JP5421981B2 - 燃焼装置 - Google Patents
燃焼装置 Download PDFInfo
- Publication number
- JP5421981B2 JP5421981B2 JP2011268243A JP2011268243A JP5421981B2 JP 5421981 B2 JP5421981 B2 JP 5421981B2 JP 2011268243 A JP2011268243 A JP 2011268243A JP 2011268243 A JP2011268243 A JP 2011268243A JP 5421981 B2 JP5421981 B2 JP 5421981B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- combustion
- hood
- cylinder
- heat exchanger
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J13/00—Fittings for chimneys or flues
- F23J13/02—Linings; Jackets; Casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
- F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M9/00—Baffles or deflectors for air or combustion products; Flame shields
- F23M9/003—Baffles or deflectors for air or combustion products; Flame shields in flue gas ducts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2213/00—Chimneys or flues
- F23J2213/10—Linings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Housings, Intake/Discharge, And Installation Of Fluid Heaters (AREA)
- Details Of Fluid Heaters (AREA)
- Chimneys And Flues (AREA)
Description
f=(C/2π){S/(V・L)}1/2…(1)
になる。そして、共鳴周波数がバーナの燃焼振動の周波数に近いと、共鳴による騒音を生ずる。従って、騒音を低減するには、共鳴周波数を燃焼振動周波数からずらすことが必要になる。
Claims (2)
- バーナを内蔵する燃焼筐と、燃焼筐内に燃焼用空気を供給するファンと、燃焼筐の上方に配置され、バーナの燃焼排気で加熱される熱交換器と、熱交換器の上方に配置され、熱交換器を通過した燃焼排気が流入する排気フードとを備え、排気フードの上壁部から上方にのびる筒状の排気口を介して燃焼排気が排出されるようにした燃焼装置であって、
排気口に下方から挿入される、排気口よりも小径の排気制限筒を備え、排気制限筒は、その下端から径方向外方にのびる環状のフランジ部を有し、このフランジ部を排気フードの上壁部の排気口の開口縁部に固定するものにおいて、
フランジ部の外周に、上方に立ち上る筒部が形成され、フランジ部が筒部の上端で排気フードの上壁部の排気口の開口縁部に固定されると共に、筒部に、燃焼排気が通過する通気孔が周方向の間隔を存して複数開設されることを特徴とする燃焼装置。 - 前記筒部に形成する全通気孔の合計面積は、前記排気制限筒の断面積の25〜50%であることを特徴とする請求項1記載の燃焼装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011268243A JP5421981B2 (ja) | 2011-12-07 | 2011-12-07 | 燃焼装置 |
CN201210517551.6A CN103148492B (zh) | 2011-12-07 | 2012-12-05 | 燃烧装置 |
KR1020120141250A KR101373451B1 (ko) | 2011-12-07 | 2012-12-06 | 연소장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011268243A JP5421981B2 (ja) | 2011-12-07 | 2011-12-07 | 燃焼装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013120014A JP2013120014A (ja) | 2013-06-17 |
JP5421981B2 true JP5421981B2 (ja) | 2014-02-19 |
Family
ID=48546716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011268243A Active JP5421981B2 (ja) | 2011-12-07 | 2011-12-07 | 燃焼装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5421981B2 (ja) |
KR (1) | KR101373451B1 (ja) |
CN (1) | CN103148492B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110966636A (zh) * | 2018-09-28 | 2020-04-07 | 宁波方太厨具有限公司 | 抗风压烟管 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6807265B2 (ja) * | 2016-05-12 | 2021-01-06 | リンナイ株式会社 | 燃焼装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1335267A (en) * | 1971-03-04 | 1973-10-24 | Hitachi Ltd | Heat exchanger |
JPS4729820U (ja) * | 1971-04-26 | 1972-12-05 | ||
JPS5131391Y2 (ja) * | 1973-01-20 | 1976-08-06 | ||
JPS49150950U (ja) * | 1973-04-25 | 1974-12-27 | ||
JPS56173840U (ja) * | 1980-05-23 | 1981-12-22 | ||
JPS5923529U (ja) * | 1982-08-05 | 1984-02-14 | ヤマハ株式会社 | 燃焼器具の排気装置 |
JPH06147454A (ja) * | 1992-11-09 | 1994-05-27 | Matsushita Electric Ind Co Ltd | 予混合低騒音バーナ |
JP3540443B2 (ja) * | 1995-06-23 | 2004-07-07 | 三洋電機株式会社 | 燃焼装置における消音器 |
JP3793364B2 (ja) * | 1999-04-07 | 2006-07-05 | リンナイ株式会社 | 燃焼器具の排気接続具 |
JP3873249B2 (ja) * | 2001-02-09 | 2007-01-24 | 五洋建設株式会社 | 煙突の解体方法及びその装置 |
CN2716719Y (zh) * | 2004-06-15 | 2005-08-10 | 上海能率有限公司 | 燃气热水器的降噪音排气通道结构 |
JP2007003175A (ja) * | 2005-05-23 | 2007-01-11 | Rinnai Corp | 燃焼装置 |
DE202005010473U1 (de) * | 2005-07-04 | 2005-09-15 | Bosch Gmbh Robert | Schalldämpfungseinrichtung für Heizgeräte |
-
2011
- 2011-12-07 JP JP2011268243A patent/JP5421981B2/ja active Active
-
2012
- 2012-12-05 CN CN201210517551.6A patent/CN103148492B/zh active Active
- 2012-12-06 KR KR1020120141250A patent/KR101373451B1/ko active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110966636A (zh) * | 2018-09-28 | 2020-04-07 | 宁波方太厨具有限公司 | 抗风压烟管 |
CN110966636B (zh) * | 2018-09-28 | 2021-10-12 | 宁波方太厨具有限公司 | 抗风压烟管 |
Also Published As
Publication number | Publication date |
---|---|
KR20130064030A (ko) | 2013-06-17 |
KR101373451B1 (ko) | 2014-03-13 |
CN103148492A (zh) | 2013-06-12 |
CN103148492B (zh) | 2016-03-23 |
JP2013120014A (ja) | 2013-06-17 |
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