• Title/Summary/Keyword: Chain safety

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Study on the Execution of Green Logistics and Supply Chain Integration for by 3PL for Manufacturing Companies (3PL을 활용한 제조기업 공급사슬통합 및 녹색물류 실행을 위한 실증적 연구)

  • Lim, Janghyuk;Han, Young-Geun
    • Journal of the Korea Safety Management & Science
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    • v.15 no.4
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    • pp.233-243
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    • 2013
  • As companies were concerned with developing green logistics and environment, most logistics concerned functions like packaging, loading, storage, transportation and IT studies are active in study. Even if active in research studies, companies still recognized that logistics cost increases as green concepts are applied. For the efficient execution of green logistics management, it is absolutely necessary but difficult to build an optimal logistics system where each function is smoothly interacted through the proper integration and the link of various logistics functions and partners. This study aims to development of green logistics through integration of supply chain functions and partners. With this aim of study, case studies with analysis of embodiment, planning and operations for supply chain of companies are carried out.

A Study on Optimization of Green Chain Management through MFCA (MFCA를 활용한 Green Chain Management 최적화 방안)

  • Lee, Du-Yong;Jang, Cheong-Yun;Lee, Chang-Ho
    • Proceedings of the Safety Management and Science Conference
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    • 2012.04a
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    • pp.181-188
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    • 2012
  • 본 연구는 Supply Chain Process 측면에서 MFCA를 활용할 수 있는 방안으로 현장의 7대 낭비 요소를 물류 기능에 접목하여 MFCA를 도입할 수 있는 요소들을 알아보고 다양한 연구 사례를 들어 도입 가능성을 검토하였다. 7대 현장 낭비인 과잉 생산, 대기, 운반, 가공, 재고, 동작, 불량의 낭비에 물류 기능으로 정의된 저장, 하역, 운송, 포장, 정보, 유통가공 등의 측면을 대상으로 각 기능에 적용가능한 요소들을 재정립하고, GCM(Green Chain Management) 측면에서 여러 사례들을 조사하여 물류 분야에서 $CO_2$를 저감할 수 있는 방안들을 사례로 제시하였다. 이를 통해 낭비에 대한 층별화, 가시화, 효율화 접근이 가능하며 실질적 성과를 창출하여 제조원가의 경쟁력을 확보할 수 있으며, 공해 및 폐기물 저감을 통한 환경 보전에 기여할 수 있을 것으로 기대된다.

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A literature review of Korean and International research on the supply chain security (공급 사슬 보안에 관한 국내외 문헌 조사 연구)

  • Yang, Byoung-Hak
    • Journal of the Korea Safety Management & Science
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    • v.13 no.3
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    • pp.87-96
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    • 2011
  • This research is a literature survey on the Supply chain security. International organization and governments have build security regulations to improve the security in the shipment through supply chain. The researches on supply chain security were increasing during last 10 years. We were surveyed 53 research including Korean and international papers. ills study was classified by research subjects, security regulation, and research methods. Korean researches were focused to introducing and reviewing on the security regulation, but the researches on specific security reinforcement were very rare. International researches were concerned with the subject of the airport security scanning problem, transportation security problem, port selection problem.

A Study on the Introduction of MFCA for Emergy Saving in Supply Chain (공급사슬망의 에너지 절약을 위한 MFCA 도입 방안 연구)

  • Lee, Doo-Yong;Jang, Jung-Hwan;Zhang, Jing-Lun;Jho, Yong-Chul;Lee, Chang-Ho
    • Journal of the Korea Safety Management & Science
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    • v.14 no.4
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    • pp.147-152
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    • 2012
  • Supply chain including transportation expend the 21% of domestic energy consumption. It is necessary to diminish the excess energy usage at entire supply chain. This paper deals with the application of MFCA(Material Flow Cost Accounting) for SCM to save energy consumption. We construct the material center corresponding to each logistics function in order to apply the MFCA for GCM(Green Chain Management). We also construct the MFCA framework which consists of MFCA Database Management, MFCA Visualization, GCM Data Integration, GCM Data Tracking, and MFCA Data Predict & Assignment. We expect to help determining the range of logistics function to apply the MFCA for GCM.

