JPH0183055U - - Google Patents
Info
- Publication number
- JPH0183055U JPH0183055U JP1987178407U JP17840787U JPH0183055U JP H0183055 U JPH0183055 U JP H0183055U JP 1987178407 U JP1987178407 U JP 1987178407U JP 17840787 U JP17840787 U JP 17840787U JP H0183055 U JPH0183055 U JP H0183055U
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- lance
- pulverized coal
- fuel injection
- transfer pipe
- 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 3
- 239000000446 fuel Substances 0.000 claims 2
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 239000000498 cooling water Substances 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
ランスの先端から流体の混合位置までの距離とラ
ンス詰まり発生件数との関係を示す図である。
１……微粉炭移送管、２……流体移送管、４…
…流体流入口、５……冷却水管。
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 distance from the tip of the lance to the fluid mixing position and the number of lance clogging occurrences. 1...Pulverized coal transfer pipe, 2...Fluid transfer pipe, 4...
...Fluid inlet, 5...Cooling water 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、微粉炭へ流体が流入、混
合する混合位置をランスの先端から１００mm以内
とすることを特徴とする高炉の補助燃料吹込みラ
ンス。 In the auxiliary fuel injection lance for blast furnaces that simultaneously injects solids and fluid, the fluid transfer pipe and the pulverized coal transfer pipe have a double pipe structure, and the mixing position where the fluid flows into the pulverized coal and mixes is from the tip of the lance. An auxiliary fuel injection lance for a blast furnace characterized by a diameter within 100 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178407U JPH0183055U (en) | 1987-11-25 | 1987-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178407U JPH0183055U (en) | 1987-11-25 | 1987-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0183055U true JPH0183055U (en) | 1989-06-02 |
Family
ID=31470028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987178407U Pending JPH0183055U (en) | 1987-11-25 | 1987-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0183055U (en) |
-
1987
- 1987-11-25 JP JP1987178407U patent/JPH0183055U/ja active Pending
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