• Title/Summary/Keyword: Environment-friendly device

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Analysis of Environment-friendly features in the unit of Environment-friendly Certificated Apartment (친환경인증아파트 단위주거의 친환경적 계획요소 분석)

  • Lee, Song-Hyun;Hwang, Yeon-Sook
    • Korean Institute of Interior Design Journal
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    • v.15 no.6 s.59
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    • pp.150-158
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    • 2006
  • The purpose of this study is to evaluate environment-friendly planning feature in Environment-friendly Certificated apartments and to use the basic planning data of housing. Seven Environment-friendly Certificated apartments have been analyzed. The findings of this study are as follows: Environment-friendly planning features are categorized into 4 items; floor planning feature, material planning feature, universal planning feature and environmental planning feature. Among floor planning features, natural sunlight, built-in closets, and differentiated floor plans are well considered, but the flexible floor plan for resident's lifestyle and green space are lack. Among material planning features, environment-friendly finishing materials, environment-friendly products and energy-efficient double-pane windows are well considered, but implementation for resource savings using recycled materials are lack. Among universal design planning features, removal of threshold and installation of safety device in bathroom are not well considered. Among environmental planning features, usage of alternative energy like solar energy are not applied. The environment-friendly planning features in interior space should be introduced in diverse ways.

A study on the development of a environment-friendly vehicle device (친환경 자동차 부품 개발에 대한 연구)

  • Lee Eung-Shin;Lee Jang Moo;Song Jun Gyu
    • 한국신재생에너지학회:학술대회논문집
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    • 2005.06a
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    • pp.335-338
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    • 2005
  • Starting with the development of environmentally friendly electric controlled engine, sensors have played an increasing role in automotive technology. Electric power steering (EPS) systems are more and more replacing hydraulic systems. To improve fuel economy, the power assistance is provided by an electric drive. In this paper, development of a unique torque sensor for EPS is introduced. A capacitive type torque sensor is concluded to be suitable for EPS because its output is accurate, linear and robust against the variance of temperature, and patents have not applied so much.

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A Study on the Development Type of Component Joint Design for Environment Friendly Multi Housing Remodeling (공동주택의 친환경 리모델링을 위한 부품접합부 개선방안의 유형화에 관한 연구 II;욕실 및 주방을 중심으로)

  • Lim, Seok-Ho;Kim, Soo-Am;Hwang, Eun-Kyoung;Yun, Mae-Han
    • Proceeding of Spring/Autumn Annual Conference of KHA
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    • 2006.11a
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    • pp.370-373
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    • 2006
  • Lastly, the problem of filling occurs in the process of concealed joint of adjacent components and was seen in joints between the structure and an electrical or mechanical device. Therefore, the dry processing which replaces wet joint was seen in joints between the structure and a door, ones between the structure and a finishing materials, ones between a gypsum board and electrical device, and ones between a water pipe and a tile finishing. And a process of separating the area of jointed parts in order to eliminate the problem of overlap was seen in joints between a door and a finishing material and ones between a gypsum board on the ceiling and a light. Lastly, an analysis of a process of exposing concealed parts indicated that the problem of filling could be applied to joints between the structure and an electrical or mechanical device and ones between a finishing material and a mechanical device. This study sought out methods to apply Environment Friendly Multi Housing Remodeling that allow easy remodeling as part of environment- preserving policies. It also contains basic data useful to implement long-life houses in the future by presenting a comprehensive design standard for them

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Micro Porous Clay Mineral Absorption / Desorption Moisture-Proof Performance of The Atmospheric Humidity and Decomposing The Polyamide Adsorption Performance Characterization of Formaldehyde (미세 다공질 광물과 아미드계 분해제의 적용을 통한 건축자재의 습도 조절과 폼알데히드 분해 성능 특성 평가)

  • Lee, Che Cheol;Kim, Yun Hwan;Yun, Seng Hee
    • KIEAE Journal
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    • v.14 no.3
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    • pp.105-109
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    • 2014
  • The recent rising living standards, environment-friendly, well-being and health aspects of life in the basic gratification, as well as the desire for a pleasant environment emotionally environmentally friendly way of external space or industrial interest in the indoor environment, the manifestation. In particular, the biggest problem of the indoor environment has been emerged as a Sick House Syndrome indoor space that is provided to the building materials, and the impact on the domestic and the indoor environment, and clean the house in a health standards are specified as laws. The performance rating and the various materials to create environmentally-friendly standards for building materials. The more detail, Porous clay material, toxic substances released by applying the high humidity and the water itself, and to absorb the moisture, if the emissions, without a separate device, to maintain a comfortable indoor environment and at the same time, one of the causes of Sick House Syndrome breaking down harmful substances to absorb a comfortable indoor environment to maintain an environmentally-friendly building interior material studies. It is aimed at the development to multi-functional high performance eco-friendly construction materials, rather than through one feature performance, identify key features for national and international eco-friendly building materials can exert Water Vapour Adsorption raw, decomposed materials for the application and selection.

