• Title/Summary/Keyword: System Safety Engineering

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A Study on the P.S.M. system for the Construction Safety (건설안전을 위한 P.S.M. 기법에 관한 연구)

  • Lee, Song;Son, Gi-Sang;Choi, Won-Il;Oh, Tae-Sang;Chae, Jum-Sik
    • Journal of the Korean Society of Safety
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    • v.15 no.4
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    • pp.101-111
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    • 2000
  • In order to introduce P.S.M. system adequate to domestic construction first, many cases similar to advanced foreign P.S.M. system have been collected and compared to the domestic situation. Then, the current safety management status of bridges, subways, apartment and office building construction are investigated while visiting interview, using questionnaire at site have being done. The potential hazard and measurement have been investigated for each kind of works, and the domestic introducing method of P.S.M. system is analyzed with expert discussion. In order to represent how to make out P.S.M. plan, the questionnaire is made out using each five place for bridge, subways, apartment and office building. As the weight factor for potential hazard of each work obtained from more than forty site places, is produced and shown. Also, a direction the recommendation is suggested to improve tool in each construction site with work schedule. It is thought that proposed schedule contributed to keeping in safe business administration of each company in decreasing many effort at the construction site.

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Case study on Smart Safety Technology Application To Confined Space (밀폐공간에서 스마트 안전기술 적용 사례 연구)

  • Jung, Tae-hoi;So, Han-sub;Seo, Kyeong-deuk;Jin, Jeong-il;Park, Kyo-shik
    • Journal of Korean Society of Occupational and Environmental Hygiene
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    • v.31 no.4
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    • pp.503-509
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    • 2021
  • Objectives: The utility of the system was analyzed by applying the smart safety technology system to the aging pipe rehabilitation facility construction classified as a confined space. Methods: Smart safety management system was applied to a site where the aging pipe rehabilitation work was in progress. The working environment was measured for 25 days, and the toxic gas saturation was analyzed according to the working time and working place. Results: Based on the measured results, two characteristic environmental changes in the confined space were confirmed. First, when working inside an aging pipe, the tendency of carbon dioxide saturation increases with working time and the number of workers. Second, oxygen decreases when working in a space away from the entrance. Conclusions: Various applications of smart safety technology have been confirmed based on the measured data, and this is expected to be useful for environmental characteristic analysis and safety management when applied to a confined space composed with various conditions in the future.

Development of the Certification Standard of the Occupational Safety & Health Management System for Small & Medium Enterprises (중소규모 사업장용 안전보건경영시스템 인증기준 개발)

  • Jang, Seo-Il;Ha, Jeong-Ho;Lyu, Bo-Hyuk;Kim, Tae-Ok
    • Journal of the Korea Safety Management & Science
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    • v.10 no.4
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    • pp.11-20
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    • 2008
  • The present management of the domestic and international advanced enterprises is transferring the systems and the regulations to the prevention system management. Expecially, KOSHA (Korea Occupational Safety & Health Agency) in Korea has supported to set up the OSHMS (Occupational Safety & Health Management System) by KOSHA 18001 since 1997. But small & medium enterprises (SMS) have many difficulties to set up the OSHMS because of limited natural and human resources. Therefore, this study is developed and proposed the certification standard of an OSHMS for SMS based on the case study on advanced countries, actual conditions of SMS in Korea, and opinion of specialists.

Improvements of Design For Safety in Korea based on the Comparative Analysis with Other Countries (해외 유사 제도 비교분석을 통한 설계안전성검토 개선 방안)

  • Kim, Sieun;Jeong, Jaemin;Jeong, Jaewook
    • Journal of the Korean Society of Safety
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    • v.34 no.6
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    • pp.38-49
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    • 2019
  • While the overall industrial accident rate has been decreased, but those of the construction industry has not been. For safety management during the planning/design phase, which accounts for 45% of the cause of accident at the construction site, Design For Safety (DFS) was established to minimize a hazard and risk in 2016. Currently, DFS system has difficulty settling down in Korea due to the several reasons. So, this paper aims to propose to the Key Success Factor (KSF) and related action plan to improve DFS system. This study was conducted by following 2 steps: i) identification of problems on current DFS, and ii) proposal of KSF and following action plan for DFS. The DFS in Korea was compared with UK, Singapore, Australia, and US on 7 criteria (application target, execution period, change of design, collaboration among participants, expert participants, alternative review and decision support system). DFS was compared with other countries's system based on the identical criteria and the corresponding improvement measures were also proposed. The results of this study can be utilized to improve DFS system in various aspects.

