• Title/Summary/Keyword: finishing work

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The Effects of new Work Schedule on the Allocation of Time by Married Couple (조기출퇴근제 실시에 따른 부부의 생활시간에 관한 연구)

  • 홍향숙
    • Journal of the Korean Home Economics Association
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    • v.32 no.2
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    • pp.49-60
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    • 1994
  • Recently there has been new work schedule developed in some companies which means starting the work at 7 and finishing at 4 This article studied on the effects of new work schedule on the time allocation by married couples. It was compared with the time spent by married couples in group of old work schedule. And it studied whether the change of work schedule affects the time allocation and satisfaction of couples. This survey was conducted from November to December 1993 One hundred and twenty none couples were considered to be valid sample for this study. The findings of this study are as follows: 1. Couples with new work schedule did perceive changes in the time allocation. 2. The total time for transportation and market work of husbands was decreased and leisure time showed a increase when there is new work schedule. 3. Husbands with new work schedule perceived that they spent more time in the household work leisure sharing with their children and sharing with spouses than husbands with old work schedule. 4. Couples with new work schedule showed higher marital satisfaction and family life satisfaction than couples with old work schedule.

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Studies on Silk Textile Wash and Wear Finishing (絹織物 Wash and Wear 加工硏究)

  • Choe, Byong-Hee;Lee, Yang-Hoo
    • Journal of Sericultural and Entomological Science
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    • v.23 no.1
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    • pp.47-55
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    • 1981
  • Silk textile finishing has been studied for many years by many workers in order to meet more utilities for various endusers. Such studies, however, could not be successful because any natural fibers are hardly change their natures by artificial treating methods. Textile finishing is of course to improve the mechandise qualities and the poor natures of silk so that it may be available as the best textile fiber in the world. Sometimes, famous trade marked textile plays more power than its quality in the silk market, nevertheless, this should be over line of research activities. Meantime, the silk demand has been also transferred from ladies stocking to other clothes since nylon or other synthetic fibers were developed. That is why, the extension of silk demand should be developed by various research works. Specially, silk is known as difficult textile to handle it during washing or ironing process which happened to depress down the silk usage for house wives. In order to solve such problems, the reporter has been worked for many years and now, he believes that he has developed a proper finishing method to coversuch problems. The developed finishing method may be said to eligible with economical aspect and shorten the dry duration after water washing in half against normal silk textile without harming the specific silk nature. As all of us know, silk fiber starts to denature since it was spinned by silkworm and the fiber is formed as overlapped "S" type curves during its concooning process. After it is made as raw silk or sericin silk, it shows as straight line form, but it changes in to waved form in case refining or degumming process in order return to its original spinned form. Such nature is continued during its textile form and ends with hard ironing nature than other textile fibers. Mean while, the silk fiber keeps to continue its denaturing and this is iniciated by repeat of washing and drying which takes many years to reach its final stage, The reporter has found the iniciating denature of silk by his finishing process, with out heat, decreasing the swollen nature which ended with shortening the drying duration after wash. Each washing was carried out by soaking the previously weighed sample in cold water for one hour, then pressed the sample for ten minutes to eliminate its free water component before weighing with same condition. According to this, the treated silk showed much denaturing after the finishing, but the standard silk progressed the denaturing by and by with the repeat of washing and drying, finally reached the same swollen degree of treated silk, Such treating result explains that the treated silk happened to be stebilized nature by the treating immediately. On the other that the treated silk happened to be stebilized nature by the treating immediately. On the other hand, standard silk may reach to such condition by the time of worn out clothes after repeat of washing and drying for many years while the clothes will be no more useful. The decreased swelling nature has brought about the drying period in half against standard silk after all. Not only the tests of tenacity and elongation but also crease resistance recovery, stiffness and shrinkage tests were carried out after each washing and drying which he has found better result on the treated silk textile against the standard silk. The most important thing was to keep the textile feeling of silk by such finishing work before improve any poor nature of silk. The general silk has a nature to absorb smoke or dirt from its surrounding air and reaches to dirty color shade upon such exposure, but the treated one has improved such nature because of its artificial denaturing, another word, it keeps clean longer than the normal silk. Many previous finishing works could improve some specific nature of silk, but it happened to deprave other important natures. The reporters work is, however, specialized to improve the silk to be useful as Wash and Wear Silk without harming its standard natures. So far, this work happened to be a overall innovative finishing method of silk textile.

