• Title/Summary/Keyword: comfortness

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Comparison of evaluation methods for measuring pressure of compressionwear (컴프레션웨어의 압박감 측정 방법 비교 연구)

  • Park, Jee Hye;Chun, Jongsuk
    • The Research Journal of the Costume Culture
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    • v.21 no.4
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    • pp.535-545
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    • 2013
  • The aim of this study was comparing measuring tools for detecting physical comfortness with variation of garment pressure. The measuring tools for detecting physical comfortness were EEG and survey questionnaire. Two low-pressure compressionwears and a commercial compressionwear (girdle) were tested. Results showed that the questionnaire survey well detected suffocation or motion comfortness. But it did not discrete the appropriate tightness of the compressionwears. The results of EEG analysis show that the absolute power of ${\alpha}$-wave value was elevated with the low-pressure compressionwears. It also showed lower stress value. The high-pressure compressionwear presented decreased absolute power of ${\alpha}$-wave value. It showed higher stress value. These results implicate that EEG can appropriatly indicate the change of physical comfortness of compressionwear. The appropriate tightness of compressionwear can be measured with EEG analysis rather than survey questionnaire.

Effects of Oral Care with Essential Oil on Improvement in Oral Health Status of Hospice Patients (정유를 이용한 구강간호가 호스피스 대상자의 구강상태에 미치는 효과)

  • Kang, Hee-Young;Na, Song-Sook;Kim, Yun-Kyung
    • Journal of Korean Academy of Nursing
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    • v.40 no.4
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    • pp.473-481
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    • 2010
  • Purpose: This study was done to examine the effects of oral care with essential oil in improving the oral health status of hospice patients with terminal cancer. Methods: The participants were 43 patients with terminal cancer admitted to K hospital in G city, Korea. Twenty-two patients were assigned to the experimental group and 21 to the control group. Participants in the experimental group received special mouth care with essential oil (application of essential oil mixture consisting of geranium, lavender, tea tree, and peppermint). The control group received special mouth care with 0.9% saline. The special mouth care was performed twice daily for one week in both groups. The scores for subjective oral comfortness, objective oral state, and numbers of colonizing Candida albicans were measured before and after the treatment. Results: The score for subjective oral comfortness and objective oral state were significantly higher in the experimental group compared to the control group. The numbers of colonizing Candida albicans significantly decreased in the experimental group compared to the control group. Conclusion: Oral care with essential oil could be an effective oral health nursing intervention for hospice patients with terminal cancer.

A Study on Revitalization of Rooftop Garden by Assessing the Publicness : a Case of Mullae Roof Garden, Mullae-dong, Seoul (옥상텃밭의 공공성 평가에 따른 이용 활성화 방안 연구)

  • Kwang, Nae-Young
    • Journal of Korean Society of Rural Planning
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    • v.22 no.3
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    • pp.131-142
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    • 2016
  • Urban agriculture, which can be defined as agriculture performed in a city, is suggested as an alternative solution to restore deserted community and expand green land in city area through cultivation activities. In Korea, 'Urban Agriculture Promotion and Support Act' was enforced from May 2012. In addition, in the same year, Seoul Metropolitan Government declared 'the beginning of urban agriculture era,' established municipal ordinance, and increased budget to actively support urban agriculture. As a result, urban agriculture practices have been increasing every year. Yet, the way of developing urban agriculture in a uniform way of expanding green land has led to difficulties of securing proper spaces. Accordingly, 'roof top' spaces have gained attention. This study analyzes rooftop garden, one of the spaces of carrying out urban agriculture, from the publicness perspective. The study selected a case study of a public rooftop garden in Mullae-dong, Yeongdeungpo-gu, investigated present conditions and usage features of the garden, and explored the conditions to be a 'public' roof top garden. Through theoretical analysis, both physical and non-physical indicators were derived for analysis framework; physical aspects- accessibility, locality, openness, comfortness, and non-physical aspects- subjectivity, cooperativeness, and a sense of community. The results of this study are as follows. First, openness and locality scores were the highest, and comfortness scored the lowest, in ensuring the publicness of Mullae roof top garden. Second, non-physical indicators had stronger effect than physical indicators on rooftop garden users' awareness on publicness and building a garden community. In conclusion, in order to vitalize roof top garden, users should be engaged from the very first planning stage of building a garden, opening hours should not be limited, and more importance should be put on users to subjectively manage the operation of rooftop garden than merely creating a physical environment.

