調相整流器 的英文怎麼說

中文拼音 [diàoxiāngzhěngliú]
調相整流器 英文
phase regulated rectifier
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. 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 %

    從功率單向動角度出發,提出了一種lcc諧振型恆頻移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、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 )或者零電關斷( _ 0 )的軟開關特性,而低頻逆變的各個開關均實現零電壓條件下的開通與關斷。
  2. 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(如位不平衡、幅度不平衡、直偏差等)對調性能的影響;其次,介紹了鎖環的工作原理和基本組成部分,包括鎖環的設計和環路濾波的設計,特別詳述了電荷泵鎖頻率源;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。
  3. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據向進行了深入研究和分析,並對系統中的數據向進行了完的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖環提供多個時鐘移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。
  4. This disquisition aimed at plc reactive dispatch curve controller, associating the entire exploiting process, expounded in guiding ideology, control standard, function and structure design, software system design, analog experiment, fixing and debugging and so on, also part of flow schematic diagram ( the ladder chart was n ' t drawn because of too many network and length limit ). this design involves many subject such as power systenu automatic control microcomputer control and electroa during the design, we have read a great deal of concerned data, base on the sufficient investigation analysis and research, associating the practicality of huanren power plant, we introduced and exploited plc reactive dispatch curve controller in the first time

    本文針對plc無功調度曲線控制,結合個研製過程,在設計指導思想、控制準則、性能設計、裝置構成設計、軟體系統設計等方面進行了闡述,並給出了部分程序程簡圖(由於梯形圖網路數太多,受篇幅限制沒有給出) 。本設計涉及到電力系統、自動控制、微機控制、電子等多學科知識,在設計過程中,我們查閱了大量關的資料,在充分調查、分析、研究的基礎上,結合桓仁發電廠實際情況,首次提出並研製出了plc無功調度曲線控制
  5. 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全橋軟開關周波變型三高頻鏈逆變結構和控制的復雜性,提出了一種實現簡單而體優化的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引入到周波變的pdm控制;按高頻電壓脈沖前後沿軟化等效p翎波;用移調節高頻脈沖寬度和等效p姍調壓協調控制逆變輸出電壓,在滿足輸出電壓條件下使諧波最小。
  6. Abstract : the causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    文摘:分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰漏水,蒸汽引起露點腐蝕及吹灰效果差造成對室積灰,排煙溫度高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及應的調等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上
  7. The causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰漏水,蒸汽引起露點腐蝕及吹灰效果差造成對室積灰,排煙溫度高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及應的調等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上
  8. The control circuit of digitalized soft - starter with the three - phase ac voltage regulating was designed. the digital phase shifting trigger based on the 80c196kc mcs and gal16v8 programmable device was developed. the control method for digital phase shifting trigger was given and its principle of operation and designing was discussed

    設計了三晶閘管交調壓數字軟起動的硬體控制電路;研製了採用80c196kc單片機和gal16v8可編程件構成的數字移觸發系統;給出了數字移觸發控制方法,分析和討論了該方法的工作和設計原理;採用了一種參數自定的混合型模糊pid控制方法。
  9. The speed and scale of the machine synthesized speech are adjusted by the basic value of the pitch and duration of syllables corresponding to the tonal template, therefore the naturalness and fluency of the machine synthesized speech are enhanced, i. e. the quality improvement is realized

    並通過調模得到對應的音高和音長的基準值,來調合成語音的語階和語速,從而使機合成的語音更加自然、暢,豐富了機合成語音的表現力,提高了語音合成的質量。
  10. The power supply system is 380volts, 3 - phase, which is transformed to 485volts, 3 - phase and then rectified, by solid state silicon rectifier modules, to 600 volts dc, the whole system having a capacity of 500kw. this power is connected to the two overhead power lines to supply the needs of the trolleybuses anywhere along the system

    架空電纜網路採用三百八十伏特三之供電系統經升壓至四百八十五伏特,再經矽質調至直六百伏特,個系統之電功率為五百仟瓦。電源接駁到兩條架空電纜供無軌電車使用。
  11. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換的新型晶元aduc824 ,實現了電(電壓)采樣?數據處理?電控制的閉環控制結構;地電位的抬升解決了a / d轉換對負高壓迴路電采樣時的輸入范圍匹配問題;控制信號反的同時進行幅度壓縮,使得輸出調電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩性能的對比、分析在論文最後給出,並據此找出了決定該系統穩精度的關鍵因素,提出了系統的改進意見。
  12. Manufacturer of electrical panel control components, industrial plugs and sockets, ac solenoids, buzzers, and other power and electromechanical components

    -專業研發生產固態繼電固態調壓模塊固態調模塊可控硅移觸發變頻調的廠家。
  13. A circuit or device that converts a dc input voitage to a regulated output woltage, the output voltage may be lower, higher or the same as the input voltage, switching - regulator dc - dc circuit most often require an inductor or transformer to achieve t - he regualted output voltage, wwitching fegulator circuits can achieve a higher level of power efficiency whec compared to non - wwitching techniques

