• Title/Summary/Keyword: Automotive Survey

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A Case Study in Engineering Design of Vehicle Aerodynamics Course by CO2 Model Dragster (CO2 모형 경주차를 이용한 차량 공기역학의 공학설계 사례연구)

  • Jang, Hyun-Tak
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.11 no.8
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    • pp.2750-2757
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    • 2010
  • Recently, there have been a number of voices from industry that automotive education at the college is too theoretical and so college graduates are lack of practical ability to apply the automotive idea to actual systems. In order to educate engineering students design qualities in creative problem solving, this paper reports the results of employing engineering design projects in a Motor sports course of at A College. This paper presents design creterion and manufacture process of $CO_2$ model dragster, measures $CO_2$ model dragster speed and aerodynamic drag. In order to investigate the impact of engineering design on student's learning, a survey was conducted in 2008 spring semester. According to the results of survey analyses, student's key competencies and satisfaction reports high values on engineering design projects.

An Exploratory Study of Competitive Strategy and Performance in Chinese Automotive Industry (중국 자동차 산업의 경쟁전략과 성과에 대한 탐색적 연구)

  • Qin, Zhi-Min;Huh, Moon-Goo
    • Asia-Pacific Journal of Business
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    • v.12 no.2
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    • pp.61-79
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    • 2021
  • Purpose - The purpose of this study was to analyze the impact of a company's competitive strategy on corporate performance in the highly competitive Chinese automotive industry. Design/methodology/approach - This study collected 14 survey data from automotive companies in China which be listed more than one year. We chosen the exploratory study with deriving research assignments, and the final research results are presented as propositions to proceed with the study. Findings - First, in the Chinese automobile industry, a company's competition strategy has a positive impact on corporate performance. and also the Differentiation strategy and the Low-cost strategy both have a positive impact on corporate performance. In addition, a company pursuing the Differentiation strategy that it would achieve better corporate performance than a company pursuing the Low-cost strategy. Second, it has been shown that the hybrid strategy rather than the pure strategy in the Chinese automobile industry can achieve higher corporate performance. Research implications or Originality - First, the type of competitive strategy in Chinese automotive industry were identified through the original strategies presented by Porter and Murray, and the impact of the Low-cost and the Differentiation strategies on corporate performance was analyzed. Second, contributing to the study of pure and hybrid strategies that are still under discussion now. Third, it also suggested practical implications that companies in China's automotive industry should pursue cost or differentiation advantages to secure competitive advantage.

Trend of exhaust emission control of diesel engine vehicles in Korea (국내 경유자동차 배출물 규제동향)

  • 정인석
    • Journal of the korean Society of Automotive Engineers
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    • v.11 no.5
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    • pp.1-12
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    • 1989
  • This short report describes the trend of exhaust emission control of the diesel engine vehicles in Korea, which originally was motivated from the newly proposed Emission Control Regulation of Diesel Engine Vehicles possible to be activated in 1991 by Korean Environmental Protection Agency. This short survey report has been prepared by the special working group of The Korea Society of Automotive Engineers (KSAE) on this particular subject. This report includes (1) estimation of portions of contribution of diesel engine vehicle emission to total air pollution, (2) comparison of proposals of new articles/regulations/laws in Korea with those of other selected countries such as USA, European countries, and Japan, (3) comparison of vehical emission control regulations in Korea with those in other selected countries, (4) technical aspects of possibilities of reduction of diesel engine vehicle emissions, (5) additional administrational aspects of technology development program, (6) social impact resulted from the severe emission control regulation on diesel engine vehicles, and (7) proposals, prepared by the special working group of the KSAE, on the emission control regulation of diesel engine vehicles, which can possibly bring better cleaner air released from the air pollution resulted from diesel engine exhaust emissions in real sense with minimal financial contribution, with optimal technological efforts, with less social impacts, within five to ten year period.

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Decision-Making on Incoterms 2020 of Automotive Parts Manufacturers in Thailand

  • SURARAKSA, Juthathip;AMCHANG, Chompoonut;SAWATWONG, Nutcharin
    • The Journal of Asian Finance, Economics and Business
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    • v.7 no.10
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    • pp.461-470
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    • 2020
  • The objective of this research is to examine the factors affecting the decision-making of International Commercial Terms (Incoterms) of automotive parts manufacturers in Thailand. This mixed method study applied qualitative and quantitative research methods and utilized the analytical hierarchy process (AHP) to prioritize the significance of the factors. By an in-depth literature review and expert interview, four main criteria were identified. These criteria include Operating costs, Cooperation and bargaining power, Knowledge and understanding and Operation duration then main criteria divided into fifteen sub-criteria. The common Incoterms, Ex Works (EXW), Free On Board (FOB), Free Carrier (FCA), and Cost, Insurance and Freight (CIF), were determined as alternatives to the incoterms through a preliminary survey. The results revealed that the operating costs were the most important factor for the company. Moreover, it was discovered that this was consistent with the priority of the secondary factors, which included the annual budget for the transportation expenses and product value at one time. The respondents' perspective suggested that FCA was the most appropriate Incoterms for international trade for a company. The findings of this research suggest a hierarchy model for organizations to prioritize the significant factors in order to make a decision on the most appropriate Incoterms.

