• Title/Summary/Keyword: national disasters

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Design and Implementation of an Urban Safety Service System Using Realtime Weather and Atmosphere Data (실시간 기상 및 대기 데이터를 활용한 도시안전서비스 시스템 설계 및 구현)

  • Hwang, Hyunsuk;Seo, Youngwon;Jeon, Taegun;Kim, Changsoo
    • Journal of Korea Multimedia Society
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    • v.21 no.5
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    • pp.599-608
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    • 2018
  • As natural disasters are increasing due to the unusual weather and the modern society is getting complicated, the rapid change of the urban environment has increased human disasters. Thus, citizens are becoming more anxious about social safety. The importance of preparation for safety has been suggested by providing the disaster safety services such as regional safety index, life safety map, and disaster safety portal application. In this paper, we propose an application framework to predict the urban safety index based on user's location with realtime weather/atmosphere data after creating a predication model based on the machine learning using number of occurrence cases and weather/atmosphere history data. Also, we implement an application to provide traffic safety index with executing preprocessing occurrence cases of traffic and weather/atmosphere data. The existing regional safety index, which is displayed on the Si-gun-gu area, has been mainly utilized to establish safety plans for districts vulnerable to national policies on safety. The proposed system has an advantage to service useful information to citizens by providing urban safety index based on location of interests and current position with realtime related data.

A Study on the Efficiency of Evacuation Guidance and Non-evacuation Guidance in Case of Fire

  • Ko, Eun-young;Hong, Sung-Ho;Cha, Jae-sang
    • International Journal of Advanced Culture Technology
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    • v.8 no.1
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    • pp.243-247
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    • 2020
  • In the era of the fourth industrial revolution, safety of disasters is being emphasized above all else, and electric fires are most frequent during disasters, and human and property damage is very serious. In this paper, we propose a study that can determine the efficiency of evacuation and non-evacuation guidance due to the large difference in casualties depending on the traffic line in the case of fire. Evacuation guidance was assumed to be a situation in which adequate evacuation routes were guided by a recorded voice or a trained staff, and non-evacuation guidance was assumed to be a situation without anything. Evacuation simulations were carried out using a evacuation simulation tool called PATHFINDER and SIMULEX for the analysis of the efficiency of evacuation and non-evacuation guidance. As a result, the evacuation time was similar, but in the case of non-evacuation guidance, it was not guided to the safe zone, which could cause serious damage.

Reasonable Operation Method for Electrical Safety Management Agency System (전기안전관리대행 제도의 합리적 운영 방안)

  • Kim, Doo-Hyun;Kim, Sung-Chul;Lee, Jong-Ho;Kim, Sun-Gu;Hwang, Kwang-Su;Kim, Sang-Chul
    • Journal of the Korean Society of Safety
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    • v.27 no.1
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    • pp.14-19
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    • 2012
  • This study proposes to suggest a direction hereafter which is the most suitable operating system of electrical safety management agency for electrical facilities to enhance electrical safety considering our domestic conditions. It was designed to prevent electrical disasters which are increasing due to environmental changes in the electrical industry, and the diversification and complication of the electrical facilities. And the strategy of this research is based on conditions of safety management agency for the electrical facilities, with the analysis on conditions of electrical disasters, and with a questionnaire investigation for owner of electrical facilities, safety management agency. Results of this research are expected to be used to prevent electric fires and shocks effectively by reinforcing the electrical safety management agency of electrical facilities having danger of large-scaled accidents. It is expected to enhance the nation's competing power against foreign countries by reducing the human and physical loss, resulted from the development of reasonable operating system for electrical safety management agency.

Constructing the integrated information system for the coast disaster area management using 3D web GIS technology

  • Jo Myung-Hee;Shin Dong-Ho;Pak Hyeon-Cheol;Hae Young-Jin;Kim Hyoung-Sub;Kim Jin-Sub
    • Proceedings of the KSRS Conference
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    • 2004.10a
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    • pp.318-321
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    • 2004
  • The damage scale and damage area in the coast have been increased dramatically because of calamities such as typhoon. tidal wave. flood and storm. Especially. 409 cases. which reach to about $40.9\%$ of natural disasters of 1,000 cases for the recent 15 years have happened on coast area. More than $40\%$ of natural disasters also occurred every year is happening in coastland. Therefore, there is a great need to construct all related GIS database such as atmospheric phenomena (typhoon. tidal wave, flood and storm). harbor facility, harbor traffic and ebb and flow. Furthermore. the certain system should be developed and integrated with NDMS (National Disaster Management System) by using 3D web GIS technology. In this study. the coast disaster area management system was designed and developed by using 3D web GIS technique so that the coast disaster area could be monitored and managed in real time and in visual. Finally. the future disaster in coast area could be predicted scientifically.

