實用功率 的英文怎麼說

中文拼音 [shíyònggōng]
實用功率 英文
wirkleistung working power
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • : 率名詞(比值) rate; ratio; proportion
  1. Under the incentive of the civil - market demanding such as laser material processing and the military - market demanding such as a new generation of laser weapon candidate and icf, diode - pumped solid laser ( dpsl ) develops rapidly worldwide. as an important application, diode - pumped intracavity - frequency - doubled laser is attached much importance in recent years, but there still remain many problems unresolved completely. in this paper, i have given some abecedarian study results on some of these problems theoretically and experimentally

    因工業激光材料加工等民市場的需求以及慣性約束聚變和作為新一代激光武器候選器件等軍方需求的推動,國際上高二極體泵浦固體激光器( dpsl )的研究進展迅速,作為dpsl的一個重要應,內腔倍頻一直得到大家的重視,但仍有許多未徹底解決的問題和理論上的不完備之處,本論文擬對其中的一些問題作一初步的理論和驗研究。
  2. Based on the real situation of submarine and antisubmarine warfare ( asw ), according to the classical design theory of transducer or transducer array, a sonar will be researched and made, which has the feature of more wider bandwidth, more lower operating frequency, more lager radiation acoustic power, more farther operating distance, more higher researching efficiency and more higher directive accuracy

    本文根據現代潛戰和反潛戰( asw )的際情況,按照經典的換能器和基陣的設計理論,研製聲吶,旨在擴展其頻帶寬度、降低其工作頻、增大其發射、擴大其作距離以及提高其搜索效和定向準確度。
  3. 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,採單片機現了混合式直流直線步進電動機的開環數字控制;利v f變換和復合鍵控方法現了系統轉速等參數的數字設定;利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。
  4. This calculator to the practical function of the conversion, including the length of the conversion unit, exchange rate conversion and the various units of measurement conversion

    此次的計算器加入了的轉換能,包括長度單位的換算,匯換算以及各種計量單位的換算。
  5. Therefore, it is of great significance to research the simulation technology of the high power crosscurrent co2 laser

    因此,高橫流co _ 2激光器模擬系統技術的研究具有重要的理論意義和價值。
  6. Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type

    液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應於光纖通信的驗系統中。液晶類器件應於光通信的唯一重大缺陷,是其響應速度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼的空間光束捕獲、掃描、偏轉、控制方面,液晶器件完全可能進入化。
  7. 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,主要的放大迴路中採三極體並聯放大輸出。
  8. Power mosfet is adopted to switch heavy current of magnet core in order to control rotating magnetic field effectively

    為了使磁場得到有效控制,本文採nosfet現電磁線圈大電流的開關。
  9. The product is suitable for double straight line smoothing of grinding flat glass. coarse grinding, fine grinding, and polishing can be done at one time. adopt plc control system, which sets processing parameters via interface, and finishes processing at one time, ti has stable bottom structureprecise and smooth transmission system, the transmission belt drive adopts strong power and tran - sfrequency motor to control speed, constant power, constant rule, output and advanced equipment to control, completed product has high polishing level, which is an ideal option assistant processed equipment of processing delicacy glass and furniture glass factory

    本產品適於磨削平板玻璃是雙直線平邊,粗磨精磨拋光一次完成採plc控制系統通過界面設定加工參數次完成加工,具有穩重扎的底座結構,精確流暢的傳動系繞,傳送皮帶驅動採變頻電機調速控制,恆恆扭矩輸出和高配置的控製成品拋光亮度高是加工精品玻璃和傢具玻璃廠家使的最佳輔助加工設備。
  10. Experiments show that, when use msp430f149 audio sensor to identify vehicles that contain plane, tank, truck and so on by time domain features and two - level f - ratio, the recognition rate is 82. 1 % ; when use both msp430f149 audio sensor and arm9 sensor to identify vehicles, and the recognition rate is much better than the original system and msp430f149 audio sensor. line spectrum of power spectra and 3 / 2 spectrum is used as frequency features on arm9 sensor, and it is caught by narrow - band bandpass filter

    驗證明,在主頻為8mhz的msp430f149感知器上,採基於時域特徵和二階f比的識別演算法,能夠時地完成對飛機、坦克、卡車等交通工具的識別;將msp430f149感知器與基於arm9的高端感知器配合使,且高端感知器採譜線譜或3 / 2維譜線譜作為頻域識別特徵,能夠時的對各類交通工具做更高性能的識別。
  11. The injection locked can make power be amplified, but limited by the working state of the injection locked oscillator, the injection locked power amplifier can only work in continued - wave or pulsed - wave condition

    雖然採注入鎖定放大方案,可以的放大,但受被注入鎖定振蕩器的工作狀態限制,該種方案放大器只能工作在連續波或者脈沖狀態。
  12. Because deh system can use feedback signal of the first class pressure as practical power of turbine, it can avoid the reverse control, have the good ability of anti - disturbing. by the sophisticate control logic deh can make swift change of the control demand for following best value according to the circumstance, largely improved the dynamic characteristic when the unit sundenly discharge the full load

    Deh系統控制器中的pid系數可根據試驗情況方便的調整,現較好的動態特性,並可使調汽門動態過開,使再熱機組有良好的一次調頻能力; deh系統可採調節級壓力做為汽輪機的反饋信號,避免出現反調現象,抗內擾和外擾能力強。
  13. Constant stator magnetic linkage control frequency converter includes power devices utilizing igbt, drive circuit using three - phase drive ic with multiple protection functions. pwm signal formation circuit in the way of voltage space vector control and realized with pld ( programmable logic device ) devices and compensation for the influence of supply voltage variation and stator resistance voltage drop

