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농업계 특수전문대학 학생들의 학습 환경에 따른 정신병리 차이와 개인상담의 효과검증
이도균,노환국,정달상,안진선,Lee, D.K.,Nho, W.G.,Jeong, D.S.,An, J.S. 국립한국농수산대학교 교육개발센터 2017 현장농업연구지 = Journal of practical agricultural resear Vol.19 No.1
This study is aimed at researching on psychopathological characteristics of agriculture-specialized college students, in a specific educational environment, consulting some students who show maladjusted characteristics, verifying its effects and providing basic data for college life instructions. The complete survey MMPI was conducted for 676 freshmen and juniors attending K agriculture-specialized college located in Jeollabuk-do. To analyze the results, basic statistics, bivariate correlation analysis, and multiple regression analysis were implemented. The results of this study are as follows; First, the level of overall clinical scale was lower than 50 points, standard point, and freshmen showed higher depression (D), hysteria (Hy) and psychasthenia (Pt) in general. Such results are different from the other study results. It is considered an anxiety in early stage, resulted from a living in a dormitory. For the juniors who came back from one-year practice, anxiety about employment seems little because they are already employed. Second, The effects of personal consultation for maladjusted students were proved (p<.01). The students who got consultation showed improvement effect from 'very bad condition' to 'considerable depression', which is low score. This study has a meaning in preventing from any accident, by screening maladjusted students who are supposed to learn in a specific situation, by relieving their symptoms through consultation and letting them concentrate on learning.
이도균,이대식,성규선,변상해,Lee, Do Kyun,Lee, Dae Sik,Sung, Kyu Sun,Byun, Sang Hae 한국벤처창업학회 2012 벤처창업연구 Vol.7 No.4
본 연구는 한국군 자살예방 프로그램이 병사의 스트레스대처방식, 문제해결능력, 우울과, 자살생각에 어떠한 효과가 있는지 검증하는데 그 목적이 있다. 이러한 연구목적을 달성하기 위하여 공군${\bigcirc}{\bigcirc}$ 부대에서 복무를 하고 있는 병사 중에서 사전 조사를 실시하여 자살징후 대상 병사와 부대로 부터 자살징후가 있다고 분류된 병사, 본인이 자살 충동을 느낀다고 본 프로그램에 참가의사를 밝힌 병사 등 총 64명을 대상으로 총 16회기의 자살예방 프로그램 교육을 실시하였다. 한국군 자살예방 프로그램의 실시 후 효과성을 검증하기 위한 통계처리는 SPSS 12.0 for Windows 통계 패키지 프로그램을 활용하여 빈도분석, 분산분석, 상관분석, t검정(Paired t-test)을 실시하였다. 그 결과 자살예방 프로그램이 스트레스대처 능력 및 문제해결능력이 향상되고 우울과 자살생각의 감소에 효과가 있는 것으로 나타났다. The purpose of this research is to analyze how the suicide prevention affects private soldiers' stress-coping method, problem-solving ability, depression, and idea of suicide. In order to achieve such research hypothesis, Air Force ${\bigcirc}{\bigcirc}$ Unit has previously classified 64 soldiers, who have signs of suicide, and are assorted to have suicidal symptoms by the Unit, and think that they have such symptoms and need our program. Following that, overall 16 times of suicide prevention program was carried out for them. For a statistical process of collected materials after testing the effectiveness of Korean Soldiers suicide prevention program, we practiced Frequency Analysis, Analysis of Variance, Correlation Analysis, and Paired t-test by using the statistical package program of SPSS 12.0 for Windows. In result, suicide prevention program shows positive effects upon improving stress-coping method and problem-solving ability as well as reducing depression and suicide thoughts.
