RU2017102718A - Способы и системы получения железа прямого восстановления и газообразного топлива для сталелитейного завода - Google Patents
Способы и системы получения железа прямого восстановления и газообразного топлива для сталелитейного завода Download PDFInfo
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- RU2017102718A RU2017102718A RU2017102718A RU2017102718A RU2017102718A RU 2017102718 A RU2017102718 A RU 2017102718A RU 2017102718 A RU2017102718 A RU 2017102718A RU 2017102718 A RU2017102718 A RU 2017102718A RU 2017102718 A RU2017102718 A RU 2017102718A
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/22—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/56—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B27/00—Arrangements for withdrawal of the distillation gases
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/20—Purifying combustible gases containing carbon monoxide by treating with solids; Regenerating spent purifying masses
- C10K1/22—Apparatus, e.g. dry box purifiers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/042—Purification by adsorption on solids
- C01B2203/043—Regenerative adsorption process in two or more beds, one for adsorption, the other for regeneration
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/048—Composition of the impurity the impurity being an organic compound
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/0485—Composition of the impurity the impurity being a sulfur compound
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/06—Integration with other chemical processes
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
- C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Claims (14)
1. Способ получения восстановительного газа для применения при получении DRI и газообразного топлива для применения на сталелитейном заводе, включающий:
сжатие потока COG в компрессоре;
пропускание сжатого потока COG через слой активированного древесного угля с удалением смол из сжатого потока COG;
отделение потока газа, обогащенного водородом, от сжатого очищенного потока COG с применением блока PSA или подобного;
подачу потока газа, обогащенного водородом, в шахтную печь прямого восстановления в качестве восстановительного газа; и
подачу потока оставшегося газа из блока PSA в сталелитейный завод в качестве газообразного топлива.
2. Способ по п. 1, дополнительно включающий добавление потока BOFG к потоку газа, обогащенного водородом.
3. Способ по п. 1, где поток коксового газа сжимают до приблизительно 5-10 BARG.
4. Способ по п. 1, где поток газа, обогащенного водородом, содержит приблизительно 99% водорода.
5. Способ по п. 1, где поток газа, обогащенного водородом, содержит приблизительно 75% водорода из потока коксового газа.
6. Способ по п. 1, где приблизительно 40% потока коксового газа применяют для образования восстановительного газа.
7. Способ по п. 1, дополнительно включающий рециркулирование потока колошникового газа из шахтной печи прямого восстановления обратно в восстановительный газ.
8. Способ по п. 7, дополнительно включающий охлаждение и проведение очистки потока колошникового газа.
9. Способ по п. 7, дополнительно включающий удаление диоксида углерода из потока колошникового газа.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462024767P | 2014-07-15 | 2014-07-15 | |
| US62/024,767 | 2014-07-15 | ||
| US14/799,850 US9938594B2 (en) | 2014-07-15 | 2015-07-15 | Methods and systems for producing direct reduced iron and steel mill fuel gas using coke oven gas and basic oxygen furnace gas |
| US14/799,850 | 2015-07-15 | ||
