• Title/Summary/Keyword: Diversification of material

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A Study of Perceptional differences of Vocational High school Students according to existence of The BizCool (비즈쿨에 대한 실업계고등학생들의 인식 연구)

  • Park, Jong-Un;Lee, Yong-Sik
    • Journal of Fisheries and Marine Sciences Education
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    • v.18 no.1
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    • pp.39-48
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    • 2006
  • This study is supposed to grasp how The Entrepreneurship education(BizCool) that has been set as an example since April, 2002 has changed the Vocational high school students' perception of values or courses and then as the result of it, to get the early outcome of The Bizcool. The extent of the model schools mainly concentrated in the industrial and commercial department has to be spreaded to the students of various departments. In addition, diversification of the teaching material would be able to support the accomplishment of the suitable The Bizcool. The effectiveness of The Bizcool has been proven in various parts today, so its application is being magnified gradually. Also it is expected that many schools will adopt this program from now on. The Bizcool that has been executed to enhance the vision and self-confidence of the vocational high school students for their foundation, needs first of all, persistent support, investment and administration, and through these processes it will contribute to change the awareness about social unemployment problems and the vocational high schools.

Development and application of career experience programs for fashion majors using LED devices (LED 디바이스를 활용한 패션전공 진로체험 프로그램 개발 및 적용)

  • Paek, Kyung Ja
    • The Research Journal of the Costume Culture
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    • v.30 no.2
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    • pp.319-329
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    • 2022
  • This study started from the practical need for a career experience program in the fashion major that is creative and responds to current methodologies. The purpose of this study is to propose a fashion work experience program that combines digital technology and practical experience. The research methods and procedures were as follows: fashion items and wearable devices were selected, the LED smart bag program was developed, and it was executed. A total of 123 students participated in the program, and a satisfaction survey was conducted after observation and oral evaluation. All of the participants completed the LED smart bag processes of design ideation, material selection, production, and styling using an eco-bag (one of the fashion items and as an LED wearable device). As a result of the participants' satisfaction (on a 5-point scale), most items showed a high level of satisfaction of 4.39 points or more. The smart bag program was evaluated to increase interest based on the time allotted and the students' level and to bolster their understanding of, and interest in, the fashion major. Therefore, this study is expected to be baseline to explore diversification of the fashion major work experience program, in order to create interest in the fashion major based on creative convergence competency.

A Study on the Evaluation and Characteristics of Architectural Facility-equipment Noise in Building (건축 설비기기 소음의 특성 및 평가에 관한 연구)

  • Byun, Woon-Seob;Choi, Dool;Kim, Jae-Soo
    • Korean Journal of Air-Conditioning and Refrigeration Engineering
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    • v.21 no.10
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    • pp.537-544
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    • 2009
  • On account of the technological development, intelligent building is on increasing where the artificial regulation on indoor environment is possible, thence the concern about those facilities such as water-supply facility, water-heater and drainage facility has becomes higher. However, due to diversification and complicated system of the facility-equipments, the noise generating from such facility equipment is gradually becoming a problem, and since especially equipment noises arising at the machine room frequently infringe into the resident's pleasant living environment with the complex types of an air-borne sound and a structure-borne sound, it is becoming the civil complaint. On such viewpoint, this Study ever observed the characteristics of noise generating from various facility-equipments in the building, and intended to evaluate the facility-noises by use of the valuation index such as PSIL, N, NC, NR. As result of, the facilities noise which happens in the machine room makes normal conversation very difficult due to high sound pressure level. Based on such data, this study is willing to present it as an essential material for establishment an efficient measure against the facility-noises arising at machine room hereafter.

