http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
웰다잉(well-dying) 교육프로그램이 대학생의 죽음과 웰다잉에 대한 인식에 미치는 효과
손민서(Min Seo Son),윤지아(Ji Ah Yu) 한국자료분석학회 2022 Journal of the Korean Data Analysis Society Vol.24 No.6
본 연구는 웰다잉(well-dying) 교육프로그램이 간호대학생과 타전공대학생의 ‘죽음에 대한 인식’과 ‘웰다잉에 대한 인식’에 미치는 효과를 확인하여 청년층을 대상으로 한 웰다잉 교육프로그램 개발의 기초자료를 제공하고자 하였다. 연구설계는 두 집단 사전-사후 설계로 연구 대상은 최종 간호대학생 55명, 타전공대학생 52명이었으며, 연구 기간은 2021년 10월 4일부터 10월 11일까지로 주 1회 1시간씩 2주간 실시하였다. 수집된 자료는 SPSS 26.0 프로그램을 이용하여 paired t-test, Repeated measured ANOVA로 분석하였다. 연구결과, 전체 대상자는 죽음에 대한 인식의 하위영역인 ‘죽음에 대한 불안(F=4.92, p=.029)’, ‘죽음에 대한 부정(F=10.03, p=.002)’은 유의하게 감소하였으며 ‘죽음에 대한 관심도(F=13.91, p<.001)’, ‘죽음에 대한 긍정도(F=29.17, p<.001)’, ‘죽음에 대한 생명존중의지(F=5.80, p=.018)’와 ‘웰다잉에 대한 인식(F=11.11, p=.001)’은 유의하게 향상되었다. 또한 그룹 별 차이로 간호대학생은 ‘죽음에 대한 관심도(t=2.92, p=.005)’, ‘죽음에 대한긍정(t=5.06, p<.001)’, ‘생명존중의지(t=2.26, p=.028)’, ‘웰다잉에 대한 인식(t=2.67, p=.010)’ 향상에유의한 효과가 있었으며, 타전공대학생은 ‘죽음에 대한 부정(t=-2.91, p=.005)’, ‘죽음에 대한 관심도(t=2.35, p=.023)’, ‘죽음에 대한 긍정(t=2.62, p=.012)’ 향상에 유의한 효과가 있었다. 이를 바탕으로 웰다잉 교육프로그램을 대학생을 대상으로 확대 적용하기 위한 기초자료에 활용될 수 있을것이다. This study was a quasi-experimental research to confirm the effect of a well-dying education program on the perception of death and well-dying among college students. It was intended to provide basic data for the development of well-dying education programs targeting youth. The study design was a two-group pre-post design, and the participants of the study were 55 nursing students and 52 non-nursing students from one university. The data was collected from October 4 to October 11, 2021, once a week for 1 hour for 2 weeks and analyzed using paired t-test and repeated measured ANOVA using the SPSS 26.0 program. The participants showed a significant decrease in 'Anxiety of death', and 'Denial of death'. A well-dying education program's beneficial effect significantly improves 'Interest of death', 'Positive of death', ' Will to respect life', and 'Perception of Well-dying' in the participants. In addition, by group differences, nursing students had ‘Interest of death’, ‘Positive of death’, and ‘Will to respect life’ and ‘Perception of Well-dying’ had a significant effect on improvement. College students in other majors had ‘Denial of death’, ‘Interest of death’, and ‘Positive of death’ had significant effects. Based on this study, the well-dying education program can be expanded and applied to college students, which can be used to change the perception of death and well-dying among them positively.
제철 슬래그를 이용한 광물 탄산화 기술의 개발 현황과 연구 방향
손민아 ( Minah Son ),김국희 ( Gookhee Kim ),한건우 ( Kunwoo Han ),이민우 ( Min Woo Lee ),임준택 ( Jun Taek Lim ) 한국화학공학회 2017 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.55 No.2
In the present paper, we investigated the development status of precipitated calcium carbonate (PCC) production using steel slag, which is one of mineral carbonation (MC) technologies, from the standpoint of CO<sub>2</sub> utilization. Principle, feature, and global and domestic development status of the mineral carbonation technology were discussed together with the overview of the production method and market of PCC. Mineral carbonation is known as stable and environmentally-friendly technology enabling economical treatment of industrials wastes. Typically, PCC is produced by the reaction of CO<sub>2</sub> with supernatant solution after Ca extraction from steel slag followed by the separation of solid and liquid. The development status of MC using steel slag is at the pilot stage (Slag2PCC at Aalto University), and there remains the process economics improvement for commercialization. Key technologies for the further development are efficient extraction of Ca ions from steel slag including impurities removal, valorization of PCC via shape and size control, usage development and value-addition of residual slag, and optimization of reaction conditions for continuous process setup, etc.
