• Title/Summary/Keyword: 스마트-시티

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Adhesion Strength Properties of Tile Modules Exposed to Freeze-Thaw Environment (동결융해 환경에 노출된 타일 모듈의 부착강도 특성)

  • Pyeon, Su-Jeong;Kim, Gyu-Yong;Choi, Byung-Cheol;Kim, Moon-Kyu;Eu, Ha-Min;Nam, Jeong-Soo
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2023.05a
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    • pp.217-218
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    • 2023
  • In modern architecture, tiles are used as a decorative material to enhance the appearance of buildings. However, defects occurring during tile installation affect not only the appearance of the building, but also its maintenance. This study aims to investigate stable tile installation by producing tile modules using the floating mortar method and conducting freeze-thaw tests to measure their adhesion strength. Test results showed that the adhesion strength increased as the mesh size decreased, except for S3 mesh. This study highlights the importance of research on tile installation to solve problems related to building appearance and maintenance.

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Evaluating the Tensile Adhesion Strength of Methyl Methacrylate (MMA) Based Road Repair Materials (Methyl Methacrylate(MMA)계 도로보수재의 인장 접착 강도 평가)

  • Ji, Sung-jun;Kim, Gyu-yong;Pyeon, Su-jeong;Choi, Byung-cheol;Park, Jun-young;Nam, Jeong-soo
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2023.11a
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    • pp.107-108
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    • 2023
  • In this study, the tensile adhesion strength was evaluated according to KS F 4932 to assess the suitability of MMA-based repair materials for concrete roads. Two types of MMA were used. Mortar mock-ups were made and tested for adhesion strength in three different surface conditions: air, water, and salt water. Both showed strengths above the standardized strength of 0.6 MPa. Type B, which has a relatively low adhesion strength, is considered more suitable.

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Microstructural properties of mortar as a surface roughness of waste glass bead (폐유리 경량골재의 표면 거칠기에 따른 모르타르의 미세구조적 특성 )

  • Pyeon, Su-Jeong;Kim, Gyu-Yong;Choi, Byung-Cheol;Kim, Moon-kyu;Ji, Sung-Jun;Nam, Jeong-Soo
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2023.11a
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    • pp.139-140
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    • 2023
  • This study aims to determine the microstructural characteristics of waste glass beads, a lightweight aggregate manufactured from waste glass powder, when incorporated into mortar in order to examine its usability depending on the particle shape.

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An Experimental Study on the Application of the Maturity Method of Ground Granulated Blast Furnace Slag(GGBFS) Concrete to Calculate the Concrete Strength Correction Value(mSn) (고로슬래그 콘크리트의 구조체 보정강도(mSn) 산정을 위한 고로슬래그 혼입 구조체 콘크리트의 적산온도법 적용에 관한 실험적 연구)

  • Kim, Han-Sol;Jeong, Min-Gu;Lee, Han-Seung
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2023.11a
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    • pp.147-148
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    • 2023
  • Recently, as blast furnace slag concrete has become widely used, managing the strength of concrete has become important. mSn is a method of correcting the difference in strength between standard cured specimens and concrete exposed to changes in temperature. In this study, the predicted strength based on the maturity of the central and outer parts of the blast furnace slag concrete structure is compared with the actual strength measured through coring. As a result, the actual strength difference between the center and the outer part of the concrete mixed with blast furnace slag was larger than the predicted strength difference.

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A Fundamental Study on the Construction Scenario for Prediction of Carbon Emissions in Construction Site (건설현장 시공과정의 탄소배출량 예측 시나리오 구축에 관한 연구)

  • Lee, Chung-Won;Lim, Hyo-Jin;Tae, Sung-Ho
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2023.11a
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    • pp.247-248
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    • 2023
  • As carbon neutrality becomes an issue around the world, research is actively being conducted to achieve reduction targets for each industry by declaring 2050 carbon neutrality in Korea and implementing the greenhouse gas target management system and emission trading system. The construction industry quantitatively predicts and evaluates carbon emissions by stages through the evaluation of the entire building process, but research on this is insufficient in the case of the construction process. Therefore, as part of the research on predicting and reducing carbon emissions generated at construction sites, data from actual construction sites were collected to analyze the facilities and characteristics of each energy source, and a scenario was proposed to quantitatively predict the use of each energy source.

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Framework for autonomous collaboration of Internet of Media Things (미디어사물인터넷 자율협업을 위한 프레임워크)

  • Kim, Sang-Kyun
    • Proceedings of the Korean Society of Broadcast Engineers Conference
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    • 2021.06a
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    • pp.170-172
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    • 2021
  • 최근 메타버스, 디지털트윈 등 산업계의 요구가 높아지고, 아울러 스마트홈, 스마트시티, 스마트팩토리와 같은 사물인터넷을 근간으로 하는 상용화 기술의 발전이 가속화되고 있다. 현실 세계의 센서와 구동기의 연결을 통해 사물들을 통한 현실세계 인식 및 제어에 초점을 맞추어 왔던 기존 사물인터넷 기술에서 이제는 사물 간 자율협업을 통한 문제 해결에 대한 요구가 커지고 있다. 본 논문은 미디어사물인터넷 국제표준인 MPEG-IoMT의 아키텍처 및 유스케이스를 통해 미디어사물의 자율협업에 대한 기본적인 개념을 전달하려 한다.

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