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生物柴油-乙醇-柴油混合燃料的燃烧过程模拟与分析

蒋超宇 姚国仲 申立中 刘少华

现代电子技术Issue(10):5-7,11,4.
现代电子技术Issue(10):5-7,11,4.

生物柴油-乙醇-柴油混合燃料的燃烧过程模拟与分析

Simulation and analysis on combustion process of biodiesel-ethanol-diesel blended fuel

蒋超宇 1姚国仲 1申立中 1刘少华1

作者信息

  • 1. 昆明理工大学 交通工程学院,云南 昆明 650224
  • 折叠

摘要

Abstract

In order to study combustion characteristics of biodiesel-ethanol-diesel blended fuel,the in-cylinder combustion and spray processes of pure diesel and B30E10 fuel(containing 30% volume fraction of biodiesel,10% volume fraction of etha-nol and 60% volume fraction of diesel) were simulated and analyzed by using the AVL-FIRE software. By slicing the combus-tor,the velocity field,pressure field and temperature field,and their change law were compared. The simulation results show that the burn speed of B30E10 is slower than diesel in early combustion stage,but with the development of combustion process and when the fuel is accumulated in the groove of the combustion chamber,the in-cylinder combustion speed,pressure and tem-perature of B30E10 fuel are lower than diesel.

关键词

生物柴油-乙醇-柴油混合燃料/燃烧过程分析/喷雾过程模拟/燃烧室

Key words

biodiesel-ethanol-diesel blended fuel/combustion process analysis/spray process simulation/combustor

分类

信息技术与安全科学

引用本文复制引用

蒋超宇,姚国仲,申立中,刘少华..生物柴油-乙醇-柴油混合燃料的燃烧过程模拟与分析[J].现代电子技术,2014,(10):5-7,11,4.

现代电子技术

OA北大核心CSTPCD

1004-373X

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