KR102634524B1 - 복합 가스 추적자를 활용한 dnapl 정량 평가 방법 - Google Patents
복합 가스 추적자를 활용한 dnapl 정량 평가 방법 Download PDFInfo
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- KR102634524B1 KR102634524B1 KR1020230083841A KR20230083841A KR102634524B1 KR 102634524 B1 KR102634524 B1 KR 102634524B1 KR 1020230083841 A KR1020230083841 A KR 1020230083841A KR 20230083841 A KR20230083841 A KR 20230083841A KR 102634524 B1 KR102634524 B1 KR 102634524B1
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- tracer
- radon
- gas
- dnapl
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000000700 radioactive tracer Substances 0.000 claims abstract description 107
- 229910052704 radon Inorganic materials 0.000 claims abstract description 56
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000005086 pumping Methods 0.000 claims abstract description 18
- 238000004090 dissolution Methods 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000012071 phase Substances 0.000 claims abstract description 12
- 238000009826 distribution Methods 0.000 claims abstract description 11
- 239000006185 dispersion Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000002474 experimental method Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 238000005273 aeration Methods 0.000 claims abstract description 5
- 239000008346 aqueous phase Substances 0.000 claims abstract description 5
- 238000004321 preservation Methods 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 41
- 229910052756 noble gas Inorganic materials 0.000 claims description 27
- 239000003673 groundwater Substances 0.000 claims description 24
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 14
- 239000011261 inert gas Substances 0.000 claims description 14
- 150000002835 noble gases Chemical class 0.000 claims description 13
- 238000011158 quantitative evaluation Methods 0.000 claims description 13
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 8
- 238000011002 quantification Methods 0.000 claims description 7
- 239000011780 sodium chloride Substances 0.000 claims description 7
- 239000003755 preservative agent Substances 0.000 claims description 6
- 230000002335 preservative effect Effects 0.000 claims description 6
- 229910052734 helium Inorganic materials 0.000 claims description 5
- 239000001307 helium Substances 0.000 claims description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 4
- 229910052743 krypton Inorganic materials 0.000 claims description 4
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052754 neon Inorganic materials 0.000 claims description 4
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims description 4
- 229910052724 xenon Inorganic materials 0.000 claims description 4
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 claims description 3
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims description 3
- 239000000243 solution Substances 0.000 abstract description 23
- 238000002347 injection Methods 0.000 abstract description 9
- 239000007924 injection Substances 0.000 abstract description 9
- 239000002131 composite material Substances 0.000 abstract 3
- 238000012360 testing method Methods 0.000 description 7
- 210000004381 amniotic fluid Anatomy 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 239000000383 hazardous chemical Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000001476 alcoholic effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000013401 experimental design Methods 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
- G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
- G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
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- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Geophysics (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
Description
Claims (7)
- 복합 가스 추적자 용액 제조를 위한 지하수를 제1 관정에서 양수하여 추적자 제조 용기에 수용시키는 단계;
양수되어 상기 추적자 제조 용기에 수용된 지하수에 라돈 폭기, 보존성 추적자 용해 및 라돈 제외-비활성기체 용해를 통해 보존성 추적자와 상분배 추적자를 포함하는 복합 가스 추적자 용액을 제조하는 단계 - 상기 상분배 추적자는 라돈 제외-비활성기체를 포함하는 것;
제조된 복합 가스 추적자 용액을 상기 제1 관정의 목표 심도에 주입하는 단계;
상기 목표 심도와 동일한 동일 심도의 제1 관정에서 지하수를 양수하는 단계;
상기 보존성 추적자의 지연 계수(retardation factor)를 1로 가정하고, 대수층의 분산지수(dispersivity)을 추정하는 단계;
상기 대수층의 분산지수를 바탕으로, 상기 상분배 추적자의 지연 계수를 추정하는 단계; 및
추적자 실험의 스웹 볼륨(swept volume) 내 존재하는 라돈의 포화도와 라돈 제외-비활성기체의 포화도에 기초하여 DNAPL(Dense Non-Aqueous Phase Liquid) 비율을 정량화하는 단계를 포함하되,
상기 복합 가스 추적자 용액을 제조하는 단계는,
양수되어 상기 추적자 제조 용기에 수용된 지하수에 라돈을 폭기시키는 단계;
상기 라돈이 폭기된 지하수에 보존성 추적자 용액을 용해시키는 단계; 및
상기 보존성 추적자 용액이 용해된 지하수에 라돈 제외-비활성기체를 용해시키는 단계를 포함하는 것을 특징으로 하는 복합 가스 추적자를 활용한 DNAPL 정량 평가 방법. - 제1항에 있어서, 상기 보존성 추적자는 염화나트륨(NaCl), 염화칼슘(CaCl2), 불화나트륨(NaF), 불화규산(H2SIF6) 중 적어도 하나 이상을 포함하고,
상기 라돈 제외-비활성기체는 헬륨(He), 네온(Ne), 아르곤(Ar), 크립톤(Kr), 제논(Xe) 중 적어도 하나 이상을 포함하는 것을 특징으로 하는 복합 가스 추적자를 활용한 DNAPL 정량 평가 방법. - 삭제
- 제1항에 있어서, 상기 라돈을 폭기시키는 단계는, 상기 추적자 제조 용기의 뚜껑을 연 상태에서 확산자(diffuser)를 통해 공기를 주입하여 용액내 용해된 라돈을 폭기시키는 단계를 포함하는 것을 특징으로 하는 복합 가스 추적자를 활용한 DNAPL 정량 평가 방법.
