調相開關 的英文怎麼說
中文拼音 [diàoxiāngkāiguān]
調相開關
英文
phasing switch-
Based on the principle of advance, adaptive, reliability, high efficiency and flexibility, the general configuration strategy and the key technology has been deeply analyzed and optimized with the systematic and community in general and adaptive and contraposition in detail. the harmonic in both respects has been realized technically and the contradiction between adaptive and community solved. with the synthetic developing tool based on the database, the capp system called synthetic development capp ( sd - capp ) which is of the properties of synthetic, modular redeveloped and integrated has been developed
本論文以提高系統的先進性和實用性以及高效，靈活為基本原則，對capp的總體構成策略及其關鍵技術進行了深入地分析和優化，宏觀上充分體現系統性和通用性，微觀上切實體現針對性和適應性，技術上實現二者的協調統一，較好地處理了適應性與通用性這對既相互關聯、又相互制約的矛盾；採用基於數據庫的綜合開發工具模式，研究並開發了綜合式、模塊化、具有二次開發和一定集成功能的capp系統? ?基於數據庫的典型零件capp綜合開發系統（ syntheticdevelopmentcapp ） （ sd - capp ） 。The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox
本論文中，首先介紹模數轉換器的各種參數的意義，以及一階sigma - delta調制器和高階sigma - delta調制器的原理;給出解決高階單環sigma - delta調制器不穩定性的方案，引入級聯結構調制器，特別針對級聯結構調制器中的失配和開關電容積分器的非理想特性進行詳細的討論;本設計的sigma - delta調制器採用2 - 1級聯結構和一位量化器，調制器採用全差分開關電容電路實現;同時對整個調制器的各個模塊進行了電路設計，包括跨導放大器、開關電容積分器、量化器、兩相非交疊時鐘等，並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後，利用matlab軟體和simulink工具對整個級聯調制器進行行為級模擬。4 design for hatch size of control - pan relates to brake interruption setup and whole layout of aira. this article gives their correlation
4控制盤開口尺寸的設計與制動器制動間隙的設置和調整臂的整體布置有關，文中給出了它們的相互關系。1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %
從功率單向流動角度出發，提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲，在調制系數0 . 1 m 0 . 5情況下，控制移相角按正弦規律變化，使諧振電壓脈沖列的幅值追蹤參考正弦電壓信號，經過整流、濾波、低頻逆變，從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載，移相全橋具有超前橋臂零電壓開通，滯后橋臂或者零電壓開通（ _ 0 ）或者零電流關斷（ _ 0 ）的軟開關特性，而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。Chaotic switching modulations introduce low - frequency harmonic spectrum of output voltage as random switching modulation. in some case, low - frequency noise ripple offset the effect chaotic switching modulations reduce the level of emi. it indicates that the ccfmfd integrates the advantages of spreading harmonic power at the multiples of the switching frequency and not introducing significant noise ripple at low - frequency range. among all chaotic switching modulations, the ccfmfd is considered as the best choice in applying to dc / dc converter
與隨機調制模式相同，混沌開關調制模式也引入輸出低頻噪聲紋波，有些情況下低頻噪聲紋波可能抵消混沌開關調制降低emi水平的效果。分析表明： ccfmfd模式具有較好的降低emi水平和引入較小低頻紋波的優點，可以作為混沌調制模式較佳的選擇。In this paper, research and manufacture work on high efficiency high power density high - voltage high - power dc power is undertaken on the basis of basic theories and past production. by inquisition the basic theory and project of sreies - parallel resonant converter witch is a soft - switch converter was selected to outspread research and design work
本文是在吸收前人研究成果的基礎上，理論聯系實際，針對高效、高功率密度、高壓大功率直流電源展開的研製工作。在經過大量的實際調研工作的基礎上，選擇了一種軟開關變換器（移相控制的串-並聯諧振變換器）的技術方案，並圍繞該方案展開理論研究和實際的設計工作。Due to the complexity of the structure and control of cycloconverter - type three - phase hf link inverter for soft - switching based on phase - shift - controlled full - bridge mode, a simple and optimized vvvf control strategy is proposed. this control strategy includes : produced pwm by space voltage vector ( svm ) and equivalent carrier frequency fe = 1 / te are introduced into the pdm control of the cycloconverter ; softened equivalent pwm wave is generated at the notches of hf voltage pulses ; the harmonious control between regulating pulse width by phase - shifted angle and regulating voltage of equivalent pwm is to minimize the harmonics content of output voltage of the inverter
西安理工大學博士學位論文針對這種前級移相全橋軟開關周波變流型三相高頻鏈逆變器結構和控制的復雜性，提出了一種實現簡單而整體優化的vvvf控制策略:將空間電壓矢量產生p姍的方法svm和等效載波頻率fe = 1 / te引入到周波變流器的pdm控制;按高頻電壓脈沖前後沿軟化等效p翎波;用移相調節高頻脈沖寬度和等效p姍調壓協調控制逆變器輸出電壓，在滿足輸出電壓條件下使諧波最小。With two mechanically controllable switching points, users have a practice - oriented function at their disposal, with which the pressure dependent working points of the pump can be adjusted independently of one another in the simplest manner ; the pump can be controlled directly
作者可以由兩個機械控制的開關點實現定位於實際應用的功能，並通過這種功能用最簡單的方式獨立地調整泵的壓力相關工作點：可以直接地控制泵。There are at least three different functions groups of muscles controled by different nerves inside and outside prostate, which exert function of switch for ducts strobe in phase each other
