KR20100115801A - 탄산염 및/또는 중탄산염 무기물의 동시 생성을 통한 폐기물 스트림으로부터의 이산화탄소의 제거 - Google Patents
탄산염 및/또는 중탄산염 무기물의 동시 생성을 통한 폐기물 스트림으로부터의 이산화탄소의 제거 Download PDFInfo
- Publication number
- KR20100115801A KR20100115801A KR1020107020491A KR20107020491A KR20100115801A KR 20100115801 A KR20100115801 A KR 20100115801A KR 1020107020491 A KR1020107020491 A KR 1020107020491A KR 20107020491 A KR20107020491 A KR 20107020491A KR 20100115801 A KR20100115801 A KR 20100115801A
- Authority
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- South Korea
- Prior art keywords
- product
- hydroxide
- produce
- carbon dioxide
- 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
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 128
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 title claims abstract description 88
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 title claims abstract description 74
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 64
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 64
- 239000002699 waste material Substances 0.000 title description 10
- 229910052500 inorganic mineral Inorganic materials 0.000 title 1
- 239000011707 mineral Substances 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 241
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- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 92
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- 238000002156 mixing Methods 0.000 claims abstract description 33
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 102
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- 238000000926 separation method Methods 0.000 claims description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 54
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 49
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 47
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 29
- 229910052799 carbon Inorganic materials 0.000 claims description 29
- 150000003839 salts Chemical class 0.000 claims description 29
- 239000011780 sodium chloride Substances 0.000 claims description 29
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- 239000001301 oxygen Substances 0.000 claims description 9
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- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
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- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 64
- 239000000047 product Substances 0.000 description 64
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 39
- 238000013461 design Methods 0.000 description 35
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- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 33
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- 239000003518 caustics Substances 0.000 description 8
- LIWAQLJGPBVORC-UHFFFAOYSA-N ethylmethylamine Chemical compound CCNC LIWAQLJGPBVORC-UHFFFAOYSA-N 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 8
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- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 7
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000005708 Sodium hypochlorite Substances 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical group OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 3
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- 229910052708 sodium Inorganic materials 0.000 description 3
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 3
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- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
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- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
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Images
Classifications
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- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/62—Carbon oxides
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- B01D—SEPARATION
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- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1418—Recovery of products
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- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
- B01D53/965—Regeneration, reactivation or recycling of reactants including an electrochemical process step
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- C—CHEMISTRY; METALLURGY
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- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/60—Preparation of carbonates or bicarbonates in general
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
- C01D7/07—Preparation from the hydroxides
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- C—CHEMISTRY; METALLURGY
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- C01D7/14—Preparation of sesquicarbonates
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F1/00—Methods of preparing compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or the rare earths, in general
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- B01D2258/0283—Flue gases
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- 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
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- 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
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- 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
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Abstract
Description
도 1은 본 발명의 특정 양태의 공정 흐름도이다.
도 2a는 본 발명의 탈탄산 부분의 하나의 양태의 주요 특성을 관찰하기 위한 장치를 도시한다.
도 2b는 흡수/전환 실험 결과를 도시한다.
도 2c는 흡수/전환 실험 결과를 도시한다.
도 2d는 CO2를 90% 제거하는 데 필요한 가스/액체 접촉 거리(유체의 깊이, m)를 보여주는 차트(chart)이다.
도 2e는 시험 반응기에서 흡수된 생성물 이온 비 대 CO2의 비율(%)을 보여주는 차트이다.
도 3은 반응이 지시된 시간 동안 진행됨에 따라 반응 챔버 내에서 유체에 의해 계산된 열 거동을 보여주는 차트이다.
도 4는 5' 칼럼의 범람 조사를 보여주는 차트이다.
도 5는 각종 분석물 pH 및 온도 조건에 대한 통상적인 전압/전류 특성 작동 라인을 보여주는 차트이다.
도 6은 본 발명의 양태에 따르는, 수소가 회수되지 않는 반응기를 포함하는 시스템의 블록도(block diagram)이다.
도 7은 본 발명의 양태에 따르는, 수소가 연료 전지 DC 반송을 통해 회수되는 반응기를 포함하는 시스템의 블록도이다.
도 8은 낮은 계면 속도에서의 버블 칼럼에서의 CO2 흡수량(%) 대 유체 깊이 대 가스 계면 속도를 보여주는 차트이다.
도 9a는 본 발명의 양태에 따르는, 이론적인 최대 CO2 흡수량 및 실험 결과를 보여주는 차트이다.
도 9b는 본 발명의 특정 양태를 포함하는 설비용 연도 가스 모델에 대한 추정치 및 계산치를 도시한다.
도 9c는 본 발명의 특정 양태를 포함하는 설비에 대한 탈탄산 장치(decarbonator)의 공정 부하 및 중간체 가성 요건을 도시한다.
