KR20130112145A - Anaerobic piggery wastewater treatment and bio gas assemble apparatus - Google Patents

Anaerobic piggery wastewater treatment and bio gas assemble apparatus Download PDF

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KR20130112145A
KR20130112145A KR20120034312A KR20120034312A KR20130112145A KR 20130112145 A KR20130112145 A KR 20130112145A KR 20120034312 A KR20120034312 A KR 20120034312A KR 20120034312 A KR20120034312 A KR 20120034312A KR 20130112145 A KR20130112145 A KR 20130112145A
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anaerobic
livestock
tank
biogas
livestock manure
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KR101338772B1 (en
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이승환
문제연
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금오공과대학교 산학협력단
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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
    • 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
    • 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
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/302—Nitrification and denitrification treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
    • 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
    • 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
    • Y02W10/10—Biological treatment of water, waste water, or sewage
    • 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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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treatment Of Sludge (AREA)

Abstract

PURPOSE: An anaerobic livestock waste treatment and a biogas production apparatus are provided to save water resources to treat livestock excretions and to produce bio gas which is an alternative fuel from the livestock excretions. CONSTITUTION: An anaerobic livestock waste treatment and biogas production apparatus comprises a raw water storage tank (10); an anaerobic reaction tank (20), an aeration tank (30); a settling tank (40); and a biogas storage tank (50). The aeration tank treats the livestock excretion (12) supplied from the anaerobic reaction tank by contacting a microorganism contact medium material (32) installed in an upper part. The settling tank treats livestock excretions (12) supplied from the aeration tank using gravels and sands. The biogas storage tank stores getting the biogas (54) as the biogas storage tank is connected to the anaerobic reaction tank, the aeration tank, and the settling tank.

Description

혐기성 축산 폐수처리 및 바이오가스 제조장치{ANAEROBIC PIGGERY WASTEWATER TREATMENT AND BIO GAS ASSEMBLE APPARATUS}Anaerobic Livestock Wastewater Treatment and Biogas Production Equipment {ANAEROBIC PIGGERY WASTEWATER TREATMENT AND BIO GAS ASSEMBLE APPARATUS}

본 발명은 혐기성 축산 폐수처리 및 바이오가스 제조장치에 관한 것으로서, 특히 축산분뇨에 포함된 오염물질을 제거하면서 이때 발생하는 바이오가스를 포집하는 혐기성 축산 폐수처리 및 바이오가스 제조장치에 관한 것이다.The present invention relates to an anaerobic livestock wastewater treatment and biogas production apparatus, and more particularly, to an anaerobic livestock wastewater treatment and biogas production apparatus for collecting biogas generated while removing contaminants contained in livestock manure.

일반적으로 종래에는 축산농가에서 발생 되는 축산분뇨를 액상비료, 수처리, 퇴비화, 건조, 소각 등의 방법으로 처리하고 있으나 최근에는 정부의 축산진흥정책과 국민소득의 증가로 유제품과 육류의 소비가 증가하면서, 농촌지역에서의 가축분뇨 발생량 또한 증가함으로써 종래의 방법으로는 처리할 수 없는 증가한 가축분뇨의 처리문제가 사회적인 이슈로 대두 되고 있으며, 이러한 문제를 해결하기 위하여 축산농가 및 정부 기관에서도 몇몇 해결책을 제시하고 시행하였으나 그 효과가 미비하고, 오히려 축산농가의 부채만 늘리는 과오를 범하고 있는 실정이며, 이러한 문제로 인하여 처리되지 않은 가축분뇨로 인해 환경오염이 발생 되고 제3의 피해가 늘어가고 있는 실정이다.In general, livestock manure generated in livestock farms is processed by liquid fertilizer, water treatment, composting, drying, incineration, etc. However, in recent years, the consumption of dairy products and meat has increased due to the government's livestock promotion policy and the increase of national income. In addition, the amount of livestock manure in rural areas has also increased, raising the issue of increased treatment of livestock manure that cannot be handled by conventional methods.So, livestock farmers and government agencies have suggested some solutions to solve this problem. However, the effect is insignificant, and rather it is a mistake to increase only the debt of livestock farmers, and due to this problem, environmental pollution is caused by untreated livestock manure and third damage is increasing. .