손민,김도헌,구자예,장홍빈,강문중,Son, Min,Kim, Dohun,Koo, Jaye,Chang, Hongbeen,Kang, Moonjung 항공우주시스템공학회 2014 항공우주시스템공학회지 Vol.8 No.3
An inner flow of a porous cylinder with partial slots was visualized to study fluidic phenomena in a solid rocket motor. A high-pressure chamber and an air supply system for high flow rate were used. In order to visualize the inner flow, the smoke generator with a cam-driven pump and heaters and high speed camera were adopted. The results of the cylinder type and the partial slot type were compared. As a result, the injected smoke flow in the partial slot type had circumferential fluctuations unlike the cylinder type. It was found that the circumferential flow induced from the partial slots could be the cause of combustion instability and roll torque.
1-D 모델링을 통한 터보펌프식 액체로켓 엔진의 동적 특성 해석
손민,구자예,Son, Min,Ku, Ja-Yeo 항공우주시스템공학회 2010 항공우주시스템공학회지 Vol.4 No.1
As the rocket KSLV-1 called NARO was launched lately, development of domestic rocket technology has been accelerated elastically. Since the rocket technology needs a lot of empirical data, a variety of experiments should be done and lots of time have to be spent for accumulating the foundation of technology. However using a computer can be the solution to close a gap of technique because the simulation can be executed in short time against real experiments and calculate a multiplicity of cases easily. In this research, the transient analysis of turbopump-fed liquid rocket system was worked by the one dimensional modeling. The rocket system consists of the modulized components that are engine, turbopump and so on. For 70 ton class system, the rocket transient process of starting was studied and the performance analysis in steady condition was achieved. In addition, the estimation of nozzle internal flow was investigated by using a nozzle coefficient.
폐광산 지반의 역학적 특성 추정을 위한 최적설계 기법에 관한 연구
손민,문현구,정혁상,김영수,박성현,Son, Min,Moon, HyunKoo,Jung, HyukSang,Kim, YoungSu,Park, SungHyun 한국터널지하공간학회 2020 한국터널지하공간학회논문집 Vol.22 No.1
국내 폐광산은 다양한 형태의 침하를 발생시키고 있으며 이러한 침하의 예측 및 위험도의 평가는 대단히 어려운 실정이다. 기존 수치해석을 활용한 침하 예측 및 위험도 평가 연구에서는 지질구조와 지반조건에 대해 통합 물성을 적용하고 채굴적 주변 소성영역을 해석하는데 그치고 있다. 또한 입력정보를 확보하는데 있어 제한된 자료밖에 파악할 수 없는 현실적인 한계점이 존재하며 이는 곧 수치해석 결과의 신뢰성 저하로 연결된다. 본 연구에서는 실제 침하가 발생한 폐광산을 대상으로 현장 지질구조 및 지반정보를 적용하여 2차원 모델링을 수행하였다. 또한 지반물성을 수정하여 해석결과와 실제 침하지 정보(규모, 위치)의 차이가 최소가 되도록 수치해석을 반복하여 해석모델을 보정하였다. 이러한 보정에 있어 최적화 기법을 적용하여 자동화하였으며 다수의 지반물성을 나누어 고려하는 단계적 최적설계 기법을 개발하였다. The domestic abandoned mines are generating subsidence and it is difficult to predict this subsidence and evaluate the risk. The study of the subsidence risk evaluation using the existing numerical analysis only applies the integrative property to the geological structure and ground condition, and analyzes the goaf peripheral plastic domain. Also, there is a realistic limit that only restricted materials can be apprehended in securing the input information, which leads to the low reliability of the numerical analysis result. In this study, 2-dimensional modeling was performed by applying the field geological structure and ground information targeting abandoned mine where the subsidence occurred. Also, the analysis model was revised by repeating the numerical analysis for the difference between the real subsidence ground information and the analysis result to be minimized by modifying the ground property. This revision was automated by applying the optimization technique and the gradational optimal design method dividing multiple ground properties was developed.