• Title/Summary/Keyword: Technical criteria

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Analysis of Technical Review Entry Criteria and Application (기술검토회의 진입조건 분석 및 적용)

  • Jeong, Se Young;Lee, Hong Ki;Kim, Dong Won;Choi, Kwan Beom
    • Journal of the Korean Society of Systems Engineering
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    • v.5 no.2
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    • pp.27-34
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    • 2009
  • This paper analyze technical review entry criteria and review process based on system property, and review checklist to conform technical review is also showed. The execution of review is determined according to the preparation of review item and identification for risk element. Risk level should be mitigated before technical review by appropriate plan. This paper described the entering condition of technical review for developmental phase, and tailoring consideration for technical review condition. Described technical review entry criteria, review process, and tailoring consideration is applied to development of test equipment for ground ant-air missile system. Applied system specific technical review process, tailored entry condition for test equipment for ground ant-air missile system and review check list is showed and the effectiveness of described system specific technical review process is presented.

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A Discussion on the Improvement of Seismic Design Criteria of Infrastructures (사회기반시설물의 내진설계기준 개선방향에 대한 고찰)

  • Seo, Hyeong Yeol;Park, Kwang Soon;Kim, Ick Hyun;Kim, Dong Soo
    • Journal of the Earthquake Engineering Society of Korea
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    • v.18 no.5
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    • pp.231-240
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    • 2014
  • This study reviews the status and validity of seismic design criteria (SDC) for major facilities in Korea, which are composed of performance criteria and technical standard. Various facilities with different seismic design response spectra are analyzed to identify their seismic performance and necessity of eventual retrofit. The results are used to derive improvement directions of SDC. It is also concluded that the technical standard should be improved after the revision of the performance criteria.

Development and Verification of Technical Criteria for a U-Bridge

  • Kim, Kyoon-Tai;Kim, Chang-Han
    • Journal of the Korea Institute of Building Construction
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    • v.10 no.5
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    • pp.145-153
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    • 2010
  • With the recent acceleration in the adoption of IT in industries, converged Construction-IT has been drawing attention as a new market driver in the IT fusion industry. Despite the simultaneous implementation of U-Cities all over Korea in a manner suiting each city's own attributes, Technical Criteria to build an optimized IT-infrastructure have not yet been prepared. To solve this problem, a standard for U-City construction should be prepared. This research, therefore, draw sample contents in order to establish and verify the criteria for U-City construction. The findings are expected to be meaningful, in that they would serve as significant data for establishing the criteria for future U-City construction.

Improvement of Construction Manager Selection Method (건설사업관리자 선정방식 개선 방안)

  • Park, Yong-Woo;Lim, Nam-Gi
    • Journal of the Korea Institute of Building Construction
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    • v.11 no.2
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    • pp.108-115
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    • 2011
  • This study investigates the construction management selection methods for fair competition within the construction management market by analyzing the current status of domestic construction management, the 2010 publication on the status of construction management, and the construction management evaluation criteria. Also, the 2009 publication of top CM service establishments, the average proportion of tender for 120 CM services from 2002 to 2010, and six assessment results which are open to the parties directly involved were statistically analyzed to review the adequacy of the evaluation criteria. This analysis shows that the evaluation criteria for the CM service impedes the development of the construction management industry and companies, since the criteria are decided by the service payment, and the technical skills assessed by technical proposals have no ties with contract prices. Therefore, this study proposes an improvement of the selection methods in accordance with the project characteristics and the technical requirements. However, more research is still needed to derive a detailed classification method of the technical requirement, the owner's evaluation criteria selection, and the preparation of an institutional foundation for the construction manager's post-evaluation.

A Study on the Evaluation Criteria for the Selection of Academic CD-ROM Products (CD-ROM 제품(製品) 선정을 위한 평가기준(評價基準))

  • Choi, Sang-Ki
    • Journal of Information Management
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    • v.25 no.4
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    • pp.36-55
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    • 1994
  • This study discussed extensively the CD-ROM evaluation criteria that are necessary for library and information center to acquire the CD-ROM products. The evaluation criteria discussed in previous studies are divided into managerial and technical aspects, and especially the search software and user interface catagories in the technical aspect are investigated separately. Finally the basic checklist is suggested for the evaluation of CD-ROM product in appendix.

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Investigation of the Safety and Technical Criteria for HLW Disposal in Other Countries (세계 각국의 고준위계기물 처분안전 및 기술기준 고찰)

  • Choi, Jong-Won;Kwon, San-Gi;Ko, Won-Il;Kang, Chul-Hyung
    • Journal of Radiation Protection and Research
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    • v.26 no.2
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    • pp.119-132
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    • 2001
  • This paper provides the basic technical and safety criteria to guide establishing the reference HLW geological repository system that has been developing based on the recommendations from the international organizations such as IAEA and ICRP as well as the comparison of the regulations of several leading countries in HLW disposal. The proposed criteria and guidelines were categorized by the basic principles and general criteria for the radiological safety and the functional criteria of the repository system components. They would be useful for the development of the national regulations and criteria for HLW disposal in the future. They, of course, will be revised based on the deep geological investigation in Korean Peninsular which will be implemented in the future.

