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| 航空发动机地面试车验收空中工作点性能的机理研究 | |
| 引用本文： | 骆广琦,宋頔源,吴宝勤.航空发动机地面试车验收空中工作点性能的机理研究[J].推进技术,2010,31(1):1-4,33. |
| 作者姓名： | 骆广琦 宋頔源 吴宝勤 |
| 作者单位： | 1. 西北工业大学,动力与能源学院,陕西,西安,710072;空军工程大学,工程学院,陕西,西安,710038 2. 空军工程大学,工程学院,陕西,西安,710038 3. 空军驻成都地区军事代表室,四川,成都,610067 |
| 基金项目： | APTD项目(APTD-1504-07-08) |
| 摘 要： | 为了通过航空发动机地面试车验收空中工作点性能,本文利用防喘调节系统的工作原理和相关参数,采用发动机稳态性能计算的方法,确定了某双转子混合排气涡扇发动机压气机出口温度、涡轮前温度和排气温度在地面试车与空中工作点间的换算系数。在考虑发动机性能分散度的基础上,计算了推力性能的验收指标,其结果与实际发动机基本吻合,证实了验收机理和方法的正确性。本研究结果为航空发动机空中工作点的性能验收提供了借鉴和参考。 |
| 关 键 词： | 航空发动机 地面试车 性能验收 防喘调节 |
Mechanism and method study of a turbofan engine flight point performance validation on ground test rig |
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| Luo Guangqi,Song Diyuan and Wu Baoqin.Mechanism and method study of a turbofan engine flight point performance validation on ground test rig[J].Journal of Propulsion Technology,2010,31(1):1-4,33. | |
| Authors: | Luo Guangqi Song Diyuan and Wu Baoqin |
| Institution: | LUO Guang-qi1,2,SONG Di-yuan2,WU Bao-qin3(1.School of Power , Energy,Northwestern Polytechnical Univ.,Xi\'an 710072,China,2.Engineering Inst.,Air Force Engineering Univ.,Xi\'an 710038,3.The Military Representative Office of Air Force in Chengdu Region,Chengdu 610067,China) |
| Abstract: | Based on the principle of anti-surge governor and relative parameters,the process of a turbofan engine flight point performance validation through ground test is analyzed.The total temperature corrected coefficients of high-pressure compressor exit,main combustor exit and low-pressure turbine exit at flight point and its similar point on ground test are investigated using the engine steady performance calculation program.Further more,thrust check index on ground test rig is calculated,considering performanc... |
| Keywords: | Gas turbine engine Ground test Performance check index Anti-surge adjust |
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