또한, 2012년부터 런던협약에 따른 가축분뇨의 해양배출 금지 등 가축분뇨에 대한 환경규제가 심해짐에 따라 가축분뇨를 활용한 바이오가스 회수 및 에너지화에 대한 관심이 급증하고 있다.In addition, since 2012, environmental regulations on livestock manure have increased, such as the ban on marine discharge of livestock manure under the London Convention, and interest in biogas recovery and energy utilization using livestock manure has increased rapidly.

국내의 경우에도 축산분뇨를 효율적으로 활용하여 바이오가스를 생산하면서 환경오염도 방지하고 장기적으로 온실가스도 감축하는 등 환경문제를 해소하는 방안으로서 지자체 및 일부 기업을 중심으로 바이오 플랜트 등의 도입을 검토하고 있으나 설치비용이나 유지 비용이 고가인 문제점이 있었다.In Korea, the government considers the introduction of bio-plants, including local governments and some companies, as a way to solve environmental problems by efficiently utilizing livestock manure to prevent environmental pollution and reduce greenhouse gases in the long run. But there was a problem that the installation cost or maintenance cost is expensive.

본 발명은 상기와 같은 종래 기술의 문제점을 해결하기 위하여 발명된 것으로서, 저렴한 설치비용 및 유지비용만으로도 가축분뇨를 효과적으로 재활용할 수 있고, 가축분뇨를 처리하기 위한 수자원 절약할 수 있으며, 폐기되는 가축분뇨로부터 대체연료인 바이오가스를 생산할 수 있도록 하는 혐기성 축산 폐수처리 및 바이오가스 제조장치를 제공하는데 그 목적이 있다.The present invention has been invented to solve the problems of the prior art as described above, can be effectively recycled livestock manure with low installation costs and maintenance costs, can save water resources for processing livestock manure, discarded livestock manure It is an object of the present invention to provide an anaerobic livestock wastewater treatment and biogas production apparatus that can produce biogas, which is an alternative fuel from the gas.

상기와 같은 목적을 실현하기 위하여, 본 발명은 축산분뇨를 이용하여 바이오가스를 생산하는 혐기성 축산 폐수처리 및 바이오가스 제조장치에 있어서, 축산분뇨를 공급받아 저장되며 일측에 연결된 펌프를 통해 일정한 압력으로 가압 되어 저장된 축산분뇨를 배출하는 원수저장소와, 상기 원수저장소에서 공급된 축산분뇨를 혐기성 소화하여 배출하는 혐기성반응조와, 상기 혐기성반응조에서 공급된 축산분뇨를 상부에 설치된 미생물접촉여재와 접촉시켜 축산분뇨를 정화하는 폭기조와, 상기 폭기조에서 공급된 축산분료를 자갈과 모래를 사용하여 정화하는 침전조와, 상기 혐기성반응조, 폭기조 및 침전조와 연결되어 바이오가스를 유입 받아 저장하는 바이오가스저장소를 포함하여 이루어짐을 특징으로 하는 혐기성 축산 폐수처리 및 바이오가스 제조장치를 제공한다.In order to realize the above object, the present invention in the anaerobic livestock wastewater treatment and biogas production apparatus for producing biogas using livestock manure, the livestock manure is supplied and stored at a constant pressure through a pump connected to one side Livestock manure by discharging livestock manure from pressurized livestock, anaerobic reaction tank for anaerobic digestion and discharge of livestock manure from the raw water reservoir, and livestock manure supplied from the anaerobic reaction tank in contact with the microbial contact media installed at the top Aeration tank for purifying, a sedimentation tank for purifying livestock material supplied from the aeration tank using gravel and sand, and a biogas reservoir connected with the anaerobic reaction tank, aeration tank and sedimentation tank to receive and store biogas. Anaerobic Livestock Wastewater Treatment and Biogas It provides a manufacturing apparatus.

