A Study on Prediction Method of Fuel Consumption under Transient Conditions for Heavy-duty Diesel Vehicles

ディーゼル重量車における過渡運転時の燃料消費率予測手法の研究

In the conventional type approval test method of fuel consumption for heavy-duty vehicles, the fuel consumption under the transient test cycle is calculated by integrating instant fuel consumption rate referred from look-up table of fuel consumptions measured under the steady state conditions of the engine. Therefore, transient engine performance is not considered in this conventional method. In this study, a highly accurate test method of the fuel consumption, which corrected the map-based fuel consumption rate using the transient characteristics of individual engines, was developed and validated its utility for a heavy-duty engine, complied with the Japanese 2009 emission regulation.

Language

  • English
  • Japanese

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Filing Info

  • Accession Number: 01664698
  • Record Type: Publication
  • Source Agency: Japan Science and Technology Agency (JST)
  • Files: TRIS, JSTAGE
  • Created Date: Mar 29 2018 9:31AM