相電壓調整器 的英文怎麼說
中文拼音 [xiāngdiànyādiàozhěngqì]
相電壓調整器
英文
phase voltage regulator- 相 : 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...
- 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...
- 壓 : 壓構詞成分。
- 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...
- 整 : 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...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 電壓 : voltage; electric tension; electric voltage
- 調整 : adjust; tune up; trim; trimming; variation; modulation; arrangement; debug; rectification; redres...
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Since 1980s he has been studying the mechanism of normalization of abnormal blood pressure and the resetting of baroreceptor reflex by acupuncture and somatic nerve stimulation, effects of brain osmoreceptor stimulation on sympathetic nerve discharge and renal activity, the role of vasopressin in body fluid and salt homeostasis, difference in gene expression between hypertensive and normotensive rats, hypertension and cardiac ischemia - induced myocardial remodeling, effect of steroids on the nervous system, etc. with his research achievements, dr. yao was awarded science and technology progress prize sponsored by the state education commission grade a award in 1986, grade b award in 1995 and by the ministry of health grade b award in 1989 and 1993, grade a award of guang - hua science and technology prize 1995, and chinese universities science and technology prize grade b award in 2000
近二十年來,他主要從事針刺和刺激軀體神經對心血管和腎臟活動的調整作用刺激腦內滲透壓感受器引起的交感神經放電和腎臟活動的改變血管升壓素在心血管活動調節和水鹽平衡中的作用原發性高血壓的相關基因高血壓和心肌梗死引起的心肌重構甾體激素對神經系統的影響等。他的科研成果曾獲得國家教委科技進步獎一等獎一項1986年二等獎一項1995年衛生部醫藥衛生科技進步獎二等獎二項1989 1993年光華科技基金獎一等獎一項1995年中國高校科學技術獎二等獎一項2000年。Three - phase induction type automatic voltage regulator
三相感應式自動電壓調整器Three phase induction type automatic voltage regulator
三相感應式自動電壓調整器Three - phase static type automatic voltage regulator
三相靜止型自動電壓調整器Three phase static type automatic voltage regulator
三相靜止型自動電壓調整器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。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。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。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
設計了三相晶閘管交流調壓數字軟起動器的硬體控制電路;研製了採用80c196kc單片機和gal16v8可編程器件構成的數字移相觸發系統;給出了數字移相觸發控制方法,分析和討論了該方法的工作和設計原理;採用了一種參數自整定的混合型模糊pid控制方法。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相之供電系統經升壓至四百八十五伏特,再經矽質整流器調整至直流六百伏特,整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。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轉換器的新型晶元aduc824 ,實現了電流(電壓)采樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;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;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。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器固態調壓模塊固態調壓器整流模塊可控硅移相觸發器變頻調速器的廠家。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
指一電路或儀器可將一直流輸入電壓換成一高速過的輸出電壓,此輸出電壓可為較低,較高或輸入電壓相同,互動式直流對直流調整電路通常需要一電感或變壓器以達到所要的輸出電壓,交換式調整電路和非交換式技術比有較高的功率效率。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器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。諸如單相有載調壓雙電壓變換隔離整流接地以及有特殊出線排列的變壓器,我公司在不斷地提供給各地的用戶。Charts vs - as series of cryogenic tanks combines safety, flexibility and ease of operation. they are designed for long - term storage of liquefied air gases, including nitrogen, oxygen, and argon. the vs - as series tanks are available in capacities from 5 m3 to 60 m3 with maximum allowable working pressure of 17. 2 bar
特殊規格的貯罐可根據客戶的要求製作,查特中國還設計和製造最大容積達可達350m3的包括電子級的貯罐,及thermax汽化器真空絕熱管道組合式調壓閥pcm等相關設備,為氣體站提供完整的解決方案。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器件的某些主要狀態參量(如:溫度、電壓和電流)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器件是否已進入故障范圍,以便提前採取措施,通過對相關參數的調整來保證功率器件始終工作在最佳狀態;這樣,既避免了功率器件損壞的發生,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。The dissertation focuses on the semi - active vibration control for the linear suspension of the full - vehicle model in chapter 4. it develops a two - stage control strategy, dividing the full - vehicle suspension and the four mr dampers into two different parts. the upper stage controls the full - vehicle suspension by using the lqg with all the control objectives taken into account and determines the desired restoring
該方法將多輸入多輸出的非線性系統經過輸出解耦變換,簡化成四個單輸入單輸出的子系統,通過分別對單級anfis模糊系統的離線辨識和在線調整相結合,產生四個磁流變阻尼器所需要的控制電壓,以此對非線性整車懸架系統的實施智能控制。分享友人