이와 같이 이루어지는 본 발명에 의한 혐기성 축산 폐수처리 및 바이오가스 제조장치는 저렴한 설치비용 및 유지비용만으로도 가축분뇨를 효과적으로 처리할 수 있으며, 가축분뇨를 처리하기 위한 수자원 절약할 수 있고, 폐기되는 가축분뇨로부터 대체연료인 바이오가스를 생산할 수 있는 이점이 있다.The anaerobic livestock wastewater treatment and biogas production apparatus according to the present invention as described above can effectively treat livestock manure with low installation and maintenance costs, and can save water resources for processing livestock manure, There is an advantage to produce biogas, which is an alternative fuel.

도 1은 바이오가스 제조장치의 구성도이다.1 is a configuration diagram of a biogas production apparatus.

이하 본 발명의 실시를 위한 구체적인 내용을 첨부한 도면을 참조하여 더욱 상세하게 설명한다.Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 1을 참조하여 보면 본 발명에 의한 혐기성 축산 폐수처리 및 바이오가스 제조장치(2)는 축산분뇨(12)를 공급받아 저장되며, 일측에 연결된 펌프(80)를 통해 일정한 압력으로 가압 되어 저장된 축산분뇨(12)를 배출하는 원수저장소(10)와, 원수저장소(10)에서 공급된 축산분뇨(12)를 혐기성 소화하여 배출하는 혐기성반응조(20)와, 상기 혐기성반응조(20)에서 공급된 축산분뇨(12)를 상부에 설치된 미생물접촉여재(32)와 접촉시켜 축산분뇨(12)를 정화하는 폭기조(30)와, 상기 폭기조(30)에서 공급된 축산분료(12)를 자갈층(42)과 모래층(44)으로 정화하는 침전조(40)와, 상기 혐기성반응조(20), 폭기조(30) 및 침전조(40)와 연결되어 바이오가스(54)를 유입 받아 저장하는 바이오가스저장소(50)로 이루어진다.Referring to Figure 1 anaerobic livestock wastewater treatment and biogas production apparatus 2 according to the present invention is stored and supplied with livestock manure 12, the livestock is stored at a constant pressure through a pump 80 connected to one side Raw water storage 10 for discharging the manure 12, anaerobic reaction tank 20 for anaerobic digestion and discharge the livestock manure 12 supplied from the raw water storage 10, and livestock supplied from the anaerobic reaction tank 20 The aeration tank 30 for purifying the livestock manure 12 by contacting the manure 12 with the microorganism contact medium 32 provided on the upper side, and the livestock powder 12 supplied from the aeration tank 30 and the gravel layer 42 It is composed of a settling tank 40 to purify the sand layer 44, the biogas storage 50 is connected to the anaerobic reaction tank 20, aeration tank 30 and the settling tank 40 to receive and store the biogas (54). .

상기 원수저장소(10)에는 축산분뇨(12)가 공급되어 저장되고, 저장된 축산분뇨(12)는 일측에 연결된 펌프(80)에 의하여 일정한 압력으로 가압 되어 하부에 구비된 이송관(16)으로 배출된다.Livestock manure 12 is supplied and stored in the raw water storage 10, the stored livestock manure 12 is pressurized to a constant pressure by a pump 80 connected to one side is discharged to the transport pipe 16 provided at the bottom do.

이때 상기 원수저장소(10)는 축산분뇨(12)를 공급받아 저장 및 배출됨이 바람직하나 바이오가스(54)를 생산할 수 있는 유기성 고상 폐기물 및 유기성 액상 폐기물을 포함하는 유기폐기물을 공급받아 사용하여도 무방하다.At this time, the raw water reservoir 10 is preferably stored and discharged by receiving livestock manure 12, but may be used to receive organic waste including organic solid waste and organic liquid waste that can produce biogas (54). Do.

