JP4946594B2 - ボイラ - Google Patents
ボイラ Download PDFInfo
- Publication number
- JP4946594B2 JP4946594B2 JP2007112229A JP2007112229A JP4946594B2 JP 4946594 B2 JP4946594 B2 JP 4946594B2 JP 2007112229 A JP2007112229 A JP 2007112229A JP 2007112229 A JP2007112229 A JP 2007112229A JP 4946594 B2 JP4946594 B2 JP 4946594B2
- Authority
- JP
- Japan
- Prior art keywords
- heat transfer
- transfer tube
- cover
- tube row
- boiler
- 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.)
- Active
Links
- 239000011810 insulating material Substances 0.000 claims description 33
- 238000002485 combustion reaction Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 102
- 239000000567 combustion gas Substances 0.000 description 36
- 239000007789 gas Substances 0.000 description 31
- 230000008646 thermal stress Effects 0.000 description 15
- 239000002918 waste heat Substances 0.000 description 6
- 239000000446 fuel Substances 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
- F22B21/34—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B23/00—Water-tube boilers built-up from sets of spaced double-walled water tubes of return type in unilateral abutting connection with a boiler drum or with a header box, i.e. built-up from Field water tubes comprising an inner tube arranged within an outer unilaterally-closed tube
- F22B23/04—Water-tube boilers built-up from sets of spaced double-walled water tubes of return type in unilateral abutting connection with a boiler drum or with a header box, i.e. built-up from Field water tubes comprising an inner tube arranged within an outer unilaterally-closed tube the water-tube, i.e. Field-tube, sets being vertical or substantially vertical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
- F22B21/02—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially-straight water tubes
- F22B21/04—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially-straight water tubes involving a single upper drum and a single lower drum, e.g. the drums being arranged transversely
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/10—Water tubes; Accessories therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/10—Water tubes; Accessories therefor
- F22B37/16—Return bends
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Supply (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Description
本発明のボイラは、その種類を特に問わないが、たとえば、蒸気ボイラ、温水ボイラ、熱媒ボイラ、廃熱ボイラまたは排ガスボイラである。いずれの場合も、ボイラは、多管式ボイラとされ、典型的には多管式小型貫流ボイラとされる。
図1は、本発明のボイラの実施例1を示す概略縦断面図である。本実施例のボイラ1は、円筒状の缶体2を備えた多管式小型貫流ボイラである。缶体2は、上部管寄せ3と下部管寄せ4との間を、円筒状に配列された多数の水管(伝熱管)5,5,…、6,6,…で接続して構成される。
2 缶体
3 上部管寄せ
4 下部管寄せ
5 内側水管(内側伝熱管)
6 外側水管(外側伝熱管)
7 内側水管列(内側伝熱管列)
8 外側水管列(外側伝熱管列)
9 内側縦ヒレ
11 外側縦ヒレ
13 缶体カバー
18 燃焼室
20 円筒状隙間
21 断熱材
22 伸縮部
23 大径部
24 ケーシング
Claims (4)
- 上部管寄せと下部管寄せとの間に円筒状に配列されて伝熱管列を構成する複数の伝熱管と、
前記伝熱管列を取り囲むように、前記上部管寄せと前記下部管寄せとの間に設けられる円筒状の缶体カバーと、
前記伝熱管の熱膨張と前記缶体カバーの熱膨張とをバランスさせるために、前記伝熱管列と前記缶体カバーとの間の円筒状隙間の内、上下方向の設定領域に充填される断熱材と
を備えることを特徴とするボイラ。 - 上部管寄せと下部管寄せとの間に円筒状に配列されて内側伝熱管列を構成する複数の内側伝熱管と、
前記内側伝熱管列を取り囲むように、前記上部管寄せと前記下部管寄せとの間に円筒状に配列されて外側伝熱管列を構成する複数の外側伝熱管と、
前記内側伝熱管列の上下方向一端部を残して、隣接する前記内側伝熱管間の隙間を閉塞するよう設けられる複数の内側縦ヒレと、
前記外側伝熱管列の上下方向他端部を残して、隣接する前記外側伝熱管間の隙間を閉塞するよう設けられる複数の外側縦ヒレと、
前記外側伝熱管列を取り囲むように、前記上部管寄せと前記下部管寄せとの間に設けられる円筒状の缶体カバーと、
前記外側伝熱管列と前記缶体カバーとの間の円筒状隙間の内、前記上下方向一端部の側に充填される断熱材と
を備えることを特徴とするボイラ。 - 前記缶体カバーは、前記上下方向他端部に大径部を有しており、
前記缶体カバーを取り囲むように、ケーシングが設けられており、
前記缶体カバーと前記ケーシングとの間の空間を介して、燃焼用空気が前記内側伝熱管列よりも内側の燃焼室へ送り込まれる
ことを特徴とする請求項2に記載のボイラ。 - 前記缶体カバーには、上下方向への伸縮部が設けられている
ことを特徴とする請求項1〜3のいずれか1項に記載のボイラ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007112229A JP4946594B2 (ja) | 2007-04-20 | 2007-04-20 | ボイラ |
