• Title/Summary/Keyword: 현장기술자

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Application Technology and Implementation Method based on VR for Korean Beef Deborning Work (한우 발골 작업을 위한 가상현실 기반의 응용 기술과 구현 방법)

  • Sung-Jun Park
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.24 no.4
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    • pp.71-76
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    • 2024
  • In this paper, we propose a platform for learning deboning technology of Korean beef through vr-based experiential learning. The Korean beef deboning process is not only a food ingredient that has represented Korea for a long time, but also an object with high traditional cultural value. However, due to the hard and dangerous work envrionment of the deboning field, the number of skilled dobiners is gradually decreasing. This study proposes a platform that can train these deboning technicians in virtual reality and covers applied technologies used. In particular, we discussed how processes such as bending, opening, and cutting are implemented during meat cutting, which is a very important part of deboning work. In the experiment, cutting work was performed based on actual meat modeling, and complete cutting was tested.

Analyzing the Competence of Construction Engineers in Apartment Construction (아파트 공사에서의 건설기술자 역량 분석 연구 - 공무업무를 중심으로 -)

  • Kim, Hu Yong;Kim, Yea Sang
    • Korean Journal of Construction Engineering and Management
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    • v.19 no.6
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    • pp.14-23
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    • 2018
  • In the domestic construction industry, large-scale housing construction projects are being carried out by construction companies with competitiveness in the domestic top 10, it is said that the competence of the construction engineer is a factor for the success of the project. In Korea, there is National Competency Standards (NCS) that systematize contents of knowledge, technology, and attitude required in order to perform job in industrial field as the importance of individual ability is systemized in the country. Therefore, in this study, defined the detail competence in construction administration works, and examined the level of competence and degree of impotance detailed competency of construction engineers using AHP analysis & ANOVA. As a result, it was found that the current capacity of the Engineers in the apartment construction work is insufficient compared to the level of the competence they think they have, and that they have different competencies depending on their work experience and job position. This means that if the career is accumulated, the capacity that is possessed naturally will be changed. Therefore, it will be necessary to improve the capacity of the construction engineers who have a short work experience and a low job level.

Analysis and Countermeasures for the Problem Arise of the Spot Installation Pile Using SIP (SIP공법 시공시 문제점 발생 요인 분석 및 대응 방안)

  • Park, Jong-Hyuk;Park, Hong-Tae;Jeon, Yong-Bae
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.12 no.7
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    • pp.3287-3295
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    • 2011
  • Currently in construction Soil-cement Injected Precast pile of buried pile method are in wide use. But deterioration in pile quality and faulty construction can be often found these days because of problems arise in the construction field. For this study, survey was carried out by targeting construction engineers working in the field in order to identify the types and the causes of problems arise based on SIP(Soil-cement Injected Precast) method. By analyzing the causes of problems arise, countermeasures could be presented. The data and the analysis presented in the study could be effectively used for minimizing problems arise in future during SIP method construction.

Phenomenological Analysis for the Employment Policy and Creating Jobs : Understanding Small and Medium-sized Enterprises' Labors and Technology (일자리 정책을 위한 현상학적 분석: 중소기업의 인력과 기술에 대한 현장 이해와 대안)

  • Hwang, Kwangseon
    • Journal of Digital Convergence
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    • v.17 no.4
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    • pp.29-39
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    • 2019
  • This paper understands small and medium-sized enterprises(SMEs) with the lenses of 'labors' and 'technology' and analyzes possible alternatives for creating jobs in Korea. Interviews with eighty CEOs, directors, managers are conducted during the summer in 2017. In terms of 'labors,' critical issues were 'low income' and 'income gap from conglomerates.' When it comes to 'technology,' support for R&D was critically presented. This study proposes three policies for creating jobs: 1) National Management for Good Technicians, 2) Technical Bidding System, and 3) Mutual benefit disclosure System. Implications for the employment policy are followed.

Proposal of the Modified Management Criteria Value in Earth Retaining Structure using Measured Data (계측자료를 이용한 흙막이 구조물의 수정된 관리기준치 제안)

  • Kim, Jueng-Kyu;Park, Heung-Gyu;Nam, Jin-Won
    • Journal of the Korea institute for structural maintenance and inspection
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    • v.20 no.1
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    • pp.95-103
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    • 2016
  • The absolute value management method is widely used in the most of the earth retaining construction, which evaluates the safety by comparing measurement result and management criteria. Therefore, the management criteria is the standard to evaluate the safety of the site, and in other words, the criteria is a direct factor of the evaluation. That means that the safety of the site can not be acquired if the management criteria is not proper, even though the measurement system is perfectly set. However, many of field technicians do not have rely on the current management criteria, and they even recognize the necessity of the revision. Therefore, in this study, the necessity of the revision was studied. Also, the optimum criteria selection and the application were performed based on the test results of earth retaining deflection and probabilistic theory. The absolute value management method was used for this study. The details are tabulated.

