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김자륭(Charyung Kim),이현우(Hyunwoo Lee),임종순(Jongsoon Lim),이종현(Jonghyun Lee),박용성(Yongsung Park),이준권(Joonkwon Lee) 한국자동차공학회 2013 한국자동차공학회 부문종합 학술대회 Vol.2013 No.5
As customer consciousness about the environment is getting higher, people has been growing very attentive to auto-cabin indoor air quality as well as indoor air quality of houses. Ministry of Land, Infrastructure and Transport has arranged and enforced the world’s first management standard for auto-cabin indoor air quality of newly manufactured vehicles at government level in order to protect consumer’s safety and health due to Sick Auto-cabin Syndrome, which is caused by harmful substance emitted from the interior material of newly manufactured vehicles. Currently, we reinforce the existing management standard for customer protections and we are doing research in order to cope with the international standardization of auto-cabin indoor air quality of newly manufactured vehicles in advance. Meanwhile, there are no measurement methods about auto-cabin inflow of vehicle exhausts and acceptable criteria for harmful substance all over the world, even though consumer anxiety about problems caused by auto-cabin inflow of vehicle exhausts has been increasing. Therefore, we are now studying on creating a reasonable and objective standard for auto-cabin inflow of vehicle exhausts. Through this study, we would like to introduce policy and research position about auto-cabin indoor air quality as customer concerns and the necessity of establishment of countermeasures relating to the improvement in auto-cabin indoor environment have been gradually increasing for the safe driving and national health care.
김자륭(Charyung Kim),이현우(Hyunwoo Lee),임종순(Jongsoon Lim),신영복(Youngbok Sin),권해붕(Haeboong Kyun) 한국자동차공학회 2012 한국자동차공학회 학술대회 및 전시회 Vol.2012 No.11
The emission factor of Tier 3 level is necessary to establish a policy for reducing GHG emissions and to promote it efficiently. In the passenger vehicle, the GHG emission factor was developed only prior to 2009, it is necessary to develop new GHG emission factors. This study was carried out for development of Tier 3 level GHG emission factors reflecting emission trend of passenger vehicle during the latest 3 years. To ensure reliability of developed new Tier 3 GHG emission factors, all test results were obtained through statistical analysis and the final regression model was determined by comparing the coefficient of determination. To review the accuracy of test results, uncertainty review was also carried out. New Tier 3 emission factors developed through this study will be utilized for national GHG emission estimation and policymaking.
류도정,김자륭,이시복 한국자동차공학회 2020 International journal of automotive technology Vol.21 No.5
In order to build and efficiently implement a policy to reduce greenhouse gas (GHG) emissions, a Tier-3 level emission factor is necessary. The GHG emission factor for the passenger vehicle segment was developed by the Korean Ministry of Environment up to 2009, after which the Korean Ministry of Land, Infrastructure and Transport has been conducting the task. This study aims to develop a Tier-3 level GHG emission factor reflecting the emission trends of passenger vehicles by fuel type and size class from 2010 to 2018. To secure the reliability of the newly developed Tier-3 GHG emission factor, all testing results were obtained through statistical analysis, and the final regression model was selected through a comparison of a coefficient of determination (R2). A review of the measurement uncertainty was conducted in order to examine the accuracy of the test results. The new Tier-3 emission factor developed through this study will be used for calculating national GHG emissions as well as establishing policies for the issue.
이정기,용기중,김자륭,엄성복,Lee, Jung-Ki,Yong, Geejoong,Kim, Cha-Ryung,Eom, Seong-Bok 한국자동차안전학회 2018 자동차안전학회지 Vol.10 No.3
Greenhouse gas is the big issue of the whole world. So foreign countries, EU, USA, Japan, China and Korea made the policy for reducing greenhouse gas. For calculation of reduction, it is necessary to know the quantity of current greenhouse emission per year in Korea. It is not reflected real driving condition for measuring the Fuel economy and greenhouse gas. The subject of this study is to figure out the characteristics which influence on greenhouse gas in real driving condition. And final goal is applying the policy greenhouse emission reduction.