• 제목/요약/키워드: Safety Measure

검색결과 1,838건 처리시간 0.028초

퍼지가능성 척도를 이용한 전기화재 원인진단 시스템의 구축 (Construction of Diagnosis System for Electric-fire Causes using Fuzzy Possibility Measure)

  • 김두현;김상철
    • 한국안전학회지
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    • 제7권4호
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    • pp.105-114
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    • 1992
  • This paper presents an study on the knowledge based system for diagnosing the fire causes using the Fuzzy Possibility Measure( FPM ) about the electric-fire ignition. The Ignition values needed for causes diagnosis is computed as FPM for electric-fire ignition based on the internal scale technique that assigns numerically the characteristic difference of facts to the-tin-ear scale. For the convinience of inference, ignition sources are classified into seven types : short, ground fault, leakge of electricity, overcurrent, cord junction overheating, bad Insulation and spark. The system for causes diagnosis of electric-fire is composed of Knowledge Acquisition System, Inference Engine and Man-Machine Interface, The diagnosis system is wrritten in an artificial intelligence langusge “PROLOG” which uses depth-first search and backward chaining schemes in reasoning process.

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비료 파렛트풀시스템과 농산물 파렛트풀시스템의 결합 (Combining Manure Pallet Pool System and Agricultural Products Pallet Pool system)

  • 이종구;이상보
    • 대한안전경영과학회지
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    • 제3권3호
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    • pp.117-130
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    • 2001
  • This paper is a development of the integrated system which combined Manure Pallet Pool System(MPPS) and Agricultural products Pallet Pool System(APPS). It is an management tool which helps to reduce logistics costs successfully and Improve pallet availability. Already traditional PPS was implemented by pallet rental company, but it was irrationally. So this paper proposed MPPS-and-APPS describes how to combine MPPS with APPS, operates this system and measure rental pallet rates. Using a newly developed management technique for MPPS-and-APPS, i.e., 2-dimensional contract, this system will needs motivate managers and employees to improve their company's value. And it allows enterprise leaders to create profit through system structure improvement. Furthermore, this paper is useful for performance of measure and application in operational unit.

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비료.농산물 파렛트풀시스템의 연계방안에 관한 연구 (Combining Manure Pallet Pool System and Agricultural Products Pallet Pool System)

  • 이상보;홍상태;전만술
    • 대한안전경영과학회:학술대회논문집
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    • 대한안전경영과학회 2000년도 춘계학술대회
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    • pp.41-53
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    • 2000
  • This paper is an integrated system with Manure Pallet Pool System(MPPS) and Agricultural products Pallet Pool System(APPS). This is an management tool that helps to successfully reduce logistics cost and improve pallet availability. It allows enterprise leaders to create profit through system structure improvement. Already traditional PPS is implemented by pallet rental company, but it is irrationally. In the integrated system proposed MPPS-and-APPS, this describes how to combine and implement and measure rental pallet rate. Using a newly developed management technique for MPPS-and-APPS, i.e., 2-dimensional contract, this system can motivate manager and employee to develop their company Furthermore, this paper is useful of performance measure and application in operational unit.

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이동 통신 서비스 품질에 관한 연구 (효율성 분석을 중심으로) (A Study on Mobile Communication Service Quality)

  • 한경희;조재립
    • 대한안전경영과학회:학술대회논문집
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    • 대한안전경영과학회 2009년도 춘계학술대회
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    • pp.351-364
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    • 2009
  • As well as the development of the measurement of service quality, various kinds of service measurements are also being developed. Especially the mobile telecommunication service being representative to the mobile telecommunication company would be the mostly developed area. Its development can be understood along with the development of the telecommunication companies as well as cellular companies, not only the service alone. It is a differentiated phenomenon in the current research, such as the organic influence between the service quality and product. Of course there are such products placed on sale and enjoyed the common service, but at present there is another case that the product is on the market exclusively with the mobile company in here. This article is to estimate service efficiency for Mobile Communication and Cellular company. In this paper, We tried to measure the service quality and overall satisfaction by using Data Envelopment Analysis(DEA), degree of combination and top2box which is a little bit different methodology from traditional ones. This paper uses CCR model in DEA to measure service efficiency in the Mobile Communication.

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6시그마를 활용한 프랜차이즈업의 고객만족도 향상에 관한 연구 (A Case Study of Six Sigma Project for Improving Customer Satisfaction of a Franchise store)

  • 김동규;한원형;김진아;성유라;이오미;조용욱
    • 대한안전경영과학회지
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    • 제12권1호
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    • pp.161-168
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    • 2010
  • This paper presents a six sigma project for improving customer satisfaction of a franchise store. The project follows a disciplined process of five macro phase : define, measure, analyze, improve, and control(DMAIC). Due to the limitation of existing methodologies, numerous difficulties arise during the six sigma application to transactional processes. This paper expected to be helpful to service industry in which is very difficult to measure and implement.