Improvement of CM Fee Estimation Criteria for Efficient CM Service (건설사업관리업무 효율화를 위한 대가 산출기준 개선방향)

  • Cho, Youngjun;Sung, Youngmo
    • Korean Journal of Construction Engineering and Management
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    • v.20 no.2
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    • pp.105-112
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    • 2019
  • As the Construction Technology Promotion Act was revised in 2015, the term of Supervision was removed and Construction Management was included instead. The consideration of Construction Management shall be based on the cost plus fee method specified in the Criteria for the Cost of Construction Technology Services of the Ministry of Land, Infrastructure and Transport. Nevertheless, it is based on the construction cost ratio in accordance with the Economy and Finance Ministry's Detailed Guidelines for Preparing the 2018 Budget Plan and Fund Management Plan (Manual for Business Type and Item). As a result, it has been expected that Construction Management consideration will be calculated according to a single government standard and that the Criteria will be applied reasonably. In addition, although the change in the Labor Standard Act has a significant effect on the working environment of the construction site, the nature of the construction site is not considered in this Act. Based on these problems, the study suggested that the government should apply a single standard after consultation with the relevant agencies when calculating the consideration for Construction management, that the scope of the Criteria for the Cost of Construction Technology Services should be clear, that the amount of input by the Construction Manager should be considered for the capability of engineers and the number of working days, and that construction characteristics should be considered when determining the number of working days and hours.

A Study on the Quality Control Effectiveness in the High-rise residential-commercial Complex Building Project (초고층 주상복합건물의 품질관리 효율성에 관한 연구)

  • Kim, Suk-Hoi;Im, Chil-Soon
    • Journal of Korean Association for Spatial Structures
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    • v.7 no.4
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    • pp.79-87
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    • 2007
  • The object of this study is to understand of the effectiveness characteristic in the field work which is controlled by the quality in the high-rise residential-commercial complex building. From the previous study, the quality improvement factors are investigated. Through the structured questionnaire, the opinions of the field engineers(University, Design firms, Construction company) are gathered in the improvement factors of construction phase. Comparing the results of questionnaire with the conception of field engineers, this study helps in revising and improving the quality control system including tangible factors and intangible factors in the frame work of the high-rise residential-commercial complex building project.

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The Problem and Improvement Plan of Ultrasonic Exploration of Weld Zone in Railway Rails (철도 레일 용접부 초음파 탐상의 문제점 및 개선방안)

  • Jang, Suk-Jae
    • Journal of the Korea institute for structural maintenance and inspection
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    • v.8 no.4
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    • pp.123-133
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    • 2004
  • The evaluation standard method of weld zone in rails is not exhibited in case of the domestic and the outside about ultrasonic inspection method. therefore, practical affairs a mans on the ground know very little about evaluation method of pass and failure. This paper discuss about ultrasonic exploration of weld zone in railway rails to know practical affairs a mans that the first, "problem and improvement direction of domestic track construction specifications applied according to a place ordering" and the second, "the method applied of ultrasonic exploration test of weld zone in railway rails".

Construction Information Management Using Information Technology (IT기술을 이용한 건설 정보관리 효율화 방안)

  • Ha Yong-Ho;Yu Seung-Hoon;Youn Hak-Joong;Lee Se-Jun;Kim Young-Suk
    • Proceedings of the Korean Institute Of Construction Engineering and Management
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    • autumn
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    • pp.513-518
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    • 2001
  • In recent years, construction information management systems using Information Technology(IT) have been developed in the construction industry. Construction information management plays a significant role in successful project implementation and completion. However, there have been a number of problems in current practice that manually collects and utilizes construction information generated in site. This paper mainly describes a new approach which is able to gather, manage, and accumulate the construction information in real-time using IT tools such as PDA, barcode, RFID, biometrics identification and digital camera. It first reviews the existing applications and their limitations, and potential IT tools for construction data collection and management. It then proposes a utilization method of IT tools for an effective information management in domestic construction site. Conclusions and future research works are also made in this paper,

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The Investigation and Analysis of Field Condition on the Electrical Shock Hazard of Electrical Facilities Used for Temporary Power Supply at Construction Site (임시전력 건설현장에 사용되는 전기설비의 감전위험에 관한 현장실태 조사 및 분석)

  • Gil, Hyoung-Jun;Lee, Bok-Hee
    • Journal of the Korean Institute of Illuminating and Electrical Installation Engineers
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    • v.18 no.6
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    • pp.197-204
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    • 2004
  • The temporary power installations are to be used for temporarily supplying power during work at construction sites and have a minimum of protective devices to differ from permanent installations. There are many risk factors caused by loose working environments, deterioration of installations at construction sites. To analyze risk factors of temporary power installations, the investigation and the questionnaire were carried out side by side for power receiving system patch and panel boards, and were performed by researcher, the related expert, engineer of Korea Electrical Safety Corporation all over the country. The objects were variable such as an airport, an apartment, a municipal playground As a result, there are many problems such as a bad lock, poor protection of charging department. Solvable methods are improvement of the related regulation safety education, safety check and so on. In the future, the analytical data can be applied to prevent the electrical shock at construction site, and can be used to stabilize electrical installations.