波動功率 的英文怎麼說
中文拼音 [bōdònggōnglǜ]
波動功率
英文
fluctuating power- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 功 : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
- 率 : 率名詞(比值) rate; ratio; proportion
- 波動 : 1 (不穩定) undulate; fluctuate; unsettle; surge; rise and fall 2 [物理學] wave (motion); wave...
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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。Used continuous high frequency 40khz and filter power to have excellence performance. no damage in cleaning operation
利用連續高頻40khz及濾波功率驅動,效果超卓,物件在清洗過程不會受損This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power
實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨,本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制,文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。In the circuit, using the way of step - by - step magnify, a normal sine wave signal through former circuit export for the next circuit, and this signal that have been magnified push the next step. the main magnify circuit use the method of high power dynatron that is parallel connection
在迴路中採用逐級放大的方法,將一個標準的正弦波信號通過前級放大,輸出給后級,推動后級放大迴路,主要的功率放大迴路中採用大功率三極體並聯實現功率放大輸出。Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements
其次,本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方面的應用,包括同步工作條件、穩定條件和相位動態方程等,通過實驗確定了陣列中相鄰單元間耦合參數,並將之運用於有源集成天線二元陣和三元陣的設計,實驗結果與理論結果吻合較好。Harmonic analysis of high frequency ac power distribution system in electric vehicle
電動汽車高頻交流功率分佈系統的諧波分析Following the increasing capability of wind power, the distribution networks will be under disturbances by reason of the randomness and intermittence of the power resources
由於風能具有隨機性和間歇性的特點,隨著風電規模的不斷擴大,電網將持續受到風電場波動功率源的干擾。The fuzzy control strategy is used for short period prediction of the microwave power and a fuzzy pid controller is used to control the trigger angle of silicon controlled rectifier ( scr )
利用硬體超調自動保護電路和模糊pid控制技術對醫用微波治療儀功率控制系統進行了設計,並簡要介紹了該儀器的原理及功能。Direct acting indicating analogue electrical measuring instruments and their accessories part 5 : special requirements for phase meters, power factor meters and synchroscopes
直接動作指示模擬電氣測量儀器及其附件.第5部分:相位表功率因數表和同步示波器的特殊要求Abstract : to counter the ore - rock with different characteristics, the theory of wave mechanics on impacting machinery was used in combination with the results of digital emulation study of hydraulic hammer machine to obtain the output impact energy of hydraulic hammer apparatus and the power of the main engine of hydraulic hammer machine, thus providing the basis for proper selection of the hammerhead and chassis of hydraulic hammer machine
文摘:針對不同特性的礦巖,運用沖擊機械波動力學理論,並結合液壓碎石器的數字模擬研究結果,得出液壓碎石器的輸出沖擊能與液壓碎石機的主機功率,從而為合理選用液壓碎石機錘頭及底盤提供了參考依據。To counter the ore - rock with different characteristics, the theory of wave mechanics on impacting machinery was used in combination with the results of digital emulation study of hydraulic hammer machine to obtain the output impact energy of hydraulic hammer apparatus and the power of the main engine of hydraulic hammer machine, thus providing the basis for proper selection of the hammerhead and chassis of hydraulic hammer machine
針對不同特性的礦巖,運用沖擊機械波動力學理論,並結合液壓碎石器的數字模擬研究結果,得出液壓碎石器的輸出沖擊能與液壓碎石機的主機功率,從而為合理選用液壓碎石機錘頭及底盤提供了參考依據。On the radiation range of l - 4gw / cm2, the effects of the modulation in intensity, beam aperture, pulse width and intensity of 3 w on tsrs in frequency convector crystals have been analyzed in detail. the interrelated thresholds have been gained by calculating and theoretical evidences have been offered to prevent tsrs from damaging frequency conversion crystals, which will be applied to the engineering design of the laser drivers on high - fluence
光的強度調制、光束口徑、脈寬和強度等因素對諧波轉換晶體中tsrs的影響,並計算得出了一些相關闡值,得到了驅動器工作的臨界狀態,為防止出現tsrs的光損傷提供了理論依據,對高功率激光驅動器的工程設計具有實用價值。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。A novel amplifier chain which is composed of the forward wave crossed - field amplifier ( cfa ) driven directly by solid state amplifier ( ssa ) is better in performances and reliability compared with traditional three stage chain which is composed of " ssa + twta + cfa "
摘要採用固態放大器直接驅動前向波管的新型放大鏈與「固態-中功率行波管-前向波管」三級放大鏈相比較,具有更好的性能指標。This paper introduces a power controlling system for electrosurgical generator based on thyristor, and proposes a power compensating method to maintain the output power invariable when the ac voltage fluctuates
介紹了基於可控硅整流電路的高頻電刀控制系統,並針對該類型電刀的輸出功率隨電網電壓波動而發生漂移的問題,採用了一種功率補償的方法,實現輸出功率在不同的電網電壓的波動下保持恆定。It is capable of detecting the value of both the fluctuation voltage and the fluctuant power
該方法可檢測出每個調幅波周期中的電壓波動值,並且能計算波動功率。The diagram consists of a broadband mmic amplifier and a integrated microstrip power equalizer, and can supply the twt with driving power and gain equalization
該電路由寬帶mmic放大器和集成微帶功率均衡器構成,為寬帶行波管提供驅動功率和增益均衡。By applying dwt and mallat in wavelet analysis, the oscillation signal of active power on transmission line is decomposed and reconstructed ; the strategy of upfc ' s secondary control based on wavelet is proposed by using the reconstructed active power as input signal. simulation results verify the efficiency of damping subsequent swing quickly under serious power oscillation circumstance that is hard to damp by ordinary upfc controller. the system dynamic stability is apparently enhanced
針對系統功率波動頻率較高情況下upfc對系統后續擺穩定的控製作用難以得到充分發揮的情況,採用小波分析的mallat塔式演算法對系統功率波動信號進行分解,並基於mallat塔式重構演算法的思想濾除了信號的冗餘擾動成份,尋找到一個高壓縮比、低相對誤差的重構功率信號,從而使其能夠符合upfc實際控制需要。A collinear acoustooptic - deflector of pronton - exchanged linbo3 channel wave - guide is studied. the theoretical analysis, structure design and device fabrication of linbo3 pronton - exchanged acoustooptic wave - guided deflector have been finished in this thesis. the width of wave - guide, the width, spacing, effective aperture and width of electrode of interdigital transduces have been theoretically analyzed and designed
本論文研究了一種質子交換linbo3溝道波導共線式聲光偏轉器,其特點是利用了溝道波導的橫向約束,限制了聲波的發散和衍射效應,使得窄孔徑電極結構得以實現,從而增加了功率密度,使總的聲場驅動功率降低。This subject aim at designing a linear power amplifer whose output power is 40w for 225 - 450mhz band. but it seems not easy to finish the task because of this power amplifier own unique requirements including high output power, broad working frequency band, high linearity, and flat gain. due to the complexity involved, theoretically several soltuions are derived in the final scheme such as broadband matching technology, power - retreat, power synthesize, automatic power control and negative feedback. in addition, the design will be optimized by eda software and the final test result indicates that our design is successful
本課題的目標是研製一個輸出功率為40w的225 450mhz的線性功率放大器。由於該功放要求輸出功率大,工作頻帶寬,帶內增益波動小,線性度高,所以其終合設計難度大。鑒于這個原因,在理論設計上筆者採用了寬帶匹配、功率合成、功率回退、負反饋、自動功率控制等技術;在實踐中精心設計電路,並且配合eda軟體模擬,最終達到所要求的指標。分享友人