지역 소규모 환경건설회사의 제출/승인 절차 분석에 관한 사례 연구
이도균,Lee, Do Gyun 인천대학교 도시과학연구원 2017 도시과학 Vol.6 No.2
A submittal, as a part of three main project management processes: production control, submittals and change orders, is the transmission of information from the subcontractor to the general contractor to the owner, architect, and structural engineer, for review and approval. The purpose of the submittal process is for submittals to be approved in order to start construction. This benefits the contractor by ensuring that the finished project will meet the expectations of the owner. This paper analyzed a case study regarding the submittal process for the local-based environmental construction company, which typically works as a subcontractor and may hire other subcontractors for additional work when applicable. The aim of this study was to roughly evaluate a project management process and understand the submittal process through the study of a case involving the local company.
이도균 대한토목학회 2015 KSCE JOURNAL OF CIVIL ENGINEERING Vol.19 No.7
Effective treatments for the removal of pathogenic microorganisms in drinking water and the reduction of biofouling/biocorrosion in industrial water are beneficial to public health and industry. This article proposed a conceptual approach for the development of target specific nano-carriers with encapsulated antimicrobial agents. Three types of nanocomposites including dendrimers, liposomes, and zeolite are proposed as suitable nano-carrier candidates. Bacteriophage lytic enzymes and quorum-sensing inhibitors could be alternative antimicrobial agents. Antibody-conjugated nano-carriers are able to specifically target the microorganisms responsible for waterborne-disease and biofouling/biocorrosion. Ultimately, the proposed conceptual approach, designed to be effective against target microorganisms in low concentrations of antimicrobial agents in water, could be economical and less/nontoxic for human and the environment.
기-고체 반응 모델을 이용한 Kideco탄의 이산화탄소 촉매 석탄가스화 반응 특성
이도균,이영우,황순철,이시훈,김상겸 한국청정기술학회 2015 청정기술 Vol.21 No.1
In this study, we have investigated the kinetics on the char-CO2 catalytic gasification reaction. Thermogravimetricanalysis (TGA) experiments were carried out for char-CO2 catalytic gasification of an Indonesian Kideco sub-bituminous. Na2CO3and K2CO3 were selected as catalysts which were physically mixed with coal. The char-CO2 catalytic gasification reaction showeda rapid increase of carbon conversion rate at 850 ℃, 60 vol% CO2, and 7 wt% Na2CO3. At the isothermal conditions ranging from750 ℃ to 900 ℃, the carbon conversion rates increased as the temperature increased. Four kinetic models for gas-solid reactionincluding the shrinking core model (SCM), random pore model (RPM), volumetric reaction model (VRM), and modified volumetricreaction model (MVRM) were applied to the experimental data against the measured kinetic data. The gasification kineticswere suitably described by the MVRM for the Kideco sub-bituminous. The activation energies for each char mixed with Na2CO3and K2CO3 were found 55-71 kJ/mol and 69-87 kJ/mol. 본 연구는 인도네시아 아역청탄인 키데코(Kideco)탄의 촤(char)-이산화탄소 촉매가스화 kinetic분석을 열중량분석기(thermogravimetricanalysis, TGA)를 이용하여 수행하였다. 촉매는 탄산칼륨 및 탄산나트륨을 선정하였으며, 석탄과 촉매의 물리적혼합을 통하여 촤를 제조하였다. 촤-이산화탄소 촉매가스화반응은 탄산나트륨 7 wt%, 850 ℃에서 이산화탄소 농도가 60vol%일 때 가장 빠른 탄소전환율을 보여주었다. 750~900 ℃ 등온조건에서 촤-이산화탄소 촉매가스화 반응결과, 온도가 증가할수록 탄소전환율 속도가 빨라졌으며, 기-고체 반응모델 shrinking core model (SCM), random pore model (RPM),volumetric reaction model (VRM) 및 modified volumetric reaction model (MVRM)을 실험결과에 적용하였을 때, MVRM이키데코탄의 가스화반응 거동을 잘 예측하였다. 또한 Arrhenius plot을 통한 활성화에너지는 탄산나트륨을 첨가한 촤가 탄산칼륨을 첨가한 촤보다 더 우수한 촉매 활성을 보여주었다.