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차달관,임준홍 한양대학교 공학기술연구소 1993 공학기술논문집 Vol.2 No.1
A survey on modeling and analysis methods of discrete event dynamic systems(DEDSs) is performed. The notion of stability in DEDS is introduced and the control method, which can stabilize the system, is presented. The modeling of DEDS and the notion of stability are being studied in various methods. We introduce the linguistic approach in which the dynamics are modelled by state transition and the language is defined in the event set. The state-based approach in which the notion of system state is defined and the stability of the system is analysed. Also, we show that this mndeling method and stability analysis can be applicable to the real manufacturing system.
김한수,임준홍,윤병구 啓明大學校 産業技術硏究所 1999 産業技術硏究所 論文報告集 Vol.22 No.1
The location of industry is important factor building spatial structure. This study analyzes the special quality and change of urban spatial structure by seeing the location of industry. The results of this study are as follows. 1)Comparing 1986, business has increased by 71% employees 51%and industry structure has change a lot in Teagu, especially, decrease manufacture business and increase in the number of wholesale, retail sale business, accommodation and restaurant are major cause of change in industrial structure. 2)Coefficient of localization of industrial spatial unit has increased in manufacture. Wholesale and retail sale business administration and industrial service business comparing 1986. Tendency of location in C.B.D. has decrease in all business industry except electric and water service business. These changes indicate spread and suburbanization of industry. 3)We can see definite difference of spatial distribution of each industry finance and building industry has strong tendency of location in C.B.D. Manufacture business and electric and water service business which need large land has strong tendency of suburbanization. Whole sale and retail sale business accommodation restaurant administration and individual service business which has close relationship with consumer tends to locate in C.B.D. or special district. These special qualities of industry distribution and change of location are phenomena in the process of urban growth and are good data for spatial policy and plan.
김한수,임준홍,윤병구 啓明大學校 産業技術硏究所 1999 産業技術硏究所 論文報告集 Vol.22 No.1
This study analyzes quality and change of urban spatial structure. The results of this study are as follows. 1)As a result of analysis of spatial structure by distance-decay model. Taegu has one center that has no definite 2)C.B.D. in Taegu decreased settled population in 1986 and this phenomena are going further with suburbanization of population. 3)Taegu has character of monocentric but working places suburbanize. Suburbanization of working place is not as clear as suburbanization of population. 4)In the past 10 years, spatial structure in Taegu has changed a lot. This change is expected to continue with Taegu spatial policy. Spatial structure in Taegu has character of monocentric but it has good possibility of change polycentric. Therefore, local government should do active politic agreement first before C.B.D. spatialpolicy.