fluctuation of load 中文意思是什麼

fluctuation of load 解釋
負荷波動
  • 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。
  • of : OF ＝Old French 古法語。
  • load : n 1 裝載，擔子；負擔；工作（負荷）量。2 （車船等的）裝載量；一馱，一車，一飛機。3 【電、機】（機...
  1. 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。
  2. This paper mainly focuses on the fluctuation of velocity and torque of the electromotor because of the variational load in the pumping unit equipment

    摘要抽油機中載荷變化大，易引起電動機轉速和轉矩的波動。
  3. A comparison of the flows with different gate - opening rates shows the causes that opening the gate at a higher rate is favorable to the reduction of cavitation, gate vibration as well as the gate load fluctuation. in addition, a study has been made to show the influence of the high - speed jet flow coming downward from the narrow gate gap on the flow condition in the tunnel downstream to the gate

    通過分析比較不同閥門開啟速率對流動特性的影響，闡明了快速開啟閥門不僅有利於減少空化空蝕也有利於減小弧門振動和啟門力的脈動，此外，研究了門楣處狹窄縫隙高速射流對門后流態、壓力脈動和弧門受力等方面的影響。
  4. Presently most of the theoretical method to predict the propeller - induced hull pressure fluctuation is based on the calculation method in which the pressure is induced by pulsating source in infinite flow. the calculation method is adopted and the corresponded computer program is complied. the propeller - induced hull pressure fluctuation due to blade thickness, blade load, cavity thickness and the change of the cavity volume can be analyzed respectively in the computer program

    目前，螺旋槳誘導的船體表面脈動壓力的理論預報方法，大多是以無限流場中點脈動源誘導的周圍流場的脈動壓力的計算方法為基礎的，本文採用該方法編制了計算程序，可以分別考慮槳葉厚度、槳葉負荷、槳葉上空泡厚度及其體積變化在船體表面指定位置上產生的脈動壓力。
  5. 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。
  6. This article takes hanging off and wide fluctuation of transmition velocity of adsl as example, then analysis centers on the discerte multiple tone and the principle of channel load assignation. from analysis above article points out the root of adsl being sensible of noise signal. at last, reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl

    本文以電信現在推出的adsl傳輸中鏈路經常掉線和傳輸速率經常大范圍波動為例，重點分析了adsl所使用的dmt調制方式和注水演算法分配通道載荷方式原理，由此指出adsl對噪聲信號敏感的根源，在得到問題的根源之後，分析了窗函數和柵欄效應對頻譜的影響，採用fft方法計算adsl線路的噪聲功率譜，為adsl線路測試提供了可靠的理論依據。
  7. The water turbine regulation system is a complicate auto - controlling system, it ' s small fluctuation dynamic course means : when the water turbine regulation system is interfered by tiny disturbance of load or command signal, the change of different parameters in the system is less, we can thought they are subtle change near by the discussing conditions, so we can make each tache in the system linearization, that is, describe the dynamic specialty of each tache and the whole system by means of linear differential equation

    水輪機調節系統是一個復雜的自動控制系統，其小波動過渡過程是指水輪機調節系統在受到微小的干擾（負荷或指令信號擾動）時，系統中各參數的變化都較小，可以認為是在所討論工況點附近作微小變化，則可將調節系統各環節加以線性化，用線性微分方程式來描述各環節及整個系統的動態特性。
  8. The results are significant. the change of evaporating temperature and control precision influence the temperature fluctuation of the air, which is relevant to the heat - load matching of warehouse and refrigerating units

    溫度場的波動主要是兩個原因引起的：蒸發溫度的波動及控制的精度，也就是氣調庫的熱負荷要與機器的負荷相匹配。
  9. To the problem that the lead of the twist - roller frictional drive is influenced by the load fluctuation, the relationship formula between the load and the lead is presented at the basis of force analysis

    摘要針對扭輪摩擦傳動機結構導程易受載荷波動影響的問題，通過對扭輪摩擦傳動機構進行力學分析，給出了工作載荷和扭輪摩擦傳動機構導程的關系式。
  10. Considering the random fluctuation traction load ( from 0 to max, variable at every minute ), the life limit of all kinds of machine switches and expensive cost and complex overhaul of svc, this paper aims to develop a set of svc suitable for the present condition of our country. in order to resolve the reactive power returning back problem and realize static adjustable compensation to improve negative sequence

    本文針對電氣化負荷變化頻繁、 svc價格昂貴及檢修復雜、機械開關無法擔負頻繁操作任務的現實，提出通過改造svc結構，把tcr改為tsr ，把tsc實現粗調、 tcr實現細調改為由tsc調節欠補無功、 tsr調節過補無功的技術方案。
  11. With the development of power electronic technology, much nonlinear, impactive and imbalance load emerges in power system. as a result, power quality has deteriorated. the problem of voltage fluctuation and flicker, one issue of power quality, becomes more and more serious

    近年來，依託電力電子技術發展起來的用電負荷日益增多，由於它們非線性、沖擊性及不平衡的用電特性，造成諸多電能質量問題，電壓波動與閃變就是其中之一。
  12. In the modern power system, acute fluctuation of load lead to great difference of wave crest and trough, abundance non - linear load make severe aberrance of current and voltage wave. these factors make remarkable increase of error of energy metering and unrational billing

    現代電力系統中，負荷波動劇烈使負荷峰谷差值很大，大量的非線性負荷使電流、電壓波形畸變嚴重，這些因素使電能計量誤差顯著增大，並使計費不合理。
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