WO2012134110A2 - Procédé de solidification de déchets contenant de l'eau, matière solidifiée préparée par ce procédé, matière industrielle utilisant cette dernière et combustible solide - Google Patents

Procédé de solidification de déchets contenant de l'eau, matière solidifiée préparée par ce procédé, matière industrielle utilisant cette dernière et combustible solide Download PDF

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Publication number
WO2012134110A2
WO2012134110A2 PCT/KR2012/002107 KR2012002107W WO2012134110A2 WO 2012134110 A2 WO2012134110 A2 WO 2012134110A2 KR 2012002107 W KR2012002107 W KR 2012002107W WO 2012134110 A2 WO2012134110 A2 WO 2012134110A2
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WO
WIPO (PCT)
Prior art keywords
water
waste
hydrous
containing waste
containing water
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/KR2012/002107
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English (en)
Korean (ko)
Other versions
WO2012134110A3 (fr
Inventor
이진희
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.)
APW Inc
Original Assignee
APW Inc
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 APW Inc filed Critical APW Inc
Publication of WO2012134110A2 publication Critical patent/WO2012134110A2/fr
Publication of WO2012134110A3 publication Critical patent/WO2012134110A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/20—Agglomeration, binding or encapsulation of solid waste
    • B09B3/21—Agglomeration, binding or encapsulation of solid waste using organic binders or matrix
    • B09B3/24—Binders with plastic
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal compounds
    • 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
    • C02F11/008—Sludge treatment by fixation or solidification
    • 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
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00—Soil-conditioning materials or soil-stabilising materials
    • 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
    • C10L5/46—Solid fuels essentially based on materials of non-mineral origin on sewage, house, or town refuse
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • 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
    • 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
    • Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing

