http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
윤인섭 ( En Sup Yoon ),장남진 ( Nam Jin Jang ),단승규 ( Seung Kyu Dan ),신동일 ( Dong Il Shin ),이기백 ( Gi Baek Lee ) 한국화학공학회 2013 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.51 No.2
Sustainability, in general, means the protection of environmental resources and economic prosperity, with the consideration of the social, economic and environmental effect, as well as human health and the enhancement of life. Profound consideration about sustainability has to handle the overall cycle of feedstock, resource extraction, transportation and production in addition to the environmental effect. Sustainable development of the chemical industries should be carried out complementarily by strengthening the chemical process safety of the industries. In this respect, chemical process safety can be called an opportunity to enhance the compatibility internationally. Changing new paradigm in chemical process safety is formed from the overall life cycle considering basic design of existing systems and production processes. To improve the chemical process safety, the integrated smart system is necessary, comprising various chemical safety database and knowledge base and improved methods of quantitative risk analysis, including management system. This paper discussed the necessity of overall life cycle in chemical process safety and proposed new technology to improve the sustainability. To develop the sustainable industries in process systems engineering, three S, which include Safety, Stability and Security, will have to be combined appropriate.
다목적 화학공정 동적모사기 개발 1 . 시스템의 일반적 개요 및 모사전략
이강주,윤인섭 ( Kang Ju Lee,En Sup Yoon ) 한국화학공학회 1991 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.29 No.2
A simulator structure, integration strategy, input language and simulation technique are presented in order to develop a general purpose chemical process dynamic simulator, and a SCI(Sequential Clustered Integration)-based prototype simulator is implemented. The SCI is a general form of SMI(Sequential Modular Integration) but has better performance than SMI and SEI(Simultaneous Equation Integration) with respect to computational efficiency and flexibility of applications. The SCI approach is capable of introducing various mode of coupling of the process units, actually, from SMI to SEI within a single simulator structure. Examples are presented to study the clustering criteria which have significant influence on the performance of SCI and to illustrate the system performance.
Kyungtae Park,윤인섭,신동일,Gibaek Lee 한국화학공학회 2012 Korean Journal of Chemical Engineering Vol.29 No.9
This paper presents the results of the cost of energy (COE) analysis of an integrated gasification combined cycle (IGCC) power plant with respect to CO2 capture ratio under the climate change scenarios. To obtain process data for a COE analysis, simulation models of IGCC power plants and an IGCC with carbon capture and sequestration (CCS)power plant, developed by the United States Department of Energy (DOE) and National Energy Technology Laboratory (NETL), have been adopted and simulated using Aspen Plus. The concept of 20-year levelized cost of energy (LCOE),and the climate change scenarios suggested by International Energy Agency (IEA) are also adopted to compare the COE of IGCC power plants with respect to CO2 capture ratio more realistically. Since previous studies did not consider fuel price and CO2 price changes, the reliability of previous results of LCOE is not good enough to be accepted for an economic comparison of IGCC power plants with respect to CO2 capture ratio. In this study, LCOEs which consider price changes of fuel and CO2 with respect to the climate change scenarios are proposed in order to increase the reliability of an economic comparison. And the results of proposed LCOEs of an IGCC without CCS power plant and IGCC with CCS (30%, 50%, 70% and 90% capture-mole basis- of CO2 in syngas stream) power plants are presented.