In this paper the author give the weighted L p( R n) boundedness for T μ , the fractional oscillatory integral operators with rough kernels, which is defined by T μf(x)=∫ R n e iP(x,y) Ω (x-y)|x-y| n-μ h(|x-y|)f(y) dy.
本文给出了一类带粗糙核的分数次振荡积分算子Ｔμ，Ｔμｆ（ｘ）＝∫ＲｎｅｉＰ（ｘ，ｙ）Ω（ｘ－ｙ）｜ｘ－ｙ｜ｎ－μｈ（｜ｘ－ｙ｜）ｆ（ｙ）ｄｙ的加权Ｌｐ（Ｒｎ）有界性。
In China the subsynchronous oscillation(SSO) in electric power systems has been a more serious problem than before because of the fast development of the scale of the power systems and the wide use of the(thyristor controlled) series capacitors and HVDC.
随着我国互联电网规模的快速发展,尤其是(可控)串联补偿装置和高压直流输电的广泛应用,电力系统的次同步振荡问题已经变得比较突出。
The HVDC transmission system may lead to subsynchronous oscillation under certain circumstances.
高压直流输电系统在一定条件下可能引发系统的次同步振荡。
By a complex torque coefficient method and eigenvalue method,without considering some windings in generator and magnetic saturation,the subsynchronous oscillation(SSO) damping characteristics and eignevalues are studied.
忽略发电机1D绕组、1Q和2Q绕组及考虑磁饱和时,利用特征值分析法和复转矩系数法计算了发电机组在次同步频率范围内的电气阻尼特性曲线和特征值,分析了发电机模型对交直流并列运行系统次同步振荡(SSO)阻尼特性的影响。
Especially, the sub-harmonic oscillation of the low frequency inductor current is analyzed and the method to solve this problem is proposed.
分析了变换器低频电感电流的次谐波振荡问题,并提出了抑制措施,实验验证了理论分析的正确性。
The sub-harmonic oscillation of switching power supply, including its generation,the results it caused,solved techniques,and implementation,were researched systematically from different points of view.
对峰值电流模式开关电源的次谐波振荡进行了系统研究,包括其产生原因、导致后果、解决方法及具体电路实现。
Because the larger the event, the larger the number of oscillations of the transducer before they decay below the trigger level.
因为事件越大，传感器在它衰减到低于触发器电平之前的振荡次数越多。
Two first integrals for the Helmholtz oscillator
Helmholtz振荡系统的首次积分
Precise Measurement of Solar Neutrino Oscillation Parameters and Analysis of Sub-leading Effects
太阳中微子振荡参数的精确测量和次级效应分析
Research of Damping Coupling Relation between LFO and SSO of Power System;
电力系统低频振荡和次同步振荡的阻尼耦合研究
The Simulation Study on Damping the Low Frequency Oscillation and SSR with TCSC;
TCSC抑制系统低频振荡与次同步谐振的仿真研究
The Research of Aeolian Vibration and Wake Induced Subspan Oscillation Control for Transmission Line
输电线微风振动及次档距振荡控制研究
Numerical Simulations of the Tropical Intraseasonal Oscillation;
热带大气季节内振荡的数值模拟研究
Design of VCO in Digital TV Tuner;
数字电视调谐器中压控振荡器的设计
Numerical Simulation of Beam-Wave Interaction in the Gyrotron Oscillators;
回旋管振荡器注波互作用的数值模拟
Research and Design of Fully Digitally Controlled CMOS LC Oscillator;
全数控CMOS LC振荡器的研究与设计
Mechanism Analysis of Low-frequency Oscillation Based on WAMS Measured Data
基于WAMS量测数据的低频振荡机理分析
Analysis on Low Frequency Oscillation and PSS Parameters in China Southern Power Grid
南方电网低频振荡问题及PSS参数分析
Design of a Numerically Controlled Oscillator Based on CORDIC Algorithm
采用CORDIC算法的数控振荡器设计
High Accuracy Digital Trimmable On-chip Oscillator
一种高精度数字可调片上振荡器设计
The Design of"Plus"/"Minus"Pulse DCO Based on Verilog
基于Verilog的“加”、“扣”脉冲式数控振荡器设计
forced oscillation [ vibration ]
【物】受迫振动[振荡]
The quartz crystal in the watch is made to vibrate at a frequency of 56,000 times a second.
使钟表里的石英晶体以每秒56，000次的频率振荡。
After the recent unrest the car industry will need time to get on its feet again.
最近这次动荡后，汽车需要时间重新振兴。