JPH0292415U - - Google Patents
Info
- Publication number
- JPH0292415U JPH0292415U JP89189U JP89189U JPH0292415U JP H0292415 U JPH0292415 U JP H0292415U JP 89189 U JP89189 U JP 89189U JP 89189 U JP89189 U JP 89189U JP H0292415 U JPH0292415 U JP H0292415U
- Authority
- JP
- Japan
- Prior art keywords
- over air
- air port
- rear side
- inertia
- boiler furnace
- 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
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 2
Description
第１図は本考案の一実施例を示した一部断面正
面図、第２図は第１図の一部を拡大して示した断
面図、第３図は従来の技術の一例を示した一部断
面正面図である。
１……ボイラの火炉、２……缶後側のオーバー
エアポート、２ａ……缶前側のオーバーエアポー
ト、３……バーナ、４……風道、５……空気供給
用フアン。
Fig. 1 is a partially sectional front view showing an embodiment of the present invention, Fig. 2 is an enlarged sectional view of a part of Fig. 1, and Fig. 3 is an example of the conventional technology. It is a partially sectional front view. 1... Boiler furnace, 2... Over air port on the rear side of the can, 2a... Over air port on the front side of the can, 3... Burner, 4... Air duct, 5... Air supply fan.
Claims (1)
窒素酸化物燃焼方式のボイラの火炉において、缶
後側のオーバーエアポートにおけるオーバーエア
の慣性力が、缶前側のオーバーエアポートにおけ
るオーバーエアの慣性力より大きくなるようにな
つていることを特徴とする、ボイラの火炉。 ２ 缶後側のオーバーエアポートの開口総面積が
、缶前側のオーバーエアポートの開口総面積より
大きくなつている請求項１記載のボイラの火炉。 ３ 缶後側のオーバーエアポートにおけるオーバ
ーエアの流速が、缶前側のオーバーエアポートに
おけるオーバーエアの流速よりも大きくなるよう
にしている請求項１記載のボイラの火炉。[Scope of Claim for Utility Model Registration] 1. In a furnace of a low nitrogen oxide combustion type boiler having an over air port for two-stage combustion, the inertia of the over air at the over air port on the rear side of the can is A boiler furnace characterized in that the inertia force is greater than the inertia of the overair. 2. The boiler furnace according to claim 1, wherein the total opening area of the over air ports on the rear side of the can is larger than the total opening area of the over air ports on the front side of the can. 3. The boiler furnace according to claim 1, wherein the flow velocity of the over air in the over air port on the rear side of the can is larger than the flow velocity of the over air in the over air port on the front side of the can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP89189U JPH0292415U (en) | 1989-01-10 | 1989-01-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP89189U JPH0292415U (en) | 1989-01-10 | 1989-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0292415U true JPH0292415U (en) | 1990-07-23 |
Family
ID=31200301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP89189U Pending JPH0292415U (en) | 1989-01-10 | 1989-01-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0292415U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009216347A (en) * | 2008-03-12 | 2009-09-24 | Ihi Corp | Opposed combustion boiler device and its operating method |
-
1989
- 1989-01-10 JP JP89189U patent/JPH0292415U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009216347A (en) * | 2008-03-12 | 2009-09-24 | Ihi Corp | Opposed combustion boiler device and its operating method |
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