JPH0246843U - - Google Patents
Info
- Publication number
- JPH0246843U JPH0246843U JP12244588U JP12244588U JPH0246843U JP H0246843 U JPH0246843 U JP H0246843U JP 12244588 U JP12244588 U JP 12244588U JP 12244588 U JP12244588 U JP 12244588U JP H0246843 U JPH0246843 U JP H0246843U
- Authority
- JP
- Japan
- Prior art keywords
- desulfurization
- absorbent
- desulfurization section
- regenerative
- gas
- 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
- 238000006477 desulfuration reaction Methods 0.000 claims description 33
- 230000023556 desulfurization Effects 0.000 claims description 33
- 230000002745 absorbent Effects 0.000 claims description 12
- 239000002250 absorbent Substances 0.000 claims description 12
- 230000001172 regenerating effect Effects 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000008929 regeneration Effects 0.000 claims description 5
- 238000011069 regeneration method Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims description 2
- 150000003464 sulfur compounds Chemical class 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
Landscapes
- Industrial Gases (AREA)
- Treating Waste Gases (AREA)
Description
第１図は本考案になる再生型脱硫装置の一実施
例を示す縦断面図、第２図は第１図のＡ−Ａ線横
断面図、第３図及び第４図は本考案になる再生型
脱硫装置を用いた脱硫プロセスを示す系統図、第
５図は精密脱硫用Ｚｎ系吸収剤の再生特性を示す
グラフ、第６図は本考案になる再生型脱硫装置の
他の実施例を示す断面図、第７図は従来の脱硫装
置における脱硫プロセスを示す系統図である。
１……反応器本体、２……ガス入口ノズル（再
生用ガス出口ノズル）、３……ガス出口ノズル、
４……再生用ガス入口ノズル、５……粗脱硫用吸
収剤充填反応管、６……精密脱硫用吸収剤充填層
、７……伝熱促進粒子充填層、８……グリツトサ
ポート、２１……装置本体、２２……ガス入口ノ
ズル、２３……ガス出口ノズル、２４……粗脱硫
部流動層、２５……精密脱硫部固定層。
Fig. 1 is a longitudinal cross-sectional view showing an embodiment of the regenerative desulfurization equipment according to the present invention, Fig. 2 is a cross-sectional view taken along line A-A in Fig. 1, and Figs. 3 and 4 are according to the present invention. A system diagram showing a desulfurization process using a regenerative desulfurization device, Fig. 5 is a graph showing the regeneration characteristics of a Zn-based absorbent for precision desulfurization, and Fig. 6 shows another embodiment of the regenerative desulfurization device according to the present invention. The sectional view shown in FIG. 7 is a system diagram showing the desulfurization process in a conventional desulfurization apparatus. 1...Reactor main body, 2...Gas inlet nozzle (regeneration gas outlet nozzle), 3...Gas outlet nozzle,
4... Regeneration gas inlet nozzle, 5... Absorbent-filled reaction tube for crude desulfurization, 6... Absorbent-filled bed for precision desulfurization, 7... Heat transfer promoting particle packed bed, 8... Grit support, 21 ... Apparatus body, 22 ... Gas inlet nozzle, 23 ... Gas outlet nozzle, 24 ... Crude desulfurization section fluidized bed, 25 ... Precision desulfurization section fixed bed.
