• Title/Summary/Keyword: 물류창고

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The Productivity Analysis on Regional Logistics Warehouse (지역별 물류창고의 생산성 분석)

  • Park, Hong-Gyun
    • Journal of Korea Port Economic Association
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    • v.28 no.1
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    • pp.143-157
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    • 2012
  • By strengthening the market control and expanding the networks, providers of global logistics are expanding their service scope. The warehouses connect networks to internal and external warehouses by using logistics providers. The paper focuses on analyzing the efficiency of warehouses on each district. Therefore, the study classifies the factors which specify the efficiency of a total logistics of warehouse industry and warehouses' employees and the number of warehouses on district. Furthermore, the most recently published reports by National Center for Statistics in 2012 was used in order to guarantee credibility of the study. This study utilizes five years of materials, which are from 2005 to 2009. By applying SBM (Slack Based Measure), DEA Window model, and the Malmquist productivity model, the trend in efficiency and stableness were analyzed. The principal purpose of the paper is evaluating the efficiency. Also, analyzing its determinants and illustrating a long-term relationship between the regional warehouses and annual turnover of the warehouses were used as output measures. In addition, the number of warehouses of each region, employees, warehouses equipments, and the Logistics Warehouses Providers were used as input measurements. As a result, Malmquist productivity model and annual stableness has shown a continuous increasing. Ultimately, to be approved as product of Korea, a new stratiges that meet the standards and Rules of Origins by FTA should be developed. Therefore, there must be a development that takes regional characteristics into consideration.

A Single Order Assignment Algorithm Based on Multi-Attribute for Warehouse Order Picking (물류창고 오더피킹에 있어서 다 속성 기반의 싱글오더 할당 알고리즘)

  • Kim, Daebeom
    • Journal of the Korea Society for Simulation
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    • v.28 no.1
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    • pp.1-9
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    • 2019
  • Recently, as the importance of warehouses has increased, much efforts are being made to improve the picking process in order to cope with a small amount of high frequency and fast delivery. This study proposes an algorithm to assign orders to pickers in the situation where Single Order Picking policy is used. This algorithm utilizes five attributes related to picking such as picking processing time, elapsed time after receipt of order, inspection/packing workstation situation, picker error, customer importance. A measure of urgency is introduced so that the units of measure for each attribute are the same. The higher the urgency, the higher the allocation priority. In the proposed algorithm, the allocation policy can be flexibly adjusted according to the operational goal of the picking system by changing the weight of each attribute. Simulation experiments were performed on a hypothetical small logistics warehouse. The results showed excellent performance in terms of system throughput and flow time.

A Study on the Improvement of Life Safety Code for Logistics Warehouse Facilities (물류창고 시설의 인명안전기준 개선 방안에 관한 연구)

  • Kim, Yun-Seong;Jin, Seung-Hyeon;Lee, Byeong-Heun;Kwon, Yeong-Jin
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2021.05a
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    • pp.98-99
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    • 2021
  • The number of fires in the Korean distribution warehouse increased by about 350 from 1,070 in 2014 to 1,416 in 2020. In addition, the fire load increases with the scale of the distribution warehouse, and even if the automatic sprinkler operates, there is a limit to the direct intrusion of the water source into the ignition source, and the detector is often installed on a high ceiling. The sensing time is often delayed. In order to improve the fire safety of such distribution warehouses, the US NFPA stipulates in detail the contents related to the facility, such as sprinkler water discharge standards, rack-type warehouse installation height restrictions, and regulations on collection and equipment. However, in Japan, the goods loaded inside the distribution warehouse are not classified in detail, and it is considered that the fire safety for the distribution warehouse is low due to the relaxation regulations of the fire prevention section. Therefore, in this study, common problems are classified into material, spatial, and safety management characteristics through the cases of distribution warehouse fires that occurred in Korea and abroad, and the problems related to distribution warehouses in Korea and abroad are compared and analyzed. And present basic materials for improving the life safety standards of future distribution warehouse facilities.

