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홍진표,박수빈,최순호,이수정,박종익,하규섭,Hong, Jin-Pyo,Park, Su-Bin,Choi, Soon-Ho,Lee, Soo-Jung,Park, Jong-Ik,Ha, Kyoo-Seob 대한불안의학회 2012 대한불안의학회지 Vol.8 No.1
Introduction : Suicide in Korea has increased to 31.2 persons per 100,000 population, the world's highest level. Suicide is the 10th leading cause of death in the world, but in Korea, it is 4th leading cause of death. Therefore suicide is a serious problem in Korea. Many suicide prevention strategies have been proposed. Despite efforts to prevent suicides in Korea, a steady increases in the number of suicides has been brought into question the effectiveness of suicide prevention activities in Korea. Methods : Strategy of restricting suicide methods in many countries was reviewed. Systematic approach to restrict suicidal methods in Korea is proposed. Results : Restricting suicide methods is one of the effective suicide prevention strategies employed in the UK and other countries. Since many suicides occur impulsively, suicide attempt lethality is an important factor in determining the rate of deaths in suicidal attempts. Physical restriction of suicide methods is important in preventing suicide, but restriction of cognitive access to information about suicide and suicide method is more important in preventing suicide. In particular hanging is one of the most common methods of suicides in Korea, it is crucial to develop strategies to prevent suicide by hanging cognitively. Also information about suicide should be properly controlled. To do this, suicide news reporting guidelines should be observed, and website makers whose websites provoke thoughts about suicide should be more strictly sanctioned. Conclusion : Restricting suicide methods along with other suicide prevention plans may be the most effective way to prevent suicide in Korea.
타이타늄 운동축을 삽입한 하이드록시아파타이트 안와삽입물의 합병증에 관한 임상 연구
홍진표,윤진숙,라상훈,이상렬,Jin Pyo Hong,Jin Sook Yoon,Sang Hoon La,Sang Yeul Lee 대한안과학회 2006 대한안과학회지 Vol.47 No.7
Purpose: To evaluate the complications of titanium motility pegged hydroxyapatite orbital implant. Methods: We retrospectively reviewed the records of 77 patients who underwent drilling with titanium motility peg hydroxyapatite orbital implant from May 2000 to April 2005. Results: Of 77 patients (77eyes), 22 complications in 14 eyes (18.2%) occurred: 8 cases of major discharge (10.4%), 7 cases of granulation tissue overgrowth (9.1%), 3 cases of sleeve head exposure (3.9%), 4 cases of peg extrusion (5.2%) and 2 cases of hydroxyapatite exposure around pegged hole (2.6%). Conclusions: Hydroxyapatite exposure around pegged hole was most infrequent among complications of titanium motility peg system. It is considered that the use of titanium motility pegs will increase, as a bioinert material.
수변녹지 조성을 위한 토지매수 우선순위 산정 방안 연구
홍진표 ( Jin Pyo Hong ),이재원 ( Jae Won Lee ),최옥현 ( Ok Hyun Choi ),손주동 ( Ju Dong Son ),조동길 ( Dong Gil Cho ),안동만 ( Tong Mahn Ahn ) 한국환경복원기술학회 2014 한국환경복원기술학회지 Vol.17 No.4
The Korean government has purchased land properties alongside any significant water bodies before setting up the buffers to secure water qualities. Since the annual budgets are limited, however, there has always been the issue of which land parcels ought to be given the priority. Therefore, this study aims to develop efficient mechanism for land acquisition priorities in stream corridors that would ultimately be vegetated for riparian buffer zones. The criteria of land acquisition priority were driven through literary review along with experts` advice. The relative weights of their value and priorities for each criterion were computed using the Analytical Hierarchy Process(AHP) method. Major findings of the study are as follows: 1. The decision-making structural model for land acquisition priority focuses mainly on the reduction of non-point source pollutants(NSPs). This fact is highly associated with natural and physical conditions and land use types of surrounding areas. The criteria were classified into two categories-NSPs runoff areas and potential NSPs runoff areas. 2. Land acquisition priority weights derived for NSPs runoff areas and potential NSPs runoff areas were 0.862 and 0.138, respectively. This implicates that much higher priority should be given to the land parcels with NSPs runoff areas. 3. Weights and priorities of sub-criteria suggested from this study include: proximity to the streams(0.460), land cover(0.189), soil permeability(0.117), topographical slope(0.096), proximity to the roads(0.058), land-use types(0.036), visibility to the streams(0.032), and the land price(0.012). This order of importance suggests, as one can expect, that it is better to purchase land parcels that are adjacent to the streams. 4. A standard scoring system including the criteria and weights for land acquisition priority was developed which would likely to allow expedited decision making and easy quantification for priority evaluation due to the utilization of measurable spatial data. Further studies focusing on both point and non-point pollutants and GIS-based spatial analysis and mapping of land acquisition priority are needed.