TW097104148A TWI453361B (zh) | 2007-04-20 | 2008-02-04 | 鍋爐 |
US12/081,182 US8757102B2 (en) | 2007-04-20 | 2008-04-11 | Boiler |
KR1020080035176A KR101446635B1 (ko) | 2007-04-20 | 2008-04-16 | 보일러 |
CN2008100929525A CN101290109B (zh) | 2007-04-20 | 2008-04-18 | 锅炉 |
CA2629481A CA2629481C (en) | 2007-04-20 | 2008-04-18 | Boiler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007112229A JP4946594B2 (ja) | 2007-04-20 | 2007-04-20 | ボイラ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008267713A JP2008267713A (ja) | 2008-11-06 |
JP4946594B2 true JP4946594B2 (ja) | 2012-06-06 |
Family
ID=39870976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007112229A Active JP4946594B2 (ja) | 2007-04-20 | 2007-04-20 | ボイラ |
Country Status (6)
Country | Link |
---|---|
US (1) | US8757102B2 (ja) |
JP (1) | JP4946594B2 (ja) |
KR (1) | KR101446635B1 (ja) |
CN (1) | CN101290109B (ja) |
CA (1) | CA2629481C (ja) |
TW (1) | TWI453361B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2372240A4 (en) * | 2008-12-10 | 2015-01-21 | Ihi Corp | COMBUSTION CHAMBER |
JP2010261647A (ja) * | 2009-05-07 | 2010-11-18 | Miura Co Ltd | ボイラ |
JP5660185B2 (ja) * | 2013-10-01 | 2015-01-28 | 三浦工業株式会社 | ボイラの設計方法 |
KR102372926B1 (ko) * | 2019-05-31 | 2022-03-11 | 주식회사 경동나비엔 | 연소실 및 이를 포함한 보일러 |
CN118361725B (zh) * | 2024-05-09 | 2024-11-15 | 华能威海发电有限责任公司 | 一种火电厂锅炉的辅助冷却保护机构 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4257358A (en) * | 1979-06-25 | 1981-03-24 | Ebara Corporation | Boiler |
JPS62155401A (ja) * | 1985-12-27 | 1987-07-10 | 株式会社サムソン | 多管式貫流ボイラ |
JPS63189701A (ja) * | 1987-02-02 | 1988-08-05 | ジヨンソンボイラ株式会社 | 竪型ボイラ |
JP2769699B2 (ja) | 1988-09-08 | 1998-06-25 | 三浦工業株式会社 | 軸対称斜流式貫流ボイラー |
JPH06221508A (ja) | 1993-01-27 | 1994-08-09 | Ishikawajima Harima Heavy Ind Co Ltd | ボイラ天井囲インナーケーシング |
CN2185837Y (zh) * | 1993-10-09 | 1994-12-21 | 陈朝升 | 热效率高炉压低贯流蒸汽锅炉 |
JPH07225055A (ja) | 1994-02-14 | 1995-08-22 | Miura Co Ltd | 熱媒ボイラ |
JPH09203501A (ja) * | 1996-01-26 | 1997-08-05 | Nippon Furnace Kogyo Kaisha Ltd | 小型貫流ボイラ |
KR100676163B1 (ko) * | 1999-08-02 | 2007-01-31 | 가부시키카이샤 미우라겐큐우쇼 | 수관보일러 |
JP2003014204A (ja) * | 2001-07-02 | 2003-01-15 | Samson Co Ltd | ボイラ本体部周囲に燃焼用空気流路を設けたボイラ |
DE10158299A1 (de) * | 2001-11-23 | 2003-06-05 | Henschel Kessel Gmbh | Wasserrohrkessel |
KR20030082196A (ko) | 2002-04-17 | 2003-10-22 | 최진민 | 가스보일러의 열교환기구조 |
JP2004197970A (ja) * | 2002-12-16 | 2004-07-15 | Miura Co Ltd | 低NOx燃焼方法とその装置 |
JP4086186B2 (ja) | 2003-01-20 | 2008-05-14 | 株式会社サムソン | ボイラの水管壁における水管間閉塞用ヒレ構造 |
KR100675093B1 (ko) | 2005-12-28 | 2007-01-29 | 주식회사 대열보일러 | 공기예열 기능을 갖는 관류 보일러 |
JP5151373B2 (ja) * | 2006-11-30 | 2013-02-27 | 三浦工業株式会社 | ボイラ |
-
2007
- 2007-04-20 JP JP2007112229A patent/JP4946594B2/ja active Active
-
2008
- 2008-02-04 TW TW097104148A patent/TWI453361B/zh not_active IP Right Cessation
- 2008-04-11 US US12/081,182 patent/US8757102B2/en active Active
- 2008-04-16 KR KR1020080035176A patent/KR101446635B1/ko active IP Right Grant
- 2008-04-18 CA CA2629481A patent/CA2629481C/en active Active
- 2008-04-18 CN CN2008100929525A patent/CN101290109B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CA2629481A1 (en) | 2008-10-20 |
TW200902916A (en) | 2009-01-16 |
KR20080094578A (ko) | 2008-10-23 |
KR101446635B1 (ko) | 2014-10-01 |
US8757102B2 (en) | 2014-06-24 |
CN101290109A (zh) | 2008-10-22 |
CA2629481C (en) | 2015-09-08 |
TWI453361B (zh) | 2014-09-21 |
US20080257283A1 (en) | 2008-10-23 |
JP2008267713A (ja) | 2008-11-06 |
CN101290109B (zh) | 2011-08-03 |
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