    指一電路或儀可將一直輸入電壓換成一高速過的輸出電壓,此輸出電壓可為較低,較高或輸入電壓同,互動式直對直調電路通常需要一電感或變壓以達到所要的輸出電壓,交換式調電路和非交換式技術比有較高的功率效率。
  14. Though standard cast resin dry - type transformers can meet the demands of most consumers. we still have to proceed special designing of transformers for special application field and operating conditions, such as single phase transformers, regulating transformers with onload tap changer, double voltage transformers, isolating transformers, rectifying transformers, earthing transformers and transformers with special tapping arrangement, which we are supplying to consumers all over the country

    雖然標準的樹脂絕緣乾式變壓已能滿足大多數用戶的要求,但是對于某些特殊的應用領域與使用條件仍需我們進行特殊設計。諸如單有載調壓雙電壓變換隔離接地以及有特殊出線排列的變壓,我公司在不斷地提供給各地的用戶。
  15. This paper presents a method of test, estimation and predication of some state parameters of the power unit in power and electric equipment, these parameters can be temperature, voltage, current and so on ; when attaining the values of these parameters at the next state, whether the power unit will go into the malfunction or not can be knew, according to the result, some measures can be made ; by controlling the values of correlative parameters, the unit could be maintained in its optimal running status ; so the damage to the power unit can be prevented, the running quality of the driving system can be guarantied, and the optimized control level of the system can be improved

    本論文提出了一種利用預測估計的方法,對電力電子設備中的功率件的某些主要狀態參量(如:溫度、電壓和電)進行測試、估計並預測,從而得出未來的運行狀態;然後據此判斷該功率件是否已進入故障范圍,以便提前採取措施,通過對關參數的調來保證功率件始終工作在最佳狀態;這樣,既避免了功率件損壞的發生,又避免了驅動系統故障狀態的出現,明顯地提高了系統優化控制的水平。
  16. So the paper combined the fuzzy logic control and recurrent neural network, and the recurrent fuzzy neural network ( rfnn ) controller is introduced into the speedsensorless vector control system. moreover, an online parameter training methodology, which is derived from the lyapunov stability theorem and gradient descent method is proposed to increase the learning capability of the rfnn. the rfnn controller has a better performance than the pi controller system ; the effectiveness of the proposed control scheme is verified by simulation results

    因此論文將模糊控制和具有優越動態性能的遞歸神經網路結合起來,取長補短,提出了一種遞歸模糊神經網路控制方法,利用神經網路來實現模糊推理,可動態的調隸屬函數的形狀、位置以及神經網路遞歸權值,並對其與pi控制的交調速控制系統進行了模擬比較,模擬結果表明與普通的pi控制比較,遞歸模糊神經網路控制有較好的動態性能,控制的收斂速度快、靜差小,系統在遇到參數發生變化和外部不確定性問題時魯棒性、抗擾動性有明顯的提高。
  17. Three - phase scr controlled rectification power supply has been widely used in the high power industry area. the key control elements of trigger and regulator are hotspots of research in power electronics field

    晶閘管可控電源廣泛應用於大功率工業控制領域,其中的核心控制環節觸發調的設計是電力電子領域的研究熱點。
  18. Three - phase full bridge controlled rectifier, filter circuit and the common loads " mathematics models are built and analyzed. according to the rate of the transition process, the controlled rectification power supply can be classified into fast response and slow response. based on identification of the transition processes using the slope method, the different fuzzy control strategy is adopted. the control method can meet the requirements of real time control and non - error regulation. the simulation results verify its practibility. after that. the design scheme based on dsp is introduced including the design of hardware and software flow chart. emc is an important aspect which can not neglected, so the designs of emc are summarized including hardware and software

    根據過渡過程的快慢將可控電源系統分為快響應過程和慢響應過程,本文在利用響應曲線斜率法辨以過渡過程的基礎上,分別針對快響應過程和慢響應過程採取了應的模糊控制策略,以滿足快響應過程要求實時控制,快速跟蹤誤差變化,慢響應過程要求精確定位,無差調節的要求,模擬結果驗證了該方法的有效性,進而分析了用dsp實現該調的硬體電路和軟體程的設計思路。
  19. Dd862 and dd862a single phase electic meter are in duction meter. it is used in calculating 50hz single - phase ac active electrical energy. it is compaosed of electromagnetic element. moving disc, bearing, damping magnet steel, counter and regulator and regulator equipment. the meter has high precision, high over - load, long lifetime and so on features

    : dd862型和dd862a型單電度表是感應式儀表,用於計量頻率為50hz的單有功電能。它主要由電磁元件轉動圓盤軸承阻尼磁鋼計度調裝置等組成,本表具有高精度高過載長壽命等特點。
  20. On the request of high performance of real - time, the popular microcomputer core dsp is used in the design of hardware, besides, its high speed of running is suitable for the experiment. in the main circuit, the three - phase rectification bridge have been used, which makes it more suitable for the system of high - power timing

    在本系統的具體實現上,本文採用了目前比較行的數字信號處理( dsp )作為系統的控制,其處理速度較高,正好符合本實現實時性要求高的特點;在主電路上,本系統採用了傳統的三橋式全控電路,從而使該系統更適用於大功率調速系統。
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