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Application of Geophysical Methods for Dam Safety Analysis: Recent technological trend (댐 안정성 검토를 위한 물리탐사 기법의 최근 기술 동향)

  • Kim, Ki-Seog;Kim, Jung-Ho;Park, Sam-Gyu;Lim, Huei-Dae;Cho, In-Ky
    • Proceedings of the Korean Geotechical Society Conference
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    • 2007.09a
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    • pp.208-220
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    • 2007
  • Sixteen percent of a total of 18,000 dam facilities in Korea are reported to suffer problems related to seepage. It has also been observed that the natural frequency of torrential rainfall has increased quite significantly in recent years. Seepage in man-made structures combined with natural phenomenon may make the risk of dam failure higher, and can even lead to disasters for the people residing in downstream area. Thus, the social demands for the technology to prevent these disasters are higher than ever. In this contribution, we provide a brief review of technologies that are used to evaluate the structural safety of dams. We also discuss the results of three case studies where geophysical exploration methods (e.g. resistivity survey) were employed to find possible seepage zones of dam structures.

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A Study on the Natural Disaster Response Policy in Korea (재해방지정책의 개선방안에 관한 고찰 - 자연재해를 중심으로 -)

  • Kim, Jae-Pil;Kang, Soon-Min
    • The Korean Journal of Emergency Medical Services
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    • v.5 no.1
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    • pp.89-97
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    • 2001
  • Recently, natural disasters happened to the Korea frequently. Disaster in the present society has been changed and increased it impacts and extent of danger as the society develops. So, Korean people feel uneasy about the unpredictable disaster. Therefore the capability of administration system, and cooperation and support between related organization become more necessary. This study aims to find out better ways of disaster management system which can protect people's lives and fortune from all sort of national disasters. To research policy reform, it is necessary to analyze disaster response organization(national disaster prevention countermeasures headquarters and so on), interorganizational relationship, law system etc. Especially, in this study, role appreciation of government was analyzed to get the rational policy reform measure. Suggestion : First, it is necessary Establishing a consolidated organization for disaster managing and united response organization is necessary such as Federal Emergency Management Agency(FEMA) which controls an over all aspects of disaster management. And it is necessary to develop Integrated Administrative Control System based on comprehensive plan. When the accidents happen, it needs to be many equipments and various specialized personnel. So, to manage a large scale of disaster, it is necessary to have interorganizational network system which many specialized organization including volunteer group are integrated. Also, as soon as the natural disaster happen, many professionals and volunteers are distributed to the spots of disaster in the right man in the right place. Finally, All the citizens have to keep safety rules, and also to take a safe action in ordinary daily life.

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Development of a Numerical Model AIRISS for Simulation of the Agriculture Irrigation Process (평야부 관개시스템 수리해석모형 AIRISS 개발)

  • Cho, Kyungil;Lee, Seungjun;An, Hyunuk
    • Journal of The Korean Society of Agricultural Engineers
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    • v.65 no.5
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    • pp.81-91
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    • 2023
  • As abnormal weather conditions escalate, water disasters such as droughts and floods occur more frequently. These natural disasters are fatal to agricultural reservoirs, where the operation techniques vary greatly depending on the season and weather conditions, and response through intake works is limited. In response, governments like the Korea Rural Community Corporation have researched efficient water supply methods through irrigation channels. Therefore, previous studies analyzed the irrigation process using numerical models to determine an efficient irrigation system. However, SWMM and EPANET used in previous studies are limited in quantitative agricultural irrigation process analysis. Therefore, this study developed AIRISS to simulate and analyze agricultural irrigation. Specifically, we simulated the irrigation process in the Ssangbong area of South Korea and simulated the irrigation process to verify the performance of the numerical model. AIRISS, developed in this study, is specialized in simulating the agricultural irrigation process. It can check the supply to each paddy and the condition of each paddy.