A Study on the Effects of the Win-Win Supportive Collaboration on Safety Climate, Safety Prevention, and Safety Behavior: From the Safety Quality Perspective of Domestic Small and Medium-sized Logistics Companies (지원적 상생협력이 안전 분위기, 안전 예방 활동 및 안전행동에 미치는 영향: 중소 물류기업의 안전 품질 관점에서)

  • Park, Jinsoo;Lee, Sunghee
    • Journal of Korean Society for Quality Management
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    • v.50 no.2
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    • pp.251-264
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    • 2022
  • Purpose: This study aims to contribute to the research flow on the relationship between win-win supportive collaboration and safety, while noting that win-win supportive collaboration affects corporate safety-related factors such as climate, safety prevention, and behavior from the perspective of domestic small and medium-sized logistics companies that have signed contracts with large logistics companies, Methods: Based on responses from 147 small and medium-sized logistics companies, structural equation modeling is performed to examine the relationship among the factors such as supportive collaboration, safety climate, safety prevention, safety behavior. Results: Study results are as follows. Supportive collaboration of large logistics companies influence the formation of a safety climate and safety behavior within logistics SMEs positively. In addition, safety prevention and safety behavior are affected by safety climate in a positive way. Conclusion: Win-Win supportive collaboration is a driving force behind safety management practices in the supply chain leading to safety management performance, so it is necessary to consider it for the growth of the sustainable supply chain.

Comparative study of thermal gelation properties and molecular forces of actomyosin extracted from normal and pale, soft and exudative-like chicken breast meat

  • Li, Ke;Liu, Jun-Ya;Fu, Lei;Zhao, Ying-Ying;Bai, Yan-Hong
    • Asian-Australasian Journal of Animal Sciences
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    • v.32 no.5
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    • pp.721-733
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    • 2019
  • Objective: The objectives of this study were to investigate the thermal gelation properties and molecular forces of actomyosin extracted from two classes of chicken breast meat qualities (normal and pale, soft and exudative [PSE]-like) during heating process to further improve the understanding of the variations of functional properties between normal and PSE-like chicken breast meat. Methods: Actomyosin was extracted from normal and PSE-like chicken breast meat and the gel strength, water-holding capacity (WHC), protein loss, particle size and distribution, dynamic rheology and protein thermal stability were determined, then turbidity, active sulfhydryl group contents, hydrophobicity and molecular forces during thermal-induced gelling formation were comparatively studied. Results: Sodium dodecyl sulphate-polyacrylamide gel electrophoresis showed that protein profiles of actomyosin extracted from normal and PSE-like meat were not significantly different (p>0.05). Compared with normal actomyosin, PSE-like actomyosin had lower gel strength, WHC, particle size, less protein content involved in thermal gelation forming (p<0.05), and reduced onset temperature ($T_o$), thermal transition temperature ($T_d$), storage modulus (G') and loss modulus (G"). The turbidity, reactive sulfhydryl group of PSE-like actomyosin were higher when heated from $40^{\circ}C$ to $60^{\circ}C$. Further heating to $80^{\circ}C$ had lower transition from reactive sulfhydryl group into a disulfide bond and surface hydrophobicity. Molecular forces showed that hydrophobic interaction was the main force for heat-induced gel formation while both ionic and hydrogen bonds were different significantly between normal and PSE-like actomyosin (p<0.05). Conclusion: These changes in chemical groups and inter-molecular bonds affected protein-protein interaction and protein-water interaction and contributed to the inferior thermal gelation properties of PSE-like meat.

Reliability Analysis of Stowage System of Container Crane using Subset Simulation with Markov Chain Monte Carlo Sampling (마르코프 연쇄 몬테 카를로 샘플링과 부분집합 시뮬레이션을 사용한 컨테이너 크레인 계류 시스템의 신뢰성 해석)

  • Park, Wonsuk;Ok, Seung-Yong
    • Journal of the Korean Society of Safety
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    • v.32 no.3
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    • pp.54-59
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    • 2017
  • This paper presents an efficient finite analysis model and a simulation-based reliability analysis method for stowage device system failure of a container crane with respect to lateral load. A quasi-static analysis model is introduced to simulate the nonlinear resistance characteristics and failure of tie-down and stowage pin, which are the main structural stowage devices of a crane. As a reliability analysis method, a subset simulation method is applied considering the uncertainties of later load and mechanical characteristic parameters of stowage devices. An efficient Markov chain Monte Carlo (MCMC) method is applied to sample random variables. Analysis result shows that the proposed model is able to estimate the probability of failure of crane system effectively which cannot be calculated practically by crude Monte Carlo simulation method.