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Cloud-based smart maritime logistics warehouse management system with IP cameras (IP 카메라와 클라우드 기반 스마트 해상물류 창고 관리 시스템)

  • Kang-Hyeon Ryu;Dae-Hoon Kang;Dong-Min Kim;Min-Ho Kim
    • Annual Conference of KIPS
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    • 2023.11a
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    • pp.1082-1083
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    • 2023
  • 우리나라의 수출입 대부분은 해상을 통해 이루어지고 있으나 항만의 물류 창고는 데이터 네트워크를 통한 유기적인 화물의 출입과 현황관리가 부족한 실정이다. 이는 부족한 데이터 네트워크 인프라와 CCTV에 의한 아날로그 영상 데이터에 의존하는 기존 시스템의 한계로 인해 기인하는 바가 크다. 이에 IP 카메라와 엣지 디바이스의 영상분석에 의한 개별 화물 창고의 디지털 현황 분석 기반을 구축하고 분산된 개별 화물 창고의 데이터를 클라우드에 위치한 중앙 집중 데이터 분석 시스템을 구축하여 유연한 개별 화물 창고 관리와 지속적인 모니터링 기반을 제공한다. 사용자 인터페이스는 웹 기반으로 구축하여 항만 화물 관계자에게 편의성과 위치에 구애받지 않는 서비스를 제공한다. 이 과정에서 사설 IoT 네트워크를 통한 최소한의 시공비용으로 항만 내 인터넷 데이터 네트워크를 구축하여 향후 항만 내 다양한 데이터 서비스를 위한 초석을 제공한다.

Analysis on the Two-level Facility Location Considering the Expanded EOQ (확장 EOQ를 고려한 2단계 설비입지문제 분석)

  • 염인순;이창호
    • Proceedings of the Safety Management and Science Conference
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    • 2004.05a
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    • pp.41-47
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    • 2004
  • 본 연구에서는 독립적인 수요를 가지는 제품에 대한 효율적인 물류망을 구축하기 위한 방법으로 공장-중앙창고-지역창고를 포함하는 2단계 설비입지문제의 수학적 모형을 구축하고 해를 구하였다. 구축된 모형은 공장에서 서비스 지역내의 중앙창고로 제품을 수송하는 단계와 중앙 창고에서 하부 서비스 지역의 지역창고(대리점)로 경로를 통하여 제품을 배송하는 2단계 수송시스템을 고려하였다. 구축된 토형의 총비용은 수송비(수송비+배송비(정상배송+추가배송)), 중앙창고 재고비(정상재고+안전재고), 창고비(중앙창고+지역창고) 및 확장 EOQ를 고려한 지역창고 총비용의 합을 최소로 하는 중앙창고 수와 지역창고(대리점 등) 수를 결정하고 각각의 중앙창고가 서비스하는 지역창고 수 및 지역창고의 경제적인 1회 발주량과 최대 재고부족량을 결정하고 분석하였다.

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A Study on the Operation and Function Improvement for apparel warehouse Using Fuzzy-AHP (Fuzzy-AHP를 활용한 의류 물류창고 운영개선에 관한 연구)

  • Kwon, Sung-Joon;Cha, Young-Doo;Yeo, Gi-Tae
    • Journal of Digital Convergence
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    • v.15 no.9
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    • pp.23-33
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    • 2017
  • Given the expansion of globalization and international trade, the number of apparel consumers is growing every year, making it difficult to estimate the amount of handling needed from the logistics industry. To determine which management factors are important and which ones require improvement, fuzzy AHP was used. Using this method, the factors were ranked in the final analysis as follows: The first and most important factor was training employees (0.17), while the second was fire hazard management (0.169); the third-highest factor was inbound and outbound goods (0.142), and the fourth was the warehouse management system. Barcode management was ranked fifth. By these results, we were able to analyze the processes of clothing warehouses, noting that although the factors appear independent, they are actually connected while proceeding with full management control. Moreover, because of the special characteristics of garments, employee management is crucial. Due to the vulnerability of these goods to fire hazards, this factor must be well managed.