A Study on the Noise Reduction in Railway Vehicles using Bone Conduction Device : Railway noise analysis and Understanding Acoustic Characteristics of Bone Conduction Devices

  • Park, Hyung Woo
    • International Journal of Internet, Broadcasting and Communication
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    • v.8 no.4
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    • pp.48-53
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    • 2016
  • Noise and vibration pollution is emerging to people in high speed trains. And it is difficult to realization of eco-friendly railway system at noise problem. The railway internal noise is 73dB on average and over 80dB in the loudest section. In order to reduce noise, there are passive methods that are far from noise sources and theother active noise reducion method. In this paper, we propose a method of reduce noise by measure and estimate the noise condition of train environment using Bone-Conduction device. We use an anti-phase waveform for canceling of noise characteristic. With this new system, the noise from surrounding environments can be reduced.

User-Friendly Personal Photo Browsing for Mobile Devices

  • Kim, Sang-Kyun;Lee, Jae-Won;Lee, Ryong;Hwang, Eui-Hyeon;Chung, Min-Gyo
    • ETRI Journal
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    • v.30 no.3
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    • pp.432-440
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    • 2008
  • In this paper, a user-friendly mobile photo album system and albuming functions to support it are introduced. Stand-alone implementation in a mobile device is considered. The main idea of user-friendly photo browsing for albuming functions is to enable users to organize and browse their photos along semantically meaningful axes of events, personal identities, and categories. Experimental results demonstrate that the proposed method would be sufficiently useful and efficient for browsing personal photos in mobile environment.

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User-friendly Application for operability with HL7 in mobile agent of Ubiquitous Health Environment

  • Lee, JeongHoon;Kwock, DongYeup;Moon, KangNam;sahama, Tony;Kim, Jung-Tae
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2009.10a
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    • pp.866-870
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    • 2009
  • Mobile Health (M-Health) system is a recent term for medical and public health practice supported by mobile devices, such as mobile phones, PDAs, and other wireless devices. Mobile Health system has been successfully establishing at few general hospital in Korea. However, to use diverse devices manufactured by various company cause inoperability, and lack of security disappoints customers often. Although the outstanding health environment, most of hospitals are unavailable to share electronic patient records due to lack of standard protocol to handle the interoperability each other. Health Level 7 (HL7) is the best solution for the problem. In this paper, we will analyse a current M-Health service in terms of security and mobile device, and suggest iPhone for the best device against hospital environment. Also, for keep confidentiality of health information and patient privacy, enhanced security mechanism is introduced. As a consequence, interoperable standard, and most appropriate device for supporting staffs and M-Health performance, and enhanced securirty mechanism will be integrated in order to propose improved M-health model.

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Effects of the Structure and the Inorganic Filler Type on the Heat Insulation of Paper (종이구조 및 무기충전제가 종이의 단열특성에 미치는 영향)

  • Sung, Yong Joo;Heo, Min-Heang;Chung, Hyun-Seok;Lee, Ji-Young
    • Journal of Korea Technical Association of The Pulp and Paper Industry
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    • v.46 no.4
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    • pp.93-100
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    • 2014
  • The packaging with environment-friendly materials become more important issue since the concern for the environment and the disposal of waste such as the packaging materials has increased. Although the paper based packaging such as corrugated box are widely used as a typical environment-friendly packaging stuff, the heat insulation properties of paper packaging did not get many attention. In this study, the heat insulation properties of paper were deeply evaluated to improve the functional properties as packaging material of the cold storage goods. The simple device for evaluating the heat insulation of paper product was developed. Subsequently, the changes in the heat insulation depending on the paper structure and the addition of the inorganic fillers were investigated by using the instrument. The higher basis weight and the less beating time resulted in the bulkier structure and the less efficiency of heat transfer. The addition of the perlite powder as a filler resulted in the great increase in the heat insulation, although the addition of the calcium carbonate decreased the heat insulation potential of paper.

Object-Oriented Models for Integrated Processing System of Finite Element Structural Analysis Program (유한요소 구조해석 프로그램의 전후처리 통합 운영 시스템을 위한 객체지향적 모델)

  • 서진국;송준엽;신영식;권영봉
    • Proceedings of the Computational Structural Engineering Institute Conference
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    • 1994.10a
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    • pp.17-24
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    • 1994
  • The pre- and post-processor for finite element structural analysis considering the user-friendly device are developed by using GUI. These can be used on WINDOWS' environment which is realized the multi-tasking and the concurrency by object-oriented paradigm. They are designed to control integratedly the pre-processing, execution and the post-processing of the finite element structural analysis program on multiple windows. These object-oriented modeling approach can be used for complex integrated engineering systems.

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Nanopore Metagenomics Sequencing for Rapid Diagnosis and Characterization of Lily Viruses

  • Lee, Hyo-Jeong;Cho, In-Sook;Jeong, Rae-Dong
    • The Plant Pathology Journal
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    • v.38 no.5
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    • pp.503-512
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    • 2022
  • Lilies (Lilium spp.) are one of the most important ornamental flower crops grown in Korea. Most viral diseases in lilies are transmitted by infected bulbs, which cause serious economic losses due to reduced yields. Various diagnostic techniques and high-throughput sequencing methods have been used to detect lily viruses. According to Oxford Nanopore Technologies (ONT), MinION is a compact and portable sequencing device. In this study, three plant viruses, lily mottle, lily symptomless, and plantago asiatica mosaic virus, were detected in lily samples using the ONT platform. As a result of genome assembly of reads obtained through ONT, 100% coverage and 90.3-93.4% identity were obtained. Thus, we show that the ONT platform is a promising tool for the diagnosis and characterization of viruses that infect crops.