JPS63199151U - - Google Patents
Info
- Publication number
- JPS63199151U JPS63199151U JP8754087U JP8754087U JPS63199151U JP S63199151 U JPS63199151 U JP S63199151U JP 8754087 U JP8754087 U JP 8754087U JP 8754087 U JP8754087 U JP 8754087U JP S63199151 U JPS63199151 U JP S63199151U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- oxidizing gas
- branch pipe
- converter
- injection system
- 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.)
- Granted
Links
- 230000001590 oxidative effect Effects 0.000 claims description 13
- 238000009792 diffusion process Methods 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000007670 refining Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 9
- 239000012159 carrier gas Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 1
Landscapes
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Description
第１図は、本考案の一実施例を示す設備の系統
図、第２図は、第１図の本考案設備を用いた場合
と第３図の従来設備を用いた場合の突発事故時の
圧力の経時変化を示すグラフ、第３図は、従来の
設備の系統図である。
１……転炉、２……吹込み口、３……切換弁、
４……酸化性ガス吹込み系統、５……酸化性ガス
放散弁、６……酸化性ガス圧力計、７……酸化性
ガス自動遮断弁、８……酸化性ガス流量計、９…
…酸化性ガス供給圧力制御装置、１０……粉体燃
料吹込み系統、１１……キヤリアガス放散弁、１
２……粉体燃料貯蔵切出し装置、１３……キヤリ
アガス圧力計、１４……キヤリアガス自動遮断弁
、１５……キヤリアガス流量計、１６……キヤリ
アガス供給圧力制御装置、１７……キヤリアガス
流量調節弁、１８……粉体燃料切出し弁、１９…
…分岐管、２０……第１の分岐管、２１……第１
の酸化性ガス放散弁、２２・ａ，ｂ……第２の分
岐管、２３……第２の酸化性ガス放散弁、２４…
…放散流量制限オリフイス、２５……酸化性ガス
流量調節弁。
Fig. 1 is a system diagram of equipment showing an embodiment of the present invention, and Fig. 2 shows the case of a sudden accident when using the inventive equipment shown in Fig. 1 and when using the conventional equipment shown in Fig. 3. FIG. 3, a graph showing changes in pressure over time, is a system diagram of conventional equipment. 1... Converter, 2... Inlet, 3... Switching valve,
4... Oxidizing gas blowing system, 5... Oxidizing gas diffusion valve, 6... Oxidizing gas pressure gauge, 7... Oxidizing gas automatic cutoff valve, 8... Oxidizing gas flow meter, 9...
... Oxidizing gas supply pressure control device, 10 ... Powdered fuel injection system, 11 ... Carrier gas diffusion valve, 1
2...Powdered fuel storage and extraction device, 13...Carrier gas pressure gauge, 14...Carrier gas automatic cutoff valve, 15...Carrier gas flow meter, 16...Carrier gas supply pressure control device, 17...Carrier gas flow rate adjustment valve, 18 ...Powdered fuel cut-off valve, 19...
...branch pipe, 20...first branch pipe, 21...first
oxidizing gas diffusion valve, 22-a, b... second branch pipe, 23... second oxidizing gas diffusion valve, 24...
...Diffusion flow rate limiting orifice, 25...Oxidizing gas flow rate control valve.
Claims (1)
を切換弁により切換えて、吹込み口を通じて酸化
性ガスまたは粉体燃料のいづれかを溶湯中に吹込
み精錬する底吹き転炉あるいは上底吹き転炉にお
いて、 酸化性ガス吹込み系統もしくは粉体燃料吹込み
系統のいづれかに、その自動遮断弁から切換弁ま
での配管系統内に第１の分岐管を配設し、この第
１の分岐管に第１のガス放散弁を配設し、この弁
の排出側配管に、少なくとも１個の第２のガス放
散弁と少なくとも１個の放散流量制限部材とを並
列に設けた第２分岐管を接続してなるガス放散系
を設けたことを特徴とする転炉への酸化性ガスお
よび粉体燃料吹込み装置。[Scope of claim for utility model registration] The oxidizing gas injection system and the powdered fuel injection system are switched by a switching valve, and either the oxidizing gas or the powdered fuel is injected into the molten metal through the injection port for refining. In a bottom blowing converter or top and bottom blowing converter, a first branch pipe is installed in the piping system from the automatic shutoff valve to the switching valve in either the oxidizing gas injection system or the powder fuel injection system. A first gas diffusion valve is arranged in this first branch pipe, and at least one second gas diffusion valve and at least one diffusion flow rate restriction member are arranged in parallel on the discharge side piping of this valve. 1. An apparatus for injecting oxidizing gas and powdered fuel into a converter, characterized in that a gas diffusion system is provided by connecting a second branch pipe provided in the converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8754087U JPH0414440Y2 (en) | 1987-06-08 | 1987-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8754087U JPH0414440Y2 (en) | 1987-06-08 | 1987-06-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63199151U true JPS63199151U (en) | 1988-12-21 |
| JPH0414440Y2 JPH0414440Y2 (en) | 1992-03-31 |
Family
ID=30944846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8754087U Expired JPH0414440Y2 (en) | 1987-06-08 | 1987-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0414440Y2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW548860B (en) | 2001-06-20 | 2003-08-21 | Semiconductor Energy Lab | Light emitting device and method of manufacturing the same |
| US8900366B2 (en) | 2002-04-15 | 2014-12-02 | Samsung Display Co., Ltd. | Apparatus for depositing a multilayer coating on discrete sheets |
| US8846169B2 (en) | 2007-12-28 | 2014-09-30 | 3M Innovative Properties Company | Flexible encapsulating film systems |
| WO2010002755A2 (en) | 2008-06-30 | 2010-01-07 | 3M Innovative Properties Company | Method of making inorganic or inorganic/organic hybrid barrier films |
| US9184410B2 (en) | 2008-12-22 | 2015-11-10 | Samsung Display Co., Ltd. | Encapsulated white OLEDs having enhanced optical output |
| US9337446B2 (en) | 2008-12-22 | 2016-05-10 | Samsung Display Co., Ltd. | Encapsulated RGB OLEDs having enhanced optical output |
| US8590338B2 (en) | 2009-12-31 | 2013-11-26 | Samsung Mobile Display Co., Ltd. | Evaporator with internal restriction |
-
1987
- 1987-06-08 JP JP8754087U patent/JPH0414440Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0414440Y2 (en) | 1992-03-31 |
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