| 不同大气压下直喷式柴油机的性能研究 |
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| 引用本文： | 陈贵升,沈颖刚,兰阳,翁家庆,张韦.不同大气压下直喷式柴油机的性能研究[J].拖拉机与农用运输车,2009,36(1). |
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| 作者姓名： | 陈贵升 沈颖刚 兰阳 翁家庆 张韦 |
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| 作者单位： | 昆明理工大学,交通工程学院,昆明,650224 |
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| 基金项目： | 云南省中青年学术技术带头人后备人才培养基金 |
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| 摘 要： | 在大气模拟试验台架上对运行在不同大气压下的直喷式柴油机的经济性、动力性、烟度及噪声特性进行对比试验研究与分析。试验结果表明:随着大气压力的减少,柴油机有效燃油消耗率、小时燃油消耗量、排气温度、烟度及噪声声功率增加,动力性下降。
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| 关 键 词： | 直喷式柴油机 海拔 大气压 性能 |
Study on Performance of DI Diesel Engine at Different Atmospheric Pressures |
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| CHEN Gui-sheng,SHEN Ying-gang,LAN Yang,WENG Jia-qing,ZHANG Wei.Study on Performance of DI Diesel Engine at Different Atmospheric Pressures[J].Tractor & Farm Transporter,2009,36(1). |
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| Authors: | CHEN Gui-sheng SHEN Ying-gang LAN Yang WENG Jia-qing ZHANG Wei |
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| Abstract: | The paper uses atmosphere simulation test bench to research and analyse power performance,economic performance,smoke emissions and noise characteristics of DI diesel engine running in different atmospheric pressures.The result shows that,with the decreasing of atmospheric pressure,specific fuel consumption,fuel consumption,exhaust temperature,smoke emissions and noise power increase.At the same time,the power performance declines. |
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| Keywords: | DI diesel engine Altitude Atmospheric pressure Performance |
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