http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
박현철,김근기,김용균,이상몽,손홍주,최인수,신택순,Park, Hyean-Cheol,Kim, Keun-Ki,Kim, Yong-Gyun,Lee, Sang-Mong,Son, Hong-Joo,Choi, In-Soo,Shin, Taek-Soon 한국생명과학회 2007 생명과학회지 Vol.17 No.6
우리나라에서 발생하고 있는 버즘나무의 주요 해충인 버즘나무 방패벌레의 효과적인 방제를 위해 개발된 신규 합성물질과 기존 나무 해충 방제용 약제인 Carbaryl과 Pirimicarb의 방제효과를 검정하였다. 신규 합성물질의 48시간 경과 후의 방제율이 성충과 약충 각각 98.9%와 97.5%로서 기존 살충제인 Carbaryl의 84.6% 및 85.6%, Pirimicarb의 83.0% 및 90.7% 보다 높았으며, 실험 약제에 대한 감수성 조사 결과에서 신규 합성 물질의 LC$_{50}$값이 1.5 ppm으로 가장 낮아 역시 방제효과가 가장 좋은 것으로 조사되었으며, 다음이 Carbaryl이 3.7 ppm, Pirimicarb이 30.4 ppm순으로 살충효과를 나타내었다. To determine the effects of newly developed insecticide (Ultra) on Sycamore lace bug (Corythucha ciliata), ten leaf discs were sprayed with the Ultra solution including the other selected commercialized insecticide solutions such as Carbaryl and Pirimicarb, and also with a water-sprayed control. According to the results, the control effect of Ultra on the adults and immatures was respectively 98.9% and 97.5% after 48hr, and the corresponding values were higher than that of the other tested insecticides (i.e Carbaryl showed 84.6% for adults and 85.6% for immatures; Pirimicarb showed 83.0% for adults and 90.7% for immatures). For the Susceptibility test, LC$_{50}$ value of Ultra showed the lowest as 1.5ppm, the value of Carbaryl and Pirmicarb were 3.7 ppm and 30.4 ppm, respectively. Therefore, the insecticidal effects were better for the newly developed insecticide than the commercialized insecticides.
The Development of the Foundation of Offshore Wind Turbines
박현철,Shi,Wei,Hyunchul Park 한국신재생에너지학회 2008 한국신재생에너지학회 학술대회논문집 Vol.2008 No.10
Offshore wind farms will contribute significantly to the renewable generation of electricity for the world. The economic development of wind farms depends, however, on development of efficient solutions to a number of technical issues, one of these being the foundations for the offshore turbines. We review here the results of recent research for wind turbine foundations. Also it is a short overview of some of the challenges facing the growth of offshore wind energy foundation technology.
회전하는 타이어의 변형에너지 손실에 의한 온도분포 해석
박현철,윤성기,송태석,김남전,Park, Hyun-Cheol,Youn, Sung-Kie,Song, Tae-Sok,Kim, Nam-Jeon 대한기계학회 1997 大韓機械學會論文集A Vol.21 No.5
This paper addresses the systematic procedure using sequential approach for the analysis of the coupled thermo-mechanical behavior of a steady rolling tire. Not only the knowledge of mechanical stresses but also of the temperature loading in a rolling tire are very important because material damage and material properties are significantly affected by the temperature. In general, the thermo-mechanical behavior of a pneumatic tire is highly complex transient phenomenon that requires the solution of a dynamic nonlinear coupled themoviscoelasticity problem with heat source resulting from internal dissipation and friction. In this paper, a sequential approach, with effective calculation schemes, to modeling this system is presented in order to predict the temperature distribution with reasonable sccuracies in a steady state rolling tire. This approach has the three major analysis modules-deformation, dissipation, and thermal modules. In the dissipation module, an analytic method for the calculation of the heat source in a rolling tire is established using viscoelastic theory. For the verification of the calculated temperature profiles and rolling resistance at different velocities, they were compared with the measured ones.
m-CRM을 위한 무선인터넷단말기의 데이터무결성 모듈의 구현
박현철,김동규,Park, Hyun-Cheol,Kim, Dong-Gyu 한국정보처리학회 2004 정보처리학회논문지D Vol.11 No.2
무선 인터넷 단말기 이용자들은 최근에 휴대폰이나 PDA와 같은 무선 인터넷 단말기를 이용한 고객 관계 관리로, 영업 사원들은 모바일 그룹웨어와 연동해 실시간으로 영업데이터와 고객정보를 알아내고 고객들은 무선으로 제품정보와 매입처 검색, 배송, 주문, 결제까지 편리하게 할 수 있다는 게 이점이다. 이에 본 논문에서는 사용자의 성향, 위치, 구매 정보를 이용해 실시간 맞춤 프로모션 정보를 모바일로 제공하는 서비스를 위해, 무선인터넷단말기의 안전한 데이터 전송을 위한 무선 인터넷 환경의 전환과 암호화 기술의 강조, 그리고 안전하고 신뢰할 수 있는 통신 환경 구축에 있어서 핵심적인 역할을 수행할 WTLS(Wireless Transport Layer Security) 기반의 무선인터넷단말기의 데이터 무결성 보장을 위한 보안 모듈 구현에 대한 방안을 제시한다. Recently, the wireless internet terminals like mobile phones or PDAs prevail in the management of customers. With such terminals, businessmen can get business data and information of customers in real time, in connection with mobile group wares. By the wireless terminals, customers can conveniently get information of goods, search purchase sites, and give orders and do settlement. This paper aims to present the safe data integrity modules of the wireless internet terminal, for service providing correct real-time promotion information, by using users' disposition, situation, Purchase information. This study aims to suggest an implementation methodology of security module for data integrity of mobile internet terminal. This is based on the WTLS of WAP Protocol. This security module is expected to achieve central role in conversion of wireless internet environment and emphasis of encryption technology and safe and calculable wireless communication environment construction
박현철,김동규,Park Hyun-Cheol,Kim Dong-Gyu 한국정보기술전략혁신학회 2002 情報學硏究 Vol.5 No.4
With the development of information technology and the rapid diffusion of Internet, the scale electronic commerce management is increasing year by year. Domestic small businesses also devote themselves to the creation of profits for the present and for the future, through active electronic commerce management. This paper aims to help small businesses to increase sales by presenting the direction for building a successful e-CRM of the horizontal B2B between small businesses.