| 离心压气机温升效应对涡轴发动机起动性能的影响 |
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| 引用本文： | 蔡建斌,成本林,刘杰,李逢春. 离心压气机温升效应对涡轴发动机起动性能的影响[J]. 航空动力学报, 2005, 20(3): 403-406 |
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| 作者姓名： | 蔡建斌 成本林 刘杰 李逢春 |
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| 作者单位： | 中国航空动力机械研究所,湖南株洲412002 |
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| 摘 要： | 介绍了涡轴发动机起动过程中部件材料温升对离心压气机效率影响的数学模型。按照某涡轴发动机起动供油规律,利用建立的数学模型计算了此发动机起动性能,并和发动机试验结果进行比较,以验证模型建立的准确性。然后,利用建立的数学模型分析部件材料温升对燃气涡轮轴发动机起动性能的影响。
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| 关 键 词： | 航空、航天推进系统 涡轴发动机 起动性能 离心压气机 温升效应 |
| 文章编号： | 1000-8055(2005)03-0403-04 |
| 收稿时间： | 2004-04-21 |
| 修稿时间： | 2004-04-21 |
Centrifugal Compressor Warm-up Effecton Turboshaft Engine Starting Charateristics |
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| CAI Jian-bin,CHENG Ben-lin,LIU Jie and LI Feng-chun. Centrifugal Compressor Warm-up Effecton Turboshaft Engine Starting Charateristics[J]. Journal of Aerospace Power, 2005, 20(3): 403-406 |
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| Authors: | CAI Jian-bin CHENG Ben-lin LIU Jie LI Feng-chun |
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| Affiliation: | China Aviation Powerplant Research Institute,Zhuzhou412002,China |
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| Abstract: | A mathematical model was introduced for the calculation of component material warm-up effect on centrifugal compressor efficiency during turboshaft engine starting.According to the turboshaft engine's starting fuel flow,starting characteristics was calculated and compared with the engine test data to verify the accuracy of the model.Then,the model was used to analyze component material warm-up effect on the turboshaft engine starting characteristics. |
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| Keywords: | aerospace propulsion system turboshaft engine starting performance centrifugal compressor warm-up effect |
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