Visual Images by Variation of the Shoulder Length and Puff Volume of the Puff Sleeve Blouse (퍼프슬리브 블라우스의 어깨길이와 퍼프량의 변화에 따른 시각적 이미지)

  • Koo, Mi-Ran;Lee, Jung-Soon
    • Journal of the Korea Fashion and Costume Design Association
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    • v.10 no.2
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    • pp.79-89
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    • 2008
  • The purpose of this study is to evaluate the differences among visual images under variations in shoulder length and puff volume of the puff sleeve blouse. The stimuli are 21 samples: three variations of shoulder length and seven variations of puff volume. The data has been obtained from 40 fashion design majors, where they had been analyzed through frequency, factor analysis, ANOVA, Scheffe's test and MCA method. The results of the study are as the following: As a result, through factor analysis of the visual images according to the variation of shoulder point and puff volume, the following four factors had been identified. Factor 1 is the brightness from evaluation terms such as childish-precocious, cute-mature, bright-genteel, soft-hard, enlarged-reduced, particular-ordinary, interesting- uninteresting, etc. Factor 2 is the attractiveness from evaluation terms such as refine-rustic, stylish-dull, attractive-unattractive, modern-classic, urban-rural, cool-gloomy, spacious-tight. etc. Factor 3 is the comfortness from evaluation terms such as comfort-discomfort, intense-indistinct, etc. Factor 4 is the elegance from evaluation terms such as elegance-shallowness, womanish-manly, etc. These four factors were 66.7% of the total variables. Of the total variables, the first factor had been evaluated as brightness in 26.2%, attractive in 21.0%, comfortness in 11.1%, and elegance in 8.4%. From this study, the more puff volume and shorter shoulder length, the puff volume wrapped the shoulder naturally, thus making the shoulder look narrow, and giving a cute and bright image. However, by having less puff volume and excessively short shoulder length, the puff volume did not naturally wrap the shoulder, which gave an unnatural and unattractive feel.

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Processing and physical properties of composite materials for the brake lining of the automobile (자동차 브레이크용 고분자 복합재료의 제조와 그 특성에 관한 연구)

  • 손태관;김봉식;김윤해
    • Journal of Advanced Marine Engineering and Technology
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    • v.19 no.4
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    • pp.51-60
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    • 1995
  • Along with the rapid development of automobile industry in this country the necessity of high quality braking material is ever increased to maintain the comfortness as well as the safety the passengers. Asbestos-based friction materials are banned in the developed countries because of their cancer-inducing effect. This study focuses on the development of non-acbestos friction material with acceptable properties such as wear resistant high temperature endurant and low-noise enducing. We have all the intermediate test results indicating the contribution of each additives. These are qualitatively analyzed. Manufacturing processes such as opening of the kevlar and degasing at elevated temperature is equally important to attain proper level of friction quality.

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A Study of Color Image on Silk Fabrics Dyed with Yellow Natural Materials (황색계 천연염색 견직물의 색채 이미지 연구)

  • Choi Yeon Joo;Ryu Hyo Seon;Kweon Soo Ae
    • Journal of the Korean Society of Clothing and Textiles
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    • v.29 no.6
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    • pp.868-876
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    • 2005
  • Silk fabrics were dyed with yellow natural materials. Gardenia, turmeric, amur cork tree, safflower, Japanese pagoda tree, and onion were used as natural materials. Color image of natural dyed silk fabrics was classified by 4 factors(Cheerfulness, Comfortness, Pastrol, Revealation). Cheerfulness factor affected significantly with color image. Amur cork tree or turmeric dyed fabrics were shown as light and cute, safflower or gardenia dyed fabric shown as comfort, and onion dyed fabrics shown as mature and simple. Color image with specialty was significant difference in Preference and Revelation factor. Preference was appeared as amur cork tree>turmeric>gardenia>safflower>Japanese pagoda tree>onion.

