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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

System Design for Power Distribution Dispatch Centers

Lucas Maximiano dos Santos Cunha (18432177) 26 April 2024 (has links)
<p dir="ltr">There are 150 fatal occupational injuries on average per year due to exposure to electricity in the United States (U.S.) [1]. Power utility workers are exposed to electrical hazards when restoring power service to utility customers, who experience an average of 2 hours of power outages per year in the U.S. [2]. Utility companies struggle to keep qualified workers from quitting during the highest ever-recorded voluntary turnover in the U.S. with 55 million people quitting their jobs in 2022, raising the risk of safety incidents [3].</p><p dir="ltr">This research studies the department responsible for the operations in the power distribution system, Distribution Dispatch Center (DDC), based on a case study of a power company called Ohm-Sweet-Ohm (OSO) Inc. This thesis proposes a 12-step methodology and approach to assess the efficiency of OSO DDC by using a variation of the Collective System Design methodology for the design of enterprises [4].</p><p dir="ltr">The methodology consists of developing a system design decomposition that defines the functions and improvements to existing solutions of OSO DDC. The decomposition addresses the inconsistencies of the functions identified without a solution in the current state of OSO DDC.</p><p dir="ltr">The proposed methodology's impact is safety improvements in power distribution operations and the potential cost benefit for OSO Inc. of almost four million dollars a year. The measurements to evaluate the success of the proposed solutions are the number of safety incidents per year, the time taken to restore utility customers after power outages, and the voluntary turnover rate in the OSO DDC.</p>
2

全球資訊網大型多重專案管理資訊系統之研究 ─ 以營建業為例 / WEB information Systems for Large-scale Multi-Project Management ─ A case in Construction Industry

劉昌晟, Chang Shehng, Liu Unknown Date (has links)
大型及多重專案管理須面對繁複關聯的組織、複雜變動的流程、交疊共用的資源等,其績效控制及資訊系統建置等問題素為專案管理領域中關鍵性的研究課題。本文旨在提出為提昇大型及多重專案管理績效的全球資訊網資訊系統設計方法,並舉出營建業工程專案作為所提方法促成電子化應用之實例說明。系統之應用領域分析採用超媒體方法,概念設計採用物件導向之混合模式方法,系統建置則以全球資訊網為環境,並透過物件導向程式設計及軟體整合方法達成。 / Since large-scale and multiple project management involves interdependent organizations, dynamic processes, as well as shared resources, the methodologies related to project performance control and information system development have become critical research topics in the project management domain. The goal of this paper is to propose a web design method for developing information system to efficiently and effectively support the multi-project management processes. A construction project is used as an example to illustrate how the proposed approach is applied to enable electronic applications for the construction business. A hybrid modeling technique is adopted during the application analysis and conceptual design stages that integrates hypermedia node-link model and object-oriented model. As for physical implementation on the WWW environment, object-oriented programming design and software integration approaches are used to achieve the goal.

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