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Evaluation of success criteria for temporomandibular joint arthrocentesis

  • Yilmaz, Onur;Candirli, Celal;Balaban, Emre;Demirkol, Mehmet
    • Journal of the Korean Association of Oral and Maxillofacial Surgeons
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    • v.45 no.1
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    • pp.15-20
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    • 2019
  • Objectives: The aim of this study was to use four sets of success criteria to evaluate the outcomes of arthrocentesis treatment with hyaluronic acid injection in patients with internal derangement (ID) of the temporomandibular joint (TMJ). Materials and Methods: The study included 40 patients diagnosed with unilateral Wilkes stage III TMJ dysfunction. Clinical parameters, including maximum mouth opening (MMO) and pain during function, were evaluated preoperatively, 6 months, and 1 year after TMJ arthrocentesis. Outcomes were assessed and compared using four sets of success criteria from the following: the American Association of Oral and Maxillofacial Surgeons (AAOMS; MMO ${\geq}35mm$ and visual analogue scale [VAS] score ${\leq}3$), Murakami et al.'s criteria (MMO >38 mm and VAS score <2), Emshoff and Rudisch criteria (MMO ${\geq}35mm$ and >50% pain reduction), and patient self-reports (self-evaluation of treatment as successful or unsuccessful). Results: Significant improvements in MMO and pain reduction during function were observed between the preoperative period and 6 months and 1 year postoperatively (P<0.01). The success rates of treatment determined using AAOMS (52.5%), Emshoff and Rudisch criteria (57.5%), and self-reported patient criteria (40.0%) were similar. Application of the Murakami et al. criteria reported the lowest success rate (12.5%). Conclusion: The AAOMS and Emshoff and Rudisch criteria are consistent with patient expectations and can be used to assess treatment efficacy.

A Study to the Technical Criteria of Propulsion System for the Military Airworthiness Certification (군용항공기 감항인증을 위한 추진체 기술기준에 대한 고찰)

  • Jeon, Jingark;Kim, Sunglae
    • Proceedings of the Korean Society of Propulsion Engineers Conference
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    • 2017.05a
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    • pp.205-206
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    • 2017
  • This is a study on the propulsion criteria for airworthiness certification of the military aircraft. This treatise described the introduction of the airworthiness certification system, the features and difference between the military and commercial aircraft, the introduction of the standard airworthiness certification, the important technical criteria, and the several application instances of the criteria.

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A Fuzzy TOPSIS Approach Based on Trapezoidal Numbers to Material Selection Problem

  • Celik, Erkan;Gul, Muhammet;Gumus, Alev Taskin;Guneri, Ali Fuat
    • Journal of Information Technology Applications and Management
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    • v.19 no.3
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    • pp.19-30
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    • 2012
  • Material selection is a complex problem in the design and development of products for diverse engineering applications. This paper is aimed to present a fuzzy decision making approach to deal with the material selection in engineering design problems. A fuzzy multi criteria decision-making model is proposed for solving the material selection problem. The proposed model makes use of fuzzy TOPSIS (Technique for Order reference by Similarity to Ideal Solution) with trapezoidal numbers for evaluating the criteria and ranking the alternatives. And result is compared with fuzzy VIKOR (VlseKriterijumska Optimizacija I Kompromisno Resenje in Serbian, means Multi criteria Optimisation and Compromise Solution) which is proposed by Jeya Girubha and Vinodh [2012]. The present paper is aimed to also improve literature of fuzzy decision making for material selection problem.

A study on the Improvement Direction of Design Phase Entry Criteria Review for Naval Surface Ships & Onboard Weapon Systems R&D Project (함정 및 함정탑재 무기체계 연구개발사업의 설계단계 진입조건 검토 개선 방향)

  • Kwang Yong Hwang;Dong Myung Seol;Bong Wan Choi
    • Journal of the Korean Society of Systems Engineering
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    • v.19 no.1
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    • pp.79-90
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    • 2023
  • In principle, R&D of general weapons systems are led by companies or government-funded organizations. In terms of project execution, the defense R&D planning system was reorganized to conduct SE-based project management by integrating the naval ship project execution procedure into the general weapon system R&D procedure. The development progress was confirmed according to the guide for SE application of DAPA, and a technical review meeting was proposed to enter into the each next phase in the R&D process. This paper focuses on improvement for technical review in terms of technical management based on system engineering for R&D mounted weapon systems and the naval surface ship project in preliminary design and detailed design. So, the improvement direction for reviewing the entry criteria for the R&D weapons systems of the naval ship and mounted weapons is proposed.