harmonic造句
211. Single-bubble sonoluminescence occurs at the rapid collapse of the bubble after a long and slow expansion, and the bubble oscillation in the higher harmonic modes leads to the rapid collapse.
212. Thus a smaller membrane gives off a higher first harmonic.
213. From the relation The conclusion is draw the high part of harmonic content is inverse to switch frequency.
213.try its best to gather and create good sentences.
214. The impact of harmonic on the simulation results of stator winding internal fault is further analyzed.
215. The control strategy of adaptive ASLMS-based harmonic cancellation is proposed for eliminating the higher harmonics of acceleration response.
216. This paper collects and analyzes the harmonic signals of the CO2 welding machines main transformer, by which researches the effect of welding power source on the main.
217. And so I find that y double dot plus 2g and that was my goal, because this is clearly a simple harmonic oscillation, because this is a constant.
218. The optimized KTP was used for second harmonic generation(SHG) in CW laser.
219. In this paper, we propose to use a novel adaptive noise canceller with master slave structure (MS ANC) to cancel those harmonic interference and Gaussian noise appeared in the electrified railway.
220. A method for harmonic detectingpower system based on wavelet transform is proposed.
221. Steady state harmonic current is calculated based on the magnetic characteristic curve of welding transformer. The results show that 3rd harmonic component is the main composition.
222. The logarithmic spiral method is a good way of describing damped harmonic motion.
223. The paper puts forward the mechanism of combined waveform and computation of a SPWM area center equivalent. Harmonic of double pole SPWM waveform is analyzed in this paper.
224. Introduces a HA algorithm(harmonic analysis)for solving an AC nonlinear resistance circuit by means of some typical nonlinear resistance elements .
225. The paper introduces the principle of PFC technique and its great significance, puts stress on analyzing the mechanism of the third harmonic of input current.
226. Generally, the harmonic phase reference circuit is a comb generator in frequency domain and a pulse generator in time domain.
227. Hooke's Law - Springs - Simple Harmonic Motion - Pendulum - Small Angle Approximation.
228. It can be seen from model experiment that the Total Harmonic Distortion (THD) of the current in the three-phase rectification circuit can be reduced from 30% to about 10%.
229. Furthermore, a checkout method for the third harmonic voltage based protection scheme of stator ground fault in generators is presented based on the verified MLM-FEM coupled model.
230. The invention discloses a device for detecting an electric energy meter error under a harmonic condition by adopting a watt-second method, and a detecting method.
231. The series solution for boundary value problem of nonhomogeneous harmonic equation with variable coefficient is obtained.
232. Harmonic enlargement can be minished or avoided by properly choosing the reactance rate of reactor in the spur track of filters.
233. We observed that the total harmonic distortion ( THD ) increases due to non - linearity in the triangular wave.
234. The wave equation having general forms of planar simple harmonic wave is deduced in this article. It is simple and accurate to solve wave equation by using this formula.
235. The harmonic losses, circulating current loss, eddy losses of the coils and eddy losses of the spider arms are calculated . The second harmonic losses of reactor are separated at last.
236. First, the development and characteristic of harmonic drive are presented.
237. And some indexes of power quality: voltage deviation, real power, reactive power, harmonic content, voltage fluctuation and unbalanced three-phase voltage and current, are discussed at length.
238. On the basis of the analysis of the twisting vibration of rotary sucher-rod string, a formula of calculating every harmonic vibration eigenfrequency is presented.
239. Dissert the principle of power equilibrium, and present the method that is making use of equivalent resistance to compensate harmonic source.
240. This paper describes the effect of harmonic winding and harmonic compensating error on electrical machines in automatic control system.
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