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Effects of Soil Neutralizing Treatments on Soil Characteristics and Growth of Aster koraiensis in the Acid Soil of Abandoned Metal Mine

  • Jung, Mun Ho;Lee, Sang Hwan;Kim, Yoon Su;Park, Mi Jeong
    • Korean Journal of Soil Science and Fertilizer
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    • v.49 no.3
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    • pp.287-292
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    • 2016
  • The objectives of this study were to investigate the effects of soil neutralizing treatments on soil characteristics and growth of Aster koraiensis in the acid soil of abandoned metal mine for selection of proper neutralizer. The most effective neutralizers were acid mine drainage sludge, waste lime + oyster and compost. Those neutralizing treatments showed promoting growth of Aster koraiensis. According to this study, it is applicable of acid mine drainage sludge, waste lime + oyster and compost to neutralize acid soil for rehabilitation in abandoned metal mine. However, follow-up study is necessary to calculate proper ratio of each neutralizer.

Mine Algorithm : A Metaheuristic Imitating The Action of The Human Being (Mine 알고리즘 : 인간의 행동을 모방한 메타휴리스틱)

  • Ko, Sung-Bum
    • The KIPS Transactions:PartB
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    • v.16B no.5
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    • pp.411-426
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    • 2009
  • Most of the metaheuristics are made by imitating the action of the animals. In this paper, we proposed Mine Algorithm. The Mine Algorithm is a metaheuristic that imitates the action of the human being. Speaking of search, the field in which the know-how and the heuristics of the human being are melted best is the mining industry. In the Mine Algorithm we formalize the action pattern of the human being by focusing the mine business. The Mine Algorithm uses various searching techniques fluently and shows equally good performance for broad problems. That is, it has good generality. We show the improved generality of the Mine Algorithm by the comparing experiments with the conventional metaheuristics.

A Study on mine drainage characteristcs as abandoned Coal mine in Gyeongsang province (경상도 일대의 폐탄광 갱내수의 수질 특성 연구)

  • Jung, Young-Kook;Hong, Ji-Hye;Lee, Dong-Jin;Kim, Jeong-Phill;Kim, Dae-Gi;Joo, Sang-Don
    • Proceedings of the Korean Geotechical Society Conference
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    • pp.1440-1445
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    • 2008
  • There are 21 abondoned coal mines drained out mine water in gyeong sang do. We monitored the water quality of 31 mine drainage from 1995. The most of mine drainage was neutral as the average pH was 6.22 and Fe, Mn, Al concentration was below 10mg/L. The result showed the tendency of decreasing of flow and metal concentration. The highest Mn concentration was detected in bonghwa area and the hightest Fe concentration was detected in munkyung area. It means that the water quality is closly related to geological features.

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DISTRIBUTION AND SCOPE ANALYSIS OF SOIL AND WATER POLLUTION CONTAMINANT AT ABANDONED METALLIFEROUS MINES USING GIS

  • Kim, Jung-A;Yoon, Suk-Ho;Choi, Jong-Kuk;Kim, Won-Kyun
    • Proceedings of the KSRS Conference
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    • v.2
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    • pp.721-724
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    • 2006
  • Among many sources of soil and water pollution, former mining regions also play an important role in distribution and scope of pollution. In response, KMRC has made an investigation into the status mine hazard at the abandoned metalliferous mine area in Korea. In this study, we analyzed distribution of mine hazards at abandoned metalliferous mines using GIS. We considered the distribution of mine hazards and its magnitude for each abandoned mine and displayed the mine hazard index (MHI) using GIS. We divided the MHI value for each mine into 5 classes, and displayed the first class as smallest point symbol and the last class as biggest point symbol. The biggest symbol shows the most serious status of mine hazards. This GIS function was included in the AMGIS system KMRS are running, and it would be helpful to make decision of reclamation priority at abandoned metalliferous mine area.

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Investigation on the Contamination of the Vicinity of Abandoned Coal Mines Located Near the Obong Darn and Preventive Measures (오봉댐 유역의 폐탄광에 의한 오염특성과 감소방안 연구)

  • Park, Sun Hwan;Chang, Yoon Young;Jeong, Jeong Ho;Son, Jeong Ho;Park, Seok Hyo
    • Journal of Environmental Impact Assessment
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    • v.16 no.2
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    • pp.143-156
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    • 2007
  • This study has researched the management status and the pollution level of water, soil, stream sediments of 11 abandoned coal mines out of a total of 12 within Obong-Dam area except Bukyung mine, which was submerged when constructing Obong-Dam, and selected areas which are in needs to have pollution control facilities in the first place. From the results of examination on the runoff at the waste rock pile and mineheads, the runoff from Sueun mine (pH, Fe, Al), Samwon mine (pH, Al), Wangdo mine (pH, Al), Mose mine (pH, Fe, Al) and Daeryeong mine (pH) exceeded the permissible discharge standards of the water quality, but the water at merging point with Obong-Dam after joined with Doma branch satisfied both Water Quality Standards and Drinking Water Quality Standards. In regard to groundwater contamination, it is found that areas where exceeded the Drinking Water Quality Standards are Wangdo mine (pH), Jangjae mine (pH, Zn), Daeryeong mine (pH) whereas all areas satisfied Soil Contamination Warning Standards of Soil Environmental Conservation Law. When comparing a research result on underwater sediments of branches of abandoned mines to the EPA Guidelines for classification of great lakes harbor sediments, Dongguk Gaerim (Fe), Jungwon mine (Fe), Daebo mine (Mn), Samwon mine (Mn) and Daeryeong mine (Mn) showed mid-level of contamination, whereas Sueun (Fe, Mn), Daebo mine (Fe), Woosung mine (Fe, Mn), Wangdo mine (Fe, Mn), Mose mine (Fe) and Daeryeong mine (Fe) showed high-level of contamination. In addition, contamination levels of underwater sediments in Wangsan and Doma branch where abandoned mine's branches merge together, Wangsan branch showed no contamination at all whereas Doma branch shows mid-level of contamination which reflect the Doma branch is affected by waste rock pile and minehead runoff of the abandoned mines in the Doma branch area. It is concluded that Mose mine and Sueun mine required treatment of acid mine drainage. and Wangdo, Jungwon, and Samwon mines were in need of mine tailing and erosion control work. The Samwon mine additionally required a control system for closed minehead runoff. Although the Samwon mine reached a high concentration of Al, Mn $Ca^{2+}$, $SO{_4}^{2-}$ in the runoff, the levels decreased after it was combined with a tributary. It has been concluded that after further monitoring of the cause of pollution, a preventive measure system may be needed to be built.

Comparative Investigation of the Contamination characteristics on As contaminated Sites (비소 오염지역의 오염특성 비교조사)

  • Yu, Chan;Yun, Sung-Wook;Baek, Seung-Hwan;Park, Jin-Chul;Lee, Jung-Hoon
    • Proceedings of the Korean Geotechical Society Conference
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    • pp.1647-1654
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    • 2008
  • The characteristics of arsenic(As) contamination were investigated on soils of 3 abandoned metal mine sites in Gangwon-do, Korea. Total forty nine soils were sampled to conduct standard methods(extraction by 1HCl), sequential extraction and column leaching test. Concentration of As extracted by 1N HCl was ordered as follows: A mine > B mine > C mine, and the concentration of arsenic in the soils of A mine was significantly greater than that at any other cases and all samples of A mine were exceeded the national regulation of $6mg \;kg^{-1}$. In the results of sequential extraction, the potential contamination risk for groundwater and plants was ordered as follows: C mine > B mine > A mine because the C mine showed the relatively greater mobility and bioavailability of fraction than any other mines. And, in colume test, concentration of As was ordered as follows: C mine > B mine > A mine, and it was expected that these results were connected with fraction characteristics of the mine sites. Therefore adequate leaching investigations should be used to simulate the effect of natural leaching conditions, and to predict both the potential mobility of metals to groundwater and their bioavailability to plants under natural conditions.

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A System Design Method of Mine Warfare Using Information for SONAR and MDV (소나와 무인기뢰처리기 정보를 활용한 기뢰전 체계 설계 방안)

  • Kim, Jun-Young;Shin, Chang-Hong;Kim, Kyung-Hee
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.39C no.12
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    • pp.1243-1249
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    • 2014
  • The naval mine is the explosives that are installed in the water in order to attack surface ships or submarines. So mine warfare is a very important component of naval operations. In this paper, first, understanding of the general concept about mine warfare. Second, introduce the mine hunting progress and mine sweeping progress. And then, suggest the system design method of mine counter measure warfare using several functions. The functions are mine area detection algorithm for side scan sonar image using Adaboost algorithm, and calculation to mine hunting progress rate and mine sweeping progress rate. And techniques that lead the mine disposal vehicle(MDV) to mine.

A Strategy for the Establishment of the Abandoned Mine GIS (페탄광GIS 구축방안에 관한 연구)

  • 정문섭;김윤상;최용복
    • Spatial Information Research
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    • v.10 no.1
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    • pp.123-138
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    • 2002
  • The Abandoned Mine Geographic Information System(GIS) should be established in order to prevent and restore mine damages and to revitalize the economy in abandoned mine regions. The purpose of this paper is to develop and propose a pilot system and the Abandoned Mine GIS. The basic concept for the establishment of the Abandoned Mine GIS is embodied through case studies of various countries. Gosari region in Samcheok City is selected as a sample site for a pilot system. Through construction and operation of the pilot system, a rational method and some difficulties are identified. Based on tole result of the pilot system, directions and schedules for the establishment of the Abandoned Mine GIS are presented.

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폐광 전후 삼탄 광산배수의 수질특성과 의의

  • 정영욱;강상수;임길재;홍성규;조원재;조영도;전호석;민정식
    • Proceedings of the Korean Society of Soil and Groundwater Environment Conference
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    • pp.422-425
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    • 2003
  • This study was carried out to apprehend the variation of quality of mine drainage in the abandoned Samtan coal mine. After closure of coal mine, although still pumping, water level in underground was raised to loom and the concentration of some elements such as Fe and Mn was elevated. At present, the worst pollution source in this area is too the acidic leachate drained from uncovered mine waste impoundment. The flow rate of mine drainage from the adit is ave. about 20,000t/d. If water were flooded and deteriorated due to stopping pumping, the impact of the mine drainage on the stream around the abandoned mine would be more severe. Therefore, It is considered that the prediction of water quality of mine drainage from the adit after stopping pumping will be very important with a view to establishing countermeasures.

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A Study on the Ground Following and Location Marking Method for Mine Detection System (지뢰 탐지를 위한 지면추종 및 탐지위치 표식에 관한 연구)

  • Lee, Myung-Chun;Shin, Ho-Cheol;Yoon, Jong-Hoon
    • Journal of the Korea Institute of Military Science and Technology
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    • v.14 no.6
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    • pp.1002-1008
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    • 2011
  • The mine-detection system, which is one of the various mission equipments for Ground Vehicle System, detects mine under the ground. The mine detection sensors comprised of Metal Detection(MD) sensor and Ground Penetration Radar(GPR) are attached on the end of the multi-DOF manipulator. The manipulator moves the sensor to sweep mine areas keeping the pre-determined distance between the sensor and ground to enhance mine detection performance. The detection system can be operated automatically, semi-automatically and manually. When the detection system is operated automatically, the sensor should avoid collisions with unexpected obstacles which may exist on the ground. Two types of ultra-sonic sensors were developed for the mine detection sensor system to keep the appropriate gap between sensor and the ground to avoid the obstacles. Also, mine place marking device was developed.