直交直電路 的英文怎麼說
中文拼音 [zhíjiāozhídiànlù]
直交直電路
英文
dc-ac-dc converter- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 交 : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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Doing a measurement with your dmm in the acv position on your dc circuit will give a quick indication of any excess ripple on the supply when you don " t have a scope at hand
用數字萬用表的交流檔在直流電路上進行測量,將在供電端產生一個任意超額紋波的快速指示,如果手頭沒有示波器的話。The explanation of field theory takes two independent equations in integral form derived from maxwell equations as basic law of circuit theory. beginning with two independent equations, ftn analyzed the linear dc and ac networks, nonlinear networks and many kinds of circuit analyzing methods and so on
場論說的電路理論是以從麥克斯韋方程組導出的積分形式的兩組獨立方程組為基本定律,從此基本定律出發,推理演繹電路理論的基本內容,分析了線性直流和交流網路、非線性網路以及各種電路分析方法等。We expounded the characteristic between current driving method and voltage driving method, ac driving method and dc driving method, passive driving method and active driving method 。 through theory research we find the dc driving method is also suitable for oled driving 。 an ac - voltage driving circuit is proposed and designed
通過分析發現, oled不僅適合於電流驅動,對于電壓驅動同樣可以實現其優異的圖像顯示。設計了一種交流電壓驅動電路,利用所設計的電路對oled的交流驅動特性進行了測試和分析,通過實驗研究了直流驅動和交流驅動對oled性能的影響。In the paper, on the basis of research of static state and transient state in the scr and series connection valve circuit, the high voltage scr changing current valve device has been developed for ac - dc - ac high voltage commutatorless motor. the series connection valve circuit has been designed and simulated. the hardware design and software programming of trigger pulse system and monitoring system in the photo - electronic - photo fashion has been completed
無換向器電動機在火電廠等工礦企業的電機調速節能領域中有十分廣闊的應用前景,本文在對晶閘管元件和串聯閥電路的靜態特性和動態特性研究的基礎上,研製了用於交直交電流型高壓無換向器電動機的高壓晶閘管換流閥裝置,進行了串聯閥電路的設計和模擬,完成了電光電方式的觸發脈沖系統和監測系統硬體設計及軟體編程,並進行了裝置的實驗調試。This can be seen in the enhancement of exchanging capacity, the replacement of 2mbits trunking interface by sdh stm - 1 or the integration of data processing module with the data voice gateway and the dial - in access server with the adsl module. it is also no surprise to see the co - existence of ps and cs modules or an all - round ps layout on the exchanging part
Pstn交換機發展的主要方向是:提高交換處理能力,直接提供sdhstm - 1介面來取代2mbits中繼介面,集成數據業務處理模塊及數據話音網關,集成撥號接入服務器及adsl模塊,加入分組交換模塊與電路交換共存或者用分組交換完全替代電路交換等。The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail
首先,在闡述i / q正交調制基本原理的基礎上,通過對誤差矢量和鄰近通道功率泄漏的詳細分析,定性、定量地討論了各種非理想電路因素(如相位不平衡、幅度不平衡、直流偏差等)對調制器性能的影響;其次,介紹了鎖相環的工作原理和基本組成部分,包括鎖相環的設計和環路濾波器的設計,特別詳述了電荷泵鎖相頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。Aircraft electrical, electronic engineers, component overhaul, ground starting units for ground power. approved and accredited. generator ac. dc. starter generators
供應飛機電路,電子工程,零件檢修,地面啟動電源設施,直流與交流發電機,發電機啟動器。具備認證。Based on differential geometric theory, a novel nonlinear modulation strategy for multi - iii infeed hvdc systems to enhance the transient stability of ac system in the presence of large disturbances is presented in this paper
針對大擾動情形,提出了一種用於改善多機交直流混合電力系統(有多條直流線路落點于其中)暫態穩定性的非線性調制策略。Note that ohm ' s law holds true for dc as well as for ac circuits
要注意,歐姆定律不僅適用於直流電路,對交流電路也同樣適用。Note that ohm ‘ s law holds true for dc as well as for ac circuits
要注意,歐姆定律不僅對直流電路有效,對交流電路也同樣有效。The electrical power supplied by the source to the circuit is given by p = vi ( watts )
要注意,歐姆定律不僅適用於直流電路,對交流電路也同樣適用。Basically learn dc, alternating current way, lighting circuit, distribution circuit, transformer of odd, three - phase, dynamo job principle reachs operation method, the principle maintenance of electromotor of single - phase, three - phase reachs application, low - pressure electric equipment, electric power procrastinates move, electromotor maintains skill, brilliant brake canal can accuse rectification, electrical engineering appearance, the electron controls a technology, circuit of new light source, engine, principle of distribution ark job and installation technology
主要學習直流、交流電路,照明電路,配電電路,單、三相變壓器,發電機工作原理及操作方法,單相、三相電動機的原理維修及應用,低壓電器,電力拖動,電動機維修技巧,晶閘管可控整流,電工儀表,電子控制技術,新光源電路,發動機,配電櫃工作原理及安裝技術等。This paper gives a method to measure the conductivity base on choosing frequency. after adding to the electrode with two ac square waves of appropriate frequencies, we can measure the output dc voltage of the circuit
本論文提出了一種選頻電導率測量方法,選擇兩個合適頻率的交流方波施加於電極,測出電路輸出直流電壓,通過解方程組求出時間常數,然後求得溶液電阻,進而得到溶液電導率。A. c. high - voltage switchgear and controlgear. direct over - current releases
交流電高壓開關設備和控制裝置.直接過電流斷路器The high frequency inverter power can invert 75 - 130 volt vibrating dc voltage which come from battery charge into 110 volt, 20khz ac voltage. the control of high frequency inverter power consists of two parts : chopper control and inverter control
給出了直流斬波電路及全橋逆變電路的工作原理,此高頻逆變電源可將75 130v的蓄電池直流電壓逆變為110v , 20khz的交流電壓。Besed on the circuit, electromagnetism and electric power electronics theories, we have done some theory research on the harmonics induced by thyristor commutate circuits of ac - dc locomotive, surge electromagnetism process. we calculate the theory content of harmonics using the fourier arithmetic under thyristor commutate and surge electrmagnetism process
論文根據電力機車類型的不同,運用電路、電磁場和電力電子學理論研究了交?直型電力機車相控整流時諧波的產生機理、勵磁涌流的電磁過程,並對晶閘管相控整流和勵磁涌流時的理論諧波含量進行了傅里葉分析。Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly
但是高性能的交流調速系統實現很困難,這是因為交流電機是多變量、強耦合的非線性系統,不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題,其基本思路? ?應用坐標變換將三相等效為二相,實現定子勵磁電流分量與轉矩電流分量之間的解耦,達到對交流電機磁鏈與電流分別控制的目的,交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步,計算機技術飛躍發展,高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中,促進矢量控制迅猛發展,日趨成熟。Circuit - breakers for overcurrent protection for household and similar installation part 2 : circuit - breakers for a. c. and d. c. operation
家用及類似場所用過電流保護斷路器第2部分:用於交流和直流的斷路器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。Hence, the degradation will be more serious in ac circuit application
因此應用在交流電路之劣化情況會較直流電路嚴重。分享友人