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중소병원의 경영전략수립을 위한 일고찰 : SWOT 분석을 중심으로
문재우 한국보건정보교육학회 2000 보건정보교육학회지 Vol.2 No.1
Recently social and economic environments of medium and small sized hospitals are changing fast. As the domestic and international competition between hospitals is intensified recently, the hospital management has become increasingly worse. Many hospitals make every effort to enhance competitiveness through the improvement of facilities and efficient operation. A key element in effective management of medium and small sized hospital is determining the ideal alignment between the environment and the organization. So the manager of medium and small sized hospitals must first thoroughly understand the nature of the organization environments. Planning techniques, such as SWOT analysis is used to examine the strengths, weaknesses, opportunities and threats in the hospital sector. SWOT analysis is a careful evaluation of an organization' internal strengths and weakness as well as its environmental opportunities and threats. A main purpose of SWOT analysis is to discover an organization' distinctive competencies so that the organization can choose and implement strategies that exploi1 its unique organizational strengths. SWOT(strengths, weaknesses, opportunities, and threats) analysis is an important strategic planning tool that compares internal organizational strengths and weaknesses to external opportunities and threats. a. Matching of internal strength with external opportunity produces a situation known as leverage. b. A problem exists when environmental threats attack an organization's weakness. c. Constraints refer to situations where organizations are unable to capitalize on opportunities because of internal limitations. d. An environment threat to a current organizational strength is termed a vulnerability. We need to solve our hospital problems at a crisis. This paper aims to develop a competitive strategy for hospital with the SWOT Analysis In this study, based on the analysis of SWOT(strengths, weaknesses, opportunities and threats) of Korean medium and small sized hospitals, strategic planning is formulated and recommended.
김재엽,임광규 忠州大學校 2008 한국교통대학교 논문집 Vol.43 No.-
The construction industry in the 21st century has been experiencing swift transformation from explosive demands for new buildings amid rapid economic growth in the past to maintenance and remodeling markets of existing buildings, together with ever becoming classy and diversified consumer distribution. Keeping pace with these changes in the market, the government continues to announce a series of plans to encourage remodeling rather than re-construction. As re-construction faces many legal constraints, extensive studies have been made on how to extend the lifespan of existing buildings through systematic maintenance efforts, while remodeling market for old buildings are growing steadily. Therefore, this study is designed to analyze satisfaction and problems through post occupancy evaluation of remodeling apartment buildings and thereby suggest data for remodeling practices for the future.
Experimental investigation of shear connector behaviour in composite beams with metal decking
Jawed Qureshi,Dennis Lam 국제구조공학회 2020 Steel and Composite Structures, An International J Vol.35 No.4
Presented are experimental results from 24 full-scale push test specimens to study the behaviour of composite beams with trapezoidal profiled sheeting laid transverse to the beam axis. The tests use a single-sided horizontal push test setup and are divided into two series. First series contained shear loading only and the second had normal load besides shear load. Four parameters are studied: the effect of wire mesh position and number of its layers, placing a reinforcing bar at the bottom flange of the deck, normal load and its position, and shear stud layout. The results indicate that positioning mesh on top of the deck flange or 30 mm from top of the concrete slab does not affect the stud’s strength and ductility. Thus, existing industry practice of locating the mesh at a nominal cover from top of the concrete slab and Eurocode 4 requirement of placing mesh 30 mm below the stud’s head are both acceptable. Double mesh layer resulted in 17% increase in stud strength for push tests with single stud per rib. Placing a T16 bar at the bottom of the deck rib did not affect shear stud behaviour. The normal load resulted in 40% and 23% increase in stud strength for single and double studs per rib. Use of studs only in the middle three ribs out of five increased the strength by 23% compared to the layout with studs in first four ribs. Eurocode 4 and Johnson and Yuan equations predicted well the stud strength for single stud/rib tests without normal load, with estimations within 10% of the characteristic experimental load. These equations highly under-estimated the stud capacity, by about 40-50%, for tests with normal load. AISC 360-16 generally over-estimated the stud capacity, except for single stud/rib push tests with normal load. Nellinger equations precisely predicted the stud resistance for push tests with normal load, with ratio of experimental over predicted load as 0.99 and coefficient of variation of about 8%. But, Nellinger method over-estimated the stud capacity by about 20% in push tests with single studs without normal load.
Simulation of Axisymmetric Scramjet Combustion Flowfields Using Weno Navier-Stokes Solvers
Jaw-Yen Yang,J.C. Huang,Y S. Lai,C. S. Kuo 한국전산유체공학회 2014 한국전산유체공학회 학술대회논문집 Vol.2014 No.10
This study is based on the theory of gas dynamics and uses the Navier-Stokes equations as the governing equations to solve the fluid flow field problems of the scramjet. For the turbulent flow, we use the simple Spalart-Allmaras one equation turbulence model (S-A model) which produces better results for near wall and boundary layer flow field problems. The lower-upper symmetric Gauss-Seidel (LU-SGS) implicit scheme, whose results converge efficiently under steady state conditions, is combined with the Weighted Essentially Non-Oscillatory (WENO) scheme to construct a numerical model of the scramjet. Using the WENO scheme’s high-order accuracy and its non-oscillatory solution at discontinuous areas, we can solve supersonic flow field problems with multiple shock wave interactions. This simulation procedure is verified against two partial examples from literature to ensure its accuracy, and is then applied to a complete geometric model of a scramjet with different initial conditions for a full flow field analysis. The Mach number, density, static temperature and pressure are found and the results discussed. It is found that even when the shock waves are very close to each other, the WENO scheme produces better simulation results than other numerical approaches.
Asymptotic-Preserving Weno Schemes for Boltzmann Model Equations and Rarefied Gas Flow Simulation
Jaw-Yen Yang,Manuel Diaz,W. Y. Kang,J. C. Huang 한국전산유체공학회 2014 한국전산유체공학회 학술대회논문집 Vol.2014 No.10
A class of asymptotic-preserving implicit-explicit Runge-Kutta WENO schemes for solving the Boltzmann model equation is presented. The conserved discrete ordinate method for discretize the velocity space is implemented. The asymptotic-preserving time integrating scheme allows larger time step and limiting Euler solution to be approached in the Chapman-Enskog expansion. Computations of rarefied gas flows covering wide Knudsen numbers are given to illustrate the method. The present strategy provides an accurate and robust framework for treating rarefied gas flows. The method is also applicable to semiclassical Boltzmann model equation and its solutions will be also included.