振蕩串 的英文怎麼說
中文拼音 [zhèndàngchuàn]
振蕩串
英文
train of oscillations-
Secondly, we make an in - depth study and analysis in allusion to the given oscillatory circuit - butler common base harmonic circuit. the detailed analysis of the dynatron which is the main noise source in the oscillatory circuit is also made, including how excitation affects the dynatron and crystal
然後針對特定的振蕩電路結構-串聯型巴特勒共基振蕩電路-進行深入的研究和分析,並對主振電路中主要的噪聲源-三極體進行的深入分析,包括激勵對三極體及晶體的影響。Then the different behaviors between fixed series capacitor and tcsc are compared aiming at ssr, when they are individually applied to typical model of ieee second benchmark on subsynchronous resonance
繼而以ieeesecondbenchmarkonsubsynchronousresonance典型模型為例,比較了固定電容串補與可控串聯補償在模型系統中針對同步發電機次同步振蕩這一行為所造成的差異表現。The characteristics of damping shows that the uncompensated parallel ac transmission line can release the coupling between the hvdc and generator and improve the damping of the system, hence the possibility of subsynchronous oscillation decrease. in such a system scheme, the hvdc system dominates the changes of damping due to the small magnitude of the damping provided by ac line. when the ac transmission line is compensated with a fixed series capacitor, the situation will be totally different
其中,並列運行的無串補交流輸電線路可以緩解hvdc與其臨近機組之間的機電耦合程度,改善hvdc的電氣負阻尼特性,從浙江大學博士學位論文摘要而減輕機組發生次同步振蕩的危險性,此時系統的整體電氣阻尼特性由hvdc的性質決定;但若交流線路中存在串聯補償電容,則系統幅值較大的電氣負阻尼不僅可能使整流站機組發生次同步振蕩,逆變站附近機組同樣存在發生次同步振蕩的可能性,此時系統的整體阻尼特性由串聯補償電容的性質決定。Unified power flow controller ( upfc ) is one of the most powerful and most promising controllers of facts. if we use upfc to control the transmission parameters, terminal voltage, line impedance and phase angle in normal situation and use it to compensate zero sequence and negative sequence currents when one of transmission lines is cut off, we can implement two phases operating in high voltage transmission lines, which can improve stability and reliability for the transmission system
統一潮流控制器( upfc )是功能最強、最具發展潛力的靈活交流輸電系統( facts )控制器之一,如果在常規條件下,用upfc實現輸電線路的電壓調節、移相、潮流控制、阻尼振蕩等功能,在發生單相永久性接地或單相斷路故障時,由傳統的三相跳閘改為單相跳閘,用upfc的並補來濾除兩端系統的零序和負序電流,用upfc的串補來提高輸電線的傳輸功率,以實現兩相長期運行,那麼輸電系統的穩定性、可靠性將大大提高。These research also approve some inherent phenomena in nonlinear systems such as the interleaving of stability region and instability region, the parameter sensibility of the instable modes, divergence after a relatively long time of chaotic swings ( transient chaos ), a cascade of period double bifurcations to chaos and etc. these phenomena are of great importance to both theoretical research and engineering practice
研究還證實了一些非線性系統所特有的現象,如穩定域和不穩定域的相互交錯現象,失穩模式對參數的敏感性,一段時間混沌振蕩后的無界現象(稱為預無界混池) ,由周期運動經一連串倍周期分岔直至混濁等。這些現象對理論研究與工程實踐都具有重要意義。In the double bioreactors system, a spontaneous oscillation is displayed in the first bioreactor due to a time delay ; a forced oscillation exhibits in the second bioreactor
主要思路是設計兩個反應器串聯,使第一個反應器處于自激振蕩狀態,迫使第二個反應器產生強迫振蕩。This paper researches the numeric approximation characteristic of series - parallel fuzzy system and points out that the number of fuzzy rules should not exceed the number of the samples. in addition, the influence of approximation error and system initial error on the performance of the series - parallel fuzzy system is also investigated
本文研究了串並聯方式模糊系統的數字逼近特性,得出結論:當模糊規則數等於樣本數時,已經可以實現精確插值,因此模糊規則條數不能超過樣本數目,否則將冗餘,並可能引起振蕩,削弱模糊系統的泛化能力。The resonance network is connected to the gate, then the output and input matching network is designed to satisfy the oscillation criteria. then harmonic balance method is used to analysize and optimize the output power and phase noise. to minimize the load pulling effect a buffer amplifier is designed to isolate the oscillator and the load
本文在場效應管fet柵極上加上諧振網路(諧振網路是通過cst模擬得到的,它是串聯反饋迴路,介質工作在te01模,對于其後的fet ,它又相當於一個帶阻濾波器) ,然後設計輸入輸出匹配電路,使電路結構滿足起振條件,之後繼續用諧波平衡法模擬和優化,使振蕩器輸出功率合適,相位噪聲很低。It can interface with single chip computer expediently and transmit data by rule and line. oscillator in the infrared transmitting circuit that consisted of ne555, and can used to modulates the output from serial port of single chip computer. the integrated infrared receiver can demodulates, filter and transmit the signal to single chip computer
紅外線西北口二j匕大學悶成d匕學位咭侖文發送電路的振蕩器由ne555構成,它可對串列口輸出信號進行調制,一體化的紅外接收頭對紅外信號進行解調、濾波和整形,再送單片機處理。At present, there are various methods of moving vehicle detector and identification. the system we designed for traffic information makes use of the principle of electromagnetic induction and radio frequency identification the moving vehicle detector, which is based on inductive circular loop, detects the information of vehicle according to the inductive signal. the basic information including speed and go through time can be detected to analyze oscillator frequency
目前現行的車輛檢測與識別系統的種類繁多,本系統基於電磁感應理論和射頻識別技術,採用環形線圈作為數據採集傳感器,通過對振蕩器的頻率計數測量到車輛的通過、速度等基本信息,同時啟動射頻識別系統,使讀寫器與安裝在車輛上的非接觸ic卡進行無線通訊獲取通過車輛的類型和所屬用戶等數據,並將有關數據通過rs232串口送至上位機。Saturable inductance is introduced to eliminate the voltage swing and overshooting on the output rectifier diodes, then discusses its parameter design in detail ; find out the mechanism of the body diode ' s reverse recovery effect of the chopping switches, give out several relevant solutions and verified by experiments
為了消除輸出整流二極體上的電壓尖峰和振蕩,同時為了使滯后橋臂的開關管能夠在寬負載范圍內實現軟開關,給輸出整流二極體串入了飽和電感,給出飽和電感的設計方法。Moreover, utilizing multiplicity and oscillation, we design bioreactors and build the models base on two bioreactors in series. the system that we design decreases the residual substrate concentration and increases the product concentration, yield and productivity
在此基礎上,運用實驗過程中出現的多穩態和振蕩現象設計生化反應器,建立了兩個反應器串聯模型,達到了降低底物殘余濃度,提高產物濃度、產率和生產強度的目的。The mathematical model of working process is built, and the theoretical analysis is accomplished, too. from the viewpoint of energy building and transform, another new method, named as additional resonant starting way, is presented. the principle of working and the structure of the circuit are described in detail
通過分析負載變化對串並聯逆變器啟動的影響,在預充初始能量研究的基礎上,從能量補償和能量轉換的觀點,提出了兩種新的啟動方法:負載充磁啟動方法和附加振蕩啟動方法。分享友人