電波失真因數 的英文怎麼說
中文拼音 [diànbōshīzhēnyīnshǔ]
電波失真因數
英文
distortion factor of a wave- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 真 : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
- 因 : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
- 數 : 數副詞(屢次) frequently; repeatedly
- 電波 : [電磁] radio wave; electric wave; hertzian wave
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Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test
監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。The harmonic circulating current balancing is an important factor in the parallel operating control for it makes the units of the system to get. an equal power factor and makes foundation for the system to work stable and reliable
並聯電源系統的諧波環流均分控制是實現負載的失真功率均分,保證各並聯單元的輸出功率因數均衡,保證並聯系統穩定可靠工作的一個重要方面。By reason that on - line monitoring data of electrical equipment are affected by many factors such as reference voltage of pt, outside environment, running mode, voltage fluctuation and random factors, they will be dispersive and fluctuant. what is more, distortion is possible for data while they are transmitted
由於在線數據是在設備運行的條件下獲得,會受到各種因素如pt處獲得的基準電壓、外界環境、系統運行方式、電壓波動以及一些隨機因素的影響,得到的數據會有一定的分散性和波動,即使在數據的傳輸過程中,數據也可能會失真。It was satisfied for performance testing of high - speed a / d circuit in the project assess the factors of reducing a high speed a / d circuit performance were found out, such as harmonic distorted in front analog circuit, . sample clock shaking, analog power and the noise in ground plane etc
並在試驗測試的基礎上找出了影響高速模數轉換電路轉換性能的幾個主要的因素,即:前端運放電路諧波失真、采樣時鐘抖動、模數電源及共地噪聲串擾等。The 2503ah power analysis instruments come with preprogrammed configurations for electronic ballast testing, several 3 phase and motor test configurations. you may configure the 2503ah - 3ch as 3 independent power analyzers, or as the most advanced 3 phase analyzer. for electronic ballast testing, one channel may be set up to measure line input dais, while the other two channels measure the high frequency signals
Xitron儀器已為電子鎮流器測試制訂速度與準確度的新標準,高速fft處理器能將鎮流器測試時間縮減可高達75 % ,測試參數包括效率,功率因素,失真及個別的諧波內容, 2503ah系列可完全支援iec - 555符合測試,亦為先進的測試實驗室,測試系統製造商及全球三大照明產品製造商所廣泛採用分享友人