電功率系統 的英文怎麼說

中文拼音 [diàngōngtǒng]
電功率系統 英文
electric power system
  • : 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...
  • : 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
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. 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

    根據技術要求,採用單片機實現了混合式直流直線步進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轉速等參數的數字設定;利用細分控制技術保證了機運行的平穩性,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機行程末端的機械沖擊問題;同時對主路、驅動路和保護路進行了分析,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動機上進行了全面測試。
  2. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀能夠完成包括三相壓、三相流的有效值、因數、三相不平衡、壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )路的總體設計和能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和路。 ( 3 )軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )測試。
  3. Measurement system of sonar electric power with dsp

    的聲納測量
  4. Analog integrated circuits for telecommunications and power electronics applications ; power management integrated circuits and systems

    信及子應用的模擬集成路;集成路及
  5. Development of electromechanical actuation system for flight control is one of the most important technologies in the path to all - electric airplane

    摘要飛行控制中機作動的發展是全飛機的重要技術之一,而高速大密度的無刷直流動機是其中的關鍵部件。
  6. At the same time, the control circuit must realize power regulating of the rectifying circuit and the inverter circuit and keep some parameters impervious to the interferer. this paper has researched high frequency solid induction heating power supply

    同時,控制路必須對整流路、逆變路等路部分進行控制,使在各種擾動下維持各參量不偏離其設定值。
  7. Photovoltaic systems - power conditioners - procedure for measuring efficiency

    .調節器.測量效能方法
  8. Supported by heilongjiang province natural science foundation projects " research on the errors mechanism of time division a. c. power measurement " ( no. e9719 ), " research on theory of analog digital mixed sampling power energy measurement " ( no. e01 - 15 ) and foundation for university key teacher by the ministry of education " the research on the low audio frequency a. c. power measurement smart instrument " ( no. 1087 ), in this dissertation it is made that a systematic and deep study on power measurement model errors and instrument errors about analog sampling, digital sampling and mixed sampling measurement, and fully experiments about mixed sampling measurement

    本學位論文在黑龍江省自然科學基金資助項目「時分割交流測量原理誤差產生機理的理論研究」 (編號: e9719 ) , 「模擬數字混合採樣能測量的理論研究」 (編號: e01 - 15 )和教育部高等學校骨幹教師資助計劃項目「中頻測量智能儀器的研製」 (編號: 1087 )的資助下,以模擬采樣測量、數字采樣測量和混合採樣測量方法為對象,對測量的原理誤差和儀器誤差進行了和深入的理論研究和有關的實驗研究。
  9. Overvoltage protection for photovoltaic power generating systems ; guide

    發生過壓保護.導則
  10. Overvoltage protection for photovoltaic power generating systems - guide

    發生過壓保護導則
  11. Overvoltage protection for photovoltaic power generating systems. guide

    發生過壓保護.指南
  12. High - power brushless motor drive is required in one “ 863 program ” project

    在國家某「 863 」工程項目中,需要研製大飛機液壓泵動機
  13. Based on comparison of several motor candidates, doubly salient permanent magnet ( dspm ) motor is a good choice for it ’ s outstanding performance. similar to conventional drive system, dspm brushless dc motor ( dspm - bldcm ) is composed of dspm motor and it ’ s controller. the controller is made up of three - phase full - bridge inverter, driver, dsp control unit and etc. for high power system, every switch of three - phase inverter is actually made up of four mosfets in parallel

    在充分考慮國內外不同的液壓泵動機的基礎上,本文選用了雙凸極永磁機作為整個機本體,並配以動機控制器(控制器包括三相橋式變換器、驅動路、 dsp主控單元、流采樣及預處理和位置采樣及預處理等主要部分)組成整個液壓泵動機
  14. A current compensation method is presented and realized, which improve the pull - out performance at half - step mode in wider high frequency range for two phase hybrid stepping motors, and the usable horsepower of the system is also increased

    給出一種流補償的方法,使得半步方式運行的二相混合式步進動機和牽出特性在高頻運行的一定頻段內得以提高,增大了該動機的可用
  15. So there are good prospects for alternating current excitation generators. in this thesis, the operation principle of aceg and the excitation control strategy based on dynamical synchronous reference frame are analyzed, the simulation models of the generator and excitation controller are established based on the saber simulator. according to the requirement of aceg, the converter should have regeneration capability, and the input and output currents of converter should be sinusoidal

    由於交流勵磁發機既可能運行於勵磁機轉子方輸入,也可能運行於勵磁將轉子方輸出的回饋給網,根據交流勵磁發對勵磁變頻器雙向流動及變頻器輸入和輸出流諧波含量少、諧波幅值小的要求,本文提出採用輸入和輸出性能優良的矩陣式交-交變頻器作為勵磁源。
  16. This text introduces the characteristic concept of turbine control system from two traditional aspects of static and dynamic state, and the characteristics of reheating system and the power - frequency electric liquid control system, and analyzes the difference from the simulated electric control system to digital electric system. this text describes the constitute of deh system from three aspects and analyzes the reliability of deh system

    本文從傳的汽輪機靜態特性和動態特性兩個方面講述了汽輪機調節特性的概念,以及中間再熱式汽輪機調節特性、? ?頻液調節的特點。以陽泉二廠deh為例,從硬體、軟體和控制能群三部分敘述分析了deh的組成和各部分作用,並對deh的可靠性進行了分析。
  17. The basic agc roles include : ( 1 ) making generation follow the load change, and holding system frequency on fix value ; ( 2 ) dispatching power to each area, and holding exchanging power on fix value between each area

    其主要能是響應負荷和發的隨機變化,維持為規定值,響應各區域分配,維持區域間凈交換為計劃值。
  18. 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

    架空纜網路採用三百八十伏特三相之供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,整個為五百仟瓦。源接駁到兩條架空纜供無軌車使用。
  19. Firstly, the characteristics of radiation propagation and attenuation in the atmosphere, and the power response of a contrast - limited optoelectic system are analyzed, the apparent contrast model of a target is developed, and the detection range equation dependent on the aerosol extinction coefficient and range parameter are derived

    首先,分析了紅外波段大氣輻射傳輸與衰減、對比度限制光成像響應特性,建立了目標表現觀對比度模型,並推導出了由氣溶膠消光數和距離參量確定的探測距離方程。
  20. Tyco electronics is the world ' s largest passive electronic components manufacturer ; a world leader in cutting - edge wireless components and public safety radio systems ; printed circuit boards and power systems technologies ; and a provider of premise wiring components and systems

    泰科子是世界上最大的無源子組件製造商,並在先進的無線、光纖類和全產品及技術方面處于全球領先地位,同時還提供布線產品及整體
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