3組功能不同的肌群在各種不同神經的支配下，相互協調地發揮開關這些管道「閘門」的作用。The vehicle video traveling data recorder based on arm is an intelligent device that can be used for monitoring and recording the situations during vehicle traveling. this device is a important improvement on the conventional devices of similarity which only record the basic vehicle traveling status such as speed, engine temperature, brake operation and so on. it is remarkable that this device offers video recording function that circularly record the environment inside and outside the vehicle for tens of minutes
基於arm的汽車視頻行駛記錄儀系統，除了按照國家有關標準，對汽車的行駛狀態的數據（速度、時間、以及各種控制的開關量）進行實時保存外，與同能產品相比，還更加註重視頻方面特有的功能優勢，通過軟體和硬體晶元協調工作實現了視頻圖像的壓縮和存儲，能夠循環存儲數十分鐘的視頻圖像。This mode of valve is a kind of brand - new patent electromagnetic valve developed by this co., with an electromagnetic block as the auxiliary valve and not directly acting on the switch valve while only through adjusting the force difference between the media to get the switch valve, having lower energy consumption, longer duration, more stable performance etc. notable feratures, compared with the traditional electric valves, and extensively used for various water etc. liquids control system
A型閥是我公司開發的一種新型專利電磁閥。電磁塊作為輔閥，不直接作用於開關閥，僅調節介質壓力差獲得開關閥，與傳統電動閥相比具有耗能低壽命長性能穩定等顯著特點。廣泛應用於各種控水油等流質的控制系統。A novel high - power pollution - free smps is presented in this paper, which accomplishes simultaneously the goal of soft - switching pwm, the input / output isolation, the output voltage regulation and three - phase pfc with a single - stage power processor and simple pseudo - phase - shift control circuit. therefore, compared with the normal two - stage system, the single - stage power supply has simpler structure, lower cost, higher efficiency and easier to control. the proposed smps can be used in the three - phase power system, and can output high power over kw - order and input / output ( i / o ) isolation dc power supply
本文提出的新型無污染大功率開關電源正是採用三相三線制輸入電源，利用單級偽相移零電壓零電流開關脈寬調制（ pps - zvzcs - pwm ）全橋變換器完，成功率因數校正（ pfc ）和輸出電壓快速調節、隔離的雙重功能，並且該變換器開關管在零電壓或零電流下通斷，顯著的減小了emi 。The other is supported by emerson network power co., ltd as an advanced research project. and this paper mainly introduces how to design and realize a four - quadrant running srd system to control a 3kw srm ( 8 / 6 poles ) based on a dsp ( tms320f240 ), which uses h - bridge power convertor and power - consumption braking method
本文基於省重點科研項目「開關磁阻電機新型控制及其調速系統」和深圳emerosn網路能源公司預研部項目，分析討論了如何設計實現一套以3kw的四相（ 8 6極） srm為控制對象以dsp為控制核心採用h橋式功率變換器和能耗制動方式的四象限運行srd系統。In this paper, we focused on the study of characteristics of pulse evolutions and spm induced switching effects in the fiber loop mirrors
本文主要研究了光脈沖在光纖環中的傳輸，其自相位調制致開關效應的脈沖傳輸特性。Many nonlinear optical effects such as spm, xpm and fwm play important roles in the evolutions of optical pulses in the loop mirrors
利用構成非線性環的光纖中發生的不同非線性效應（自相位調制、交叉相位調制與四波混頻效應） ，可以實現超短脈沖的非線性光開關特性。The theoretical analysis and result of simulation indicate that the two - phase modulation reduces the switching losses 50 % relative to the quasi - optimum and the space vector modulation and overmodulation can generate higher voltages with low total harmonic distortion
分析表明二相調制方法相對于準優化方法減少開關損耗近30 ，空間矢量的調制與過調制可以大大的提高直流母線電壓的利用率。Switching losses analysis indicates that the switching losses can be extremely reduced with different load qualities by choosing proper phase - voltage modulation method. the method of minimum switching losses svm is investigated. the modulation functions of a quasi - optimum method and a two - phase modulation method are given
本文深入研究了一種基於電壓空間矢量的最小開關損耗pwm技術，給出了準優化方法和二相優化方法的相電壓調制函數，並在理論分析的基礎上，通過模擬實驗，對兩種減少開關損耗的方法和調制與過調制進行了分析。With the theoretical and experimental methods, the characters of cr4 + : yag are studied from cr4 + : yag as passive q - switching in nd : yag laser, intracavity frequency - doubling of q - switching laser and dual - wavelength laser, which is based on cr4 + : yag ' s operations of saturable absorption and laser gaining medium. chapter 1 : introducing the cr4 + : yag ' s optical function, the general research situation and the main idea of this thesis
本論文基於cr ~ （ 4 + ） yag晶體既可以作為nd yag激光器的被動調q開關、又可以作為激光增益介質的特點，採用理論和實驗相結合的研究方法，詳細而具體的研究了cr ~ （ 4 + ） yag晶體被動調q 、調q倍頻和雙波長激光輸出的特性。Development system in some streptomyces spp. is characterized by an unique multiphasic growth kinetics in liquid medium. after spore germination, first logarithmic growth is followed by a transient cessation of cell growth, which potentially serves as a key developmental switch in regulatory system, leading to initiation of second logarithmic growth
某些鏈黴菌在液體培養基中表現獨特的多相生長動力學特徵：第一次對數生長之後，細胞生長過渡性地停止，這個過渡期可能起著一個重要的發育調控開關作用，啟動細胞第二次對數生長。The system also built with the remote control function. it can control the air conditioners and detect system facilities, running status and related running parameters from distances. the interface is the same as in the local monitor
在本系統中具有遠程監控功能，可以遠程控制空調的開關也可以遠程監測各個設備系統的當前運行情況及相應的運行參數，看到的界面與用戶在機房本地監測的完全一致，便於用戶的培訓與使用。分享友人