JP2014085332A - 現場飽和透水係数測定器 - Google Patents
現場飽和透水係数測定器 Download PDFInfo
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- 238000003860 storage Methods 0.000 claims abstract description 54
- 239000003673 groundwater Substances 0.000 claims description 30
- 238000005259 measurement Methods 0.000 claims description 21
- 230000035699 permeability Effects 0.000 claims description 18
- 230000004907 flux Effects 0.000 claims description 17
- 239000002352 surface water Substances 0.000 claims description 13
- 238000012886 linear function Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 239000013049 sediment Substances 0.000 abstract description 25
- 230000008859 change Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 230000001965 increasing effect Effects 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
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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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
- E02D1/02—Investigation of foundation soil in situ before construction work
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
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- 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
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- 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
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
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Abstract
【解決手段】本発明の現場飽和透水係数測定器は、河床に固定設置され、内部に媒質が充填されるチャンバーと、前記チャンバーの外周縁の上下端にそれぞれ連通連結され、チャンバー内の水頭差を測定することができるようにする第1、第2水頭測定ラインと、前記チャンバーに一端が連通連結される連結ラインと、河床に一端が固定されてチャンバーから離隔して設置され、前記連結ラインの他端が連通連結され、前記チャンバーとの水頭差の調節と、河床のチャンバーから流入する水の量及び流入速度の測定に用いられる貯蔵管体とを含んでなる。
【選択図】図3
Description
比例定数Kを導入すると、数式1は数式2で表すことができる。
比例定数Kは、透水係数であって、多孔性媒質、および多孔性媒質を通過する流体の特性によって左右される。
は動水勾配(hydraulic gradient)を示す。
11 延長管
12 水平バー
20 第1水頭測定ライン
30 第2水頭測定ライン
40 連結ライン
50 貯蔵管体
51 挿入部
52 流入口
53 加圧片
60 自動水位測定器
70 加圧手段
Claims (3)
- 河床に固定設置され、内部に媒質が充填されるチャンバーと、
前記チャンバーの外周縁の上下端にそれぞれ連通連結され、チャンバー内の水頭差を測定することができるようにする第1、第2水頭測定ラインと、
前記チャンバーに一端が連通連結される連結ラインと、
河床に一端が固定されてチャンバーから離隔して設置され、前記連結ラインの他端が連通連結され、前記チャンバーとの水頭差の調節と、河床のチャンバーから流入する水の量及び流入速度の測定に用いられる貯蔵管体とを含んでなることを特徴とする、現場飽和透水係数測定器。 - 測定対象の河川現場で前記貯蔵管体の地下水面下の深度を調節して発生する前記チャンバーと前記貯蔵管体間の水頭差を用いて、前記チャンバーの下部から上部へ且つ前記チャンバーから前記貯蔵管体へ流動する水の流れを動力なしで誘導することを特徴とする、請求項1に記載の現場飽和透水係数測定器。
- 1)前記貯蔵管体の流入口を地表水面下の深度を多段階に変化させて測定した各段階別透水係数を比較し、
2)各段階別動水勾配とDarcy fluxが一次関数の関係を持つかを確認し、及び
3)各段階別動水勾配とDarcy fluxが成す一次関数の直線勾配が、前記1)、2)段階で確認された透水係数と一致するか否かを確認して、透水係数測定結果の正確度を重複的に検証することができるようにすることを特徴とする、請求項1に記載の現場飽和透水係数測定器。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2012-0119620 | 2012-10-26 | ||
KR1020120119620A KR101366057B1 (ko) | 2012-10-26 | 2012-10-26 | 현장 포화 수리전도도 측정기 |
Publications (2)
Publication Number | Publication Date |
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JP2014085332A true JP2014085332A (ja) | 2014-05-12 |
JP5646679B2 JP5646679B2 (ja) | 2014-12-24 |
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JP2013069892A Expired - Fee Related JP5646679B2 (ja) | 2012-10-26 | 2013-03-28 | 現場飽和透水係数測定器 |
Country Status (4)
Country | Link |
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US (1) | US9274039B2 (ja) |
EP (1) | EP2725340B1 (ja) |
JP (1) | JP5646679B2 (ja) |
KR (1) | KR101366057B1 (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101541342B1 (ko) * | 2014-05-08 | 2015-08-04 | 한국지질자원연구원 | 자연상태의 지표수/퇴적물 경계면에서의 물교환량(water exchange) 측정장치 |
