WO2012108727A2 - Système respectueux de l'environnement pour générer un biogaz à concentration élevée et traiter des restes de fermentation à l'aide d'excrétions d'élevage - Google Patents

Système respectueux de l'environnement pour générer un biogaz à concentration élevée et traiter des restes de fermentation à l'aide d'excrétions d'élevage Download PDF

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Publication number
WO2012108727A2
WO2012108727A2 PCT/KR2012/001023 KR2012001023W WO2012108727A2 WO 2012108727 A2 WO2012108727 A2 WO 2012108727A2 KR 2012001023 W KR2012001023 W KR 2012001023W WO 2012108727 A2 WO2012108727 A2 WO 2012108727A2
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WO
WIPO (PCT)
Prior art keywords
manure
fermentation
digestive fluid
unit
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.)
Ceased
Application number
PCT/KR2012/001023
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English (en)
Korean (ko)
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WO2012108727A3 (fr
Inventor
황상구
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KOREA TOTAL CHEMICAL CO Ltd
Original Assignee
KOREA TOTAL CHEMICAL CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by KOREA TOTAL CHEMICAL CO Ltd filed Critical KOREA TOTAL CHEMICAL CO Ltd
Priority to CN2012800007936A priority Critical patent/CN103402929A/zh
Publication of WO2012108727A2 publication Critical patent/WO2012108727A2/fr
Publication of WO2012108727A3 publication Critical patent/WO2012108727A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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 OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
    • C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
    • C10L3/08—Production of synthetic natural gas
    • 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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
    • 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 OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
    • C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
    • C10L3/10—Working-up natural gas or synthetic natural gas
    • C10L3/101—Removal of contaminants
    • C10L3/102—Removal of contaminants of acid contaminants
    • C10L3/104—Carbon dioxide
    • 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 OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/40—Solid fuels essentially based on materials of non-mineral origin
    • C10L5/42—Solid fuels essentially based on materials of non-mineral origin on animal substances or products obtained therefrom, e.g. manure
    • 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
    • Y02E50/10—Biofuels, e.g. bio-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
    • 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
    • Y02W10/20—Sludge processing

