Family
ID=39439803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006291252A Expired - Fee Related JP5058558B2 (ja) | 2006-10-26 | 2006-10-26 | 熱分解炉チューブの組立て方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5058558B2 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8163170B2 (en) * | 2008-12-02 | 2012-04-24 | Lummus Technology Inc. | Coil for pyrolysis heater and method of cracking |
| CN102764937A (zh) * | 2011-05-06 | 2012-11-07 | 浦杰 | 合金炉管以及管排的焊接生产线 |
| CN113117630A (zh) * | 2019-12-31 | 2021-07-16 | 中国石油天然气股份有限公司 | 化肥合成转化炉的转化炉管的更换方法 |
| CN112045606B (zh) * | 2020-07-20 | 2022-02-15 | 中石化宁波工程有限公司 | 一种乙烯裂解炉炉管便捷拆装工艺 |
| US20230407186A1 (en) * | 2020-11-02 | 2023-12-21 | Lummus Technology Llc | Electric furnace to produce olefins |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07314171A (ja) * | 1994-05-30 | 1995-12-05 | Nkk Corp | 角形鋼管の製造方法 |
| JP2000005894A (ja) * | 1998-06-20 | 2000-01-11 | Takata Kogyosho:Kk | 逆ひずみ付与装置 |
| JP4765681B2 (ja) * | 2006-03-07 | 2011-09-07 | 株式会社Ihi | タンク鏡板の現地製作方法、並びに、該方法に用いるタンク鏡板組立体及び鏡板組立用仮設架台 |
-
2006
- 2006-10-26 JP JP2006291252A patent/JP5058558B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008106174A (ja) | 2008-05-08 |
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