상기 원수저장소(10)에 연결되어 하부의 유입구(17)를 통해 축산분뇨(12)를 공급받으며, 공급 및 저장된 축산분뇨(12)를 후술 되는 여재로 혐기성 소화하여 축산분뇨(12)를 처리하면서 바이오가스(54)를 생산하고, 하부에는 혐기성 소화되면서 남은 잉여슬러지(90)를 배출하는 배출구(36)를 가지며, 상부에는 처리된 축산분뇨(12)가 배출되는 공급관(28)이 형성된 동일한 형태의 제1 반응조(21), 제2 반응조(22), 제3 반응조(23)가 연결 구비된 혐기성반응조(20)가 구비된다.It is connected to the raw water reservoir 10 receives the livestock manure 12 through the inlet 17 of the lower, while treating the livestock manure 12 by anaerobic digestion of the supplied and stored livestock manure 12 with the media described below Biogas 54 is produced, the lower portion has an outlet 36 for discharging the remaining excess sludge 90 while anaerobic digestion, the upper portion of the same form is formed with a supply pipe 28 for discharging the treated livestock manure 12 The anaerobic reaction tank 20 provided with the 1st reaction tank 21, the 2nd reaction tank 22, and the 3rd reaction tank 23 is provided.

이때 상기 혐기성반응조(20) 내에 공급된 축산분뇨(12)를 혐기성 소화하기 위한 여재는 각각 제1 반응조(21), 제2 반응조(22), 제3 반응조(23)의 내부 중간층에 통공이 천공된 격벽(70)에 의해 구획된 공간에 구비되며, 혐기성반응조의 제1 반응조(21), 제2 반응조(22) 내부 중간층에는 거친 코코넛섬유(24), 미세 코코넛섬유(25), 스펀지(26)로된 여재가 적층 구비되어 혐기성 미생물로 축산분뇨(12)를 혐기성 소화하고, 제3 반응조(23)의 내부 중간층에 구획된 공간에는 미세기공을 갖는 스펀지(27)가 구비되어 혐기성 미생물의 성장을 지속적으로 촉진할 뿐만 아니라 미세기공을 갖는 스펀지(27)의 여과작용에 의해 여분의 부유물질을 제거하도록 구성된다.At this time, the medium for anaerobic digestion of the livestock waste manure 12 supplied in the anaerobic reaction tank 20 is perforated through the inner intermediate layer of the first reactor 21, the second reactor 22, the third reactor 23, respectively. It is provided in the space partitioned by the partition wall 70, the coarse coconut fiber 24, fine coconut fiber 25, sponge (26) in the intermediate layer inside the first reactor 21, the second reactor 22 of the anaerobic reactor ) Anaerobic digestion of livestock manure 12 with anaerobic microorganisms, and a sponge 27 having micropores is provided in a space partitioned in the inner middle layer of the third reactor 23 to grow anaerobic microorganisms. In addition to continually promoting this, it is configured to remove excess suspended solids by the filtration of the sponge 27 having micropores.

또한 상기 여재로 사용되는 거친 코코넛섬유(24), 미세 코코넛섬유(25), 스펀지(26)는 혐기성 미생물의 성장을 촉진하기 위해 표면적이 증가 되도록 분사형으로 제조되고, 상기 스펀지(26)는 높이가 10㎜인 정육면체로 형성됨이 바람직하나 혐기성 미생물의 성장을 촉진하는 방법이라면 다른 방법을 사용하여도 무방하다.In addition, the coarse coconut fiber 24, the fine coconut fiber 25, the sponge 26 used as the medium is manufactured in a spray type to increase the surface area to promote the growth of anaerobic microorganisms, the sponge 26 is a height It is preferable to form a cube of 10 mm, but other methods may be used as long as it promotes the growth of anaerobic microorganisms.

