Unique rotating stall heat-regulating function.
独特的旋转档位式热盖调节功能。
A aeroacoustic model about the rotating stall of a compressor is described in this paper. The acoustic nature of rotating stall can be tentatively explained according to this model.
本文应用气动声学的基本理论并结合具体边界条件建立了压气机旋转失速的气动声学模型，从而初步解释了这一现象。
To improve the performance and reliability of aero-engine and other gas turbines, it is of great importance that the mechanism of compressor rotating stall is well understood, and furthermore, successful control of this aerodynamic instability realized.
对压气机旋转失速机理的研究和认识，进而实现对其进行控制，对于提高航空发动机及其它燃气轮机的性能和可靠性具有重要意义。
Some experiments show that a kind of special acoustic phenomenon, which is quite different from that of the normal condition of a compressor, will appear once a compressor operates in rotating stall condition.
人们在试验中发现，一旦压气机处于旋转失速工况运行时，将随之产生一种完全不同于正常运行时的特殊声学现象。
The results show that it is effective to identify the peak signal and noise by wavelet decomposition. Different threshold values are given with different sampling frequencies. By monitoring the dN level of the reconstructed signals, rotating stall can be detected.
研究结果表明，小波分解能有效地区分信号中的突变部分和噪声，达到降噪的目的；对不同采样频率的压力数据进行分析，给出了相应的阀值，对dN层重构信号进行监测，能有效检测到旋转失速的发生。
Rotating stall and surge in axial compressors are one of the most difficult problems in the field of aerothermodynamics of turbomachinery, which thus have been the research focus for many years.
轴流压气机旋转失速和喘振问题历来是叶轮机械气动热力学研究的难点和热点，其中旋转失速机理及其控制手段为研究所关注的焦点。
A self-induced on-line control of rotating stall of an air compressor has been investigated experimentally in this article.
针对压气机旋转失速的在线控制新方法进行了实验研究。
A physical model of open circuit system control considering the acoustic characteristic of rotating stall is set up to provide a theoretical basis for revealing the rotating stall machanism of the axial flow compressor and making a further active control on rotating stall.
建立了考虑旋转失速声学特性的开环系统控制的物理模型，对于揭示轴流压气机旋转失速机理以及进一步对旋转失速进行主动控制提供了理论基础。
The assessment result shows that the blade has a high circle fatigue failure caused by first order bending vibration resonance excitated by rotating stall.
评估结果表明，该级叶片存在旋转失速激发的一阶弯曲振动共振导致的高周疲劳失效。
We also find that although the asymmetric flows caused by the inlet distortion initiate large-scale disturbance before the onset of rotating stall, the frequency of rotating stall is not altered.
适当进口总压畸变会诱发压气机在失速前产生大尺度扰动，但没有对失速频率构成影响。
From calculation found that the event of compressor rotating stall has emerged asymmetry at the diffuser flow channel before it happens, and this non-uniform flow field distribution in the calculation of different moments also change.
通过计算发现，压气机在发生旋转失速前，扩压器流道内部已经出现了流场分布不对称的现象，而且这些不均匀的流场分布在计算的不同时刻，也发生变化。
Based on data analysis in both time and frequency domain, characteristics of blade vibration response at rotating stall and surge condition are introduced.
在对时域和频域数据分析的基础上，论述了旋转失速和喘振状态下叶片振动响应的特征。
Flow measurements and analysis of rotating stall in an axial flow fan
轴流风扇旋转失速时的流场测量与分析
Based on the HARIKA arithmetic used to caculate muti-stage axial compressor performance, a method to predict the rotating stall stage in multi-stage axial flow compressor is developed.
以扬州第二发电有限责任公司二期工程调试中遇到的一次风机失速问题为背景，阐述了双级轴流风机失速的现象、特性及运行处理方法。
Experimental research on blade vibration response at rotating stall and surge condition has been carried out on a single stage axial compressor test rig.
在某单级轴流压气机试验台上，进行了旋转失速和喘振状态下叶片振动响应的试验研究。
A 2-D rotating stall stability model considering the inlet and outlet flow angles and unsteady loss of axial flow compressor was proposed, for which numerical analysis has been conducted.
提出了考虑轴流压气机进出口气流角和非定常损失变化的二维旋转失速稳定性模型，进行了数值分析和讨论。
Rotating stall and surge in axial flow compressor
轴流压气机旋转失速与喘振的实验研究
This paper analyzes the cause of rotating stall and its acoustic characteristics from unconventional view by describing the acoustic characteristics of axial flow compressor rotating stall.
通过对轴流压气机旋转失速的声学特性的描述，从非定常角度出发对旋转失速发作的原因及其声学特性进行了分析。
A new three-dimensional aerodynamic stability model for an axial flow compressor to study the effects of radial disturbance on the rotating stall is presented.
给出了考虑压气机径向扰动对失速影响的轴流压气机三维气动稳定性模型。
Experimental study of small perturbation induced rotating stall in axial flow compressor
轴流压气机小扰动诱发旋转失速的试验研究