도 9d는 본 발명의 특정 양태를 포함하는 설비에 대한 전기분해 구역 부하 및 요건을 도시한다.
도 9e는 본 발명의 특정 양태를 포함하는 설비에 대한 폐열 순환을 도시한다.
도 9f는 본 발명의 특정 양태를 포함하는 설비에 대한 에너지 균형 및 생태학적 효율 계산치를 도시한다.
도 10은 본 발명의 양태를 포함하는 각종 모델의 발전기의 생태학적 효율을 도시한다.
도 11은 표준화된 LVE 디자인의 면적(m2)에 대해 전력 절감률(%)을 보여주는 차트이다.
Claims (36)
- 하나 이상의 캐소드와 하나 이상의 애노드를 포함하고 사용 동안 수산화물을 생성시키도록 적합화된 전기분해 챔버,
사용 동안 가스 스트림을 함유하도록 적합화된 도관과 상기 전기분해 챔버에 작동 가능하게 연결되어 있고 사용 동안 상기 전기분해 챔버로부터의 수산화물과 상기 가스 스트림을 혼합시켜 혼합물을 생성시키도록 적합화된 혼합 장비(여기서, 상기 가스 스트림 중의 탄소, 황 및/또는 질소 화합물은 상기 수산화물과 반응할 수 있다) 및
상기 혼합 장비에 작동 가능하게 연결되어 있고 상기 혼합물을 개별적인 기상과 고상 및/또는 액상으로 분리시키도록 적합화된 분리 챔버를 포함하는 장치. - 제1항에 있어서, 상기 전기분해 챔버가 막 전지, 격막 및/또는 수은을 포함하는 장치.
- 제1항 또는 제2항에 있어서, 상기 혼합 장비가 하나의 배치식 반응기 또는 일련의 배치식 반응기들, 하나의 가스/액체 흡수/반응 장치 또는 일련의 가스/액체 흡수/반응 장치들, 하나의 결정화 탑 또는 일련의 결정화 탑들, 또는 하나의 버블 칼럼 또는 일련의 버블 칼럼들을 포함하는 장치.
- 제1항 또는 제2항에 있어서, 상기 분리 챔버에 작동 가능하게 연결되어 있고 사용 동안 고상 및/또는 액상으로부터 액체를 제거하도록 적합화된 건조 챔버를 추가로 포함하는 장치.
- 제4항에 있어서, 상기 건조 챔버가 사용 동안 고상 및/또는 액상을 가열하도록 적합화된 장치.
- 제1항 또는 제2항에 있어서, 발전기에 작동 가능하게 연결되는 것으로 추가로 한정되는 장치.
- 제1항 또는 제2항에 있어서, 상기 전기분해 챔버가 사용 동안 염화나트륨과 물로부터 염소 가스와 수산화나트륨을 생성시키도록 적합화된 장치.
- 제1항 또는 제2항에 있어서, 상기 혼합 장비가 사용 동안 상기 전기분해 챔버로부터의 수산화물과, 상기 가스 스트림으로부터의 이산화탄소를 혼합시켜 탄산염 생성물 및/또는 중탄산염 생성물을 생성시키도록 적합화된 장치.
- 수산화물을 수성 혼합물로 수득하는 단계(a),
상기 수산화물을 공급원에 의해 생성된 이산화탄소와 혼합시켜, 중탄산염 생성물, 또는 탄산염 생성물과 중탄산염 생성물의 배합물을 혼합물로서 생성시키는 단계(b),
상기 생성물을 상기 혼합물로부터 분리시켜 이산화탄소를 무기질 생성물 형태로 분리시키는 단계(c) 및
상기 생성물을 사용하여 하나 이상의 그룹 1 또는 그룹 2의 염과 이온 교환을 수행하여 탄산염을 침전시키는 단계(d)를 포함하는, 공급원에 의해 생성되고 가스 스트림에 함유된 이산화탄소를 제거하기 위한 방법으로서,
상기 수산화물을 수득하는 단계가, 그룹 1 또는 그룹 2의 염을 수득하고, 상기 염을 산과 물, 산과 증기, 또는 산, 물 및 증기와 혼합시켜 양성자화된 염 용액을 생성시키고, 양성자화된 염 용액을 전기분해하여 수산화물을 생성시킴을 포함하고,
상기 단계(b)가 상기 생성물 평형을 변화시켜 중탄산염 생성물의 생성에 유리하도록 함을 포함하는 방법. - 제9항에 있어서, 일정량의 이산화탄소가 상기 단계(a) 내지 단계(c)를 수행하면서 발생되고, 당해 이산화탄소의 양이 상기 단계(a) 내지 단계(c)를 수행하면서 분리되는 이산화탄소의 양보다 적은 방법.
