• Title/Summary/Keyword: clothing human engineering

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Tendencies of the Researches on Foot Measurement Reported in Korean Journals (국내 학회지에 게재 된 관련 계측 연구의 동향)

  • Jeon, Eun-Kyung;Han, Hyeon-Jeong
    • Journal of the Korean Society of Clothing and Textiles
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    • v.32 no.4
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    • pp.608-617
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    • 2008
  • A foot has an intimate relation with human's health, thus became an important theme of researches for various academic fields. The aim of this paper is to investigate the trends and tendencies of research on foot measurement in various academic fields and to suggest the directions for the future studies on foot measurement. The collection of data has been accomplished from the papers published in the KSI(Korean Studied Information Service System) journals on foot measurement. The number of papers in 21 journals by 2006 is 79, and the first paper appeared in the Korean Journal of Home Economics in 1986. The number of publication has been increasing every year in various fields of academic including clothing, engineering, medical science and athletics, and measuring methods became diverse and specialized according to the purpose. However, there were some problems such as subjects being biased and similar studies overlapping without interchange between academic fields. Therefore, a research with variety in subject from an infant to the aged and a interdisciplinary research are needed.

3D Pattern Construction and Its Application to Tight-fitting Garments for Comfortable Pressure Sensation

  • Jeong Yeon-Hee;Hong Kyung-Hi;Kim See-Jo
    • Fibers and Polymers
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    • v.7 no.2
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    • pp.195-202
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    • 2006
  • Tight-fitting clothing pattern reflecting the accurate information of the 3D body shape has been one of the challenges for garment industry, however, fitting problems still exist. The objectives of the paper is to develop a 2D pattern which fits tightly to the 3D human scan data for sports suits that need comfort and function for maximum performance. In this study, the user graphic interface application software for the semi-automatic garment pattern generation has been implemented using the triangle simplification scheme together with 2D projections of free-falling of 3D surface polygons keeping the original 3D surface area preservation. A typical application of the developed pattern to the functional body suits is presented and verification of the proposed method is also provided.

Development of Wireless ECG Clothing for Dogs with Improved Signal Detection (신호 감지성이 향상된 반려견용 무선 심전도 측정 의복 개발)

  • Kim, Soyoung;Lee, Okkyung;Kwon, Eunsun;Lee, Yejin;Min, Seungnam;Lee, Heeran
    • Journal of the Korean Society of Clothing and Textiles
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    • v.46 no.5
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    • pp.760-771
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    • 2022
  • This study sought to develop clothing for a companion animal that can provide stable ECG measurements. A pattern for the smart clothing of a companion dog was manufactured using the replica method to select a location and method that best suited the stable measurement of ECG and improved the clothing's fitness. The smart clothing was developed as the following three types: strap type, top type, and combined top and vest type with a detachable wireless ECG monitor. The detection abilities of these were observed using the PQRST rate taken after ECG measurements while the three companion dogs were tested while resting and moving. The results revealed that apart from using an electrode, applying a gel pad is the most effective way to achieve stable ECG measurements, and the central chest region is more reliable than the left armpit for providing steady readings. The combined top and vest type showed the highest average ECG PQRST detection number, meaning that the ECG signal measurement was steady. These results may contribute to the measurement of ECG in smartwear for U-Healthcare to measure other biometric data of a companion dog.

A Investigation of On-board Thermal Factor (함정 선내의 온열요소에 대한 조사 연구)

  • Jang M.S.;Koh C. D.;Moon I. S.;Lee C. J.;Kim S. H.
    • Journal of the Korean Society for Marine Environment & Energy
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    • v.8 no.1
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    • pp.31-38
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    • 2005
  • This paper is focused on the research of environmental and human factors for a design of PMVbased air conditioning system in the ship. In the results from environmental factor research, it is possible to dissatisfy thermally in the wheel house and communication room of 25 ton and engine room of 100 ton. The clothing and activity in the ship is modified using inland indoor characteristics. Thermal resistance of clothing may be more sensitive to PMV(predicted mean vote) than metabolic rate because of large deviation among maritime polices. The distribution of human factor is right long-tailed than standard normal distribution.