상기 혐기성반응조(20)의 혐기성 소화 과정은 가수분해(hydrolysis), 산생성(acidiogenesis) 및 메탄생성(methanogenesis)의 3단계로 이루어지며 각 단계를 거치며 혐기성 미생물이 유기물을 순차적으로 분해하고, 축산분뇨(12) 및 유기폐기물로부터 메탄과 이산화탄소를 생산한다.The anaerobic digestion process of the anaerobic reactor 20 consists of three stages: hydrolysis, acidiogenesis, and methanogenesis. Anaerobic microorganisms sequentially decompose organic matter and livestock manure. (12) and methane and carbon dioxide are produced from organic waste.

이때 상기 혐기성 소화 과정 중 가수분해단계는 발효공정의 첫 단계로서 복잡한 구조의 유기화합물이 가수분해균과 발효균의 가수분해효소에 의해 분해되는 과정으로 다당류, 탄수화물, 단백질, 지방, 리그닌 및 셀룰로오스 등의 복잡한 유기물이 용해성의 당, 알콜, 지방산, 아미노산 및 폴리펩타이드 등의 모노머(monomer)나 올리고머(oligomer)로 분해되는 것이며, 산생성(acidiogenesis)단계는 아미노산, 당류 및 일부 지방산이 더 분해되어 수소 및 이산화탄소와 함께 아세트산, 프로피온산 및 부틸산과 소량의 발레르산이 생성되면서 프로피온산과 부틸산은 더 분해되어 메탄생성(methanogenesis)의 전구물질인 수소, 이산화탄소, 아세테이트를 생성하는 것이고, 메탄생성(methanogenesis)단계는 메탄성세균에 의하여 이루어지는데 메탄성세균은 형태상으로 메타노박테리움(methanobacterium), 메타노코쿠스(methanococcus), 메타노사르시나(methanosarcina), 메타노스피릴룸(methanospirillum)의 4가지로 구분되며, 아세트산, 수소, 이산화탄소, 포름산 및 메탄올을 직접 기질로 이용하고 그 외의 지방산과 알콜 등은 비 메탄미생물과 메탄세균의 협력하에 축산분뇨(12) 및 유기폐기물이 메탄과 이산화탄소로 전환 생산되는 것이다.At this time, the hydrolysis step of the anaerobic digestion process is the first step of the fermentation process is a process in which the organic compound of the complex structure is decomposed by the hydrolysis bacteria and the fermentase of the fermentation bacteria, such as polysaccharides, carbohydrates, proteins, fats, lignin and cellulose Complex organics are broken down into monomers or oligomers, such as soluble sugars, alcohols, fatty acids, amino acids, and polypeptides. The acidiogenesis step involves the further decomposition of amino acids, sugars, and some fatty acids to form hydrogen and As acetic acid, propionic acid and butyric acid and a small amount of valeric acid together with carbon dioxide are produced, propionic acid and butyric acid are further decomposed to produce hydrogen, carbon dioxide and acetate, which are precursors of methanogenesis, and the methanogenesis stage is methanogenic bacteria. Methane bacteria in the form of metanobac It is divided into four types, namely, bacterium (methanobacterium), metanococcus, methanosarcina and metanospirillum, using acetic acid, hydrogen, carbon dioxide, formic acid and methanol directly as substrates. Other fatty acids and alcohols are produced by converting livestock manure (12) and organic waste into methane and carbon dioxide in cooperation with non-methane microorganisms and methane bacteria.

상기 혐기성반응조(20)의 제3 반응조(23)와 연결되어 하부의 유입구(35)를 통해 축산분뇨(12)를 공급받으며, 공급된 축산분뇨(12)를 내측 상부에 구비된 미생물접촉여재(32)와 접촉시켜 축산분뇨(12) 중의 유기물을 분해, 흡착 및 산화하여 축산분뇨(12)를 처리하고, 하부에 축산분뇨(12)가 처리되면서 남은 잉여슬러지(90)를 배출하는 배출구(36)를 가지며, 상부에는 처리된 축산분뇨(12)가 배출되는 공급관(34)이 형성된 폭기조(30)가 구비된다.It is connected to the third reaction tank 23 of the anaerobic reaction tank 20 receives the livestock manure 12 through the inlet 35 of the lower, microbial contact medium provided in the upper livestock manure (12) ( 32 to dispose, adsorb, and oxidize the organic matter in the livestock manure 12 to treat the livestock manure 12, and discharge the surplus sludge 90 remaining while the livestock manure 12 is treated at the bottom 36 ), And an aeration tank 30 having a supply pipe 34 through which the treated livestock manure 12 is discharged.