Definitions

  • the present invention relates to the treatment of hydrous wastes, and more particularly, to a solidification method of hydrous wastes, solid materials produced thereby, industrial materials and solid fuels using the same.
  • sewage sludge treatment methods commonly used in many countries include incineration of sewage sludge, incineration of the remainder, and dehydration of the remaining dehydrated cakes. After removing the dehydrated material, the sludge in dehydrated state is dumped at sea.
  • the present invention has been made to solve the above problems, and an object of the present invention is to provide a dehydration process using an absorbent such as an airgel and a polymer made of PX300 (Soil Stabilizer) for water-containing waste such as sewage sludge. It is to provide a solidification method of the water-containing waste to solidify it through the application of the mixing process, the solid material produced thereby, industrial materials such as construction materials using the same, and solid fuel.
  • an absorbent such as an airgel and a polymer made of PX300 (Soil Stabilizer) for water-containing waste such as sewage sludge.
  • PX300 Soil Stabilizer
  • a solidifying method of water-containing waste comprising a solidifying step of solidifying the water-containing waste by mixing a polymer with water-containing waste.
  • the polymer agent is G.M. PX300, a soil hardener from Boston Company Intl.
  • the solidifying method of the water-containing waste may further include a water-containing waste dewatering step of dewatering the water-containing waste before the water-containing waste solidifying step.
  • the hydrous waste may be dehydrated using a moisture absorbent.
  • the moisture absorbent may be an airgel.
  • the airgel may be more preferably an organic airgel when the solid fuel is provided.
  • the solidification method of the water-containing waste may further include a heavy metal reduction treatment step of reducing the heavy metal component of the water-containing waste before the water-containing waste solidification step.
  • the solidification method of the water-containing waste further comprises providing a water-containing waste to provide the water-containing waste to be solidified, the water-containing waste provided through the water-containing waste providing the sewage or food sludge, and its dewatering cake, underground reservoir sludge and dredged soil It may be any one of.
  • a solid material produced by the solidification method of the water-containing waste an industrial material containing the solid material, and a solid fuel.
  • the present invention it is easy to dehydrate water waste such as sewage sludge using a hygroscopic agent such as aerogel and solidify such water waste by using a polymer such as PX300 (soil reinforcing agent). It can be applied to various uses such as industrial materials and solid fuels such as construction materials. As a result, it is not only possible to solve the problems such as the difficulty of reducing the water cost and the high cost for dehydration and environmental pollution, which have been generated in the conventional process of treating wastewater such as sewage sludge, but also through solidification of dehydrated wastewater. The high cost of treatment and environmental pollution can be solved.
  • the solid material produced thereby, industrial materials and solid fuel using the same (1) water content reduction, which is the most difficult problem in the treatment of water-containing waste such as sewage sludge in the global countries
  • Environmentally friendly wastewater can be solidified by applying eco-friendly and high-efficiency methods for (dehydration) (CO 2 generation, etc.), and (2) significant cost reduction compared to conventional sludge treatment methods.
  • CO 2 generation eco-friendly and high-efficiency methods for (dehydration)
  • CO 2 generation eco-friendly and high-efficiency methods for (dehydration)
  • significant cost reduction compared to conventional sludge treatment methods.
  • the use of fossil fuels is avoided, resulting in various advantages such as CO 2 reduction. This can provide effects such as contributing to the environment and the economy.
  • FIG. 1 is a flowchart illustrating a solidification method of the wastewater according to an embodiment of the present invention.
  • Embodiments in accordance with the concepts of the present invention can be variously modified and have a variety of forms specific embodiments will be described in detail in the present specification or application. However, this is not intended to limit the embodiments in accordance with the concept of the present invention to a specific disclosed form, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.
  • first and / or second may be used to describe various components, but the components are not limited to the terms. The terms are only for the purpose of distinguishing one component from other components, for example, without departing from the scope of the rights according to the inventive concept, the first component may be called a second component, and For example, the second component may also be referred to as a first component.
  • the present invention relates to a method for solidifying a water-containing waste, a solid material produced thereby, an industrial material using the same, and a solid fuel obtained through processing thereof, and more particularly, a water content reduction using an absorbent such as aerogel, which is a new superporous nanostructure material.
  • the solidifying method of the water-containing waste according to an embodiment of the present invention, the water-containing waste providing step (S10), heavy metal reduction processing step (S20), water-containing waste dehydration step (S30), solidification step (S40).
  • the hydrous wastes to be solidified include all types of sludge (including sewage and food sludge dewatering cakes, as well as sewage sludge and underground reservoir sludge having a higher water content in the previous stage) or dredged soil such as rivers and seas. It may include all kinds of onitos having a moisture content above a certain level.
  • the heavy metal component of the water-containing waste provided through the water-containing waste providing step (S10) is reduced. That is, in the case of hydrous waste such as sludge with high heavy metal pollution, it may be difficult to directly recycle solid materials generated through simple solidification to building materials.In this case, the use of chelate and The heavy metal content can be reduced by using the same conventional heavy metal removal method. Heavy metal reduction processing step (S20) may be omitted in some cases.
  • the hydrous waste having passed the heavy metal reduction treatment step (S20) is dehydrated by the absorbent.
  • the moisture absorbent used in the dehydration step is preferably an airgel (Aerogel: super porous nanostructure new material).
  • Water waste dewatering step (S20) may be omitted in some cases.
  • the airgel may be applicable to all conventional hydrophilic airgel products.
  • An airgel is a material made of silicon oxide, a structure in which the SiO 2 yarn, which is one thousandth the thickness of the hair, is extremely intertwined, and air molecules are contained between the yarn and the air occupies 98% of the volume.
  • Hydrophilic airgel has the ability to absorb more than 100 times its own weight. Such a water absorption function is excellent in reducing the water content (dehydration) of water waste. Therefore, this aerogel can serve as an excellent solution to water content reduction (dehydration), which is the most difficult point in solidifying water waste.
  • any type of hydrous waste including 'dehydrated cake-onitto', a sewage sludge treatment material, can be solidified through dehydration.
  • the hydrous waste dehydrated through the hydrous waste dehydration step (S30) is mixed with a polymer such as a soil reinforcing agent to solidify the hydrous waste.
  • a polymer such as a soil reinforcing agent
  • the polymer agent applied to the embodiment of the present invention is PX300 used for use as a soil reinforcing agent.
  • PX300 is G.M. It is a patented technology of Boston Company Intl., LLC (www.gmbostoncompany.com). It is a Soil Stabilizer product based on polymers and enzyme emulsions. It does not require any stirring additives for any kind of soil.
  • PX300 chemical is mixed with water to strengthen the on-site soil.
  • the PX300 combines only water to strengthen all types of soil (masato, loess, volcanic ash, sand, mud). Accordingly, since the main components of the dehydrated cake also have soil components such as SiO 2 and Al 2 O 3 , and contain 70 to 85% of moisture, the dehydrated cake itself may be formed using the above-mentioned aerogels (new super-porous nanostructure material).
  • the treated material of sewage sludge 'dehydrated cake-onito' may be solidified at a low cost and in a very efficient and easy way.
  • PX300 uses only mixed and agitated water to reinforce various types of soil. Therefore, when PX300 is treated, it can effectively and economically strengthen (solidify) it by utilizing moisture contained in 'dehydrated cake' itself. Will be.
  • the PX300 has been proven in experimental data such as temperature resistance up to 212 degrees Fahrenheit (about 100 degrees Celsius) in summer, and pressure resistance that can be sufficiently applied to road applications.
  • the present invention can provide an industrial material using a solid material produced by the solidification method of the above-mentioned water-containing waste.
  • a construction material containing such a solid material it is possible to provide a construction material containing such a solid material, thereby manufacturing economic and more environmentally friendly industrial materials. To do that.
  • the present invention can provide a solid fuel produced using a solid material formed by the solidification method of the above-mentioned water-containing waste.
  • the solid fuel using the solid material using the solidification method of the water-containing waste of the present invention is used by various entities such as industrial facilities such as power plants and cement kilns using large amounts of energy such as coal-fired power plants, facility farms and consumers of general energy. By making it possible, it can provide the benefits of contributing to the environment and economy, such as by reducing CO 2 .
  • a more preferable solid fuel may be manufactured.

