fluctuation voltage 中文意思是什麼

fluctuation voltage 解釋
波動電壓
  • fluctuation : n. 1. 波動，起伏，漲落；【物理學】脈動。2. 動搖不定，躊躇。3. 【生物學】彷徨變異。
  • voltage : n. 【電學】電壓，電壓量，伏特數。 the working voltage （電氣的）耐壓限度。
  1. Power for the thermal cycler shall be provided with a manostat or a ups to avoid the influence on pcr amplification arose by fluctuation of voltage

    熱循環儀的電源應專用，並配備一個穩壓電源或ups ，以防止由於電壓的波動對擴增測定的影響。
  2. Based on the new method, a digital meter of detecting voltage fluctuation and flicker is implemented with single chip microprocessor

    基於新的檢測方法，設計了用單片機系統實現的電壓波動與閃變微機檢測儀。
  3. The basic concepts and character values of voltage fluctuation and flicker are introduced firstly, and then the common methods of suppress the voltage fluctuation are discussed. further more, the process of extracting voltage fluctuation signal and calculating flicker values is analyzed, and the principle of detecting voltage fluctuation and flicker is detailed. by analyzing and comparing the features of the methods and devices in existence, a new digital detection method is present

    論文介紹了電壓波動和閃變的基本概念、特徵量以及抑制電壓波動與閃變的常用方法，從電壓波動信號的提取和閃變值的獲得兩方面系統地闡述了電壓波動與閃變的檢測原理，分析比較了現有測量方法和裝置的特點和優劣，在此基礎上，提出了一種新的數字式微機檢測方法。
  4. The experimental results showed that the substrate of pyroelectric sensor could significantly affect the detectivity. the porous silicon dioxide and pet plastic film substrate could effectively decrease the thermal conduction and the thermal fluctuation noise of the pyroelectric element, increase the voltage responsivity and the detectivity obviously

    結果表明，多孔氧化硅和pet塑料可有效降低熱釋電元件的對外熱傳導，明顯提高傳感器的電壓響應率和降低熱釋電元件的熱噪聲。
  5. It is capable of detecting the value of both the fluctuation voltage and the fluctuant power

    該方法可檢測出每個調幅波周期中的電壓波動值，並且能計算波動功率。
  6. According to iec ' s standards involved, voltage fluctuation and flicker become a index of power quality. but the research in those aspects such as harmonic frequency excursion and ect

    然而，人們對于電能質量中諸如諧波、頻率偏移等方面的研究相對電壓波動和閃變來說要多得多，研究得也較成熟。
  7. As the experiment results show, multiple reasons led to the offset of oscillating frequency, including diode ’ s nonlinear characteristic, fluctuation of electrical source voltage, traction of load impedance, change of environmental temperature and humidity and the design of circuit

    實驗結果表明多種因素引起了振蕩頻率的偏移，包括二極體的非線性、電源電壓的波動、負載的牽引、環境溫度濕度變化以及電路板設計方面的因素等。
  8. This paper simulates the effect of voltage fluctuation inspection through the tool of matlab. and proves the filters ' s stability. in the part of self - checkout, pi ( proportional integral ) control arithmetic is put forward to check the gain k and the calculated results show the method ' s effectiveness. then many comparements toward pst are done in different realization methods such as different interpolation points classification number and sample frequency. though simulation and calculation we can see the designed flicermeter can meet our country ' s standands

    文中利用matlab對電壓波動的檢測效果進行了模擬；並對涉及到的濾波器的穩定性做了證明；在自校驗部分提出了將pi （比例、積分）演算法用於數字濾波器增益k值的確定，取得了不錯的效果；然後分別從取不同插值點、不同分級數和不同采樣頻率這幾個方面出發，對計算出的p _ （ st ）值進行了比較。
  9. Magnitude of a voltage fluctuation

    電壓波動量
  10. Influence of electric grid voltage fluctuation on main motor drive system for four - high medium plate mill and its solution are introduced

    摘要介紹了電網電壓波動對中板四輥軋機主電機傳動系統的影響和解決方法。
  11. Power quality - voltage fluctuation and flicker

    電能質量電壓波動和閃變
  12. In electronics, a circuit for converting ac voltage to low voltage dc in such a way that the output is regulated to minimize noise and voltage fluctuation

    在電子技術中，把交流電轉換成低電壓直流電的一種電路。這種電路的輸出是經過調整的，使它的噪聲及電壓波動都很小。
  13. Abstract : the underground load characters in yinshan mine were analyzed. based on the technical features of various kinds of reactive compensation devices, it was proposed that low voltage capacitance dynamic compensation mode shall be adopted for compensating reactive power and lowering voltage fluctuation

    文摘:對銀山鉛鋅礦井下負荷性質進行了分析，根據各種無功補償裝置的技術特點，提出採用低壓電容動態補償方式對該礦井下無功進行補償和降低電壓波動。
  14. At the same time, with the rapid development of electric power industry, stabile power quality issues, such as voltage fluctuation and flicker, frequency fluctuation, harmonics, have increasingly captured considerable attention from utility companies and their customers

    同時，隨著電力工業的快速發展，穩態電能質量問題如電壓波動、頻率波動、諧波等，已經引起了足夠的重視。
  15. Of power quality is more then in voltage fluctuation and flicker. because flicker relates to light people ' s eyes and brain, its conception is more complicated, and the country ' s old standard about it was n ' t emended until in 2000, the research about it started so late and still has many problems

    由於閃變問題涉及到燈光、人的眼及腦的反映過程，概念較為復雜，而且關于電壓波動和閃變的舊國標在2000年才進行了修訂，所以對於它的研究的起步就比較晚，還存在許多問題。
  16. Mains voltage fluctuation

    電源電壓波動
  17. Based on iec standards, the methods of designing square demodulator, bandpass - weighted filter, and smoothing filter are presented. besides, the signal conditioning circuits and online statistical analysis methods of instantaneous flicker value are given. matlab simulink is also used to simulate the measuring process of voltage fluctuation and flcker

    基於iec標準要求，設計了實現數字式電壓閃變測量的平方解調器、帶通加權濾波器、平滑濾波器等各環節，給出了信號調理電路和瞬時閃變值在線統計分析方法，並應用matlab系統模擬工具simulink對電壓波動和閃變測量全過程進行了數字化模擬。
  18. By combining the latest breakthroughs in dsp and pc ( personal computer ), the proposed power quality network monitoring device in this paper is capable of major functions provided by conventional power quality monitoring device, such as frequency analysis, long term voltage fluctuation and transient voltage analysis

    該系統是建立在數字信號處理器（ dsp ）和pc網路的基礎上，首先該系統具有了傳統電能質量分析儀的譜分析、長期電壓波動和一些暫態電壓分析等功能，並提供了簡單的錄波功能。
  19. Voltage fluctuation and flicker mitigation using statcom

    抑制電壓波動和閃變的分析
  20. What is voltage fluctuation ? how is it different from voltage variation

    什麼是電壓波動?它與電壓變化有什麼不同
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