JPH0457010U - - Google Patents
Info
- Publication number
- JPH0457010U JPH0457010U JP9355390U JP9355390U JPH0457010U JP H0457010 U JPH0457010 U JP H0457010U JP 9355390 U JP9355390 U JP 9355390U JP 9355390 U JP9355390 U JP 9355390U JP H0457010 U JPH0457010 U JP H0457010U
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- stage combustion
- gas
- burner
- 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.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Combustion Of Fluid Fuel (AREA)
Description
第１図は本考案の一実施例を示すボイラ火炉の
概略縦断面図、第２図は第１図の−断面にお
ける各種ガスの分布を示す図である。第３図は旋
回流方式の従来のボイラ火炉の一例を示す概略縦
断面図、第４図は第３図の−矢視水平断面図
、第５図は第３図の−断面におけるガス分布
を示す図である。
１……ボイラ火炉壁、２，２ａ，２ｂ……バー
ナ部、３，６，７……２段燃焼用空気ノズル、４
……ＧＲガスノズル、５……旋回流。
FIG. 1 is a schematic longitudinal sectional view of a boiler furnace showing an embodiment of the present invention, and FIG. 2 is a diagram showing the distribution of various gases in the - cross section of FIG. 1. Fig. 3 is a schematic vertical cross-sectional view showing an example of a conventional boiler furnace of the swirl flow type, Fig. 4 is a horizontal cross-sectional view taken in the - arrow direction of Fig. 3, and Fig. 5 shows the gas distribution in the - arrow cross section of Fig. 3. FIG. 1... Boiler furnace wall, 2, 2a, 2b... Burner section, 3, 6, 7... Two-stage combustion air nozzle, 4
...GR gas nozzle, 5... swirl flow.
Claims (1)
おいて、２段燃焼用空気の投入口を火炉底、バー
ナ中間部および火炉上部の３個所に設けたことを
特徴とするボイラの２段燃焼装置。 A two-stage combustion device for a boiler in which gas in the furnace flows in a swirling manner, characterized in that two-stage combustion air input ports are provided at three locations: a bottom of the furnace, a middle part of the burner, and an upper part of the furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9355390U JPH0457010U (en) | 1990-09-07 | 1990-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9355390U JPH0457010U (en) | 1990-09-07 | 1990-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0457010U true JPH0457010U (en) | 1992-05-15 |
Family
ID=31830861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9355390U Pending JPH0457010U (en) | 1990-09-07 | 1990-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0457010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09126412A (en) * | 1995-10-30 | 1997-05-16 | Kawasaki Heavy Ind Ltd | Low nox boiler |
-
1990
- 1990-09-07 JP JP9355390U patent/JPH0457010U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09126412A (en) * | 1995-10-30 | 1997-05-16 | Kawasaki Heavy Ind Ltd | Low nox boiler |
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