Analysis of Factors for Selecting Construction Methods for Underground Structures (지하구조물의 공법선정을 위한 요인분석)

  • Kang, Hyun-Jung;Rhim, Hong-Chul;Park, Sang-Hyun;Lee, Ghang
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2007.04a
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    • pp.37-40
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    • 2007
  • As a demand for underground structure is increasing with more parking and retail spaces required. Various construction methods are reviewed and selected for each specific site for economical and fast construction. In this study, factors for selecting construction methods were categorized for substructure construction. Construction processes of substructure are consisted of methods for excavation, earth retaining systems, and placement of slabs. Factors for the selection of substructure construction method are the condition of surrounding, geotechnical, information and constraint by comfortness for others nearby. After survey for the construction data of 5 different sites, analysis about reliable substructure construction selection method was suggested.

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OPTIMAL VIBRATION CONTROL OF LARGE STRUCTURES (대형 구조물의 최적 진동제어)

  • 윤정방;김상범
    • Proceedings of the Computational Structural Engineering Institute Conference
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    • 1992.10a
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    • pp.156-161
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    • 1992
  • Over the past twenty years, the concept of structural control has been investigated for the application to large civil engineering structures. At the early years, passive control systems, such as tuned mass damper(TMD) and tuned liquid mass bamper(TLD), have been utilized to reduce the wind induced vibrations of tall buildings, decks and pylons of long-span bridges. More recently, the active control concept has been applied to reducing the structural vibration and increasing the human comfortness in tall buildings during strong wind. In this study, the effectiveness of the active tuned mass damper(ATMD) has been investigated for reducing vibration of large structures during strong earthquake. Stochastic optimal control theory has been employed. Example analyses are carried out through analytical simulation studies.

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Study about the Application of CAN Communication Method to VCU in Bimodal Tram (바이모달트램 차량제어장치(VCU)에 대한 CAN통신방식 적용에 관한 연구)

  • Lee, K.W.;Yun, H.I.;Mok, J.K.
    • Proceedings of the KIEE Conference
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    • 2007.07a
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    • pp.183-183
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    • 2007
  • Bimodal Tram is a new public transportation system combined subway with bus and consists of variable electric equipment to accomplish the comfortness, reliability, safety and so on. One of them is VCU(Vehicle Control Unit) for Performing driver's cmmand and monitoring the state of other equipment. To lessen the wiring and the interference of outer electromagnetic noises is very important things for bimodal tram with complicated configuration of electric equipments. This paper has investigated the application of CAN(Controller Area Network) communication method for VCU which has display, central unit and several nodes that are connected with other electric equipments(HVAC, door controller etc). We designed and manufactured the prototype of VCU which eventually will be installed on bimodal tram being developed in KRRI at present.

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A Study on the Evaluation of Personal and Common Work Environment of Offices -Based on Survey of Office Workers in Seoul (오피스의 개인 및 공동 업무환경 평가연구-서울시 오피스 사용자를 대상으로-)

  • 제해성;하미경
    • Korean Institute of Interior Design Journal
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    • no.7
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    • pp.3-11
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    • 1996
  • This study intents to provide useful information of effective office works by evaluating existing office work environment. It focuses on evaluating the quality of personal and common work spaces, comparing responses for user groups to their work environment, and identifying factors which affect the satisfaction of work environment . The study is based on the survey which has been answered by 193 respondents from 24 companies (mainly from large corporate companies) in Seoul. This study finds out that noise is the most serious problem in common work space and that environmental comfort and the size of common space are not satisfactory in their effective work. It identifies that open space work environment, which has been expansively provided for a long time, causes noise problem and deprives office workers of privacy and personalization opportunities. The respondents reply that meeting spaces are not enough in number and size and lack of privacy and its adequate quality . They respond that privacy , chair comfortness and storage spaces are important factors for personal work spaces. In order to improve the quality and efficiency of work, this study proposes that companies should provide convenient office facilities which considering human ergonomic and should educate professional facility managers.

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