• Title/Summary/Keyword: Ergonomic factors

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Application of Digital Human Modeling for Design of Yacht

  • Kim, Dong-Joon;Ko, Chan Gil;Lee, Yujeong;Chang, Seong Rok
    • Journal of the Ergonomics Society of Korea
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    • v.32 no.5
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    • pp.475-480
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    • 2013
  • Objective: In this study, virtual reality was adopted to consider ergonomic factors in yacht design. Virtual human which is the same actual human was created in virtual environment using Digital Human Modeling which has been used in the manufacturing communities to design better workplaces and maximize the safety of workers. Background: During the past 40 years yachting has expanded from being, generally speaking, a minority sport - too expensive for the large majority of people - into a major recreational activity practiced by millions all over the world. Many new yacht designs have appeared and number of professional, as well as amateur designers has increased steadily. But they had not considered ergonomic factors in yacht design. Method: Worker's posture, traffic line and workload had been analyzed in sailing yacht. After the caution level was evaluated, we pointed out clues which had high workload and interference. To reduce workload, we applied ergonomic principles for improving working conditions and environments in Digital Human Model. Results: We found the space problems and workload of postures. Conclusion: (1) Unnatural posture of crews was sustained. (2) Workload that occurs in the human body was overloaded. (3) Crew's work space was very narrow. Application: This study will be applied the new ergonomic design of yacht.

Risk Factor Analysis of Printing Business Workers (인쇄업종 근로자들의 작업위험성 평가)

  • Choi Ho Dal;Kim Hyun Ho;Jeong Byung Yong;Yang Hong Seok
    • Journal of the Korea Safety Management & Science
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    • v.7 no.3
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    • pp.63-72
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    • 2005
  • The purpose of this study is to examine the prevalence of musculoskeletal disorders and ergonomic risk factors for workers of printing business. A self-reporting survey and task analysis using video camera were performed to identify ergonomic risk factors associated with musculoskeletal disorders. We used the OWAS, RULA, and REBA methods to quantify the risk factors, and the results show that the printing business have high risk of work-related musculoskeletal disorders.

Improvements on Injurious Factors of Work Related Musculoskeletal Disorders at a Fishcake Manufacturing Company by Ergonomic Approach (인간공학적 접근을 통한 어묵 제조업체의 작업관련성 근골격계 질환 유해요인 개선)

  • Yang Sung-Hwan;Cho Mn-Son;Kang Young-Sig
    • Journal of the Korea Safety Management & Science
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    • v.7 no.4
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    • pp.73-83
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    • 2005
  • The goal of this study is to propose the improved scheme that prevents the workers against musculoskeletal disorders at a fishcake manufacturing company, A questionnaire and an ergonomic assessment method were adopted to analyze the symptoms of workers' musculoskeletal disorders, and an analysis of working postures and a quantitative assessment on various processes were performed to find out harmful factors of workplace. Based on the result of the evaluation, to enhance the working environment, improvement of worktable, working space, tools, and outfit was suggested, and induction of mechanical system was also suggested. Suggested improvement plan was applied to the workplace step by step and it is confirmed that improvement plan can removes the injurious factors of musculoskeletal diseases effectively.

Ergonomic Job Hazard Assessment of Hotel Chef (호텔 요리사의 인간공학적 작업 위험성 평가)

  • Ahn, Tae-Hoon;Kim, Jun-Sik;Jeong, Byung-Yong
    • Journal of the Ergonomics Society of Korea
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    • v.25 no.3
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    • pp.105-111
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    • 2006
  • This paper summarizes the ergonomic risk assessment of hotel chef. The cooking operations were observed in order to determine sources of ergonomic stress and make recommendations to reduce the risk of work-related musculoskeletal disorders in Korean, Japanese, and western style cooking. We used interviews, document analysis, video analysis, and risk assessment to identify and quantify ergonomic risk factors. The results indicate that the cooking operations have some ergonomic problems. These findings identified in this study can be used to reduce the risk of work-related musculoskeletal disorders in food service areas.

Ergonomic infomation retrieval through internet and its applications (인터넷을 이용한 인간공학정보의 검색 및 응용)

  • 이남식
    • Proceedings of the ESK Conference
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    • 1995.10a
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    • pp.185-191
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    • 1995
  • This paper reviews how to access the ergonomic information through internet-the world-wide computer networks. Recently, with the growth of hypertext type Internet-the WWW (World-Wide Web), it becomes much easier to access to the Internet and we can retrieve information very effeciently. In order to search the ergonomic information, this paper also reviews the famous Web search engines like Lycos, Web Crawler, and meta-indices like YAHOO. Also, useful Web-sites of ergonomics/human factors such as ErgoWeb are summarised.

