Compared with the Fixed-axis launching and the Off-boresight launching, there are many differences for Over the Shoulder in the operational use process and tactical application.
越肩发射与传统的定轴发射和离轴发射相比,在作战使用过程和战术运用上有了许多不同之处。
Online optimization control of turboshaft engines based on variable inlet guide vane;
基于在线可变导叶角的涡轴发动机优化控制
Optimizing control of turboshaft engines based on variable rotor speed;
基于变旋翼转速的涡轴发动机优化控制
Forced vibration analysis of turboshaft engine;
涡轴发动机整机受迫振动分析
An experimental investigation has been carried out to study the aerodynamic characteristics of two types of annular combustor sector for the turbo shaft engine.
对涡轴发动机短环直流燃烧室进行了突扩区和火焰筒头部间流场试验研究。
In the paper, the dynamic characteristics, such as critical speeds, vibration shapes and unbalance responses, of a simulated solid power turbine shaft for a new-type turbine shaft engine have been predicted using finite element method.
应用有限元方法完成了某新型涡轴发动机动力涡轮模拟实心轴动力特性-临界转速、振型和不平衡响应的计算;;分析了平衡卡箍对模拟轴动力特性的影响;;最后进行了试验验证。
This paper studies dynamic characteristics of a power turbine rotor of a new-type turbine shaft engine when finite element method is used.
应用有限元方法建立了某新型涡轴发动机动力涡轮转子动力特性的计算模型,对转子在不同情况下的动力特性——临界转速、振型和不平衡响应分别进行了系统的计算分析,得到了转子的前5阶临界转速、前5阶主振型和前两阶不平衡响应曲线,并计算了平衡卡箍对转子动力特性的影响。
High speed dynamic balance of power turbine rotor which generally runs over the second bending critical speed is a key technique in developing turbine shaft engine.
针对动力涡轮转子空心、薄壁、大长径比、带弹性支承和挤压油膜阻尼器、内置测扭基准轴的结构特点,提出了一种改进的"多转速、多平面、分步平衡"的方法,设计了一组精密平衡卡箍,建立了一套涡轴发动机动力涡轮转子高速动平衡的平衡步骤和平衡工艺,给出了动力涡轮转子的平衡判定准则,在全转速范围内进行了动力涡轮转子的高速动平衡,最高平衡转速大于20,000r/min。
Health monitoring system for a turboshaft engine has been introduced in this paper.
介绍了某型涡轴发动机健康状况监视系统的总体方案 ;给出了用于发动机诊断的状态监测参数和性能评估参数 ;建立了利用故障因子概念诊断发动机故障的数学模型 ;运用发动机的实际无故障数据和模拟故障数据进行了仿真。