Framing National and International Disasters: A Case Study of News Coverage on Post-Disaster Relief

  • Sun Ho Jeong
    • International journal of advanced smart convergence
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    • v.12 no.4
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    • pp.63-74
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    • 2023
  • This study compared news coverage of national and international disasters, Hurricane Katrina and the Haiti Earthquake, using textual analysis of The New York Times and The Washington Post. The results reveal that media framing of the historical cases developed in three stages upon the development of post-disaster relief: (1) Call for humanitarian assistance; (2) New Orleans under anarchy and hopelessness vs. Haiti under scrutiny with hope; and (3) Katrina effects. By framing the outcomes of the hurricane as the "Katrina effect," the media used the disaster as a reference point to explain other economic and political issues. In addition, analysis of relevant statements and press releases confirmed that different social actors involved in the relief process, such as donors, facilitators, and beneficiaries, contributed to the media framing of the issue, although the facilitators were most successful in transferring their own frames to media frames. This study makes important contributions to the field as it looks beyond traditional relationships between quantitative measures of media attention and aid allocation. For governmental and nongovernmental organizations in the area of humanitarian assistance, the findings of this study will assist them in media-relations in the future.

Development of Code System for Systematic Accumulation and Utilization of Disaster Safety Data (재난안전 데이터의 체계적인 축적·활용을 위한 코드체계 개발)

  • Jung, In-Su
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.19 no.10
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    • pp.167-175
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    • 2018
  • To cope with the increasing number of natural disasters in recent years, managers in the National Disaster and Safety Status Control Center, who have considerable experience and skills, are regarded highly important. Although the National Disaster and Safety Status Control Center oversees the disaster-status control tasks in preparation for various natural and social disasters, there is little data due to the frequent replacement of managers. Therefore, this study developed a disaster-safety code system that tracks and manages disaster information, because the current record management and amount of information sharing remains very low. Among 22 natural and social disaster types, this study targeted four types of disasters: heavy snow, strong winds, high seas, and heavy rain. The final disaster-safety data code system was proposed through the following processes: analysis of the code systems of disaster areas in Korea and overseas, setup of the implementation of directions, development of the classification system, and categorization. For the systematic accumulation of data, the four code systems were integrated into one. A prototype system was developed and operated to verify the validity of the proposed code system. The results showed that data were accumulated and services were provided accordingly with respect to the proposed code system. If past data are accumulated and utilized according to the proposed code system in this study, it will be helpful in the decision making process to respond to new types of disasters, based on past experiences.

A Plan to Provide Effective Risk Map Information by Linking a 3D Disaster Information Display System with an On-site Assistance Application (3D 재해 정보 표출시스템과 현장 지원 APP간의 연계를 통한 효과적인 Risk Map 정보제공 방안)

  • KIM, Do-Ryeong;GANG, Su-Myung;RYU, Dong-Ha;PARK, Ju-Sung;JO, Myung-Hee
    • Journal of the Korean Association of Geographic Information Studies
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    • v.19 no.1
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    • pp.141-153
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    • 2016
  • The increase in frequency and scale of natural disasters is the typical negative examples of the global climate change and the change of the human living environment in cities. The damage caused by natural disasters in particular including human and physical damage is directly linked to the safety and properties of citizens. Besides, the damage may occur to SOC facilities directly or indirectly. The SOC facilities damaged by disasters cause infringement of citizens safety rights. Therefore, a plan to provide prompt and effective risk map information by linking a 3D disaster information display system, which handles the information of the damage that may occur to SOC facilities such as bridges, beams, and dams at the time of disasters, with an on-site assistance application is suggested in this study. The prompt provision of risk map information is defined as a dynamic expression technology in this study. Also, disaster information is processed and compressed with a module developed to be linked organically to a system that displays disaster information, a proliferation system that can use the information on site, and a DB system that constructs a relationship with the information. Based on the module, the effective disaster information compression plan will be prepared, and the prompt information transmission system will be secured in the future.