JPS6281808U - - Google Patents
Info
- Publication number
- JPS6281808U JPS6281808U JP15880586U JP15880586U JPS6281808U JP S6281808 U JPS6281808 U JP S6281808U JP 15880586 U JP15880586 U JP 15880586U JP 15880586 U JP15880586 U JP 15880586U JP S6281808 U JPS6281808 U JP S6281808U
- Authority
- JP
- Japan
- Prior art keywords
- injection pipe
- rotating body
- fuel injection
- hood
- air injection
- 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
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 2
- 238000010304 firing Methods 0.000 claims 2
- 230000001629 suppression Effects 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Description
第１図は本考案の一つの実施例に係る燃焼用装
置の縦断面図、第２図はその矢視Ａ―Ａ方向から
の側面図、第３図は本考案による場合と比較例の
場合とを対比して示した空気比とＮＯｘ生成量と
の関係を示すグラフ、第４図は本考案の場合と比
較例の場合とを対比して示した焼成温度とＮＯｘ
生成量との関係を示すグラフである。
符号１……回転胴、２……固定羽口フード部、
３……端板、４……バーナ、５……燃料噴射管、
６……一次空気の噴射管、８……一次空気、９…
…火炎、１０……二次空気、１１……二次空気の
噴射管、１４……三次空気、１５……間隙。
Fig. 1 is a longitudinal cross-sectional view of a combustion device according to one embodiment of the present invention, Fig. 2 is a side view of the combustion device taken from the direction of arrow A-A, and Fig. 3 is a case according to the present invention and a comparative example. Figure 4 is a graph showing the relationship between the air ratio and the amount of NOx produced by comparing the two cases.
It is a graph showing the relationship with the amount of production. Code 1...Rotating body, 2...Fixed tuyere hood part,
3... end plate, 4... burner, 5... fuel injection pipe,
6...Primary air injection pipe, 8...Primary air, 9...
...Flame, 10...Secondary air, 11...Secondary air injection pipe, 14...Tertiary air, 15...Gap.
Claims (1)
包囲する固定羽口フード部との間に環状間隙を形
成し、この固定羽口フード部の端板に前記回転胴
の中心軸方向に指向する燃料噴射管を設けると共
に、この燃料噴射管の周囲に一次空気の噴射管を
設け、この燃料噴射管を中心とした同心円上に少
なくとも１つの二次空気の噴射管を設けて成るこ
とを特徴とする回転炉におけるアルミナ焼成時の
ＮＯｘ抑制燃焼用装置。 An annular gap is formed between an alumina firing rotating body and a fixed tuyere hood surrounding the end of the rotating body, and the end plate of the fixed tuyere hood is oriented in the direction of the central axis of the rotating body. A primary air injection pipe is provided around the fuel injection pipe, and at least one secondary air injection pipe is provided on a concentric circle around the fuel injection pipe. A NOx suppression combustion device during alumina firing in a rotary furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15880586U JPS6281808U (en) | 1986-10-15 | 1986-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15880586U JPS6281808U (en) | 1986-10-15 | 1986-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6281808U true JPS6281808U (en) | 1987-05-25 |
Family
ID=31082638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15880586U Pending JPS6281808U (en) | 1986-10-15 | 1986-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6281808U (en) |
-
1986
- 1986-10-15 JP JP15880586U patent/JPS6281808U/ja active Pending