• Journal of Environmental Impact Assessment
• /
• v.12 no.1
• /
• pp.23-34
• /
• 2003

The emergency response modeling system CARIS has been developed at CCSM (Center for Chemical Safety Management), NIER (National Institute of Environmental Research) to track and predict dispersion of hazardous chemicals for the environmental decision support in case of accidents at chemical or petroleum companies in Korea. The main objective of CARIS is to support making decision by rapidly providing the key information on the efficient emergency response of hazardous chemical accidents for effective approaches to risk management. In particular, the integrated modeling system in CARIS consisting of a real-time numerical weather forecasting model and air pollution dispersion model is supplemented for the diffusion forecasts of hazardous chemicals, covering a wide range of scales and applications for atmospheric information. In this paper, we introduced the overview of components of CARIS and described the operational modeling system and its configurations of coupling/integration in CARIS. Some examples of the operational modeling system is presented and discussed for the real-time risk assessments of hazardous chemicals.

• Journal of the Ergonomics Society of Korea
• /
• v.21 no.3
• /
• pp.13-24
• /
• 2002

Reduction and prevention of human error is one of the major interests for the enhancement of system safety and availability in Nuclear Power Plants (NPPs). As human beings have become the weak point in the system safety, a systematic evaluation on human performance during emergency situation should be performed in advance to identify the potential vulnerability of human tasks. Though the data gathering and analysis from real field is an important precondition, there were no available data in nuclear field of korea. This paper presents the result of human performance analysis on emergency tasks in NNPs. Firstly, a task analysis was performed to identify the characteristics of operator tasks during emergency condition and to classify them into a set of generic emergency tasks. Secondly, simulation data were collected and analyzed for the emergency tasks using the full scope simulator of Younggwang NPPs. The analyzed human performance information cover the event diagnosis time, the execution time of each procedural step, observation parameters, typer of irrelevant response, pattern of communication among staffs, and so on. These performance data would be used for human reliability analysis and the research of human error as technical bases.

• Journal of Advanced Navigation Technology
• /
• v.16 no.5
• /
• pp.879-884
• /
• 2012

In accelerating the industrialization, human being have been frequently experiencing man-made crisis such as technology failures, financial problem as well as natural disaster. Emergency management system based on international standard can provide an organization with a framework for continual improvement to increase the possibility of enhancing anticipation, prevention and response as well. In this paper, we introduced the emergency management system design of various organizations for societal security network. In the first, the main role of ISO/TC223 is reviewed and then, current issues of under going standardization in ISO are also addressed. Finally, we have designed a efficient disaster prevention system to minimize the potential risk as well as to improve the organizational resilience.

• Journal of Korea Game Society
• /
• v.5 no.1
• /
• pp.41-44
• /
• 2005

This paper is model can be useful and capable of automatically collecting and classifying the various information about a wide range of security incidents such as hackings, worms, spyware, cyber-terror, network espionage and information warfare from firewall, IDS, VPN and so on. According to them Internet game and an automated/integrated computer emergency response system can perform an attack assessment and an early warning for any incidents based on Enterprise Security Management environment.

• Journal of KIBIM
• /
• v.13 no.2
• /
• pp.29-36
• /
• 2023

This study explores the potential of utilizing video-based data analysis and machine learning techniques to estimate the number of occupants within a building. The research methodology involves developing a sophisticated counting system capable of detecting and tracking individuals' entry and exit patterns. The proposed method demonstrates promising results in various scenarios; however, it also identifies the need for improvements in camera performance and external environmental conditions, such as lighting. The study emphasizes the significance of incorporating machine learning in architectural and urban planning applications, offering valuable insights for the field. In conclusion, the research calls for further investigation to address the limitations and enhance the system's accuracy, ultimately contributing to the development of a more robust and reliable solution for building occupancy estimation.

• 한국방재학회:학술대회논문집
• /
• 2008.02a
• /
• pp.617-620
• /
• 2008

Because nature disaster would be increased society damage, government has to prepare the system for response to the disaster. In this study we proposed the concept element of response technology and strategy for the flood and typhoon disaster. And we define the emergence service criteria.

• Journal of the Institute of Electronics and Information Engineers
• /
• v.51 no.5
• /
• pp.58-69
• /
• 2014

To cope with sever accident like Fukushima accident, the emergency response system is needed. It consist of the hardened I&C system and the mobile control station. The hardened I&C system monitors the state in the nuclear power plant and controls the emergency equipment such as valves, pumps and the mobile control station placed at 30km away from nuclear power plant receives the status information from the hardened I&C system and transmits the control data to the hardened I&C system. In this paper, we design the emergency communication system connecting the hardened I&C system to the mobile control station and analyze the performance of the system. This system consists of the terrestrial communication system and the satellite communication. The performance such as a communication link budget, throughput and delay time is analyzed for each system.

• The Korean Journal of Emergency Medical Services
• /
• v.24 no.2
• /
• pp.7-26
• /
• 2020

Purpose: This study aimed to identify the factors affecting the survival outcomes of out-of-hospital cardiac arrest based on the Sudden Cardiac Arrest Survey by the Korean Centers for Disease Control and Prevention from 2012 to 2016. Methods: Out of 84,776 cases, 57,104 cases of cardiac arrest were analyzed. To identify the factors that affect survival outcomes after a sudden cardiac arrest (SCA), we performed a logistic regression using SPSS. We also performed a multilevel analysis using SAS to determine whether the survival outcomes were affected by the socioeconomic level and health index of the communities. Results: When SCA was witnessed by someone, the possibility of discharge with survival outcomes increased by a factor of 4.54. If CPR was administered immediately in emergency situations, this possibility further increased. When defibrillation was performed before hospitalization, the possibility was increased by a factor of 10.31. The multilevel analysis reflected the personal and regional factors that had an impact on the survival outcomes. Conclusion: Because the initial response in SCA is crucial, a community response system is essential before hospitalization. It is necessary to actively publicize and educate the people because the their understanding, sympathy, and cooperation in emergency situations play a role in determining the survival outcomes of the patients.

• Proceedings of the Korea Air Pollution Research Association Conference
• /
• 1998.04a
• /
• pp.115-115
• /
• 1998

• Proceedings of the Korea Institute of Fire Science and Engineering Conference
• /
• 2003.04a
• /
• pp.107-111
• /
• 2003