CN112897473A - 硫酸生产中一转一吸和二转二吸互相切换的转化工艺 - Google Patents
硫酸生产中一转一吸和二转二吸互相切换的转化工艺 Download PDFInfo
- Publication number
- CN112897473A CN112897473A CN202110175933.4A CN202110175933A CN112897473A CN 112897473 A CN112897473 A CN 112897473A CN 202110175933 A CN202110175933 A CN 202110175933A CN 112897473 A CN112897473 A CN 112897473A
- Authority
- CN
- China
- Prior art keywords
- section
- absorption
- catalyst layer
- gas
- heat exchanger
- 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
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 82
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 31
- 230000008569 process Effects 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 132
- 239000007789 gas Substances 0.000 claims abstract description 86
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000003546 flue gas Substances 0.000 claims abstract description 17
- 239000003054 catalyst Substances 0.000 claims description 84
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims description 80
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000011084 recovery Methods 0.000 claims description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 22
- 239000011593 sulfur Substances 0.000 abstract description 20
- 229910052717 sulfur Inorganic materials 0.000 abstract description 20
- 239000006260 foam Substances 0.000 abstract description 11
- 239000002699 waste material Substances 0.000 abstract description 11
- 239000012141 concentrate Substances 0.000 abstract description 7
- 239000002994 raw material Substances 0.000 abstract description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract description 3
- 239000010931 gold Substances 0.000 abstract description 3
- 229910052737 gold Inorganic materials 0.000 abstract description 3
- 229910052750 molybdenum Inorganic materials 0.000 abstract description 3
- 239000011733 molybdenum Substances 0.000 abstract description 3
- 235000010269 sulphur dioxide Nutrition 0.000 description 50
- 239000007788 liquid Substances 0.000 description 11
- 238000006477 desulfuration reaction Methods 0.000 description 8
- 230000023556 desulfurization Effects 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 238000004939 coking Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 101100391182 Dictyostelium discoideum forI gene Proteins 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- -1 and after burning Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000004291 sulphur dioxide Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/80—Apparatus
- C01B17/806—Absorbers; Heat exchangers
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/78—Preparation by contact processes characterised by the catalyst used
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/80—Apparatus
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Treating Waste Gases (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110175933.4A CN112897473B (zh) | 2021-02-09 | 2021-02-09 | 硫酸生产中一转一吸和二转二吸互相切换的转化工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110175933.4A CN112897473B (zh) | 2021-02-09 | 2021-02-09 | 硫酸生产中一转一吸和二转二吸互相切换的转化工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112897473A true CN112897473A (zh) | 2021-06-04 |
CN112897473B CN112897473B (zh) | 2022-10-25 |
Family