| PCT/US2015/040516 WO2016011122A1 (en) | 2014-07-15 | 2015-07-15 | Methods and systems for producing direct reduced iron and steel mill fuel gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2017102718A true RU2017102718A (ru) | 2018-08-15 |
| RU2675581C2 RU2675581C2 (ru) | 2018-12-19 |
Family
ID=55074081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2017102718A RU2675581C2 (ru) | 2014-07-15 | 2015-07-15 | Способы и системы получения железа прямого восстановления и газообразного топлива для сталелитейного завода |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9938594B2 (ru) |
| CN (1) | CN106573771A (ru) |
| MX (1) | MX2016016047A (ru) |
| RU (1) | RU2675581C2 (ru) |
| UA (1) | UA119566C2 (ru) |
| WO (1) | WO2016011122A1 (ru) |
| ZA (1) | ZA201608111B (ru) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106755692A (zh) * | 2017-03-03 | 2017-05-31 | 江苏省冶金设计院有限公司 | 天然气水蒸汽重整后还原红土镍矿球团的系统和方法 |
| CN109399564B (zh) * | 2018-11-07 | 2020-05-05 | 中国矿业大学 | 一种直接利用高温焦炉荒煤气制取高纯氢的装置及方法 |
| SE543341C2 (en) * | 2019-04-01 | 2020-12-08 | Greeniron H2 Ab | Method and device for producing direct reduced metal |
| CN109971906A (zh) * | 2019-04-11 | 2019-07-05 | 中冶赛迪技术研究中心有限公司 | 一种超低碳排放生产海绵铁的还原方法 |
| SE543642C2 (en) * | 2019-09-23 | 2021-05-11 | Greeniron H2 Ab | Method and device for producing direct reduced, carburized metal |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2873183A (en) * | 1954-07-07 | 1959-02-10 | Kenneth B Ray And The St Trust | Continuous iron ore reduction process |
| JPS5891003A (ja) * | 1981-11-27 | 1983-05-30 | Kawasaki Steel Corp | Ｐｓａ法による純水素製造を目的とするｃｏｇ精製法 |
| JPS58190801A (ja) | 1982-04-28 | 1983-11-07 | Kansai Coke & Chem Co Ltd | コ−クス炉ガスからの高純度水素回収方法 |
| RU2190022C2 (ru) * | 1997-10-10 | 2002-09-27 | Ильса, С.А. Де К.В. | Способ получения железа прямым восстановлением и устройство для его осуществления |
| US6146442A (en) * | 1999-01-08 | 2000-11-14 | Midrex International B.V. Rotterdam, Zurich Branch | Apparatus and method for introducing gas into a shaft furnace without disturbing burden flow |
| US6478841B1 (en) * | 2001-09-12 | 2002-11-12 | Techint Technologies Inc. | Integrated mini-mill for iron and steel making |
| DE112005001881T5 (de) | 2004-08-03 | 2007-06-21 | Hylsa S.A. De C.V., Monterrey | Verfahren und Vorrichtung zum Herstellen von reinen reduzierenden Gasen aus Koksofengas |
| CN1995402B (zh) * | 2006-01-06 | 2011-11-16 | 伊尔技术有限公司 | 利用焦炉气等将氧化铁直接还原成金属铁的方法 |
| DE102009022509B4 (de) * | 2009-05-25 | 2015-03-12 | Thyssenkrupp Industrial Solutions Ag | Verfahren zur Herstellung von Synthesegas |
| US9028585B2 (en) | 2010-05-14 | 2015-05-12 | Midrex Technologies, Inc. | System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas |
| JP5891003B2 (ja) | 2011-10-26 | 2016-03-22 | 旭化成ホームズ株式会社 | 建物 |
-
2015
- 2015-07-15 CN CN201580034195.4A patent/CN106573771A/zh active Pending
- 2015-07-15 RU RU2017102718A patent/RU2675581C2/ru active
- 2015-07-15 MX MX2016016047A patent/MX2016016047A/es unknown
- 2015-07-15 US US14/799,850 patent/US9938594B2/en active Active
- 2015-07-15 WO PCT/US2015/040516 patent/WO2016011122A1/en active Application Filing
- 2015-07-15 UA UAA201700749A patent/UA119566C2/uk unknown
-
2016
- 2016-11-23 ZA ZA2016/08111A patent/ZA201608111B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US9938594B2 (en) | 2018-04-10 |
| UA119566C2 (uk) | 2019-07-10 |
| RU2675581C2 (ru) | 2018-12-19 |
| WO2016011122A1 (en) | 2016-01-21 |
| ZA201608111B (en) | 2019-12-18 |
| CN106573771A (zh) | 2017-04-19 |
| MX2016016047A (es) | 2017-03-28 |
| US20160017445A1 (en) | 2016-01-21 |
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