    其中,恆定子磁鏈控制變頻器的設計中主電路採器件igbt ;驅動電路採三相多能集成驅動晶元; pwm脈寬調制信號產生電路採電壓空間矢量控制方式,由pld器件現;對電源電壓變化及電阻壓降造成的影響進行了補償。
  14. The recursive criterion of transient current protection based on mallat wavelet transform is presented in order to meet the real - time demands. the reserch shows deficiency existed in the prevenient principle of transient current protection, so a new improved scheme of transient current protection is proposed. the characteristics of transient protection at different bus distribution capacitance is also analysed in this thesis. the study shows that operate of transient protection is correct when the bus distribution capacitance change. other conclusion include : the trip of transient protection must be locked when the power circuit breaker of transimission line operated, because the trip is incorrect at this time ; the features of transient current and it ' s energy is different between the fault and thunder over - voltage in transimission line, and them can be identified ; the ratio of high frequency component of current in serise capaciters compensation line, svc and hvdc system is far little than fault transient current, so all of them do not affect the working of trasient current protection

    譜估計方法討論了故障高頻暫態噪聲信號在頻軸上的分佈情況,利譜分析結果現的非參數化系統辨識方法研究了母線分佈電容對電流高頻暫態信號的衰減特性。論文的後半部分(第五,六,七章)著重分析了現有基於故障電流的暫態保護原理和判據存在的問題,提出了新的現方案,並討論了暫態電流保護的運行性能。利多分辨分析和小波分解快速演算法構成的遞推暫態保護判據,可以準確區分故障線路和非故障線路,現超高速暫態電流保護,計算更為簡單方便,計算速度更快。
  15. The thesis presents a group of direct ac / ac topologies including single and three phases ac / ac converters which are based on simple dc - dc topologies and realized by using the single - power tube four - quadrant switches. with only two power switches, these single or three phases ac / ac converters can achieve high quality four - quadrant ac / ac conversion by simple configurations and simple control schemes. the thesis mainly researches on the single phase ac / ac converter in the topologies including ac _ buck and ac _ cuk

    本文介紹了基於直流buck 、 boost和cuk電路,採單有源四象限開關雙向化的直接ac / ac變換拓撲族,該拓撲族中的單、三相變換電路均只使兩個開關,可現波形優良的同頻ac / ac四象限變換,具有電路結構簡單、控制簡便、可現小型化等優點。
  16. This paper analyzes the high - frequency ( mhz ) multi - devices parallel inverter, and presents some useful results of simulation and experiment. firstly, series resonant inverter is selected by comparing two inverter circuits

    本文主要針對頻為mhz情況下採mosfet為主器件的多管並聯逆變電源進行了理論分析、模擬和驗研究。
  17. When modeling and simulating the whole system, the writer divides the periodical change of valve into many segments. with the method of power bond graph, the writer deduces the state equations of the system, which converting the substantial model into mathematical model. in the simulation, the writer uses matlab as the programming language

    在對整套系統進行建模和模擬時,筆者將控制閥的周期性變化過程進行分段考慮,應鍵合圖法,推導出閥控氣動振動系統的狀態方程,現了物模型向數學模型的轉化。
  18. A topology of asymmetrical half bridge soft switching is researched in this thesis, which has inherent zero voltage switching ( zvs ) capability and thus potentially higher efficiency by its resonating of the leakage of power transformer with the parasitic capacitances of the power mosft switches, whereas it does n ' t raise the expense of the converter these studies in the thesis have been done as follows : ( 1 ) the topology of asymmetrical half bridge is introduced, and its principle and the relation of duty cycle and input voltage and output voltage discussed, the method of eliminating the deflection magnetism is also brought forward

    雖然,軟開關技術能夠變換器的小型化、模塊化等,但是,電路變得更加復雜,使得中小的變換器的成本增加,往往不利於商業競爭。本文研究了一種零電壓的不對稱半橋拓撲結構,它可以在不增加電路成本的基礎上,利電路自身的特點,現軟開關。本文所做的主要工作如下: ( 1 )對不對稱半橋主電路工作原理進行分析,給出了占空比與輸出電壓、輸入電壓的關系以及消除變壓器偏磁的方法。
  19. In order to adapt the development from the mpm to the mmpm, this paper has done some exploringly research on the milli - meter wave equalizer and proposed a circuit template that can carry the power equalizer in ka band out. this thesis has proved the feasibility of realizing the milli - meter wave power equalizer used this circuit template by the way of computer simulation and experiment, and finally concludes a useful method for designing the milli - meter wave power equalizer

    為了適應微波模塊mpm向毫米波模塊mmpm的進一步發展,本論文對毫米波均衡器進行了探索性的研究,提出了一種在ka波段均衡器的電路拓撲,並計算機模擬和驗證明了此種拓撲結構現毫米波均衡器的可行性,最終歸納出一種切可行的毫米波均衡器的設計方法。
  20. The digital msk demodulation based on the dsp system employed the theory of power spectral analysis to demodulate the digital msk modulated signal

    在本文中的數字化解調是基於dsp系統,並利譜估計的理論對msk已調信號進行譜的估計來現的。
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