KR101646987B1 (ko) | 2014-09-11 | 2016-08-23 | 한국지질자원연구원 | 비포화 다공성 매질의 포화 수리전도도 측정장치 |
KR101652370B1 (ko) * | 2015-01-28 | 2016-08-31 | 한국지질자원연구원 | 지하수-지표수 경계대에서의 물 및 물질 배출량 측정장치 |
CN106153521B (zh) * | 2016-08-22 | 2018-10-12 | 辽宁工程技术大学 | 一种砂、土二维非饱和渗流实验装置及方法 |
CN106500777B (zh) * | 2016-10-31 | 2019-03-01 | 北京林业大学 | 便携式冲刷槽总流量测定仪 |
CN106841033B (zh) * | 2017-01-18 | 2020-03-17 | 浙江科技学院(浙江中德科技促进中心) | 纳米凝胶固化砂土的ph值和孔隙率实时测试装置及方法 |
CN106840975B (zh) * | 2017-03-09 | 2023-03-03 | 西安理工大学 | 一种监测潜流交换通量的装置及监测方法 |
CN108007840A (zh) * | 2017-12-11 | 2018-05-08 | 合肥工业大学 | 一种能模拟水力梯度大小和方向动态变化条件的渗透装置 |
CN109682740B (zh) * | 2019-02-11 | 2021-11-30 | 河海大学 | 一种确定错动带非线性流渗透参数的方法 |
CN110320149B (zh) * | 2019-08-02 | 2021-08-03 | 西南石油大学 | 一种流向可调式不规则岩样高压渗透装置及测试方法 |
CN110646329A (zh) * | 2019-08-26 | 2020-01-03 | 中国电建集团华东勘测设计研究院有限公司 | 缓倾角软弱结构面灌浆后渗透变形现场试验方法及其试样装置 |
CN110376101B (zh) * | 2019-08-26 | 2024-03-01 | 中国地质科学院岩溶地质研究所 | 一种模拟管道内溶质向介质扩散影响的装置 |
CN110595984B (zh) * | 2019-10-29 | 2021-02-09 | 兰州理工大学 | 一种测量原状土饱和导水率的圆筒入渗仪及其测量方法 |
CN111027127A (zh) * | 2019-12-27 | 2020-04-17 | 深圳市工勘岩土集团有限公司 | 基坑定水头涌水量计算方法 |
KR102225911B1 (ko) | 2021-01-25 | 2021-03-11 | 한국지질자원연구원 | 토양의 포화 수리전도도 측정을 위한 변수두 투수시험 방법 및 장치 |
CN113417270B (zh) * | 2021-05-25 | 2022-09-13 | 中电建路桥集团有限公司 | 真空联合堆载预压处理深层软土路基施工的验证方法 |
CN114965208B (zh) * | 2022-05-09 | 2023-10-03 | 中国安能集团第三工程局有限公司 | 一种原位测量河床含水层渗透系数的方法和装置 |
CN116027013A (zh) * | 2023-01-04 | 2023-04-28 | 华中农业大学 | 一种自动测量土壤饱和导水率的装置和方法 |
Citations (2)
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JPS6125072A (ja) * | 1984-07-16 | 1986-02-03 | Oyo Chishitsu Kk | 地下水流動測定装置 |
JPH05239818A (ja) * | 1992-02-26 | 1993-09-17 | Tsurumi Seiki:Kk | 透水試験装置および透水試験方法 |
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GB990591A (en) * | 1962-11-13 | 1965-04-28 | Nat Res Dev | Apparatus for investigating seepage of liquids through the beds of reservoirs and the like |
KR20000012724U (ko) * | 1998-12-21 | 2000-07-15 | 신현준 | 지하 대수층 토양시료의 수리전도도 측정장치 |
KR20000013204U (ko) * | 1998-12-24 | 2000-07-15 | 신현준 | 지하 불투수층 토양시료의 수리 전도도 측정장치 |
US6412528B1 (en) * | 2000-09-19 | 2002-07-02 | Peter Alex | Siphoning pump apparatus |
KR20020086316A (ko) * | 2002-07-30 | 2002-11-18 | 이상학 | 수압을 이용 무동력 무펌프로 심층수를 얻어 이용하며수압을 이용 무동력 무펌프로 상수원 댐 퇴적층을 준설써징하는 방법 공법 |
KR101059129B1 (ko) * | 2010-04-30 | 2011-08-25 | 한국지질자원연구원 | 지하수 지표유출 유속 유량 측정 장치 및 그 모니터링 장치 |
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2012
- 2012-10-26 KR KR1020120119620A patent/KR101366057B1/ko active IP Right Grant
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2013
- 2013-03-28 JP JP2013069892A patent/JP5646679B2/ja not_active Expired - Fee Related
- 2013-04-10 US US13/859,774 patent/US9274039B2/en not_active Expired - Fee Related
- 2013-04-12 EP EP13163538.5A patent/EP2725340B1/en not_active Not-in-force
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6125072A (ja) * | 1984-07-16 | 1986-02-03 | Oyo Chishitsu Kk | 地下水流動測定装置 |
JPH05239818A (ja) * | 1992-02-26 | 1993-09-17 | Tsurumi Seiki:Kk | 透水試験装置および透水試験方法 |
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US9274039B2 (en) | 2016-03-01 |
JP5646679B2 (ja) | 2014-12-24 |
KR101366057B1 (ko) | 2014-02-26 |
EP2725340B1 (en) | 2016-03-23 |
EP2725340A2 (en) | 2014-04-30 |
EP2725340A3 (en) | 2014-05-21 |
US20140116114A1 (en) | 2014-05-01 |
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