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An Analysis of Consumer Emotion for Product Planning of Smart Clothing (스마트 의류 상품 기획을 위한 감성 효과 분석)

  • Cho, Hyun-Seung;Kim, Jung-Ho;Koo, Hye-Ran
    • Science of Emotion and Sensibility
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    • v.17 no.3
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    • pp.49-56
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    • 2014
  • This study aims at providing basic data for product planning to design smart clothing and to develop applications, focusing on consumers by satisfying their emotions through analyzing emotional factors on smart clothing, comparing emotional differences between conventional clothing and it, reviewing changes of consumers' emotion by integrating the product and clothing and researching differences of preference and purchase intention between smart clothing and traditional one. As the results of the study, emotional factors for smart clothing were analyzed with total 6 including 'technical', 'comfort', 'aesthetic', 'modern', 'fun' and 'multiple' factors. Among them, except for 'comport', five emotional factors showed emotional factors between conventional sport-casual clothing and smart clothing. That is, emotional factors of 'technical', 'aesthetic', 'modern', 'fun' and 'multiple' were emphasized more in smart clothing than conventional ones, indicating that they should be considered in planning products of smart clothing. Though there was no significant difference of preference between smart clothing and conventional clothing, in case of comparison of averages, that of smart clothing was a little higher. For purchase intention, smart clothing was lower than the conventional clothing. So preference seems to be not directly related to consumers' immediate purchase. To make consumers' interests and preference to result in purchase, it is necessary to develop smart clothing with more various applications and to prepare commercializing strategies. As the results of the analysis on free-descriptive questionnaire survey, consumers were interested in development of smart clothing to help diet with functions including energy harvesting from body motion, calorification and perspiration, measurement of motion and calory consumption as well as health-care type smart clothing to measure heartbeat and ECG. Reflecting these requirements from the consumers, they should be utilized as guidance to develop smart clothing in the future.

Consumer Needs and Sensory Evaluation of Jacquard Fabrics for Blind Using Low Melting Polyester (저융점 폴리에스터를 이용한 블라인드용 자카드 직물의 소비자 요구도 및 감성구조)

  • Kim, Jeong Hwa;Lee, Jung Soon;Lee, Sung Young;Lee, Seung Gu
    • Korean Journal of Human Ecology
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    • v.22 no.6
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    • pp.673-686
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    • 2013
  • The purpose of this study is to identify consumer needs and sensory evaluation of jacquard fabrics for blind using low melting polyester. Ten kinds of jacquard fabric used for this study were developed. Developed jacquard fabrics were assessed subjectively by 164 consumers using 7-point scale of 22 consumer needs and 43 sensory descriptors. The results were briefly summarized as follows: the most important parameter to choose fabric for blind was 'Easy-use' and the other parameters are 'Lightproof', 'UV-protect', 'Design', 'Price', 'Color', 'Insulation', 'Easy-care'. The image sensibility of jacquard fabrics was explained by six factors: feminine, active, modern, traditional, pure, cozy. Higher preference was found in jacquard fabrics of clear, natural, luxurious, simple, feminine, young, cozy, graceful image. The preference was predicted 38.2% with feminine, modern, pure, cozy, traditional factors. Correlation coefficient between image sensibility factor 1 and preference was 0.437. The 3 factors (feminine, modern, pure)were selected as significant image sensibility affecting preference.