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

Abstract

La présente invention concerne le traitement de déchets contenant de l'eau, et, plus spécifiquement, un procédé de solidification de déchets contenant de l'eau, une matière solidifiée préparée par ce procédé, une matière industrielle utilisant cette dernière et un combustible solide. Selon la présente invention, on propose un procédé de solidification de déchets contenant de l'eau, comprenant une étape de solidification consistant à mélanger des déchets contenant de l'eau avec une matière polymère pour solidifier les déchets contenant de l'eau. La matière polymère peut être PX300 qui est un stabilisateur de sol de G.M. Boston Company International. Le procédé de solidification de déchets contenant de l'eau peut en outre comprendre une étape de déshydratation consistant à déshydrater les déchets contenant de l'eau avant l'étape de solidification.
PCT/KR2012/002107 2011-03-25 2012-03-23 Procédé de solidification de déchets contenant de l'eau, matière solidifiée préparée par ce procédé, matière industrielle utilisant cette dernière et combustible solide Ceased WO2012134110A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0026862 2011-03-25
KR20110026862 2011-03-25

Publications (2)

Publication Number Publication Date
WO2012134110A2 true WO2012134110A2 (fr) 2012-10-04
WO2012134110A3 WO2012134110A3 (fr) 2013-01-17

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PCT/KR2012/002107 Ceased WO2012134110A2 (fr) 2011-03-25 2012-03-23 Procédé de solidification de déchets contenant de l'eau, matière solidifiée préparée par ce procédé, matière industrielle utilisant cette dernière et combustible solide

Country Status (2)

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KR (1) KR20120109378A (fr)
WO (1) WO2012134110A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106457324A (zh) * 2014-05-08 2017-02-22 爱万科技股份有限公司 用于树脂、固体和污泥固化、稳定化和减少处理体积的方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106186561A (zh) * 2016-08-29 2016-12-07 浙江恒生印染有限公司 一种低碳环保型污水处理方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7909895B2 (en) * 2004-11-10 2011-03-22 Enertech Environmental, Inc. Slurry dewatering and conversion of biosolids to a renewable fuel
KR100551250B1 (ko) * 2005-02-25 2006-02-10 주식회사 한수에코 하ㆍ폐수슬러지를 고형화시키는 고화제 및 이를 이용하여제조되는 복토재
KR100752346B1 (ko) * 2005-12-28 2007-08-27 주식회사 대흥기계 오폐수 처리장치
KR20090078702A (ko) * 2008-01-15 2009-07-20 정맥산업개발(주) 고화제 및 이를 이용한 함수 슬러지의 고화 방법
KR100992510B1 (ko) * 2010-03-10 2010-11-05 이재석 토양 개량 안정제 조성물 및 이를 이용한 오니 처리 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106457324A (zh) * 2014-05-08 2017-02-22 爱万科技股份有限公司 用于树脂、固体和污泥固化、稳定化和减少处理体积的方法

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WO2012134110A3 (fr) 2013-01-17
KR20120109378A (ko) 2012-10-08

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