JPH0467085B2 - - Google Patents
Info
- Publication number
- JPH0467085B2 JPH0467085B2 JP1197376A JP19737689A JPH0467085B2 JP H0467085 B2 JPH0467085 B2 JP H0467085B2 JP 1197376 A JP1197376 A JP 1197376A JP 19737689 A JP19737689 A JP 19737689A JP H0467085 B2 JPH0467085 B2 JP H0467085B2
- Authority
- JP
- Japan
- Prior art keywords
- desulfurization
- furnace
- waste
- agent
- desulfurization agent
- 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.)
- Expired - Lifetime
Links
- 238000006477 desulfuration reaction Methods 0.000 claims description 103
- 230000023556 desulfurization Effects 0.000 claims description 101
- 239000003795 chemical substances by application Substances 0.000 claims description 59
- 239000002699 waste material Substances 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 33
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 31
- 239000010881 fly ash Substances 0.000 claims description 16
- 229910021529 ammonia Inorganic materials 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 10
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 7
- 239000004202 carbamide Substances 0.000 claims description 7
- 230000003009 desulfurizing effect Effects 0.000 claims description 6
- 238000006386 neutralization reaction Methods 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 2
- 239000011575 calcium Substances 0.000 description 29
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 21
- 239000007789 gas Substances 0.000 description 20
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000003245 coal Substances 0.000 description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000002956 ash Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 3
- 229910052794 bromium Inorganic materials 0.000 description 3
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052815 sulfur oxide Inorganic materials 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1197376A JPH0359303A (ja) | 1989-07-28 | 1989-07-28 | 炉内同時脱硫脱硝方法 |
| US07/552,382 US5171552A (en) | 1989-07-19 | 1990-07-13 | Dry processes for treating combustion exhaust gas |
| IT06755790A IT1242718B (it) | 1989-07-19 | 1990-07-17 | Procedimento a secco per il trattamento di gas di scarico della combustione |
| KR1019900010847A KR930003212B1 (ko) | 1989-07-08 | 1990-07-18 | 연소배연의 건식 처리방법 |
| DE4023030A DE4023030C2 (de) | 1989-07-19 | 1990-07-19 | Trockenverfahren zur Behandlung von Verbrennungsabgasen |
| CN90104756A CN1038312C (zh) | 1989-07-19 | 1990-07-19 | 干式处理燃烧废气的方法 |
| GB9015848A GB2234232B (en) | 1989-07-19 | 1990-07-19 | Dry processes for treating combustion exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1197376A JPH0359303A (ja) | 1989-07-28 | 1989-07-28 | 炉内同時脱硫脱硝方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0359303A JPH0359303A (ja) | 1991-03-14 |
| JPH0467085B2 true JPH0467085B2 (zh) | 1992-10-27 |
Family
ID=16373478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1197376A Granted JPH0359303A (ja) | 1989-07-08 | 1989-07-28 | 炉内同時脱硫脱硝方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0359303A (zh) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100303388B1 (ko) * | 1999-06-02 | 2001-09-24 | 세 영 모 | 습식 탄산칼슘/산화칼슘 배연탈황공정에서 생성된 폐슬럿지를 탄산가스와 암모니아로 처리하여 탄산칼슘을 회수하는 재생식 탈황공정 |
| US6405664B1 (en) * | 2001-04-23 | 2002-06-18 | N-Viro International Corporation | Processes and systems for using biomineral by-products as a fuel and for NOx removal at coal burning power plants |
| US6883444B2 (en) | 2001-04-23 | 2005-04-26 | N-Viro International Corporation | Processes and systems for using biomineral by-products as a fuel and for NOx removal at coal burning power plants |
| US6752849B2 (en) | 2001-08-08 | 2004-06-22 | N-Viro International Corporation | Method for disinfecting and stabilizing organic wastes with mineral by-products |
| US6752848B2 (en) | 2001-08-08 | 2004-06-22 | N-Viro International Corporation | Method for disinfecting and stabilizing organic wastes with mineral by-products |
| JP2007253130A (ja) * | 2006-03-27 | 2007-10-04 | Taiheiyo Cement Corp | 炉排出ガスの浄化方法及び排出ガス浄化機能を備えた加熱処理装置 |
| JP5420142B2 (ja) * | 2006-06-16 | 2014-02-19 | 中国電力株式会社 | 集塵装置の集塵効率を向上する方法 |
| CN111701432B (zh) * | 2020-05-06 | 2022-12-23 | 佛山市吉力达铝材科技有限公司 | 一种脱硝脱硫剂及其制备方法 |
| CN112354336A (zh) * | 2020-09-15 | 2021-02-12 | 山东莱顿能源技术有限公司 | 一种未燃尽炭制备脱硫剂和脱硝剂的方法及应用 |
-
1989
- 1989-07-28 JP JP1197376A patent/JPH0359303A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0359303A (ja) | 1991-03-14 |
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