- 제1항에 있어서, 상기 라돈 제외-비활성기체를 용해시키는 단계는, 상기 추적자 제조 용기의 뚜껑을 닫은 상태에서 사전에 준비한 라돈 제외-비활성기체 혼합 가스를 주입하는 단계를 포함하는 것을 특징으로 하는 복합 가스 추적자를 활용한 DNAPL 정량 평가 방법.
- 제1항에 있어서, 상기 라돈 제외-비활성기체를 용해시키는 단계는, 원활한 용해를 위해 확산자(diffuser)를 활용하는 것을 특징으로 하는 복합 가스 추적자를 활용한 DNAPL 정량 평가 방법.
- 제1항에 있어서, 상기 라돈 제외-비활성기체를 용해시키는 단계는, 고른 용해를 위해 순환 펌프(circulation pump)를 활용하여 물을 순환시키며 용해를 진행하는 것을 특징으로 하는 복합 가스 추적자를 활용한 DNAPL 정량 평가 방법.
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KR1020230083841A KR102634524B1 (ko) | 2023-06-28 | 2023-06-28 | 복합 가스 추적자를 활용한 dnapl 정량 평가 방법 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100762220B1 (ko) | 2007-03-28 | 2007-10-04 | 재단법인서울대학교산학협력재단 | 분배성 추적자를 이용한 토양 유류 오염도의 측정방법 |
KR101410905B1 (ko) | 2014-03-28 | 2014-07-03 | 주식회사 지오그린이십일 | 불포화대 잔류상 오염물질 제거 시스템 및 그 방법 |
KR101804376B1 (ko) | 2016-03-11 | 2017-12-04 | 부경대학교 산학협력단 | 토양의 투수계수, 분산지수 및 유효공극률 동시 결정 장치 및 이를 이용한 토양의 투수계수, 분산지수 및 유효공극률의 결정 방법 |
-
2023
- 2023-06-28 KR KR1020230083841A patent/KR102634524B1/ko active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100762220B1 (ko) | 2007-03-28 | 2007-10-04 | 재단법인서울대학교산학협력재단 | 분배성 추적자를 이용한 토양 유류 오염도의 측정방법 |
KR101410905B1 (ko) | 2014-03-28 | 2014-07-03 | 주식회사 지오그린이십일 | 불포화대 잔류상 오염물질 제거 시스템 및 그 방법 |
KR101804376B1 (ko) | 2016-03-11 | 2017-12-04 | 부경대학교 산학협력단 | 토양의 투수계수, 분산지수 및 유효공극률 동시 결정 장치 및 이를 이용한 토양의 투수계수, 분산지수 및 유효공극률의 결정 방법 |
Non-Patent Citations (3)
Title |
---|
(논문) Dr. Lewis Semprini 외 1인. ‘Radon-222 as a Natural Tracer for Monitoring the Remediation of NAPL Contamination in the Subsurface’, OREGON STATE UNIV CORVALLIS DEPT OF CIVIL ENGINEERING, 2006.11.06.* * |
(논문) Ilryoung Cho 외 4인. ‘Characterization of a NAPL-contaminated site using the partitioning behavior of noble gases’, Journal of Contaminant Hydrology. vol.235, 2020.12.23.* * |
(논문) Matthias S. Brennwald 외 6인. ‘New Experimental Tools to Use Noble Gases as Artificial Tracers for Groundwater Flow’, Frontiers in Water. vol.4, 2022.07.11.* * |
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