查询词典 harmonic analyzer

In order for analysis of the harmonic of arc welding power supply, a virtual harmonic analyzer has been developed.

基于弧焊电源谐波分析的需要，研制开发了一台弧焊电源谐波分析仪。

A new design scheme of hand-held power harmonic analyzer based on LabVIEW DSP module is presented.

治理谐波的先决条件是从电网中方便、实时和准确地对电网谐波含量进行测量与分析[1]。

This makes the suggested standard of harmonic analyzer feasible for practical use.

但这个方法用传统的处理方法（高斯消去法或迭代法求矩阵的逆）付诸实施时，将会碰到计算时间很长的困难，因而使测量的实时性受到很大的妨碍。

A new design scheme of hand- held power harmonic analyzer based on LabVIEW DSPmodule is presented.

文章摘要：提出一种基于全功能可视化数字信号处理器设计工具LabVIEW DSP模块的手持式电力谐波分析仪开发方案。

High performance power line harmonic analyzer.

高性能电网谐波分析仪。

Aiming at the demand of power system and the practical application, we design a new power system harmonic analyzer. This paper develops the man-machine interface of the analyzer, which is based on the Texas Instrument Company's MSP430 microprocessor.

本文负责装置人机接口部分的研制，开发了以TI公司MSP430单片机为核心的人机界面系统，显示功能强，编程简单，具有广泛的应用价值。

This paper refers to the related national standard and the domestic and foreign similar products technical specification and the practical application requirement, base on the existing harmonic analyzer, develops a new analyzer which bases on FFT harmonic arithmetic in software and DSP chip in hardware.

本文参照有关国家标准和国内外同类产品的技术指标和现场实际应用的要求，在现有谐波分析仪的基础上，研制了一种软件上基于快速傅里叶变换谐波分析算法，硬件上基于DSP芯片技术的分析仪。

A virtual checkout instrument and harmonic analyzer instrument based on Lab VIEWis developed.

用LabVIEW编制了虚拟电流互感器校验仪及谐波分析仪程序。

However, harmonic analysis lays the foundation for power harmonic treatment. The paper discusses the development of a power harmonic analyzer hosed on DSP and LabVIEW, which is used to analyze and measure harmonic on real-time. The analyzer's hardware, harmonic analysis algorithm, LabVIEW software design and the implementation are alt brought forward in detail.

为了有效地检测电力谐波，并对其进行治理，本文将DSP与LabVIEW虚拟仪器技术相结合，提出了一个谐波实时测量分析仪的设计方案，同时给出了系统的硬件构成和谐波分析算法，以及LabVIEW子程序的详细设计及实现。

Companies are owned fully automatic foil winding machine, CNC horizontal shearing and slitting silicon lines, automatic vacuum drying, Impregnation device;Discharge Tester, Japan Power Analyzer, Harmonic Analyzer ; and has shielded room PD testing and other advanced production equipment and testing equipment and facilities.

公司现拥用全自动箔式绕线机，数控硅钢片横剪和纵剪线，全自动真空干燥、浸漆装置；瑞士哈弗莱局放测试仪、日本功率分析仪、谐波分析仪；并拥有局放测试屏蔽室等先进的生产设备和检测设备及设施。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。