Definitions

  • the present invention is an environmentally friendly treatment system of high concentration biogas generation and fermentation residues using livestock manure, and more specifically, electricity is produced by using high temperature methane generated by anaerobic fermentation of livestock manure, and the remaining digestion liquid is fermented after separation.
  • the present invention relates to a system for producing high-calorie charcoal, which can be used as a fertilizer by sludgeting the whole amount.
  • raw water is separated from manure and the manure is subjected to a composting process (3 to 6 months), and the liquid is treated through a maturing period (3 to 6 months) to liquid fertilizer.
  • the remaining digestive fluid after fermentation has a secondary water pollution problem due to the digestion fluid is sewage into the sewage, groundwater, etc., and the digestive fluid that has not been sprayed to farmland has a problem of dumping into the ocean, and the facilities for purification treatment with discharged water quality. Economic costs of installation costs and / or wastewater treatment costs for associated treatment.
  • an object of the present invention is to provide a fermentation system using livestock manure which produces biogas obtained by fermenting livestock manure as electrical energy. .
  • Another object of the present invention is to provide a recycling treatment system using livestock manure that can be provided as a compost and fuel by solidifying the digestive fluid flowing out after fermentation in livestock manure to a sludge form.
  • Eco-friendly treatment system of high concentration biogas generation and fermentation residue using livestock manure of the present invention is a manure input unit, a preheating unit for preheating the manure introduced into the manure input unit at a temperature of 52 ⁇ 55 °C, and the manure preheated in the preheating unit Loss of the tank to the bulkhead, high temperature fermentation to allow high temperature fermentation while manure is circulated to move through the through-holes of the lost bulkhead, and methane, carbon dioxide, hydrogen sulfide and water vapor generated during fermentation in the high temperature fermentation.
  • An electric power generation unit for generating electricity and a digestive liquid overflowed while fermenting in the high temperature fermentation unit Made contains carbide portion to produce stored extinguishing liquid storage unit, and a sludge portion and digestive juices, charcoal and compost of high-calorie by carbonizing the extinguishing liquid sludge solidified by the extinguishing liquid stored in the extinguishing liquid storage section treated with extinguishing liquid sludge.
  • the present invention has the effect as an efficient and economic land treatment for the prevention of greenhouse gas and fossil fuel depletion by producing biogas obtained by fermenting livestock manure as electrical energy, solidifying the digestive liquid flowing out of livestock manure in the form of sludge
  • the treatment has the effect of producing compost and fuel, thereby adding value from waste to resources.
  • tank 320 bulkhead
  • the environment-friendly treatment system of high concentration biogas generation and fermentation residues using the livestock manure of the present invention is a preheating part for preheating the manure input part and the manure introduced into the manure input part at a temperature of 52 to 55 ° C., and preheated in the preheating part.
  • In another embodiment of the present invention may further include a boiler heating device using the remaining heat generated by generating electricity using the electric generator.
  • the tank for storing the manure to be introduced into the manure inlet one or more partition wall is fixed to the inner upper surface of the tank and lost inside the tank, so that the lost space is in communication, and the one or more A manure moving part for moving the manure around the partition wall and a heat source supply part for supplying a heat source to the partition wall may be included.
  • in another embodiment of the present invention may further include an inlet pipe to be supplied to the manure inlet into the manure inlet inside the tank.
  • the through hole of the partition wall may be formed to be inclined to smooth the flow of the manure.
  • a heat source supply line of a heat source supply unit may be formed in the partition wall.
  • FIG. 1 is a block diagram of the present invention.
  • the manure input unit 100, preheating unit 200, high temperature fermentation unit 300, water removal and desulfurization unit 400, gas storage unit 500, electric power generation unit 600, digestive fluid storage unit 700, the digestion fluid sludge part 800, the carbonization part 900, and the boiler heating part 1000 are configured to be included.
  • the tank 310 for storing and fermenting the manure is preferably maintained in a vacuum state, as shown in Figures 2 to 4, the manure that is introduced into the manure inlet 100 is 52 in the preheater 200 After being preheated to a temperature of ⁇ 55 ° C., the first chamber 311 and the second lost by the partition wall 320 according to the amount of manure supplied while being supplied to the lower portion of the tank 310 through one or more input pipes 110. The manure level rises above the chamber 312 and the third chamber 313.
  • the manure is a heat source generated from the heat source supply unit 340 under the control of a control unit (not shown) in the state located at the top or the top of one or more partitions 320 of the high temperature fermentation unit 300, the heat source supply line 341
  • the heat source for circulating the heat source supply line 341 is either hot fluid or steam, but hot fluid is preferable here.
  • the partition 320 has a heat source supply line 341 embedded therein, the temperature of the partition 320 is increased by a heat source that is a high-temperature fluid to increase the temperature of the manure while repeating the process of heat exchange with the manure, the temperature rises
  • the collected manure is mixed while circulating inside the tank 310 by convection.
  • the manure moving part 330 sucks the manure located in the second chamber 312 and supplies it to the first chamber 311 and the third chamber 313.
  • the manure located in the second chamber 312 is supplied to and mixed with the first chamber 311 and the third chamber 313 and at the same time the first chamber 311 and the third chamber ( 313) is moved inside the heat exchange with the manure located in the lower portion of each chamber so that the manure can maintain a uniform temperature.
  • the manure located in the first room 311 and the third room 313 must be moved.
  • the manure located in each chamber moves to the second chamber 312 via the inclined through hole 321 of the partition 320 and at the same time, the second chamber 312 located around the inclined through hole 321.
  • Manure is repeated to move to the upper portion of the second chamber 312 by the manure of the first chamber 311 and the third chamber 313 to move to the second chamber (312).
  • the through hole 321 preferably penetrates obliquely by positioning a smooth flow of manure.
  • Organic waste of livestock manure is hydrolyzed (carbohydrate ⁇ sugar, protein ⁇ amino acid, fat ⁇ fatty acid), acid production (various alcohols and acids), acetic acid
  • methane bacteria By the growth of methane bacteria through the (acetic acid, hydrogen) process, gases of high concentration methane (CH 4 ), carbon dioxide (CO 2 ), water vapor (H 2 O) and hydrogen sulfide (H 2 S) are finally produced.
  • the pressure opening and closing member 510 is opened when the pressure is higher than or equal to a predetermined pressure, and the pressure closing member 510 is closed when the pressure is lower than or equal to the predetermined pressure.
  • Water vapor and hydrogen sulfide in the gas discharged through the pressure opening and closing member 510 is removed through the water removal and desulfurization unit 400 by cooling the water vapor and changing it into a liquid phase, and hydrogen sulfide is wetted by using sodium hydroxide (NaOH). React with caustic soda to remove.
  • NaOH sodium hydroxide
  • Water vapor and hydrogen sulfide are removed from the gas, and the remaining methane and carbon dioxide are collected and stored in the gas storage unit 500.
  • the electricity generation unit 600 is supplied with methane gas stored in the gas storage unit 500 to generate electricity by burning the methane gas to drive the engine.
  • the electric power generation unit is an electric generator that converts a conventional diesel fuel engine into a gas fuel engine, and is a generator for biogas, and is provided with a generator engine capable of generating power using LPG, LNG, and biogas (BIOGAS) fuel. It represents about 40 to 45%, the power of 2.5 kWh is produced per 1 m3 of biogas, the noise level is 50 ⁇ at 1 distance, it is equipped with a self-sounding device.
  • the waste heat remaining after burning in the electric power generating unit 600 is supplied to the boiler heating unit 1000 and used as the boiler heat.
  • the digestive fluid fermented by the manure is overflowed due to the phenomenon of sleep fluctuating when circulating into each chamber by the manure moving part 330, and the overflowed digestive fluid is discharged through the overflow pipe 710 to digest the fluid.
  • the extinguishing liquid stored in the storage 700 is supplied to the extinguishing fluid sludge part 800 again.
  • the digestive fluid supplied to the digestive fluid sludge part 800 exhibits a water content of about 98%, but solidifies the entire amount so that the moisture content of the digestive fluid is about 85% by mixing cocoite (15% water content) and an auxiliary agent.
  • the solidified extinguishing fluid sludge is carbonized by being supplied to the carbonization unit 900 and carbonized at a temperature of 400 ° C. or higher.
  • the fermented extinguishing fluid is composed of a large amount of water, a small amount of organic and inorganic substances, and is free of particulates of cocoite. Carbonizing digestive sludge with organic ingredients produces high-calorie charcoal and compost.
  • the biogas obtained by fermenting livestock manure is produced as electric energy, which is effective as an effective and economical land treatment for preventing greenhouse gas and depleting fossil fuel, and solidifying the digestive liquid flowing out of livestock manure.
  • the treatment in the form of sludge has the effect of producing compost and fuel, thereby making the waste-to-resources value.

