瞬時電壓 的英文怎麼說
中文拼音 [shùnshídiànyā]
瞬時電壓
英文
instantaneous voltage-
It shows the functional relationship between the instantaneous voltage and time. the intuitionism and particularity of the oscilloscope are outstanding compared with other electronic instruments. therefore, technicians in test and measure prefer to use it
它以圖示的方式把電路中的瞬間電壓同時間的函數關系描繪出來,其測試的直觀性和細致程度是其它測量設備不可比擬的,所以是工程技術人員進行測試和故障檢修時的首選工具。This testing system is designed according to the germany standard, to test many dynamic parameters in the moment of ignition time. such as the primary coil current, secondary coil current, high voltage and time signal
本文研製的測試系統依照德國標準進行設計,實現對點火瞬間產生的初級與次級線圈電流、電壓及時間等動態參數的測試。Transient voltage suppressor, shunt type
分線式瞬時電壓抑制器The full - bridge converter was controlled with the pid strategy based on the feedback of voltage output
電源的全橋功率變換器採用基於電壓瞬時值反饋的數字pid控制。Based on output voltage and capacitor - current feedback current spwm control, the inverter is modeled and the prototype is made
並對採用輸出電壓和電容電流瞬時值反饋的電流spwm控制技術逆變器建立了模擬模型,製作了原理樣機。And at this foundation through the dispersed domine analyse the paper makes a great emphasis on the application of computer aided design and simulation, then designs a series of apfc design and simulation software. this paper takes out a set of designation and simulation on base of actual circuit. the reliable result, output voltage and inductance current which are got from this software are the same as the actual value
本文在對一系列apfc電路設計、模擬分析方法討論比較的基礎上,著重應用離散時域法進行了計算機輔助電路設計和模擬方法的應用探索,以此為基礎設計了pfcexpert功率因數校正電路設計、模擬軟體,針對實際電路給出了整個設計和模擬全過程,通過實驗驗證了該軟體所得到的精確穩態解、瞬態輸出電壓和電感電流,與實際電路輸出基本相同,所建立的電路模型重現了電路的運行過程,反映了電路的實際工作機理。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
本文對大圓環直線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對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,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,採用等效電路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。The voltage ir on core adopts semienclosed insert model. the current element adopts two - stage compensation to have wide load property. the whole plasticenclosed voltage coil. can withstand instantaneous large voltage impulse. the double jewels bearing or the magnetic - propelled bearing can ensure long lifetime. the bipolar aluminium nickel cobalt damping magnet steels have high coercivity, stable magmetic property. the electric function is in accordance with iec521 international standard
:電壓鐵芯採用半封閉插入式,電流元件採用二級補償使表計具有寬的負載特性。全塑封的電壓線圈能稱說瞬時大電壓沖擊。雙寶石軸承或磁推動軸承確保表計長壽命。Validate system load flow and fault models using instantaneous voltage angles. use system - state measurements to increase stable system loading through reduced margin requirements
批準電力潮流和故障類型使用瞬時電壓角度.通過縮減利潤需求,使用系統狀態測量以增加穩定的系統負荷Power quality temporary and transient overvoltages
電能質量暫時過電壓和瞬態過電壓The instantaneous voltage inner loop is used to control output voltage waveform to track a sinusoidal waveform. and the outer average voltage loop guarantees accuracy of output voltage
電壓瞬時值內環保證輸出電壓波形的正弦度,平均值外環實現對輸出電壓幅值的控制。Guide for service to equipment sensitive to momentary voltage disturbances
對瞬時電壓干擾敏感設備的維護指南Transient voltage suppressor
瞬時電壓抑制器Transient voltage spike
瞬時電壓峰值In electronics, the product of an instanta neous voltage and the correspondent instantaneous current
在電子學技術中,瞬時電壓及其相應的瞬時電流的乘積。Different power circuits and control strategy of the single phase inverter in parallel condition are first analyzed, and half - bridge inverter is selected as the power circuit and current hysteresis control is selected as the control strategy
本文首先對單相逆變器的主電路結構和控制電路的結構在並聯條件下進行了比較分析,最後選用了半橋結構的主電路和內環為滯環控制的瞬時電壓電流雙閉環反饋控制方式。The emulational calculating theories of traction power supply system ' s operating charts combine with actual things of engineering design at present in chapter three, to set up traction web current distributing mathematical model, integral distributing mathematical model, locomotive distribution and obtaining current model at every moment, and on which making use of mathematical planning methods to set up mathematical models is based at every moment in every instance interval of the railroads. for instance, instantaneous current, instantaneous voltage descent and effective current, main changing capacity and so on, in addition, there are the minimum power shortage model, the optimal transformer substation location, the least engineering expenditure, the optimal mathematical model of traction power supply system. optimize design ' s algorithm of traction power supply system is introduced in detail in chapter four, where programming idea and realizing method of the computer software are given an explanation
本研究主要進行了以下工作:結合牽引供電系統運行圖的模擬原理和現行工程設計的實際情況,建立了牽引網電流分佈、積分分佈、任一時刻機車分佈和取流的數學模型;應用數學規劃方法建立了任一距離區間、任一時刻的瞬時電流、瞬時電壓降數學模型和有效電流、主變容量和主變壓降、最小功率損失、最佳變電所容量、最佳變電所位置、最少工程費用、最少運營維護費用和牽引供電系統方案最優等方面的數學模型;闡明了牽引供電系統優化設計的演算法和計算機軟體編程思想及實現方法;進行了工程實例計算;最後,對牽引供電系統優化設計技術應用進行了總結。Since each of the conductors in a data cable travels through the same physical space, it is reasonable to expect transients caused by environmental or current switching to be “ common mode ” that is, present on all data and ground conductors within the data cable
因數據電纜中的每個導體所通過的物理空間是一樣的,期望由於環境或電源通斷引起的瞬態電壓同時出現在數據電纜里的所有的數據線和地線,成為「共模」電壓是合理的。3. many transient interference waveforms are measured and recorded during switching operations in three 500kv - substations. these waveforms are analyzed, and the characteristic parameters are summarized in this paper based on statistics analysis
3 、參與了三座500kv變電站瞬態電磁環境的測量工作,獲得了變電站開關操作時產生的瞬態電場、瞬態磁場和瞬態電壓等數據。Note 3 when deducing the working voltage, the effect of transient voltages is ignored
在確定工作電壓的時候,不考慮瞬間電壓的影響。分享友人