線路瞬態 的英文怎麼說

中文拼音 [xiànshùntài]
線路瞬態 英文
line transient
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  • 瞬態 : transient; instantaneous condition; transient state
  1. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直感應電機空載氣隙磁場進行了靜分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的分析,得到了轉矩,位移,轉速隨時間變化曲圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  2. The software pspice is utilized to give the transient analysis of the pulse - forming network : the circuit models of two type pulse - forming network are given and the output profile is worked out

    利用電模擬軟體pspice的分析功能對脈沖形成網進行了研究:建立了兩種脈沖形成的電模型,給出了輸出波形圖。
  3. The topologies family include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits. taking full - bridge mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy of the converter are investigated. the output characteristic curve, the design for the key circuit parameters and the reference sinusoidal circuit which is synchronous with the signal of n or 1 / n times line voltage frequency are given

    該電拓撲族包括單四象限功率開關式、推挽式、半橋式、全橋式電,以全橋式電為例分析研究了這類換器工作模式、穩原理與電壓時值反饋控制策略,給出了變換器的外特性曲、關鍵電參數、與電網電壓n倍頻或n分頻信號同步的基準正弦電的設計。
  4. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況,考慮車耦合和橋面沉降坡差的影響,對車輛通過設和不設搭板的橋過渡段時「人?車?」系統的相互作用用拉普拉斯變換法進行了動力響應分析,得到了人的加速度及面對車的垂直作用力隨時間的變化曲、人的加速度最大振動值和面對車的最大作用力,分析了車輛的行進方向、速度和載重,橋面沉降坡差和搭板長度等車和各參數對計算結果的影響,並編制了相應的計算程序。
  5. The mathematical model of non - linear transient magnetic field excited by voltage source is established in this paper. it coupled with electric circuit equation and mechanical motion equation, could solve the transient problem excited by voltage source, and the effect of the eddy currents, non - linearity in magnetic materials and mechanical motion of medium is taken into account

    文中建立了電壓源激磁下的非磁場的數學模型,通過把磁場方程、電方程及機械運動方程耦合在一起,得出求解電壓源激磁下,考慮鐵磁材料的非性、導電媒質的渦流及媒質機械運動等條件下的過程問題。
  6. Guide to methods of measurement of short duration transients on low voltage power and signal lines

    低壓電源和信號的短時間測量方法指南
  7. So the emergence of facts is just for the purpose of solving these problems of power system. as a branch of facts, active power filter ( apf ), a new power and electric equipment, its function is to eliminate load harmonic and compensate system line reactive power, damp system surge of node voltage, decrease power waste of system line

    作為facts的一個重要分支- - - -有源濾波器( apf ) ,是為了解決系統無功功率因數過低以及負載諧波過多,從而出現損耗大、電源電壓的波動過陡等一系列相關問題而產生的一種新型電力電子裝置。
  8. Paper also introduces " locomotive diesel state monitoring and analyses system based on transient speed mode ? " which is appliance of power diesel in - line monitoring and analysis systemin railroad locomotive

    本文最後介紹了「基於時轉速診斷模型的機車柴油機狀監測與分析系統」 ,該系統是電站柴油機在監測與分析系統在鐵機車領域的應用實例。
  9. The thesis deals with transient r - surface wave processing and artificial neural networks and develops a way of detecting and estimating the degree of compaction, uniformity, the bearing capacity of the dynamic foundation. r - surface wave theory and its engineering application are discussed. the r - surface wave equation and artificial neural network bp algorithm are deduced

    在深入掌握瑞雷面波理論和人工神經網理論及其工程應用現狀的基礎上,系統地推導了均勻半空間介質和層狀介質的瑞雷波方程和人工神經網bp法公式,完善了瑞雷面波正反演處理軟體,編制了基於人工神經網bp法非性處理軟體。
  10. Taking single four - quadrant power switch mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy, the auxiliary switching power supply and parallel technology of this kind of converters are investigated. the output characteristic curve and the design for the key circuit parameters are given

    以單四象限功率開關式電拓撲為例,分析研究了這類變換器工作模式、穩原理與電壓時值反饋控制策略,給出了變換器的外特性曲、關鍵電參數、機內輔助開關電源的設計,對電流源高頻交流環節ac ac變換器並聯擴容技術進行了研究。
  11. Taking single four - quadrant power switch mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy of current mode ac - ac mode ac / ac converters with high frequency link are investigated. the output characteristic curve and the design for the key circuit parameters are given

    以單四象限功率開關式拓撲為例,分析研究了電流源交?交型高頻環節ac ac變換器的工作模式、穩原理與電壓時值反饋控制策略,給出了變換器的關鍵電參數的設計準則和變換器的外特性曲
  12. And to the electric capacity type voltage mutual inductor, because it compares with electromagnetic type voltage mutual inductor, transient state its bad to respond characteristic, as circuit when making the short circuit two times trouble, the voltage two times delays dropping to zero while needing to pass certain one

    而對于電容式電壓互感器,由於它與電磁式電壓互感器相比,其響應特性比較差,當故障而使二次短時,二次電壓需經過一定的時延後才能下降到零。
  13. Introduced the antijamming in the numerical control system design, from the shield ( including electric field shield, magnetic screen and electromagnetic field shield ) designs mentions, added the absorbing circuit to the perceptual load to suppress the transient state noise to give the specify, might avoid the numerical control system which disturbed creates " softly " the breakdown

    摘要介紹數控系統中的抗干擾技術,對屏蔽(包括電場屏蔽,磁場屏蔽和電磁場屏蔽,正確的布方式)和感性負載加吸收電來抑制噪聲做了詳細說明,可避免干擾造成的數控系統的「軟」故障。
  14. This paper has proposed one new way of thought of differentiating the fault type. after observing the physical course of the single - phase grounding of transmission line, analyzing by the wavelet transformation the transient signals sampled during the fault period from the moment that single - phased grounding occurs to the moment that line breakers work, we can distinguish temporary fault from permanent one through the wave form

    本文提出了一種不同於現有故障類型判別的思,通過考察單相接地故障的物理過程,利用小波變換理論分析處理單相時性故障和永久性故障在故障發生后斷器開斷前時間段的暫信號,通過波形識別區分兩種故障。
  15. Realizing the application of the empirical mode decomposition in the instantaneous characters extraction of the non - linear and non - stationary signals. in the meanwhile, it has proved that it is feasible to realize the similar pattern matching of the stocks " forecasting, if the empirical mode decomposition and the forward propagation learning algorithm of multi layered neural networks with feed back connections are related

    實現了經驗模分解方法在非性和非穩信號時特徵提取中的應用;同時利用實驗數據證明了經驗模分解方法與多層反饋神經網fp演算法相結合,來完成股票數據預測中的相似模式匹配的可行性。
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