KS-SQI를 이용한 고객만족도와 기업재무성과간의 관계 연구 (A Study on Relationship between Customer Satisfaction Measure and Financial Performance.)

  • 송상민;조재립
    • 대한안전경영과학회:학술대회논문집
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    • 대한안전경영과학회 2009년도 춘계학술대회
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    • pp.501-510
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    • 2009
  • Recently, there has been growing interest in the financial and economic effectiveness of service quality and customer satisfaction. It means that the final goal of customer satisfaction is the maximization with firms' financial performance, enterprise could survive through the creation of continuous financial performance. Companies are working in various ways to identify the direct relationship of service quality and customer satisfaction with financial and economic effectiveness in order to justify and validate customer satisfaction management. In this study, the influence of customer satisfaction on the financial performance is examined. Customer satisfaction index, the key non-financial performance measure has significant association with firms' financial performance index. Moreover, high customer satisfaction has a competitive advantage, so it can be the key success factor of firm's financial performance improvement.

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Risk Assessments for Ports and Waterways

  • Jeong, Duke H.;Harrald, John R.
    • 해양환경안전학회:학술대회논문집
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    • 해양환경안전학회 1999년도 춘계학술발표회논문집
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    • pp.43-51
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    • 1999
  • The objective of this research is to ensure that the ports and waterways management system can establish and maintain a reasonable level of safety level during high density passenger operations. The research model was developed included computer based model that could be used that can be used to measure and monitor risk and evolved overtime. The research methodology provides model for assessing relative risk and evaluating risk reduction measures. The risk analysis based on expert judgement was refined overtime. They provide a basis for risk reduction and risk management policies and strategies. The evaluation and validation of risk model and development of data, methods, tools required to measure, monitor and evaluate ports and waterway risk was implemented.

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ESTIMATING THE OPERATOR'S PERFORMANCE TIME OF EMERGENCY PROCEDURAL TASKS BASED ON A TASK COMPLEXITY MEASURE

  • Jung, Won-Dea;Park, Jin-Kyun
    • Nuclear Engineering and Technology
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    • 제44권4호
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    • pp.415-420
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    • 2012
  • It is important to understand the amount of time required to execute an emergency procedural task in a high-stress situation for managing human performance under emergencies in a nuclear power plant. However, the time to execute an emergency procedural task is highly dependent upon expert judgment due to the lack of actual data. This paper proposes an analytical method to estimate the operator's performance time (OPT) of a procedural task, which is based on a measure of the task complexity (TACOM). The proposed method for estimating an OPT is an equation that uses the TACOM as a variable, and the OPT of a procedural task can be calculated if its relevant TACOM score is available. The validity of the proposed equation is demonstrated by comparing the estimated OPTs with the observed OPTs for emergency procedural tasks in a steam generator tube rupture scenario.

DEA에 의한 자동차 효율성 비교분석에 관한 연구 (A Study on the Efficiency Measurement of Vehicles by DEA Method)

  • 정경희;조재립
    • 대한안전경영과학회:학술대회논문집
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    • 대한안전경영과학회 2008년도 추계학술대회
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    • pp.189-199
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    • 2008
  • It is good to use DEA method as it can measure the efficiency without depending on a specific function like cost function. The method also finds out the most efficient group among the sample groups and gives us a specific number. For example, it shows what kind of factor of inefficient group gives how much input and produces how much output. Originally DEA, which was developed by Charnes, Cooper and Rhodes, allows us not only to measure the relative efficiency of Decision Making Units(DMUs) of non-profit organizations whose success cannot be measured by a single bottom-line figure such as profit but also to integrate several variables, which have different measuring scale, into a single model. Therefore we can use physical scales and financial scales simultaneously in the same model without any transformation process. In this study, price and measurable performance indexes of vehicles are used as input and outputs respectively. The purpose of this study is to propose an effective approach for evaluating the relative efficiency of vehicles and to determine the vehicles have high performance efficiency compared to product cost.

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Dynamic deformation measurement in structural inspections by Augmented Reality technology

  • Jiaqi, Xu;Elijah, Wyckoff;John-Wesley, Hanson;Derek, Doyle;Fernando, Moreu
    • Smart Structures and Systems
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    • 제30권6호
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    • pp.649-659
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    • 2022
  • Structural Health Monitoring (SHM) researchers have identified Augmented Reality (AR) as a new technology that can assist inspections. Post-seismic structural inspections are conducted to evaluate the safety level of the damaged structures. Quantification of nearby structural changes over short-term and long-term periods can provide building inspectors with information to improve their safety. This paper proposes a Time Machine Measure (TMM) application based on an Augmented Reality (AR) Head-Mounted-Device (HMD) platform. The primary function of TMM is to restore the saved meshes of a past environment and overlay them onto the real environment so that inspectors can intuitively measure dynamic structural deformation and other environmental movements. The proposed TMM application was verified by demo experiments simulating a real inspection environment.