An Experimental Study on the Evaluation of Mechanical Properties of CFT Column by Unstressed Test and Stub Specimen (비재하 가열시험 및 Stub 시험체를 활용한 CFT기둥의 역학적 특성평가에 관한 실험적 연구)

  • Lee, Dae-Hee;Lee, Tae-Gyu;Lee, Eui-Bae;Kim, Young-Sun;Kim, Gyu-Yong;Kim, Moo-Han
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2008.05a
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    • pp.209-213
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    • 2008
  • Recently, it increases in use of CFT(Concrete filled steel tube, below CFT) because material and method are required to be diversification and High-Performance according to increase the super-high structure. But, CFT column lose bearing capacity under fire because steel tube is exposed to outside. As a result, structure is collapsed and then it cause much damage. In case of the Europe, Japan and America, they have studied the fire-resistance performance of CFT under fire for a long time. However, it would have hardly studied it in domestic because it is much difficulty about experiment machine and cost. So it is needed base on fire-resist performance of CFT under fire. Therefore, this study dynamic specificity of stub column which made tester of stub column based on facts of strength and mixing fiber evaluated used heating and load testing machine. As a result, it is willing to propose fundamental data for quick and accurate diagnosis of deteriorated concrete structure by fire damage with experiment according to the design high strength concrete.

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A direction of warfighting experiments for a scientific combat Development (과학적 전투발전을 위한 전투실험 발전 방향)

  • Chung, Choon-Il;Lee, Myeong-Woo
    • Journal of National Security and Military Science
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    • s.5
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    • pp.351-392
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    • 2007
  • Combat Development is process of studying and developing concept, doctrine, weapon systems, organization and training for the improvement of combat capability to be ready present and future warfare. The combat development domain consists of 6 fields Doctrine, Organization, Material, Training, Personnel, and Facilities. The cornerstones of combat development are "How to prepare" and "How to fight" in the future warfare. ROK- TRADOC(Republic of Korea Army Training and Doctrine Command) has implemented combat development that applies CBRS (Concept-Based Requirements System) and "Vision - Capstone concept - operating and functional concept - FOC(Future Operational Capabilities) Requirements". To prepare for the possibility or new types or wars in the future, the creation of new concept and system is essential. Though verification with various instruments, combat power can be secured and exhibited. Combat development by empirical mind estimation means that is no longer relevant.To prepare combat development based on scientific analysis, there is a need for powerful engineering analysis and verification, in order to prepare for uncertain and diverse future battlefield environments. In this thesis, warfighting experiment is essential ways and means to pursue the scientific combat development ; investigated tendency of combat development environment, and analyzed diversification aspects of possible future warfare. In conclusion, concept of campaign experiment and role is the conerstone of scientific combat development; and lays out the roadmap of all affecting components to its development.

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A Study on Clothing Materials Applying Woolsmok (울 스모크(Woolsmok)를 응용한 의상 소재에 관한 연구)

  • 오연옥
    • Journal of the Korea Fashion and Costume Design Association
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    • v.5 no.2
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    • pp.57-64
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    • 2003
  • The rapid development of information media in the 21th century has given rise to the acceleration of fashion change and its diversification due to individual lifestyle, the personification and differentiation of consumers. This has got away from the function-centeredness of clothing and awakened people to the important task of hi-tech new materials development and design development. We immediately need to develop the measure to cope quickly and properly with changes in the dwindled fabric market. Consumers; needs are personified and diversified and the cycle of fashion materials become curtailed. From this perspective, this study attempted to manufacture the material for capable of satisfying consumers; psychology and needs with the handicraft based on the multi-item and small-quantity production system. This study attempted to present the possibility of differentiating products and developing diverse materials by applying the Woolsmok technique. It is expected that the development of these materials will not simply stay at the level of handicraft but contribute to the competitive materials of creativity and aesthetics by inducing it to be applicable to the industrial world and activate them as differentiated high-grade clothing materials for consumers at home and abroad.