Claims (1)
ら吸収剤によつて硫黄化合物を除去し、かつ、こ
の吸収剤を再生する再生型脱硫装置において、装
置本体内を、前記還元性ガスの温度、圧力、ガス
組成での平衡脱硫率の低い粗脱硫用吸収剤を有す
る粗脱硫部と、この粗脱硫部よりも平衡脱硫率の
高い吸収剤を有する精密脱硫部とを、反応管壁を
介して区画し、前記還元性ガスからの硫黄化合物
の吸収時には、その還元性ガスを前記粗脱硫部か
ら前記精密脱硫部に導入し、吸収剤の再生時には
再生用ガスを前記精密脱硫部から前記粗脱硫部に
導入可能なガス流路を形成したことを特徴とする
再生型脱硫装置。 (2) 前記粗脱硫部が、１本乃至複数本の反応管
内に吸収剤を充填した充填層からなり、前記精密
脱硫部が前記反応管外に吸収剤を充填した充填層
からなることを特徴とする請求項(1)記載の再生
型脱硫装置。 (3) 前記精密脱硫部は、１本乃至複数本の反応
管に設置された吸収剤の固定層からなり、前記粗
脱硫部が前記反応管外に設けられた吸収剤の流動
層からなることを特徴とする請求項(1)記載の再
生型脱硫装置。 (4) 前記精密脱硫部の充填層を２段以上に分割
設置し、それぞれの充填層の吸収ガス気流に対し
て下流側に再生ガス入口用ノズルを設けたことを
特徴とする請求項(2)記載の再生型脱硫装置。 (5) 前記精密脱硫部のそれぞれ充填層間に伝熱
促進粒子から充填層を介在させたことを特徴とす
る請求項(4)記載の再生型脱硫装置。[Scope of Claim for Utility Model Registration] (1) In a regenerative desulfurization equipment that uses an absorbent to remove sulfur compounds from high-temperature reducing gas containing sulfur compounds and regenerates this absorbent, a coarse desulfurization section having an absorbent for rough desulfurization with a low equilibrium desulfurization rate at the temperature, pressure, and gas composition of the reducing gas, and a precision desulfurization section having an absorbent with a higher equilibrium desulfurization rate than the coarse desulfurization section. When absorbing sulfur compounds from the reducing gas, the reducing gas is introduced from the crude desulfurization section to the precision desulfurization section, and when the absorbent is regenerated, the regeneration gas is A regenerative desulfurization device, characterized in that a gas flow path is formed through which gas can be introduced from the precision desulfurization section to the crude desulfurization section. (2) The crude desulfurization section consists of a packed bed filled with an absorbent inside one or more reaction tubes, and the precise desulfurization section consists of a packed bed filled with an absorbent outside the reaction tube. The regenerative desulfurization device according to claim (1). (3) The precise desulfurization section consists of a fixed bed of absorbent installed in one or more reaction tubes, and the crude desulfurization section consists of a fluidized bed of absorbent installed outside the reaction tube. The regenerative desulfurization apparatus according to claim (1), characterized in that: (4) Claim (2) characterized in that the packed bed of the precision desulfurization section is divided into two or more stages, and a regeneration gas inlet nozzle is provided on the downstream side of the absorbed gas airflow in each packed bed. ) regenerative desulfurization equipment. (5) The regenerative desulfurization apparatus according to claim (4), characterized in that a packed bed made of heat transfer promoting particles is interposed between each packed bed of the precision desulfurization section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988122445U JPH0634351Y2 (en) | 1988-09-19 | 1988-09-19 | Regenerative desulfurization equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988122445U JPH0634351Y2 (en) | 1988-09-19 | 1988-09-19 | Regenerative desulfurization equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0246843U true JPH0246843U (en) | 1990-03-30 |
| JPH0634351Y2 JPH0634351Y2 (en) | 1994-09-07 |
Family
ID=31370385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988122445U Expired - Fee Related JPH0634351Y2 (en) | 1988-09-19 | 1988-09-19 | Regenerative desulfurization equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634351Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015009223A (en) * | 2013-07-01 | 2015-01-19 | 一般財団法人電力中央研究所 | Impurity removal device, desulfurization device and coal gasification combined generation facility |
| JP2015010211A (en) * | 2013-07-01 | 2015-01-19 | 一般財団法人電力中央研究所 | Impurity removal method and desulfurization method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60153919A (en) * | 1984-01-25 | 1985-08-13 | Hitachi Ltd | Adsorption and regeneration of adsorbing tower |
| JPS61113688A (en) * | 1984-11-08 | 1986-05-31 | Nippon Steel Corp | Method for removing hydrogen sulfide from mixed gas |
-
1988
- 1988-09-19 JP JP1988122445U patent/JPH0634351Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60153919A (en) * | 1984-01-25 | 1985-08-13 | Hitachi Ltd | Adsorption and regeneration of adsorbing tower |
| JPS61113688A (en) * | 1984-11-08 | 1986-05-31 | Nippon Steel Corp | Method for removing hydrogen sulfide from mixed gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015009223A (en) * | 2013-07-01 | 2015-01-19 | 一般財団法人電力中央研究所 | Impurity removal device, desulfurization device and coal gasification combined generation facility |
| JP2015010211A (en) * | 2013-07-01 | 2015-01-19 | 一般財団法人電力中央研究所 | Impurity removal method and desulfurization method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0634351Y2 (en) | 1994-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |