self-excited相关论文
本文对自激脉冲射流喷嘴进行试验设计和数据分析,以自激频率、振幅以及打击力等作为响应函数,研究喷嘴结构与工作压力的配套关系.......
利用FLUENT三维非定常空化模型,通过最新的CFD计算方法对自激脉冲射流装置的上下喷嘴配比d2/d1、嘴间距Lc进行分析,得出d2/d1的最......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
自激式涡流控制水力振荡器具有无易损件、制造成本低和压降小的优点,可减小钻进过程中的摩阻,降低压差卡钻的可能性,改善钻压传递......
提出了笼型异步发电机和静态无功发生器（SVG）构成独立运行的风力发电系统，由SVG代替电容器提供发电机励磁，避免了依靠并联电容器提供无......
可控脉动燃烧因其周期性的强烈气流扰动，有很强的强化燃烧、强化传热作用，而且NOx和烟尘排放低，是一种清洁燃烧技术。介绍了改进型Rij......
运用正交实验方法,研究了自激脉冲空化水射流喷嘴装置的结构参数(腔室直径和下游喷嘴长度)对冲蚀效果的影响。在此基础上作者选用......
对一种静止无功电源(SVG)进行了研究和设计,以用于为自激异步发电机提供激磁并保持其电压恒定.使得自激异步发电机成为提供高质量......
为寻求具有减阻效能的流体管路输送技术，采用双重管结构，在对柔管壁外侧分别加以几乎与管内压力相平衡的水及空气的条件下，对柔管的自......
从异步发电机稳态运行的等效电路模型出发，列写了等效电路模型的回路阻抗方程，令回路阻抗实部和虚部分别为零，建立方程组。在此基础上......
发现并证明了在设计多路大电流DC-DC变换器时,如果对每个工作模块进行有效隔离可避免自激情况发生。这个发现可更好地指导设计大电......
多边形磨损是汽车轮胎磨损研究中的一个新课题,具有重要的理论价值和研究意义。考虑轮胎接地磨擦的非线性特性,建立了基于LuGre摩......
Harmonic, subharmonic, superharmonic, simultaneous sub/super harmonic, and combinationresonances of the additive type of......
通过搭建一个小型风力发电机组的实验台,其中包括了风机部分、齿轮箱部分、异步发电机、整流斩波部分和尾翼自动调节部分。针对固......
在实际工程中，系统在设计加工出来以后，电路结构都已经确定，但是在调试过程中会出现各种问题，要求有大量调试的经验。文章以C波段的接......
During the isolated use of a wind system, the output voltage of the self-excited induction generator depends on the vari......
The geometric and biomechanical properties of the larynx strongly influence voice quality and efficiency. A physical und......
Combining theoretical and experimental modal analyses on self-excited vibration induced by dry friction between two elas......
This paper presents a closed-loop vector control structure based on adaptive Fuzzy Logic Sliding Mode Controller (FL-SMC......
Countermeasure Against Regenerative and Forced Chatter of Flexible Workpieces in Milling Processs Us
A novel extended methodology for chatter suppression in milling process by applying external forced vibrations to the wo......
This paper investigates the effects of various parameters on the terminal voltage and frequency of self excited inductio......
Dynamic modeling was carried on by combining the dynamic of machinery with composite triology, and the critical conditio......
The Theory and Experimental Study of the Self-Excited Oscillation Pulsed Jet Nozzle (Pipeline Pulsed
In this paper, the basic theories of the Self-excited Oscillation Pulsed Jet Nozzle (SEOPJN) invented by the authors are......
Very high frequency(VHF) photocathode guns have excellent performance and are being increasingly selected as electron so......
在研究初轨机因打滑等因素产生自激振动时，本文考虑了边接轴转动的影响，得到消除自激振动的条件。......
