• Title/Summary/Keyword: 국내 공인연비 시험모드(FTP-75)

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The Study on the improvement of vehicle fuel economy test method according to the characteristics of test fuel (시험용 연료 특성에 따른 자동차 연비측정 방법 개선에 관한 연구)

  • Lee, Minho;Kim, Jeonghwan
    • Journal of Energy Engineering
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    • v.23 no.4
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    • pp.9-18
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    • 2014
  • These test methods, the current domestic vehicles fuel economy calculation method is tested on a dynamometer for vehicles after you have installed the vehicle, given the test mode(FTP-75 & HWFET mode, etc.) are measured by vehicle emissions and fuel economy by seeking to have the results approach, the carbon balance method. At this point, using the carbon balance method is a test method was developed seeking fuel for a standard fuel properties, where the value of the constant and saved test was measured in THC, CO, $CO_2$ has a value calculation. Therefore, use fuel which is changed every time you test the fuel properties characteristics are not considered exactly. In this study, using the carbon balance method and fluid flow rate of the fuel used in the actual test is measured by comparing the results with the flow measurement methods, properties of the fuel used for the test attribute to study ways that can be considered, taking into account the physical attributes of a more diverse fuel line and fuel economy improved measurement methods that can be reviewed.