KR102458248B1 - 완충재 현장 시공 방법 - Google Patents
완충재 현장 시공 방법 Download PDFInfo
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- KR102458248B1 KR102458248B1 KR1020200061126A KR20200061126A KR102458248B1 KR 102458248 B1 KR102458248 B1 KR 102458248B1 KR 1020200061126 A KR1020200061126 A KR 1020200061126A KR 20200061126 A KR20200061126 A KR 20200061126A KR 102458248 B1 KR102458248 B1 KR 102458248B1
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/34—Disposal of solid waste
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/10—Clay
- C04B14/104—Bentonite, e.g. montmorillonite
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/005—Waste disposal systems
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F5/00—Transportable or portable shielded containers
- G21F5/005—Containers for solid radioactive wastes, e.g. for ultimate disposal
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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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
- Y02W30/00—Technologies for solid waste management
- Y02W30/20—Waste processing or separation
-
- 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
- Y02W30/00—Technologies for solid waste management
- Y02W30/30—Landfill technologies aiming to mitigate methane emissions
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- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Geology (AREA)
- High Energy & Nuclear Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Civil Engineering (AREA)
- Fluid Mechanics (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 완충재 현장 시공 방법을 개략적으로 나타낸 순서도이다.
도 3은 완충재 현장 시공 과정을 개념적으로 나타낸 도면이다.
도 4는 완충재 현장 시공 과정을 개념적으로 나타낸 도면이다.
3: 처분 용기 100: 이동식 전용 설비
110: 배수 펌프 120: 프레스
200: 전극 300: 완충 재료
400: 버퍼층
Claims (8)
- 고준위 폐기물 처분장의 처분공에 완충재를 시공할 수 있는 완충재 현장 시공 방법에 있어서,
상기 처분공에 완충 재료를 타설하는 타설 단계;
상기 처분공에 타설된 상기 완충 재료를 소정의 압력으로 가압함으로써 소정 두께를 가지는 버퍼층을 형성하는 가압 단계; 및
상기 가압 단계 이후에 수행되며, 상기 버퍼층의 물성을 획득하는 물성 획득 단계를 포함하고,
획득된 상기 버퍼층의 물성이 기 설정된 소정 범위 내에 속하면, 상기 버퍼층 상에 다른 버퍼층을 형성하도록 상기 타설 단계, 상기 가압 단계 및 상기 물성 획득 단계가 수행되고,
획득된 상기 버퍼층의 물성이 상기 소정 범위 내에 속하지 않으면, 상기 버퍼층을 소정 압력으로 가압하도록 상기 가압 단계가 재차 수행되며,
상기 물성 획득 단계는,
전극을 통하여 상기 버퍼층의 저항을 측정하는 저항 측정 단계;
상기 저항 측정 단계에서 측정된 상기 버퍼층의 저항에 기초하여 상기 버퍼층의 전기비저항을 획득하고, 획득된 상기 버퍼층의 전기비저항에 기초하여 함수비를 획득하는 함수비 획득 단계; 및
상기 버퍼층의 건조 밀도를 획득하는 건조 밀도 획득 단계를 포함하고,
획득된 상기 버퍼층의 함수비가 10% 이상 18% 이하의 범위 내에 속하면, 상기 버퍼층 상에 다른 버퍼층을 형성하도록 상기 타설 단계, 상기 가압 단계 및 상기 물성 획득 단계가 수행되는,
완충재 현장 시공 방법. - 삭제
- 제 1 항에 있어서,
상기 건조 밀도가 1.6 g/cm3 이상 1.8 g/cm3 이하의 범위 내에 속하면, 상기 버퍼층 상에 다른 버퍼층을 형성하도록 상기 타설 단계, 상기 가압 단계 및 상기 물성 획득 단계가 수행되는,
완충재 현장 시공 방법. - 제 1 항에 있어서,
상기 버퍼층은 상기 처분공의 내측면과 접촉함으로써, 상기 버퍼층과 상기 처분공 사이의 갭을 실링하는,
완충재 현장 시공 방법. - 제 1 항에 있어서,
상기 완충 재료는, 벤토나이트 펠릿을 포함하는,
완충재 현장 시공 방법. - 제 5 항에 있어서,
상기 벤토나이트 펠릿은, 5mm 이상 15mm 이하의 직경을 가지는,
완충재 현장 시공 방법. - 제 1 항에 있어서,
상기 가압 단계에서, 상기 완충 재료는 50Mpa 이상 180Mpa 이하의 압력으로 가압되는,
완충재 현장 시공 방법. - 제 6 항에 있어서,
상기 가압 단계에서 가압된 상기 버퍼층은 14cm 이상 60cm 이하의 두께를 가지는,
완충재 현장 시공 방법.
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