이때 상기 폭기조(30)에서는 현수미생물 접촉방법으로 축산분뇨(12)를 처리함이 바람직하나, 축산분뇨(12)를 처리하는 방법이라면 다른 방법을 사용하여도 무방하다.At this time, the aeration tank 30 is preferably treated with livestock manure 12 by the suspension microbial contact method, if the method for treating livestock manure 12 may be used other methods.

상기 폭기조(30)에 연결되어 하부의 유입구(45)를 통해 축산분뇨(12)를 공급받으며, 유입구(45)의 상부에는 하부로부터 상부로 각각 통공이 천공된 격벽(70)에 의하여 공간이 구획되어 내부에 각각 자갈과 모래가 채워진 자갈층(42)과 모래층(44)이 형성되고, 상부에는 처리된 축산분뇨(12)가 배출되는 배출관(46)이 형성된 침전조(40)가 구비된다.It is connected to the aeration tank 30 receives the livestock manure 12 through the inlet 45 of the lower, the space is partitioned by a partition wall 70 perforated through the upper portion of the inlet 45 from the bottom to the top, respectively A gravel layer 42 and a sand layer 44 filled with gravel and sand are respectively formed therein, and a precipitation tank 40 having a discharge pipe 46 through which the treated livestock manure 12 is discharged is provided at the top.

이때 상기 침전조(40)는 공급된 축산분뇨(12)가 처리되어 최종적으로 배출될 시에 축산분뇨(12)의 BOD 및 SS농도가 7ppm 이하로 처리되어 배출되도록 함이 바람직하다.At this time, the sedimentation tank 40 is preferably treated so that the BOD and SS concentration of the livestock manure 12 to 7ppm or less when the supplied livestock manure 12 is finally discharged.

상기 혐기성반응조(20), 폭기조(30) 및 침전조(40)의 상부에 연결되어 축산분뇨(12)의 처리시에 발생하는 바이오가스(54)를 가스응집관(60)을 통하여 공급받아 저장하는 바이오가스저장소(50)가 구비된다.It is connected to the upper portion of the anaerobic reaction tank 20, aeration tank 30 and the settling tank 40 to receive and store the biogas 54 generated during the treatment of the livestock manure 12 through the gas condensing pipe 60 Biogas storage 50 is provided.

이때 상기 가스응집관(60)의 일측에는 드레인제거기(62)가 장착되어 혐기성반응조(20), 폭기조(30) 및 침전조(40)에서 발생 되는 바이오가스(54)에 포함된 수분을 제거하고, 수분이 제거된 바이오가스(54)는 바이오가스저장소(50)에 저장된다.At this time, one side of the gas condenser tube 60 is equipped with a drain remover 62 to remove moisture contained in the biogas 54 generated in the anaerobic reaction tank 20, the aeration tank 30 and the settling tank 40, The biogas 54 from which moisture is removed is stored in the biogas storage 50.

상기와 같이 바이오가스저장소(50)에 저장된 바이오가스(54)는 난방을 하는데 사용되거나 그 이외의 사용처에 LPG를 대체하여 사용될 수 있으며, 축산분뇨(12)를 처리하면서 남은 잉여슬러지(90)는 비료 등으로 재활용 가능하여 저렴한 비용으로 축산분뇨(12)를 처리할 수 있고, 설치비와 유지비 또한 저렴함으로써 경제적 파급효과가 큰 것이다.As described above, the biogas 54 stored in the biogas storage 50 may be used for heating or may be used to replace LPG in other places. The surplus sludge 90 remaining while treating the livestock manure 12 is It can be recycled as a fertilizer and the like can process the livestock wastes (12) at a low cost, the installation cost and maintenance costs are also low, the economic ripple effect is great.

