JPH0183054U - - Google Patents
Info
- Publication number
- JPH0183054U JPH0183054U JP1987178406U JP17840687U JPH0183054U JP H0183054 U JPH0183054 U JP H0183054U JP 1987178406 U JP1987178406 U JP 1987178406U JP 17840687 U JP17840687 U JP 17840687U JP H0183054 U JPH0183054 U JP H0183054U
- Authority
- JP
- Japan
- Prior art keywords
- fluid transfer
- pipe
- transfer pipe
- pulverized coal
- fluid
- 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
- 239000012530 fluid Substances 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Blast Furnaces (AREA)
Description
第１図は本考案の実施例の縦断面図、第２図は
微粉炭吹込み管と流体移送管の交差角とランスの
詰まり発生件数の関係図である。
１……吹込みランス、２……流体移送管、３…
…微粉炭移送管、４……微粉炭吹込み管。
FIG. 1 is a longitudinal sectional view of an embodiment of the present invention, and FIG. 2 is a diagram showing the relationship between the intersection angle of the pulverized coal injection pipe and the fluid transfer pipe and the number of lance clogging occurrences. 1...Blowing lance, 2...Fluid transfer pipe, 3...
...Pulverized coal transfer pipe, 4...Pulverized coal injection pipe.
Claims (1)
みランスにおいて、流体の移送管と微粉炭の移送
管とを二重管構造とし、内管を流体移送管とし、
微粉炭の吹込管の管軸と流体移送管の管軸との交
差角を３０度以内としたことを特徴とする高炉の
補助燃料吹込みランス。 In an auxiliary fuel injection lance for a blast furnace that simultaneously injects solids and fluid, a fluid transfer pipe and a pulverized coal transfer pipe have a double pipe structure, and the inner pipe is a fluid transfer pipe,
An auxiliary fuel injection lance for a blast furnace, characterized in that the angle of intersection between the axis of the pulverized coal injection tube and the axis of the fluid transfer tube is within 30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178406U JPH0183054U (en) | 1987-11-25 | 1987-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178406U JPH0183054U (en) | 1987-11-25 | 1987-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0183054U true JPH0183054U (en) | 1989-06-02 |
Family
ID=31470027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987178406U Pending JPH0183054U (en) | 1987-11-25 | 1987-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0183054U (en) |
-
1987
- 1987-11-25 JP JP1987178406U patent/JPH0183054U/ja active Pending
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