아이치 생물다양성 목표 11의 이론적 고찰 - 보호지역의 양적 확대 목표와 질적 향상 목표를 중심으로 -
홍진표,심윤진,허학영,Hong, Jin-Pyo,Shim, Yun-Jin,Heo, Hag-Young 한국환경복원기술학회 2017 한국환경복원기술학회지 Vol.20 No.5
This study aims to provide basic understanding for evaluating the quantitative and qualitative progress of national protected areas, through the theoretical review of Aichi Biodiversity Target 11 in order to comply with recommendations of international community and to conserve biodiversity. As a result of the study, Aichi Biodiversity Target 11 sets out the specific contents that the Parties should achieve for protected areas by identifying them as temporal and spatial goals. The temporal goal, the time schedule for achieving the goal, is 2020, and the spatial goal is divided into quantitative expansion goals and qualitative improvement goals. The quantitative expansion goals present the target coverage of protected areas separately terrestrial and marine. The qualitative improvement goals include the target areas for conservation and five conservation considerations. The conservation targets focus on the important areas with regard to biodiversity and ecosystem services. The five conservation considerations mean effective management, equitable management, ecological representativeness, connectivity, and integration into the landscape and seascape for protected areas. Finally, it suggests that two tracks of protected areas and other effective area-based conservation measures(OECMs) should be used as conservation measures to build an integrated system. The results of this study can be applied to quantitative and qualitative evaluation methods for protected areas and it can contribute to achieve quantitative expansion goals and qualitative improvement goals for them.
Jin-pyo Hong(홍진표),Sang-hwan Yoon(윤상환),Hyeon-kyu Yoon(윤현규),Jung-Tae Kim(김정태),Jun-Tae An(안준태) 한국기계가공학회 2021 한국기계가공학회지 Vol.20 No.8
Gears, which rotate and transmit power by interlocking two cogwheels, were invented in BC. They have been used in various systems, including industrial machinery, transportation devices, and living facilities, through the industrial revolution. Regardless of how they are used, gears are a major source of noise and vibration. Many effective measures are being taken to reduce the radiation noise generated from gears, most commonly by lubrication. Lubrication in gear units reduces friction on interlocking gear surfaces, dampening radioactive noise. This can be very useful for quiet gear design if these lubricating damping effects can be reflected in the analytical phase for gear design. This study experimentally confirms the properties of lubricated and non-lubricated radioactive noise by designing a decelerator gearbox and analyzing the radioactive noise characteristics by torque, rotation, and the number of gears using computer analysis.
배기가스 세정장치내 유체 유동에 대한 다공성 매질 적용 기반의 전산해석적 연구
홍진표(Jin-pyo Hong),윤상환(Sang-hwan Yoon),윤현규(Hyeon-kyu Yoon),김래성(Lae-sung Kim),안준태(Jun-tae An) 한국기계가공학회 2022 한국기계가공학회지 Vol.21 No.2
Exhaust gases emitted from internal combustion engines contain nitrogen oxides (NOx) and sulfur oxides (SOx), which are major air pollutants causing acid rain, respiratory diseases, and photochemical smog. As a countermeasure, scrubber systems are being studied extensively. In this study, the pressure drop characteristics were analyzed by changing the exhaust gas inflow velocity using a scrubber for a 700 kW engine as a model. In addition, the fluid flow inside the scrubber and the behavioral characteristics of the droplets were studied using CFD, and the design compatibility of the cleaning device was verified. Flow analysis was performed using inertial and viscous resistances by applying porous media to the complex shape of the scrubber. The speed of the exhaust passing through the outlet nozzle from the inlet was determined through the droplet behavior analysis by spraying, and the flow characteristics for the pressure drop were studied. In addition, it was confirmed through computational analysis whether there was a stagnation section in the exhaust gas flow in the scrubber or the sprayed droplets were in good contact with the exhaust gas.