A Study on the Management System Integrated Safety$\cdot$Health and Environment in Chemical Industries (화학공장에서의 안전$\cdot$보건, 환경 통합체제 구축에 관한 연구)

  • Im Cha-Soon;Kim Sung-Bin;Kim Ky-Soo;Lim Dong-Ho;Baek Jong-Bae;Um Sung-In;Ko Jae Wook
    • Journal of the Korean Institute of Gas
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    • v.3 no.3 s.8
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    • pp.17-22
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    • 1999
  • This study established management system integrated Safety$\cdot$Health, Management System(SHMS) and Environment Management System(ISO 14000) which satisfy all the systems through analyzing the PSM, SMS, BS 8800 and ISRS. Also, this study presented the guideline model which can make regular document forms in the integrated Safety, Health and Environment Management System. Furthermore, integrating management system developed in this study can reduce the duplication and inefficiency of materials and human resources in chemical industries

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A study of unmanned light rail vehicle(K-AGT) system engineering process under Safety Requirement, IEC 62267 (IEC 62267 안전요구사항을 적용한 무인경량전철 차량(K-AGT)의 시스템엔지니어링 프로세스에 관한 연구)

  • Kwon, Sang Don;Lee, Hi Sung
    • Journal of the Korean Society of Systems Engineering
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    • v.9 no.1
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    • pp.1-11
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    • 2013
  • In this study, unattended Light Rail Transit System (K-AGT) is a general-purpose standards safety requirements of IEC 62267 based System Engineering Process (SEP) was used. Functional analysis and physical architecting for each requirements through the vehicle was classified into sub-systems, design was analyzed in terms of SE. The analysis of the proposed system engineering process, unattended train operation (UTO), driverless train operation(DTO) design of the safety measures to be used as the basis is studied.

Safety Evaluation according to Controller Configuration using Safety Integrity Level (안전 무결성 등급을 이용한 제어기의 구성에 따른 안전성 평가)

  • Kim, Jong-Hoon;Lee, Dae-Jong;Lee, Ho-Hyun;Chun, Myung-Geun
    • The Transactions of the Korean Institute of Electrical Engineers P
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    • v.66 no.1
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    • pp.43-47
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    • 2017
  • A SIL(Safety Integrity Level) assignment method is used for preventing failure action. The goal of safety system for processing automation is to reduce the human fatal risk. Even if we have developed the processing automation according to developing technology, we are also realized on increasing the human fatal risk cause of unexpected accidents. This study is directed the solution of decision for safety level for safety system and the best architecture for safety system in process automation.

A Study on the Systems Engineering Management Plan for the Railway Safety Project (철도안전프로젝트에 적용한 시스템엔지니어링 관리계획서 작성에 관한 연구)

  • Choi Yo-Chul;Cho Yun-Ok
    • Journal of the Korean Society for Railway
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    • v.9 no.4 s.35
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    • pp.482-486
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    • 2006
  • The Systems Engineering Management Plan (SEMP) is the primary, top level technical management document for the integration of all engineering activities at the project plan phase. This document defined the activities to plan, control, and perform overall engineering integration. To develop the SEMP for Railway Safety System, several standards are reviewed and analyzed. And then a common requirement for SEMP preparation is derived from the results of analysis. Also, the SEMP example available practically applies to Railway Safety System. In particular, The SEMP focused on controling technical program management has been organized so far, but in this study the detailed contents of SEMP put stress on project management is derived. And it is related to each other between project management and technical engineering management. At the end, to continuously manage the items and contents of the SEMP, a database management and an automatic document generation system is presented using Computer-Aided Systems Engineering (CASE) tool.

Problems and Reform Measures of Fire-Fighting Safety Management on the Skyscrapers (초고층 건축물 소방안전관리의 문제점과 개선방안)

  • Choi, Man-Chul;Lee, Dong-Hyung
    • Journal of Korean Society of Industrial and Systems Engineering
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    • v.32 no.4
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    • pp.113-123
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    • 2009
  • The number of high-rise buildings already constructed and/or being constructed is getting increased both domestically and internationally, for example, Lotte World 2 in Seoul and Taipei 101 in Taiwan, respectively. Maintenances of those skyscrapers, especially in fire-fighting safety, would be different from those of conventional buildings and are one of keen issues. In this study, the features of risks in aspects of fire-fighting safety for the buildings are investigated and the corresponding fire safety measures are proposed to prevent the disasters and to minimize the personal and property damages from it. The proposals include the specialization in self fire-fighting managements, the realization of self fire-fighting maintenance, the establishment of the integrated fire-fighting system, and the correction of inconsistencies in related laws on fire-fighting safety.