KR20140004989A - 남은음식물 및 축산폐수를 병합처리하기 위한 복합고온혐기성소화공법 - Google Patents
남은음식물 및 축산폐수를 병합처리하기 위한 복합고온혐기성소화공법 Download PDFInfo
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- KR20140004989A KR20140004989A KR20120072628A KR20120072628A KR20140004989A KR 20140004989 A KR20140004989 A KR 20140004989A KR 20120072628 A KR20120072628 A KR 20120072628A KR 20120072628 A KR20120072628 A KR 20120072628A KR 20140004989 A KR20140004989 A KR 20140004989A
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- high temperature
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2866—Particular arrangements for anaerobic reactors
- C02F3/2893—Particular arrangements for anaerobic reactors with biogas recycling
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
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Abstract
1) 종래의 공법은 반응단계가 하나로 이루어지나, 혐기성 소화반응은 산발효와 메탄발효의 2단계의 반응으로 이루어지므로, 이를 1단 산분해조 및 2단 혐기성 고온소화조로 나누어서, 각기 다른 최적 반응조건으로 조정하여 운전하고,
2) 메탄발효 반응 온도는 종래에는 주로 중온법(37도C)으로 운전되었으나, 본 공법에서는 고효율인 고온법(57도C)을 채용함으로서, 유기물의 메탄전환율도 2배로 늘어나므로 유기성분의 잔존량이 없어지고 잔류물내의 병원균의 소독 및 잡초씨의 제거도 완전하게 이루어져서,
3) 중온소화조에서 메탄발효를 종결시켜 안정화된 중온소화수를 여과하여 고형물을 퇴비화하고, 여액은 안전하게 유기농법에 액비로 재활용하는 공법.
Description
(2) 선별 콘베이어 (9) 축산폐수 저류조
(3) 파쇄기 (10) 협잡물 고액분리기
(4) 혐기성 산분해조 (11) 바이오가스 저장조
(5) 혐기성 고온소화조 (12) 바이오가스 정화기
(6) 혐기성 중온소화조 (13) 바이오가스 열병합발전기
(7) 여과기 (14) 자동교반식 퇴비장
Claims (1)
- 남은음식물과 축산폐수를 병합처리하여 고온메탄발효공정으로 바이오가스를 생산하고, 소화수를 액비로 재활용하는 공법으로서;
가) 남은음식물은 분쇄하여 교반식 밀폐 산분해조에서, 섭씨10~50도로 유지하고, 1~10일간 혐기성 가수분해 처리하여 산분해수는 고온소화조로 유입되고,
나) 산분해수 중량 1에 대하여 축산폐수는 1~10을 혼합하고, 이때 수소이온농도(PH)는 6~8을 유지하며, 고온소화조에서, 섭씨50~80도로 유지하여, 5~20일간 고온혐기성 메탄발효한후, 소독된 고온소화수는 중온소화조로 유입되어,
다) 중온소화조로 유입된 소화수는 섭씨20~40도로 1~10일간 유지되어 안정화된후, 혐기성소화수는 여과기로 여과하여 고형물은 퇴비화하고, 여액은 저장하여 안전한 액비로 재활용하며,
라) 생성된 바이오가스는 열병합발전기(CHP)의 연료로 사용하고, 열병합발전기에서 생성되는 전기는 자체수요 및 한전송전망에 공급하고, 회수열은 고온소화조 가열에 사용하는,
혐기성 산분해, 고온혐기성 메탄발효, 중온혐기성 메탄발효 및 열병합발전의 일련의 복합다단공정을 특징으로 하는 남은음식물과 축산폐수의 병합처리공법.
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KR20120072628A KR20140004989A (ko) | 2012-07-04 | 2012-07-04 | 남은음식물 및 축산폐수를 병합처리하기 위한 복합고온혐기성소화공법 |
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KR20120072628A KR20140004989A (ko) | 2012-07-04 | 2012-07-04 | 남은음식물 및 축산폐수를 병합처리하기 위한 복합고온혐기성소화공법 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104291438A (zh) * | 2014-08-25 | 2015-01-21 | 杭州清城能源环保工程有限公司 | 一种高浓度废弃物两级厌氧产沼气的处理方法及处理系统 |
CN106630522A (zh) * | 2016-12-28 | 2017-05-10 | 民勤县旺亨种猪繁育有限公司 | 一种利用养猪场猪粪尿生产沼气的方法 |
CN108641921A (zh) * | 2018-07-19 | 2018-10-12 | 诸暨市绿净节能环保科技有限公司 | 一种生活有机垃圾处理系统及方法 |
KR101977701B1 (ko) | 2017-11-15 | 2019-05-13 | 주식회사 포스코건설 | 유기성 폐기물의 혐기성 소화 처리장치 및 혐기성 소화 처리방법 |
CN111517564A (zh) * | 2020-04-15 | 2020-08-11 | 黑龙江省农业科学院畜牧兽医分院 | 一种养殖场污水处理与利用方法 |
CN112010512A (zh) * | 2020-09-14 | 2020-12-01 | 王芝林 | 一种养猪场用猪粪和尿液发酵池 |
KR102189290B1 (ko) * | 2019-12-11 | 2020-12-09 | 주식회사 하나코젠 | 바이오가스 열병합발전기용 가스혼합 제어시스템 |
CN114538707A (zh) * | 2022-02-25 | 2022-05-27 | 湖北中新开维现代牧业有限公司 | 一种养殖废水高温厌氧发酵工艺 |
-
2012
- 2012-07-04 KR KR20120072628A patent/KR20140004989A/ko not_active Ceased
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104291438A (zh) * | 2014-08-25 | 2015-01-21 | 杭州清城能源环保工程有限公司 | 一种高浓度废弃物两级厌氧产沼气的处理方法及处理系统 |
CN106630522A (zh) * | 2016-12-28 | 2017-05-10 | 民勤县旺亨种猪繁育有限公司 | 一种利用养猪场猪粪尿生产沼气的方法 |
KR101977701B1 (ko) | 2017-11-15 | 2019-05-13 | 주식회사 포스코건설 | 유기성 폐기물의 혐기성 소화 처리장치 및 혐기성 소화 처리방법 |
CN108641921A (zh) * | 2018-07-19 | 2018-10-12 | 诸暨市绿净节能环保科技有限公司 | 一种生活有机垃圾处理系统及方法 |
KR102189290B1 (ko) * | 2019-12-11 | 2020-12-09 | 주식회사 하나코젠 | 바이오가스 열병합발전기용 가스혼합 제어시스템 |
CN111517564A (zh) * | 2020-04-15 | 2020-08-11 | 黑龙江省农业科学院畜牧兽医分院 | 一种养殖场污水处理与利用方法 |
CN112010512A (zh) * | 2020-09-14 | 2020-12-01 | 王芝林 | 一种养猪场用猪粪和尿液发酵池 |
CN114538707A (zh) * | 2022-02-25 | 2022-05-27 | 湖北中新开维现代牧业有限公司 | 一种养殖废水高温厌氧发酵工艺 |
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