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- power harmonic detection 电力谐波检测
- A digitized harmonic detection method based on resampling and feedback theory is proposed. 提出了基于重采样和反馈理论的数字化谐波检测方法。
- A power harmonic suppressing method based on low voltage intermediate frequency inductive stove was introduced. 介绍了一种基于低压中频炉的电力谐波治理方法。
- The simulation about the harmonic detection of a three-phase cycloconverter-fed a.c. excited generator verified the effectiveness of the method. 针对三相交-交变频器交流励磁发电系统的谐波检测进行的仿真研究,验证了本文方法的有效性。
- By the harmonic detection method based on the neuron adaptive theory, a harmonic detection system is developed with TMS320LF2407. 基于神经元自适应理论的谐波检测方法,利用TMS320LF2407进行谐波检测系统开发;
- It is widely applied in power factor correction and active power filer for power harmonic suppression by its virtue of simple control circuit and excellent dynamics. 由于其控制电路简单,控制效果好,在电力谐波治理领域中的功率因数校正器和有源电力滤波器的控制中得到了广泛运用。
- The harmonic detection theories of APF are analyzed. The p-q theory and the ip-iq theory are simulated and compared with each other by the simulation program of PSCAD/EMTDC. 对有源滤波器的谐波检测理论进行了分析、概括,并用PSCAD/EMTDC仿真软件对p-q理论和ip-iq理论进行仿真计算和对比。
- Method:12 patients with hepatic lesion were investigated by color Doppler and Power Harmonic Imaging(PHI),which included 4 hepatocellular carcinomas,3 metastases,2 hemoangiomas,1 necrotic node as well as 2 inflammations. 方法:用能量多普勒超声和能量谐波成像检查的肝脏占位性病变12例,其中肝细胞肝癌(HCC)4例,肝转移癌3例,血管瘤2例,坏死结节1例,炎性病灶2例。
- Combined with the band-filter-based instantaneous harmonic detection method, a harmonicdetection system based on DFT(Discrete Fourier Transform) reconfiguration by 1/ 2 period is designed. 结合带通滤波器的瞬时谐波检测方法,设计了基于1/2周期重构离散傅里叶变换带通滤波器的谐波检测系统。
- According to the Discrete Fourier Transform, this paper proposes a method of harmonic detection by band filter based on DFT algorithm, which improves the dynamic performance of detection system. 根据带通滤波器的瞬时谐波检测方法,离散傅里叶变换基本思想,提出了运用基于DFT的滤波算法实现带通滤波。
- The development tendency of the electric system harmonic detecting is prospected. 展望电力系统谐波检测方法的发展趋势。
- Development Of Power Harmonic Detector Based On DSP 基于DSP的电力谐波检测仪研制
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- In addition, teat results show that the harmonics and the idle current separation effect is perfect, which has achieved the GB B of harmonic detection standard. 该系统测试结果表明谐波和无功电流分离效果较好,达到了国家B级谐波检测标准;
- Power network harmonic detection methods based on artificial neural network 基于优化神经网络的电网谐波检测方法
- Ma Li, Zhou Jinghai, Lii Zhengyu et al.An improved harmonic detecting approach based on dq rotating coordination transformation [J].Proceedings oftheCSEE, 2000, 20(10): 55-58. [8]马莉;周景海;吕征宇;等.;一种基于dq变换的改进型谐波检测方案的研究[J]
- Instantaneous harmonic detection based on DFT 基于DFT的瞬时谐波检测方法
- Digital Method for Harmonic Detection Used in APE 有源电力滤波器中谐波提取的数字法实现
- Open tender for purchasing power transformer. 公开招标购买电力运输设备。
- James unleashed his power on Susan in revenge. 杰姆斯利用权力报复苏珊。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries