直流變流機 的英文怎麼說
中文拼音 [zhíliúbiànliújī]
直流變流機
英文
continuous current transformer-
According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求，採用單片機實現了混合式直流直線步進電動機的開環數字控制；利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定；利用細分控制技術保證了電機運行的平穩性，並進行了波形分析和理論研究；採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題；同時對主功率電路、驅動電路和系統保護電路進行了分析，完成了硬體設計、製作和軟體編程、調試，最後在混合式旋轉步進電動機上進行了全面測試。The stochastic optimization method is brought forward, which makes a great amount of simulation of other bidder ' s biding in electrical market, as for every simulation, genetic algorithm is applied to solve the optimization problem, in consideration of the restraint of direct current network, one optimal bid is got, then using the average optimal bids in a great number of simulations as the last optimal bids. the program using c + + language of this method is programmed and examples are discussed for simulation, examples prove the bidding method ' s validity
最後基於第五章的分析，提出了一種採用隨機優化和遺傳演算法相結合的競價方法，即對電力市場中各個競爭對手的報價作為隨機變量進行大量模擬，針對每一次模擬，在考慮直流潮流網路約束的情況下，用遺傳演算法求出一次模擬對應的最優報價，然後把大量模擬樣本求得的最優報價的均值，作為最優報價。The method of compond target function variable weighting was adopted for solving compond target optimization problem, and compond target was put into single target
在計算中，為達到無刷直流電動機全局優化的目的，採用隨機產生離散初始種群及隨機交叉操作和變異操作方法。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。At last the floating threshold algorithm based on wavelet packet transform is proposed to remove the noise from the signal of dc motor measurement in the dissertation, which is proved effectively by the experimental results
提出了基於小波包變換的浮動閾值去噪演算法，並應用到直流電動機測試過程中的高頻噪聲去除過程中。Semiconductor power convectors - adjustable speed electric drive systems - general requirements - part 1 : rating specifications, particularly for d. c. motor drives
半導體功率變換器.速度可調式電力驅動系統.一般要求.第1部分:直流電動機專用額定值規范Semiconductor power convertors - adjustable speed electric drive systems - general requirements - rating specifications, particularly for d. c. motor drives
半導體電源變換器.調速電驅動系統.一般要求.直流電動機驅動額定值規范Company development and production of products mainly include : industrial control and monitoring, dc converter, exchange converter, permanent magnet motor, power generation electronic control system, various industrial control module, railway traction systems and urban transport systems
公司研發及生產的產品主要有：工業控制及監測、直流變流器、交流變流器、永磁電機、電力發電電控系統、各種工業控制模塊、鐵路牽引系統和城市交通系統等。So it is very difficult to set up the mathematical model. with the development of the technology of electronics and controlling, it is probable to realize the mainland method
與直流電動機不同，三相異步電動機是一個非線性、多變量、高階強耦合的復雜被控對象，從而很難建立它的精確數學模型。First in this paper, the characteristics and control methods of bldcm is discussed. on the basis of the run state and control method of the bldcm, combining the electric power and electronic technology, micro electric technology, special integrated chips and the theory of motor control theory, setting up the model of electric power inverter system by using the simulating software - matlab, the control schemes are given when the motor is working in the state of electromotion and electrical regeneration
首先本文介紹了永磁無刷直流電動機的特點及其控制方法，結合電力電子技術、微電子技術、專用集成晶元、電動機以及控制等理論，在重點研究了電動汽車用永磁無刷直流電動機的運行狀態和控制方式的基礎上，利用matlab模擬軟體建立了電力電子逆變系統的模擬模型，給出了電機處于電動狀態和能量回饋狀態時的控制策略。So it is very important for qing ' an, a domestic manufacture of compress which can do the r & d work of compressor and controller of rac by itself, to catch up with the world trend in such area. also it will do great help to increase the quantity of production line and the shipment of qing ' an if qing ' an can make the inverter controller for air conditioner by itself
慶安製冷作為國內唯一擁有自主知識產權的空調壓縮機生產商，是否應該利用自身的技術優勢在短時間內進行交、直流變頻控制器和壓縮機的批量生產，以達到穩固已有壓縮機市場、拓展產業種類的目的，是擺在慶安製冷面前的一個緊迫問題。For the bldcm which has a neither sinusoidal nor trapezoidal back - emf, that is, for a general shape back - emf bldcm, this dissertation proposes a novel id = 0 vector control method. by this method, the iq for a constant torque to produce is calculated through coordinate transformation, and the reference iq is tracked by vector control in the dq0 frame
對于實際反電動勢波形既非正弦又非梯形波的無刷直流電動機，提出一種新型的任意波形反電動勢無刷直流電動機的i _ d = 0矢量控制方法，通過坐標變換浙江大學博士學位佑文摘要求解產生恆定電磁轉矩所需的q軸電流，並在dqo坐標系下通過矢量控制對q軸參考電流進行跟蹤。In 2003, debeier color plate industry co., ltd invested and built by husilong enterprise agency was established, having the 1st imported auto film - covering streamline with dc variable frequency control technology in the metal ceiling enterprise at home, which indicated that husilong enterprise agency took a most successful and most solid step in integration of the industrial chains, increasing greatly its comprehensive competitive force, and that husilong goes ahead of the rest in the competition with the enterprises both at home and abroad, possessing a absolutely advantageous position
2003年，華獅企業機構投資興建的德貝爾彩圖板實業有限公司成立，其擁有的國內金屬天花企業第一條進口直流變頻控制技術的自動覆膜流水線順利投產，這標志著華獅企業機構整合產業鏈跨出最成功的最堅實的一步，大大提高了綜合競爭力，華獅在同國內外企業的競爭中先行一步，占據了絕對優勢地位Finally, the operation principle of three - level shift phase pwm control with zero voltage is validated by the simulation analyze and the debugging experiment of 230v / 10a sample device
最後，通過模擬分析以及對230v / 10a樣機的調試實驗，驗證了零電壓三電平移相控制pwm三電平直流變換器的工作原理。This paper simulates and analyses the torque pulsation because of the modulation frequency and speed variation under ambipolar pulse width modulation ; the influence of snubber circuit, dead time effects, and modulation frequency to igbt pwm inverterbridge is taken into account, too
本文對雙極性調制的無刷直流電動機模擬，分析了轉速和調制頻率對轉矩影響；並綜合考慮緩沖電路、控制死區及載波頻率對pwm逆變電路中igbt開關損耗的影響。Research on adaptive damper system review the current er damper and active vibration control technology, the conception of converting vibration energy to energy damping vibration is presented. the adaptive er damper system has a rack and pinion mechanism which converts a linear motion of piston to a rotary motion
採用齒輪、齒條機構將車輛的往復直線運動變換為旋轉運動，再利用齒輪機構升高轉速驅動永磁直流發電機產生電能，把電壓升高後作用於電流變流體減振器，由此構成一個完整的自適應減振器系統。Basically, a brushless dc motor consists of a permanent magnet ( pm ) synchronous motor, an inverter and a position sensor mounted on the motor shaft
通常的永磁無刷直流電動機由永磁同步電動機、逆變器以及安裝在轉子軸上的位置傳感器構成。Dc inverter split room air - conditioner ms1389bvy ma1389bvy was honored with innovative technique award
直流變頻分離式室內空調機ms1389bvy ma1389bvy榮獲創新技術獎In the design of real - time control system, the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit, and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ), which would avoid straightthrough short of a certain bridge. phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter, but also be used for speed detecting based on signals " period measurement, which makes the speed sensor unnecessary. the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system
在實時控制系統的設計中，本文以三相全橋mosfet逆變電路作為實時控制主電路，採用120導通方式結合半橋pwm調制的控制方案，從而有效地避免了橋臂的直通短路；本文用單電流傳感器實現對相電流的檢測，來自位置傳感器的三相位置信號不僅為逆變電路提供換相信息，而且也用於基於信號周期測量的轉速檢測，這樣就省去了速度傳感器；系統採用的是速度、電流雙閉環控制策略，力求構建高性能的稀土永磁無刷直流電動機全數字實時控制系統。Dc inverter split room split air - conditioner ms1389bvy ma1389bvy was honored with good function award
直流變頻分離式室內空調機ms1389bvy ma1389bvy榮獲功能獎分享友人