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An Experimental Study on the Evaluation of Fire-Resist Performance of High-Strength Concrete Filled steel Tube Column at Fire (화재가열을 받은 고강도 콘크리트를 충전한 CFT 기둥의 내화성능 평가에 관한 실험적 연구)

  • Lee, Hyoung-Jun;Lee, Tae-Gyu;Kim, Young-Sun;Han, Hee-Chul;Kim, Gyu-Yong;Kim, Moo-Han
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2008.05a
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    • pp.193-197
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    • 2008
  • Recently, it increases in use of CFT(Concrete filled steel tube, below CFT) that is an excellent internal force and deformation capacity because material and method are required to be diversification and High-Performance according to increase the super-high structure. And it is proposed to use high-strength Concrete Filled steel Tube Column. But it is difficult quantitative evaluation about fire-resist performance of CFT because steel tube bind concrete. Also, the case of high strength CFT is feared that spalling occur inside. Therefore, this study made CFT specimen that determine the factor(which is strength of concrete) and then CFT column was exposed to heating controlled as closely as possible the ISO-834 standard fire curve. Also, it tried to analyze internal temperature through nonlinear transient heat flow analysis.

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Sustainable middle indices development for Algae Bio-energize industry (해조류를 이용한 바이오 에너지화 산업의 지속가능 중간지표 개발)

  • Koo, Ja-Kong;Kim, So-Hyun
    • Journal of the Korea Organic Resources Recycling Association
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    • v.22 no.2
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    • pp.11-16
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    • 2014
  • Korea is the urgent need to diversify the bio-energy raw materials because we have narrow area of land cultivated plants and lack the bio-mass resources. Using a resource-rich the marine environment enclosed on three sides by the sea. Through bio-energy production-technical and carbon dioxide reduction measures which will be a very effective alternative. Sustainable development about algae bio-energize industry through SSaM-GG(Smart, Shared and Mutual-Green, Growth) is expected. Algae has high carbon dioxide absorption factor, extracting oil from algae is thirty times much more than sunflower.

A Study of Dance Using Interview (인터뷰를 활용한 무용작품연구)

  • Cho, Sunyoung
    • Trans-
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    • v.7
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    • pp.1-17
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    • 2019
  • In this study, it is recognized that the new social media has a great social impact and influence, and contemporary dance works that attempted to combine dance and media based on 'interview' are able to bring the value of dance art in a unique way. Currently, many art groups and choreographers are gradually awakening to the audience's thoughts by carefully studying new choreography techniques and forms in order to reach the audience effectively. These changes are meaningful and valuable as contents that will lead to diversification according to technological progress, industrialization of the 21st century, development of dance audience, expansion of stage, and enjoyment of dance arts. Therefore, it will be an inquiry study which analyzes through the literature and images of domestic and foreign dance works using interviews as a material, and finally examines what kind of choreography is used as the interview material in dance works and suggests its effectiveness.

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A Study on the Strength Properties of Green Mortar Using Limestone Powder (석회석(石灰石) 미분말(微粉末)을 이용(利用)한 그린모르타르의 강도(强度) 특성(特性)에 관한 연구(硏究))

  • Jo, Byung-Wan;Choi, Ji-Sun;Kim, Kyung-Tae
    • Resources Recycling
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    • v.22 no.3
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    • pp.36-42
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    • 2013
  • According to the recent community-based structures enlargement, specification, and diversification. It needs appropriate construction materials in terms of intensity and environmental aspects. Thus, in manufacturing the cement using micro limestone powder which is main material. It is also expected to save energies and reduces $CO_2$, by using the blast furnace slag and fly ash which are mitigated environmental load construction materials that emerged. In this research, The durability aspect tries to be grasped considering the chemical property according to the coherence of the hydration product. Consequently, The compressive strength was measured over 30 Mpa on 3rd. In addition, according to the content of the limestone powder, the setting time is promoted. It has the feature expanded in the length change. And it is determined because the possibility of replacing the existing for construction material such as it is measured compared with the time to use the portland cement usually that flexural strength is high with the age 7 days ago, so it is sufficient.