ID=76122909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110175933.4A Active CN112897473B (zh) | 2021-02-09 | 2021-02-09 | 硫酸生产中一转一吸和二转二吸互相切换的转化工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112897473B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115382374A (zh) * | 2022-09-08 | 2022-11-25 | 常州市永祥化工有限公司 | 一种二氧化硫多级循环高效转化系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5503821A (en) * | 1990-03-23 | 1996-04-02 | Monsanto Company | Methods for recovering high grade process energy from a contact sulfuric acid process |
CN200995117Y (zh) * | 2006-12-22 | 2007-12-26 | 扬州庆松化工设备有限公司 | 低浓度二氧化硫烟气两转两吸制酸装置 |
CN202893174U (zh) * | 2012-11-02 | 2013-04-24 | 云浮市金泰化工有限公司 | 一种硫酸生产的尾气脱硫装置 |
EP3152156A1 (en) * | 2014-06-09 | 2017-04-12 | Chemetics Inc. | Single contact, single absorption system for producing sulfuric acid with high conversion efficiency |
CN107673314A (zh) * | 2017-11-02 | 2018-02-09 | 湖北陆盛环保工程有限公司 | 一种低浓度so2烟气一转两吸硫酸制备方法 |
-
2021
- 2021-02-09 CN CN202110175933.4A patent/CN112897473B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5503821A (en) * | 1990-03-23 | 1996-04-02 | Monsanto Company | Methods for recovering high grade process energy from a contact sulfuric acid process |
CN200995117Y (zh) * | 2006-12-22 | 2007-12-26 | 扬州庆松化工设备有限公司 | 低浓度二氧化硫烟气两转两吸制酸装置 |
CN202893174U (zh) * | 2012-11-02 | 2013-04-24 | 云浮市金泰化工有限公司 | 一种硫酸生产的尾气脱硫装置 |
EP3152156A1 (en) * | 2014-06-09 | 2017-04-12 | Chemetics Inc. | Single contact, single absorption system for producing sulfuric acid with high conversion efficiency |
CN107673314A (zh) * | 2017-11-02 | 2018-02-09 | 湖北陆盛环保工程有限公司 | 一种低浓度so2烟气一转两吸硫酸制备方法 |
Non-Patent Citations (1)
Title |
---|
刘汉等: "金精矿浆法加料酸化焙烧烟气制酸装置工艺与特点", 《硫酸工业》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115382374A (zh) * | 2022-09-08 | 2022-11-25 | 常州市永祥化工有限公司 | 一种二氧化硫多级循环高效转化系统 |
CN115382374B (zh) * | 2022-09-08 | 2023-12-01 | 常州市永祥化工有限公司 | 一种二氧化硫多级循环高效转化系统 |
Also Published As
Publication number | Publication date |
---|---|
CN112897473B (zh) | 2022-10-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103521060B (zh) | 利用锅炉烟气氨法脱硫处理硫回收尾气的方法 | |
CN103495333B (zh) | 一种用于含二氧化硫、硫化氢及有机硫的克劳斯尾气处理工艺 | |
CN102367169B (zh) | 煤系硫铁矿富氧空气焙烧制硫酸联产铁精粉的方法 | |
CN103418223A (zh) | 一种煤化工行业综合脱硫工艺 | |
CN103072957A (zh) | 一种制取硫酸的工艺 | |
CN103170223A (zh) | 克劳斯法制硫尾气净化的旋流强化方法与装置 | |
CN205653162U (zh) | 一种利用煤气湿式氧化法产生的含硫废液制取硫酸的系统 | |
CN106379868A (zh) | 含硫废液焚烧制硫酸的方法 | |
CN108275659A (zh) | 一种湿式氧化脱硫废液制硫酸工艺及其装置 | |
CN101979130B (zh) | 资源化脱除工业气体中硫化氢的方法 | |
CN112897473B (zh) | 硫酸生产中一转一吸和二转二吸互相切换的转化工艺 | |
CN1339400A (zh) | 利用含硫化氢的酸性气体与硫磺联合制取高浓度硫酸 | |
CN213569540U (zh) | 一种脱硫废液制酸系统 | |
CN109517630B (zh) | 焦炉煤气亚硫酸铵盐法脱氨生产硫铵工艺及系统 | |
CN105727714B (zh) | 一种生产硫氢化钠的工艺方法及装置 | |
CN101565172A (zh) | 从生产橡胶助剂副产的酸性气中回收硫磺的方法 | |
CN105642090B (zh) | 一种酸性气处理方法及装置 | |
CN107789969A (zh) | 一种炼厂酸性气的处理方法与装置 | |
CN203558850U (zh) | 一种含硫废液干法制酸系统 | |
CN213623283U (zh) | 一种含硫化氢酸性气制酸的装置 | |
CN107777672A (zh) | 一种硫酸生产的浓硫酸净化工艺及装置 | |
CN207645803U (zh) | 一种用于二硫化碳生产工艺的硫回收装置 | |
CN104524970B (zh) | 一种以低品质废热源为动力的天然气脱硫尾气净化系统 | |
CN207483364U (zh) | 一种硫酸生产的浓硫酸净化装置 | |
CN107572485A (zh) | 硫磺回收装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240403 Address after: Room 601, building 7, 323 Jianmin Road, Nanjing Chemical Industrial Park, Jiangsu 210000 Patentee after: Liu Qian Country or region after: China Patentee after: Liu Han Address before: Room 601, building 7, 323 Jianmin Road, Nanjing Chemical Industrial Park, Jiangsu 210000 Patentee before: Liu Qian Country or region before: China Patentee before: Nanjing Qiansheng Chemical Technology Co.,Ltd. |