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Fertilizers (AREA)
  • Treatment Of Sludge (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

La présente invention concerne un système respectueux de l'environnement pour générer un biogaz à concentration élevée et traiter des restes de fermentation à l'aide d'excrétions d'élevage, et, plus particulièrement, un système qui génère de l'électricité à l'aide de méthane gazeux à haute température généré par fermentation anaérobie d'excrétions d'élevage, et qui transforme tout le fluide digestif restant après la fermentation en bouillie sans séparer les matières solides et le liquide les uns des autres pour produire des charbons très caloriques qui peuvent être utilisés comme engrais. Dans ce but, le système respectueux de l'environnement comprend : une partie pour jeter les excrétions ; une partie de préchauffage pour préchauffer les excrétions jetées par la partie pour jeter les excrétions ; une partie de fermentation à haute température dans laquelle un réservoir stockant les excrétions préchauffées est divisé par une paroi de division pour faire fermenter des excrétions à une température élevée tout en faisant circuler les excrétions ; une partie d'élimination d'humidité et de désulfuration pour liquéfier la vapeur générée pendant la fermentation des excrétions pour éliminer la vapeur et désulfurer le sulfure d'hydrogène ; une partie de stockage de gaz pour recueillir un gaz méthane et un gaz dioxyde de carbone pour stocker les gaz méthane et dioxyde de carbone recueillis ; une partie de génération d'énergie pour réaliser une combustion du méthane gazeux pour générer de l'électricité ; une partie de stockage de fluide digestif pour stocker le fluide digestif de débordement ; une partie de boue pour traiter le fluide digestif en une boue de fluide digestif ; une partie de carbonisation pour carboniser la boue de fluide digestif afin de produire des charbons très caloriques et des composts ; et un dispositif de chauffage de chaudière pour utiliser la chaleur résiduelle restant après que la chaleur soit utilisée pour générer l'électricité.
PCT/KR2012/001023 2011-02-11 2012-02-10 Système respectueux de l'environnement pour générer un biogaz à concentration élevée et traiter des restes de fermentation à l'aide d'excrétions d'élevage Ceased WO2012108727A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012800007936A CN103402929A (zh) 2011-02-11 2012-02-10 利用家畜粪尿的高浓度沼气产生及发酵的残留物的环保处理系统

Applications Claiming Priority (2)

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KR1020110012289A KR101047169B1 (ko) 2011-02-11 2011-02-11 가축 분뇨를 이용한 고농도 바이오가스 발생 및 발효 잔존물의 친환경 처리 시스템
KR10-2011-0012289 2011-02-11

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WO2012108727A2 true WO2012108727A2 (fr) 2012-08-16
WO2012108727A3 WO2012108727A3 (fr) 2012-11-01

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CN (1) CN103402929A (fr)
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CZ305722B6 (cs) * 2014-12-19 2016-02-17 Aivotec S.R.O. Rozšířená bioplynová stanice
KR101656838B1 (ko) * 2016-02-04 2016-09-12 우인구 하수슬러지 고형화장치
CN114873889A (zh) * 2022-06-21 2022-08-09 南阳农业职业学院 一种畜禽粪便排泄物的生态净化方法

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CZ305722B6 (cs) * 2014-12-19 2016-02-17 Aivotec S.R.O. Rozšířená bioplynová stanice
EP3034603A1 (fr) * 2014-12-19 2016-06-22 AIVOTEC s.r.o. Installation de biogaz elargie
KR101656838B1 (ko) * 2016-02-04 2016-09-12 우인구 하수슬러지 고형화장치
CN114873889A (zh) * 2022-06-21 2022-08-09 南阳农业职业学院 一种畜禽粪便排泄物的生态净化方法

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KR101047169B1 (ko) 2011-07-07
CN103402929A (zh) 2013-11-20
WO2012108727A3 (fr) 2012-11-01

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