JPS6161018U - - Google Patents
Info
- Publication number
- JPS6161018U JPS6161018U JP14710684U JP14710684U JPS6161018U JP S6161018 U JPS6161018 U JP S6161018U JP 14710684 U JP14710684 U JP 14710684U JP 14710684 U JP14710684 U JP 14710684U JP S6161018 U JPS6161018 U JP S6161018U
- Authority
- JP
- Japan
- Prior art keywords
- flue gas
- catalytic metal
- concentration
- utility
- model registration
- 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
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000003546 flue gas Substances 0.000 claims description 6
- 238000006477 desulfuration reaction Methods 0.000 claims description 5
- 230000023556 desulfurization Effects 0.000 claims description 5
- 229910021645 metal ion Inorganic materials 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 4
- 230000003197 catalytic effect Effects 0.000 claims 4
- 150000002500 ions Chemical class 0.000 claims 3
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims 1
- 229910052815 sulfur oxide Inorganic materials 0.000 claims 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims 1
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 235000019738 Limestone Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000006028 limestone Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 2
- 235000010261 calcium sulphite Nutrition 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229940099596 manganese sulfate Drugs 0.000 description 1
- 235000007079 manganese sulphate Nutrition 0.000 description 1
- 239000011702 manganese sulphate Substances 0.000 description 1
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Description
第１図は、この考案の実施例に係る湿式排煙脱
硫装置の系統図、第２図は、この考案の根拠を提
供する石灰石含有スラリ中におけるＭｎ２＋濃度
と亜硫酸カルシウムの酸化速度との関係図、第３
図は、この考案の根拠を提供する２種類のＭｎ２
＋濃度別石灰石含有スラリのｐＨと亜硫酸カルシ
ウムの酸化速度との関係図、第４図は、従来の湿
式排煙脱硫装置の系統図である。
１…排ガス、２…除じん塔、３…吸収塔、５…
吸収塔循環タンク、６…除じん塔循環タンク、１
０…酸化塔供給タンク、１２…酸化塔、１４…シ
ツクナ、１７…遠心分離機、１８…石膏、２０…
石灰石スラヌタンク、３１…金属イオン分析計、
３２…信号発生器、３３…可変速モータ、３４…
ポンプ、３５…硫酸マンガン液タンク。
Figure 1 is a system diagram of a wet flue gas desulfurization system according to an embodiment of this invention, and Figure 2 is the relationship between Mn 2+ concentration and calcium sulfite oxidation rate in limestone-containing slurry, which provides the basis for this invention. Figure, 3rd
The figure shows two types of Mn 2 that provide the basis for this idea.
+ Figure 4 is a diagram showing the relationship between the pH of limestone-containing slurry and the oxidation rate of calcium sulfite according to concentration, and is a system diagram of a conventional wet flue gas desulfurization apparatus. 1... Exhaust gas, 2... Dust removal tower, 3... Absorption tower, 5...
Absorption tower circulation tank, 6... Dust removal tower circulation tank, 1
0... Oxidation tower supply tank, 12... Oxidation tower, 14... Shitsukuna, 17... Centrifugal separator, 18... Gypsum, 20...
Limestone suranu tank, 31...metal ion analyzer,
32...signal generator, 33...variable speed motor, 34...
Pump, 35...Manganese sulfate liquid tank.
Claims (1)
性吸収剤含有スラリと接触させ、最終的に硫酸塩
として回収することから湿式排煙脱硫装置におい
て、上記吸収剤含有スラリ中の触媒性金属イオン
の濃度を求める手段と、この濃度信号を基に触媒
性金属イオンを所定濃度以上となるように供給を
行う手段とを設けたことを特徴とする湿式排煙脱
硫装置。 (2) 実用新案登録請求の範囲第１項において、
上記の触媒性金属イオンはＭｎ、ＣｏおよびＦｅ
のそれぞれ二価イオンから選ばれるものであるこ
とを特徴とする湿式排煙脱硫装置。 (3) 実用新案登録請求の範囲第１項において、
上記の触媒性金属イオンはＭｎの二価イオンであ
り、かつその供給量は１９０ｐｐｍ以上の濃度を
与える量とすることを特徴とする湿式排煙脱硫装
置。[Scope of Claim for Utility Model Registration] (1) Sulfur oxides in flue gas are brought into contact with a circulating slurry containing an alkaline absorbent and are finally recovered as sulfates. Wet flue gas desulfurization characterized by comprising means for determining the concentration of catalytic metal ions in the slurry contained therein, and means for supplying catalytic metal ions to a predetermined concentration or higher based on this concentration signal. Device. (2) In paragraph 1 of the claims for utility model registration,
The catalytic metal ions mentioned above are Mn, Co and Fe.
A wet flue gas desulfurization device characterized in that each of the divalent ions is selected from divalent ions. (3) In paragraph 1 of the claims for utility model registration,
A wet flue gas desulfurization apparatus characterized in that the catalytic metal ion is a divalent Mn ion, and the amount supplied is such that it provides a concentration of 190 ppm or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14710684U JPS6161018U (en) | 1984-09-28 | 1984-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14710684U JPS6161018U (en) | 1984-09-28 | 1984-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6161018U true JPS6161018U (en) | 1986-04-24 |
Family
ID=30705344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14710684U Pending JPS6161018U (en) | 1984-09-28 | 1984-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6161018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6369530U (en) * | 1986-10-25 | 1988-05-10 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5992014A (en) * | 1982-11-19 | 1984-05-28 | Mitsubishi Heavy Ind Ltd | Desulfurization of waste gas |
-
1984
- 1984-09-28 JP JP14710684U patent/JPS6161018U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5992014A (en) * | 1982-11-19 | 1984-05-28 | Mitsubishi Heavy Ind Ltd | Desulfurization of waste gas |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6369530U (en) * | 1986-10-25 | 1988-05-10 |
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