Similarity Comparison between Real Product and Graphic Image through Human Sensibility Evaluation

  • Kang, Seon-Mo;Paik, Seung-Youl;Park, Peom
    • Journal of Korean Society of Industrial and Systems Engineering
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    • v.23 no.60
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    • pp.1-9
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    • 2000
  • This paper deals with the difference between human sensibility collected from real product and that through graphic image(photographs and graphic images on CRT monitor) on the same automotive interior. The objective of this study is to verify the possibility that, If there are some restrictions in collecting human sensibility through real product directly, they can be overcome by using graphic image instead, making it easy to collect and analyze human sensibility so as to reflect consumers sensibility in the design of automotive interior, and also comparing the result between real product and graphic image on CRT monitor in order to confirm the potentiality of developing a remote human sensibility survey system through Internet. Therefore two experiments were conducted and the object for experiments was limited to automotive interior. The analysis results showed that there were significant differences between graphic image and real product in case of total interior and IPC(Instrument Panel Center) and no significant difference in case of display panel. Also, there were no significant difference when the subject group was female(housewife). To conclude, we can infer, in case of display panel, that it is possible to replace real product with graphic image to extract similar results on human sensibility and to collect human sensibility through Internet.

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Suggestions for Revision of Mathematics Curriculum by Analysis of Current Mechanical Engineering Mathematics (기계공학수학의 현황 분석을 통한 개편안 제시)

  • Kang, Ju Seok;Park, Chan Il
    • Journal of Engineering Education Research
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    • v.20 no.2
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    • pp.50-56
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    • 2017
  • Because all areas of mechanical engineering involves the use of mathematics, mechanical engineers need mathematical understanding and skill enhancement. To achieve the effective mathematics education for mechanical undergraduate students, it should reorganize the important subtopics of mathematics. In this paper, we explore the direction of the development of mathematics education for mechanical engineers by analyzing the teaching hours of each topics in the mathematics and by comparing the results with significance analysis of expert survey. To do so, syllabuses of mathematics courses of the selected mechanical engineering departments were analyzed and the survey responses of professionals in the Korean Society of Mechanical Engineers were also investigated. Finally, the revision of mathematics curriculum in the mechanical engineering was proposed.

Tire and Vehicle Pull I-Experimental Results (타이어와 차량 쏠림 I-시험결과)

  • 이정환;이주완
    • Transactions of the Korean Society of Automotive Engineers
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    • v.8 no.4
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    • pp.194-201
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    • 2000
  • It is called vehicle pull when a vehicle drifts in the lateral direction under the straight-ahead motion with no steering or external input. Recently vehicle pull draws attention as one of the critical evaluation items from the customers on the vehicle quality. It is generally recognized that the vehicle pull is complex phenomena due to internal and external factors. In this paper the relations between vehicle pull and ire were investigated through close survey on the road test results from the final inspection of car manufactures. Through this investigation the factors are identified which play an important role in causing vehicle pull problem.

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A Study on the Fuel Economy based on the Driving Patterns for Passenger Car in the Metropolitan Area (승용차 도심 주행패턴에 의한 연비 성능 분석)

  • 정남훈;이우택;선우명호
    • Transactions of the Korean Society of Automotive Engineers
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    • v.11 no.1
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    • pp.25-31
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    • 2003
  • There are a lot of factors influencing on the automobile fuel economy such as average speed, average acceleration, acceleration sum per kilometer, and so on. In this study, various driving data were recorded during road tests. The accumulated road test mileage in Seoul metropolitan area is around 1,300 kilometers. The data were analyzed by multivariate statistical techniques including correlation analysis, principal component analysis, and multiple linear regression analysis. The analyzed results show that the average trip time per kilometer is one of the most important factors to fuel consumption and the increase of the average speed is desirable for reducing emissions and fuel consumption.

Priority Decision based on Users' Requirements for the Development of Military Vehicles (군용차량 개발시 고려요소 우선순위 설정 연구)

  • Lee, Bum-Koo;Cho, Yong-Kun
    • Transactions of the Korean Society of Automotive Engineers
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    • v.18 no.6
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    • pp.122-129
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    • 2010
  • The military vehicles are necessary to perform various war battle missions but in reality they are not as convenient as the civil vehicles. Thus, it is problematic regarding the satisfaction about convenience, operation, and performances of military vehicles. Since most of military vehicles used in Korea were made by bench-marking the models of United States developed in the latter half of 1970's. It is question whether the current military vehicles can provide the functions and expected performance fully or not if we do not study what the user friendly military vehicles are. This article report soldiers' user satisfaction survey on military vehicles and provide arguments on the priority decision based on users' requirements. Future direction for the development of military vehicles is discussed.

Small Buyers Adoption of Reverse Aggregation Electronic Markets: A Case Study on the Korean Auto Repair Industry

  • Lim, Seong-Bae;Kim, Sung-Kwan;Mitchel, Robert B.;Hong, Soon-Goo
    • The Journal of Information Systems
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    • v.13 no.2
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    • pp.155-172
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    • 2004
  • The purpose of this study is to investigate factors which can lead small buyers to participate in a Reverse Aggregation Electronic Market (RAEM). Five factors including search, selection, price, delivery, and Internet literacy were selected as possible factors which are expected to influence small buyers' participation in a RAEM. This paper focused on a RAEM of the Korean automotive industry in which the third party aggregator formed a group of small automobile repair shops (ARS) and amassed buying power for them by building a buyer' oriented electronic market (EM). Survey data were collected from small ARS in South Korea. The results of the empirical analysis indicated that fast delivery and support for Internet illiteracy are potential incentives that could influence buyers' decisions to join a RAEM.

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