- 제9항에 있어서, 상기 혼합이 2개의 별개의 챔버에서 일어나는데, 이때 하나의 챔버가 탄산염 생성물을 생성시키기 위해 사용되고 나머지 하나의 챔버가 중탄산염 생성물을 생성시키기 위해 사용되는 방법.
- 제9항에 있어서, 상기 혼합이 하나의 버블 칼럼(bubble column) 또는 일련의 버블 칼럼들에서 일어나는 방법.
- 제9항에 있어서, 상기 단계(c)가 가열 침전 분리 공정을 포함하는 방법.
- 제13항에 있어서, 상기 분리 공정을 위한 열이, 도입되는 연도 가스(flue gas)와의 열 교환으로부터 유도되는 방법.
- 제9항에 있어서,
상기 생성물을 원거리의 분리 장소로 수송하는 단계,
상기 생성물을 중화 반응시 산과 배합하여 순수한 이산화탄소를 생성시키는 단계 및
상기 이산화탄소를 탄소 뱅크(bank)에 주입시키는 단계를 추가로 포함하는 방법. - 제9항에 있어서, 상기 가스 스트림의 다른 성분들이 상기 단계(a) 내지 단계(c)를 수행하면서 중화되고/되거나 포획되는 방법.
- 제9항에 있어서, 상기 양성자화된 염을 전기분해하는 단계가 탄소계 연료 공급원을 연소시켜 DC 전기를 생성함을 포함하는 방법.
- 제9항에 있어서, 상기 염과 혼합되는 산의 양이, 반응물을 생성시키기 위한 최저 에너지를 달성하고 생성물로부터 회수하기 위한 최고 에너지를 달성하는 최적 양성자화 속도의 측정을 기준으로 하는 방법.
- 제9항에 있어서, 상기 양성자화된 염 용액이 캐소드액 측 및 애노드액 측을 갖는 전기화학 전지에서 전기분해되고, 상기 생성물이 상기 전기화학 전지의 캐소드액 측으로 재순환되는 방법.
- 제9항에 있어서, 상기 방법에 필요한 에너지가 가스 스트림으로부터 회수된 폐열로 보충되는 방법.
- 제9항에 있어서, 상기 염이 염화나트륨이고, 상기 산이 염산이고, 상기 양성자화된 염 용액을 전기분해하여 생성된 수산화물이 수산화나트륨인 방법.
- 제9항에 있어서, 상기 가스 스트림이 설비로부터의 배기 스트림인 방법.
- 제22항에 있어서, 상기 설비가 탄소계 연료 공급원을 사용하는 발전기인 방법.
- 제21항에 있어서, 상기 양성자화된 염 용액을 전기분해하는 단계가 염소 가스와 수소 가스를 생성하는 방법.
- 제24항에 있어서, 상기 염소 가스와 수소 가스가 연소되어 염산을 형성하는 방법.
- 제24항에 있어서, 상기 수소 가스가 에너지를 생성하는데 사용되는 방법.
- 제25항에 있어서, 상기 염소 가스와 수소 가스로부터 형성된 염산이 추가의 수산화물을 수득하는데 사용되는 방법.
- 제24항에 있어서, 상기 수소 가스가 대기 산소 또는 원료 화학물질로부터의 산소로 연소되어 물을 생성하는 방법.
- 제26항에 있어서, 상기 단계(c)가 가열 침전 분리 공정을 포함하고, 이때 당해 분리 공정을 위한 열이 수소 가스에 의해 생성된 에너지로부터 유도되는 방법.
- 제26항에 있어서, 상기 수소 가스가 석탄과 동시 연소되어 석탄 연소 방출을 향상시키는 방법.
- 제26항에 있어서, 상기 수소 가스가 DC 전기의 연료 전지 회수용 연소 공정에 사용되는 방법.