An Analysis of the Characteristics of Fashion Design as Intelligent Wear (인텔리전트 웨어로서 패션디자인의 특성 분석)

  • Jun, Hye-Jung;Ha, Ji-Soo
    • Journal of the Korean Society of Costume
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    • v.59 no.2
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    • pp.70-86
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    • 2009
  • Today, digital technology is extending its influence to fashion design, which is closely related to people's lifestyle. In order for people to access information all the time, every place, people have to wear these devices all the time, every place. Intelligent wear allows people to communicate with their own body, other persons or surrounding real-time. The purposes of this study are to define 'Intelligent wear' by looking through the similar terms of intelligent wear on related fields, to analyze characteristics of intelligent wear and to provide not only theoretical data but also, practical data far product development on both functional and aesthetic sides. In this study, usefulness provided by intelligent wear were identified in the concept of instrumental & expressive function. For the aim of the study, literature and case study were considered at the same time. The conclusions are as the following. The characteristics of intelligent materials were found to be information, intelligence and protection, the characteristics of intelligent manufacture were combination and virtual reality. And The characteristics of intelligent products were multi-function, transformation, camouflage. Integration of operability function extends human ability and the area of human activity, entertainment, and communication, and provides convenience. Consequently, development of intelligent wear should promote through not only computer engineering but also, connection to other fields. Most of all, there is a need for active research in clothing design and the fashion design since intelligent wear is after all, clothing.

Effects of Material Properties and Fabric Structure Characteristics of Graduated Compression Stockings (GCS) on the Skin Pressure Distributions

  • Liu Rong;Kwok Yi-Lin;Li Yi;Lao Terence-T;Zhang Xin
    • Fibers and Polymers
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    • v.6 no.4
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    • pp.322-331
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    • 2005
  • Graduated compression stockings (GCS) have been widely used for the prophylaxis and treatment of venous diseases. Their gradient pressure function largely related to their fabric structure and material properties. By combing fabric physical testing and wear trials, this study investigated the GCSs fabric structure and material properties at different locations along the stocking hoses, and quantitatively analyzed the effects of fabrics on skin pressure longitudinal and transverse distributions. We concluded that, Structural characteristics and material properties of stocking fabrics were not uniform along the hoses, but a gradual variation from ankle to thigh regions, which significantly influenced the corresponding skin pressure gradient distributions; Tensile (WT, EM) and shearing properties (G) generated most significant differences among ankle, knee and thigh regions along the stocking hose, which significantly influenced the skin pressure lognitudinal gradient distribution. More material indices generating significant gradual changes occurred in the fabric wale direction along stocking hose, meaning that materials properties in wale direction would exert more important impact on the skin pressure gradient performances. And, the greater tensibility and smoother surface of fabric in wale direction would contribute to put stocking on and off, and facilitate wearers' leg extension-flexion movements. The indices of WT and EM of stocking fabrics in series A have strong linear correlations with skin pressure lognitudinal distribution, which largely related to their better performances in gradual changes of material properties. Skin pressure applied by fabric with same material properties produced pronounced differences among four different directions around certain cross-sections of human leg, especially at the ankle region; and, the skin pressure magnitudes at ankle region were more easily influenced by the materials properties, which were considered to be largely related to the anatomic structure of human leg.

Heat Transfer Depending on 3D Printing Material and Shape for Protector Development (3D 프린팅 보호대 개발을 위한 재료와 구조에 따른 열전달 평가)

  • Okkyung Lee;Soyoung Kim;Yejin Lee;Heeran Lee
    • Fashion & Textile Research Journal
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    • v.25 no.4
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    • pp.497-507
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    • 2023
  • This study measured the effect 3D printing products comprised of different materials and shapes on heat transfer in clothing to derive fundamental data on thermal comfort among clothing comfort. The variables were three types of material (EVA foam, TPU-10%, TPU-10%+EVA), two types of shape (without holes, with holes), and two types of covers(without cover, with cover). All samples (12 types) prepared by combining these variables were placed on the hot plate set at 36℃, and the surface temperature was measured at three points for 10 minutes. The surface temperature change was dependent on the material, shape, and cover of the sample. The sample printed with TPU exhibited higher temperature transfer compared to the EVA foam sample after 10 mins. In addition, the temperature transfer was better when there were holes, and rate decreased when the sample was covered with fabric. We confirmed that material selection of the pad and thermal conductivity of the cover are extremely important in solving thermal stress to the human body caused by functional clothing with protectors. Additionally, as the protector, it is recommended to design the outer shell with a passage, such as a hole, to allow the rapid transfer of heat to the external environment.