2 : 바이오가스 제조장치 10 : 원수저장소
20 : 혐기성반응조 30 : 폭기조
40 : 침전조 50 : 바이오가스저장소
60 : 가스응집관 70 : 격벽
80 : 펌프 90 : 잉여슬러지2: biogas production apparatus 10: raw water storage
20: anaerobic reaction tank 30: aeration tank
40: sedimentation tank 50: biogas storage
60 gas condensed pipe 70 partition wall
80: pump 90: surplus sludge

Claims (5)

축산분뇨를 이용하여 바이오가스를 생산하는 혐기성 축산 폐수처리 및 바이오가스 제조장치(2)에 있어서,
축산분뇨(12)를 공급받아 저장되며 일측에 연결된 펌프(80)를 통해 일정한 압력으로 가압 되어 저장된 축산분뇨(12)를 배출하는 원수저장소(10)와;
상기 원수저장소(10)에서 공급된 축산분뇨(12)를 혐기성 소화하여 배출하는 혐기성반응조(20)와;
상기 혐기성반응조(20)에서 공급된 축산분뇨(12)를 상부에 설치된 미생물접촉여재(32)와 접촉시켜 축산분뇨(12)를 처리하는 폭기조(30)와;
상기 폭기조(30)에서 공급된 축산분료(12)를 자갈과 모래를 사용하여 처리하는 침전조(40)와;
상기 혐기성반응조(20), 폭기조(30), 침전조(40)와 연결되어 바이오가스(54)를 유입 받아 저장하는 바이오가스저장소(50)를 포함하여 이루어짐을 특징으로 하는 혐기성 축산 폐수처리 및 바이오가스 제조장치.In the anaerobic livestock wastewater treatment and biogas manufacturing apparatus (2) which produces biogas using livestock manure,
A raw water reservoir 10 for receiving and storing livestock manure 12 and discharging the livestock manure 12 stored at a constant pressure through a pump 80 connected to one side;
Anaerobic reaction tank 20 for anaerobic digestion and discharge of livestock manure (12) supplied from the raw water reservoir (10);
An aeration tank 30 for treating the livestock manure 12 by contacting the livestock manure 12 supplied from the anaerobic reaction tank 20 with the microbial contact media 32 installed thereon;
A settling tank 40 for treating the livestock powder 12 supplied from the aeration tank 30 using gravel and sand;
Anaerobic livestock wastewater treatment and biogas is characterized in that it comprises a biogas reservoir 50 is connected to the anaerobic reaction tank 20, aeration tank 30, the settling tank 40 to receive and store the biogas (54) Manufacturing equipment. 제1항에 있어서,
상기 혐기성반응조(20)는,
동일한 형태의 제1 반응조(21), 제2 반응조(22), 제3 반응조(23)가 연결 구비되고, 축산분뇨(12)를 혐기성 소화하기 위한 여재가 각각 제1 반응조(21), 제2 반응조(22), 제3 반응조(23)의 내부 중간층에 통공이 천공된 격벽(70)에 의해 구획된 공간에 구비되며, 혐기성반응조(20)의 제1 반응조(21), 제2 반응조(22) 내부 중간층에는 거친 코코넛섬유(24), 미세 코코넛섬유(25), 스펀지(26)로 된 여재가 적층 구비되고, 제3 반응조(23)의 내부 중간층에 구획된 공간에는 미세기공을 갖는 스펀지(27)가 구비되어 이루어짐을 특징으로 하는 혐기성 축산 폐수처리 및 바이오가스 제조장치.The method of claim 1,
The anaerobic reaction tank 20,
A first reactor 21, a second reactor 22, and a third reactor 23 of the same type are connected to each other, and a medium for anaerobic digestion of the livestock manure 12 is respectively provided in the first reactor 21 and the second reactor. It is provided in the space partitioned by the partition 70 by which the through-hole was perforated in the inner middle layer of the reaction tank 22 and the 3rd reaction tank 23, and the 1st reaction tank 21 and the 2nd reaction tank 22 of the anaerobic reaction tank 20 are carried out. The inner intermediate layer is provided with a stack of coarse coconut fibers 24, fine coconut fibers 25, and sponges 26, and a sponge having fine pores in a space partitioned in the inner intermediate layer of the third reactor 23. 27) anaerobic livestock wastewater treatment and biogas production apparatus characterized in that is provided. 제2항에 있어서,
상기 여재로 사용되는 거친 코코넛섬유(24), 미세 코코넛섬유(25), 스펀지(26)는,
혐기성 미생물의 성장을 촉진하기 위해 표면적이 증가 되도록 분사형으로 제조되어 이루어짐을 특징으로 하는 혐기성 축산 폐수처리 및 바이오가스 제조장치.3. The method of claim 2,
Coarse coconut fiber 24, fine coconut fiber 25, sponge 26 is used as the filter medium,
Anaerobic livestock wastewater treatment and biogas production apparatus, characterized in that the injection is made to the surface area to increase the growth of anaerobic microorganisms. 제1항에 있어서,
상기 폭기조(30)는,
축산분뇨(12)를 현수미생물 접촉방법으로 처리함을 특징으로 하는 혐기성 축산 폐수처리 및 바이오가스 제조장치.The method of claim 1,
The aeration tank 30,
Anaerobic livestock wastewater treatment and biogas production apparatus, characterized in that for treating livestock manure (12) by the suspension microbial contact method. 제1항에 있어서,
상기 침전조(40)는,
내부의 중간부에 각각 통공이 천공된 격벽(70)에 의하여 공간이 구획되어 내부에 각각 자갈과 모래가 채워진 자갈층(42)과 모래층(44)이 형성되고 축산분뇨(12)가 처리되어 최종적으로 배출될 시에 축산분뇨(12)의 BOD 및 SS농도가 7ppm 이하로 처리되어 배출됨을 특징으로 하는 혐기성 축산 폐수처리 및 바이오가스 제조장치.The method of claim 1,
The settling tank 40,
The space is partitioned by partition walls 70 through which holes are perforated, respectively, and a gravel layer 42 and sand layer 44 filled with gravel and sand are formed therein, and livestock manure 12 is finally processed. Anaerobic livestock wastewater treatment and biogas production apparatus, characterized in that the discharged by processing the BOD and SS concentration of livestock manure (12) to 7ppm or less when discharged.
KR20120034312A 2012-04-03 2012-04-03 Anaerobic piggery wastewater treatment and bio gas assemble apparatus KR101338772B1 (en)