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Prevention and Management of Musculoskeletal Disorders in Automobile-related Industries (자동차 관련 업종에서의 근골격계질환 예방과 관리)

  • Lim, Hyeon-Kyo;Luo, Meiling;Kim, Dong-Gyun;Kim, Hong-Young
    • Journal of the Ergonomics Society of Korea
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    • v.29 no.4
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    • pp.479-486
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    • 2010
  • Automobile-related industries have been a few of leading ones among domestic industries reporting high rates of musculoskeletal disorders (WMSD's). In this paper, major ergonomic aspects of automobile-related works were reviewed with reference to WMSD's. According to the result, high repeatability of works with as short as 1 minute or less, awkward postures required, excessive forces, and vibrations due to power tools were drawn out as major physical factors. To eliminate or mitigate those factors - at least in automobile-related industries - ergonomic approach has tried for more than a decade. With all, however, ergonomists still seem to confront with several problems to be solved such as development of appropriate assessment tools, enhancement of work improvement activities, system establishment for continuous prevention and management of WMSD's. As lots of previous researches declared, it was concluded that ergonomic approach would collaborate with other approaches such as ndustrial medicine considering physical factors as well as psychosocial factors, and that the necessity of an integrated Occupational Safety and Health Management System(OHSMS) was mentioned.

A Review of Ergonomic Researches for Designing In-Vehicle Information Systems (차량 정보 시스템의 설계를 위한 인간공학적 연구 및 가이드라인 고찰)

  • Yae, Jin Hae;Shin, Jong Gyu;Woo, Jong Ha;Kim, Sang Ho
    • Journal of the Ergonomics Society of Korea
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    • v.36 no.5
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    • pp.499-523
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    • 2017
  • Objective: This study is to provide a foundation for developing comprehensive ergonomic design guidelines for in-vehicle information systems (IVIS) by giving an overview of existing researches as well as setting further research directions. Background: The drivers get much more information recently while interacting with new safety functions of the cars. To avoid cognitive overload of the drivers, IVIS should be deigned appropriately by considering various human factors and task conditions. Method: We gathered, analyzed, and summarized ergonomic researches concerned with IVIS design conducted inside and outside Korea according to a categorization system proposed in the study. Frequency analysis was conducted for figuring out what kind of issues took major part of the researches, and their trends across time and regions. Results: Compared to domestic researches, those done in overseas tend to deal with more variety of independent, dependent and extraneous variables. The overseas researches also showed a tendency to get ahead in making ergonomic guidelines for IVIS design by adapting and integrating the results from previous researches. Conclusion and Application: There have been many researches regarding with ergonomic IVIS design, but some of their results became old-fashioned as the technology evolved. Not many researches have considered diverse human factors regarding the drivers' characteristics except age and gender. It is expected that researchers and designers take advantage of this study to find and review relevant results and set out issues of their own for more progressive researches of the field.

An Efficient and Easy Discretizing Method for the Treatment of Noise Factors in Robust Design

  • Lanzotti, Antonio;Vanacore, Amalia
    • International Journal of Quality Innovation
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    • v.8 no.3
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    • pp.188-197
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    • 2007
  • In this work, an efficient and easy statistical method to find an equivalent discrete distribution for a continuous random variable (r.v.) is proposed. The proposed method is illustrated by applying it to the treatment of the anthropometrical noise factors in the context of Robust Ergonomic Design.

Ergonomics curricula or Korean design colleges

  • Lee, Kyong-Hee;Cheng, Hong-In
    • Archives of design research
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    • v.20 no.2 s.70
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    • pp.29-40
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    • 2007
  • Human factors engineering has been taught in the design fields and considered as a necessary course for design students, We, ergonomists working with a design department, analyzed the current status of ergonomics curricula in the Korean design colleges. Sixty one percent of schools with design departments were offering ergonomics courses and most courses were electives. Comparatively more ergonomic courses were offered in industrial design and digital media departments. Ergonomic and human factors knowledge might not properly be acquired with this current status of the design curricula and systematic solutions should be considered and prepared for the future Korean designers.

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Optimum Design of Ship's Bridge Layout for the Automated Ocean Going Vessels (자동화선박의 선교 레이아웃의 최적 설계)

  • 이덕수;김동준;차명수
    • Journal of the Korean Institute of Navigation
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    • v.21 no.4
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    • pp.1-9
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    • 1997
  • A study on theergonomic design of the automated ship's bridge and console layout was carried out through this paper. The goal of this study is to find out the effective and ergonomic optimal design solutions of bridge layout hence to reduce the duty officier's workload and increase the safety of navigation. The conventional bridge layouts and modernized Integrated bridge layouts were compared using several factors. To use human factors, an ergonomic control panel layout system based on constraint satisfaction algorithm wa squoted. And the integrated ergonomic bridge layout was converged and applied to the redesign of the navigational console layout.

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