- 수산화물을 수성 혼합물로 수득하는 단계(a),
상기 수산화물을 공급원에 의해 생성된 이산화탄소와 혼합시켜, 중탄산염 생성물, 또는 탄산염 생성물과 중탄산염 생성물의 배합물을 혼합물로서 생성시키는 단계(b) 및
상기 생성물을 상기 혼합물로부터 분리시켜 이산화탄소를 무기질 생성물 형태로 분리시키는 단계(c)를 포함하는, 공급원에 의해 생성되어 가스 스트림에 함유된 이산화탄소를 제거하기 위한 방법으로서,
상기 수산화물을 수득하는 단계가 그룹 1 또는 그룹 2의 염을 수득하고, 상기 염을 산과 물, 산과 증기, 또는 산, 물 및 증기와 혼합시켜 양성자화된 염 용액을 생성시키고, 상기 양성자화된 염 용액을 전기분해하여 격벽, 수은 또는 막 전지를 사용하여 수산화물을 생성시킴을 포함하고,
상기 단계(b)가 상기 생성물 평형을 변화시켜 중탄산염 생성물의 생성에 유리하도록 함을 포함하는 방법. - 수산화물을 수성 혼합물로 수득하는 단계(a),
상기 수산화물을 공급원에 의해 생성된 이산화탄소와 혼합시켜, 중탄산염 생성물, 또는 탄산염 생성물과 중탄산염 생성물의 배합물을 혼합물로서 생성시키는 단계(b) 및
상기 생성물을 상기 혼합물로부터 분리시켜 이산화탄소를 무기질 생성물 형태로 분리시키는 단계(c)를 포함하는, 공급원에 의해 생성되어 가스 스트림에 함유된 이산화탄소를 제거하기 위한 방법으로서,
상기 수산화물을 수득하는 단계가 그룹 1 또는 그룹 2의 염을 수득하고, 상기 염을 산과 물, 산과 증기, 또는 산, 물 및 증기와 혼합시켜 양성자화된 염 용액을 생성시키고, 상기 양성자화된 염 용액을 전기분해하여 수산화물 및 수소 가스를 생성시킴을 포함하고,
상기 단계(b)가 상기 생성물 평형을 변화시켜 중탄산염 생성물의 생성에 유리하도록 함을 포함하고,
상기 수소 가스가 거래되거나 시판되는 방법. - 수산화물을 수성 혼합물로 수득하는 단계(a),
상기 수산화물을 공급원에 의해 생성된 이산화탄소와 혼합시켜, 중탄산염 생성물, 또는 탄산염 생성물과 중탄산염 생성물의 배합물을 혼합물로서 생성시키는 단계(b) 및
상기 생성물을 상기 혼합물로부터 분리시켜 이산화탄소를 무기질 생성물 형태로 분리시키는 단계(c)를 포함하는, 공급원에 의해 생성되어 가스 스트림에 함유된 이산화탄소를 제거하기 위한 방법으로서,
상기 수산화물을 수득하는 단계가 그룹 1 또는 그룹 2의 염을 수득하고, 상기 염을 산과 물, 산과 증기, 또는 산, 물 및 증기와 혼합시켜 양성자화된 염 용액을 생성시키고, 상기 양성자화된 염 용액을 전기분해하여 수산화물을 생성시킴을 포함하고,
상기 단계(b)가 상기 생성물 평형을 변화시켜 중탄산염 생성물의 생성에 유리하도록 함을 포함하고,
일정량의 전력이 상기 단계(a) 내지 단계(c)를 수행하는데 필요하고 당해 전력의 양이 하나 이상의 비온실 가스 배출 전력 공급원에 의해 생성되는 방법. - 제34항에 있어서, 상기 비온실 가스 배출 전력 공급원이 풍력 발전, 수력 발전, 태양열 발전 및 원자력 발전으로부터 선택되는 방법.
- 수산화물을 수성 혼합물로 수득하는 단계(a),
상기 수산화물을 공급원에 의해 생성된 이산화탄소와 혼합시켜, 중탄산염 생성물, 또는 탄산염 생성물과 중탄산염 생성물과의 배합물을 혼합물로 생성시키는 단계(b) 및
상기 생성물을 상기 혼합물로부터 분리시켜 이산화탄소를 무기질 생성물 형태로 분리시키는 단계(c)를 포함하는, 공급원에 의해 생성되어 가스 스트림에 함유된 이산화탄소를 제거하기 위한 방법으로서,
상기 수산화물을 수득하는 단계가 그룹 1 또는 그룹 2의 염을 수득하고, 상기 염을 물, 증기, 또는 물과 증기와 혼합시켜 염 용액을 생성시키고, 상기 염 용액을 전기분해하여 수산화물을 생성시킴을 포함하고,
상기 단계(b)가 상기 생성물 평형을 변화시켜 중탄산염 생성물의 생성에 유리하도록 함을 포함하는 방법.
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| US60/642,698 | 2005-01-10 | ||
| US71890605P | 2005-09-20 | 2005-09-20 | |
| US60/718,906 | 2005-09-20 | ||
| PCT/US2005/033814 WO2006034339A1 (en) | 2004-09-23 | 2005-09-23 | Removing carbon dioxide from waste streams through co-generation of carbonate and/or bicarbonate minerals |
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| KR1020077009233A Expired - Lifetime KR101048281B1 (ko) | 2004-09-23 | 2005-09-23 | 탄산염 및/또는 중탄산염 무기물의 동시 생성을 통한 폐기물 스트림으로부터의 이산화탄소의 제거 |
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| WO2017023029A1 (ko) * | 2015-07-31 | 2017-02-09 | 한국에너지기술연구원 | 기액 접촉 효율이 높은 산성가스 제거를 위한 전기분해 반응기 및 방법 |
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