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KR102333409B1 (en) * 2021-07-21 2021-12-08 김택민 Buildings, hospitals, schools, military barracks, factories, animal barns, farms cultivating plants, offices, underground parking lots, subways, dust-generating factories, dust-removing function, aversive odor, and light-related harmful substances A nature-friendly, eco-friendly, multi-functional air purification system that creates a pleasant environment by exhibiting the function of removing material molecules and fine dust, sterilizing bacteria and viruses, controlling humidity, and generating oxygen and anions
CN114315075A (en) * 2021-12-23 2022-04-12 海南大学 Method for improving methane production performance of pig manure based on biogas cycle coupling activated carbon
KR102527417B1 (en) * 2022-05-30 2023-05-03 한상관 Exhaust outlets or waste incinerators that discharge polluted air or smoke while naturally purifying the indoor air of buildings or vehicles, buildings inhabited by a large number of people, factories producing smoke-generating products, power plants, steel mills, smelters, barns, underground parking lots, Functions to remove fugitive dust generated from subways, restaurants, odor and dust generating factories, and to remove aversive odors and lightly specific toxic substances, molecules and fine dust, bacteria and virus sterilization, humidity control, oxygen and anion generation A nature-friendly, eco-friendly, multifunctional air purification system that creates a pleasant environment by demonstrating

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