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High Speed Machining Considering Efficient Manual Finishing Part I: Phase Shift and Runout Affecting Surface Integrity (고속 가공을 이용한 금형의 효율적 생산 제 1 부: 이송 위상차와 런아웃이 가공면에 미치는 영향)

  • Kim, Min-Tae;Je, Sung-Uk;Lee, Hae-Sung;Chu, Chong-Nam
    • Journal of the Korean Society for Precision Engineering
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    • v.23 no.12 s.189
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    • pp.30-37
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    • 2006
  • In this work, the surface integrity smoothened with a ball end mill was investigated. Because surface integrity mainly affects the manual finishing process, $RV_{AM}$(Remaining Volume After Machining) was introduced, and it gives the relation between machining process and finishing process. Runout and phase shift which adversely affect surface integrity were considered in the generation of surface topography. Cutting points in ball end milling were identified with positional vectors and a set of vectors which have the minimum height in unit area was selected for the generation of surface and $RV_{AM}$. $RV_{AM}$ variation according to runout and phase shift was calculated and experimentally verified in proposed HSM conditions for mold machining. From the simulations and the experiments, a desirable High Speed Machining condition was suggested.

A Study on the Using Trends of Interior Materials in Current Medium Size Office Building in Seoul (최근 서울시 중형 OFFICE 건물의 실내재료의 사용경향에 관한 연구)

  • 김은중
    • Korean Institute of Interior Design Journal
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    • no.23
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    • pp.19-25
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    • 2000
  • This study aims by analysing the interior design elements trends of current medium size office buildings in Seoul. The analysing objects are ceiling, floor, wall, and illumination plan of current office buildings. Analysing tools are finishing material and color of each part. Analysing areas are lobby area, deskwork area, conference area, welfare area, public area(rest room, corridor, stair). The interior design elements of lobby shows a lots of different features then the other areas in ceiling, floor, and wall design. Such difference appears at finishing material especially, and the coloring is more splendorous then the other areas. Desk work area and conference area have similar characteristics in finishing materiors and colors, and they usually follow the needs of function. Walfare area shows more splendorous feature then deskwork and conference area, and designed by various materials and colors. Public area also shows very active design concept then past times.

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A Verification of the Accuracy in BIM-Based Quantity Taking-Off - Focusing on Finishing Work (BIM 기반 물량 산출의 정확성 검증 - 마감공사 공종을 중심으로)

  • Kim, Ji-Hyun;Yoon, Su-Won
    • Journal of KIBIM
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    • v.3 no.2
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    • pp.1-9
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    • 2013
  • Currently, various studies and applications related BIM based quantity take-off have been attempted, because of the accuracy of cost estimating and reliability by using the BIM model information in automatical calculation. Finishing works that have a large number of various types and materials need the higher accuracy and reliability on the BIM-based quantity take-off. Therefore, this study compared and analyzed 2D and 3D based quantity through Test-bed and determine the cause of the quantity difference. This verified the accuracy and efficiency in the BIM-based quantity take-off for finishing works. Also this study has been proposed opinions for calculating the exact BIM-based quantity take-off.

DEVELOPMENT OF MATERIAL TRACKING SYSTEM USING WIRELESS TECHNOLOGY IN HIGH-RISE BUILDING

  • Jae-Goo Han;Min-Woo Lee;Soon-Wook Kwon;Moon-Young Cho
    • International conference on construction engineering and project management
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    • 2005.10a
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    • pp.1017-1021
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    • 2005
  • There is a need for effective tracking and control of material loading and delivery time especially during the finishing-work phases to eliminate the need for lay-down space on the site. Hence, it is essential to monitor the relevant information regarding material procurement in construction sites, and it is also the key factor for successful site control and the adoption of the Just-in-Time concept for high-rise building construction. The purpose of this study is to test RFID's readability in order to develop a finishing material monitoring system through the application of RFID technology.

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Safety Management Information System in Construction Work;Focus on Tunnel Work (건설공사의 안전관리정보시스템 개발;터널공사 중심으로)

  • Park, Jong-Keun;paik, Shin-Won
    • Journal of the Korean Society of Safety
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    • v.23 no.4
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    • pp.72-78
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    • 2008
  • In any form of construction work, it is essential that accidents be prevented at every stage from foundation preparation to build completion. For this, it is necessary to use models that can assess risk and provide instruction for safe work processes so that the risk of accidents is reduced. Currently, however, very few models can perform these tasks. In this paper, we presents a model that assesses risk quantitatively by analyzing risk factors involved in stage of construction such as foundation work, erection work, structural work, equipment work, finishing work and etc work. The model performs assessment based on examples of accidents and by investing actual conditions during construction. In addition, we presents in this paper a safety management system was developed to assess risk during construction and to effectively train laborers.

A Study on the Evaluation for the Improvement of Streetscape through Relationship Analysis between Psychological Consciousness and Physical Elements - Focused on the Gwangbok Street, Busan - (심리적 의식과 물리적 요소의 상관성 분석을 통한 가로경관 개선사업 평가에 관한 연구 - 부산시 광복로를 대상으로 -)

  • Yang, Jae Hyuk;Lee, Kang Hee
    • KIEAE Journal
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    • v.9 no.6
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    • pp.37-44
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    • 2009
  • This study conducted an evaluation of the streetscape improvement project of the Gwangbok Street through analysis of correlations between psychological consciousness and physical elements in the street by comparing selected pictures of streetscape before and after the project. This work has conducted an analysis of Psychological characteristics by semantic differential method and an analysis of physical elements which influence psychological characteristics by regression analysis. According to the results of psychological analysis, the senses of interest, orderliness, esthetic and preference were highly improved in A district and the senses of openess, stability, orderliness were highly improved in B district. The results of analyzing physical elements influencing the improvement of these psychological consciousness in A district elucidated ; 1) the works of improving signboard and elevation of the building affected the whole these psychological consciousness, 2) the work of planting trees, making plant rests in the street improved the senses of orderliness, esthetic, 3) the work of changing finishing materials in the street enhanced the senses of esthetic, preference, 4) the work of adjusting the width between the road and the pavement, the work of improving traffic enhanced the senses of interest, preference. In the meantime in B district, the works of improving signboard and elevation of the building and those of planting trees, making plant rests in the street improved the senses of openess and orderliness. Also the work of improving traffic enhanced the senses of openess, stability and the work of expanding the pavement, that of changing finishing materials in the street improved the senses of openess, stability, orderliness.

Safety Management Information System in Construction Work - Focus on Apartment Work - (건설공사의 안전관리정보시스템 개발 - 아파트공사 중심으로 -)

  • Park, Jong-Keun
    • Journal of the Korean Society of Safety
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    • v.24 no.6
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    • pp.124-131
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    • 2009
  • In any form of construction work, it is essential that accidents be prevented at every stage, from foundation preparation to build completion. For this, it is necessary to use models that can assess risk and provide instructions for safe work processes so that the risk of accidents is reduced. Currently, however, very few models can perform these tasks. In this paper, we present a model that assesses risk quantitatively by analyzing the risk factors involved in each stage of construction, such as foundation work, temporary work, structural work, equipment work, and finishing work. The model performs assessment based on examples of accidents and by investigating actual conditions during construction. In addition, we present in this paper a safety management system developed to assess risk during construction and to effectively train laborers.

A Process for Replacing BIM Property Information about Internal Finishing of Office Building in Design Phase (업무시설 설계단계 BIM 내부마감 속성정보 교체 프로세스)

  • Han, Ji-Ho;Nam, Dong-Hee;Park, Sang-Hun;Koo, Kyo-Jin
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2023.05a
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    • pp.207-208
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    • 2023
  • The procedure of predicting the construction cost and selecting the best alternative is performed based on comparative review of each building case. In the case of office building, it is required continuously until design is complete, since the owner requirements are various and likely to change during the design process compared to a standardized apartment. However, since the comparison work for each alternative in practice uses only the unit construction cost, there is no correlation between the alternative and the final result, and it is difficult to quantitatively determine the effect of the determined design factor on the total construction cost. It is needed that a means to support the generation of design alternatives using similar building cases during the design phase. This paper proposes a BIM-based data replacing process to support creating and comparison of design alternatives of internal finishing for office building. When design alternatives are created through the proposed process, it is possible to compare several similar cases with current project under equivalent design circumstance. Because only some finishing properties are replaced while maintaining the shape information such as the length, height, and base constraint of the object to be replaced.

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