比電負載 的英文怎麼說

中文拼音 [bǐdiànfùzǎi]
比電負載 英文
specific electric loading
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 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...
  • 負 : Ⅰ名詞1 （負擔） burden; load 2 （虧損） loss 3 （失敗） defeat Ⅱ動詞1 [書面語] （背） carry on th...
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 負載 : [電學] load
  1. Based on the special load of the contactless system, this paper analyses and contrasts the principle and feature of the series and parallel resonance circuit. design the high frequency full - bridge series resonance converter and make the main circuit apply to the contactless electrical power deliver system and analyses the process of the main circuit in detail

    根據無接觸電能傳輸系統特殊的負載特性，詳細分析並對比了並聯和串聯逆變器的工作原理及電路特點，設計出應用於無接觸系統中的高頻全橋串聯諧振逆變器的拓撲結構，進而設計並製作了系統的主電路，詳細的分析了主電路的工作過程。
  2. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 ， and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統（ pwm ）和位置環構成的定位系統中，速度環的參數隨負載特性；電網電壓；給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 ， 2 .因此在設計位置環的離散滑模控制時，必須針對速度環（即位置環的控制對象）的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ，以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果，本文作了對比性研究，並將該設計方法用於工業試驗中，取得了滿意的結果
  3. Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last

    在基於專家系統的故障診斷方法中，採用了產生式知識表達和正向推理機制；在基於神經網路的故障診斷方法中，則分別採用了bp神經網路的附加動量法、自適應學習速率、彈性bp演算法、擬牛頓法、共軛梯度法和levenberg - marquardt法對電氣負載管理中心和固態功率控制器的故障進行診斷，並對由模擬得到的不同診斷結果進行比較。
  4. Designed the dual - loop control circuit based on optimized psm, which realize to select the suitable duty ratio to make output stable by utilizing voltage and current feedback loops

    3 ）設計基於優化psm調制模式的雙環控制電路。採用電壓、電流雙環路控制，根據負載情況選擇合適占空比來實現穩壓。
  5. By comparing and analyzing the advantages and disadvantages of three kinds of voltage reference circuits, type of current density ratio compensation 、 weak inversion type and type of poly gate work function, a cascode structure of type of current density ratio compensation is chosen to form the core of voltage reference circuit designed in this paper. applying the negative feedback technology, an output buffer and multiply by - 2 - circuits are designed, which improve the current driving capability

    然後通過比較和分析電流密度比補償型、弱反型工作型和多晶硅柵功函數差型三種帶隙電壓基準源電路結構的優缺點，確定了電流密度比補償型共源共柵結構作為本設計核心電路結構，運用負反饋技術設計了基準輸出緩沖電路、輸出電壓倍乘電路，改善了核心電路的帶負載能力和電流驅動能力。
  6. The subject inducts digital time division technology ( pwm ), which is more advantageous at the accuracy and the predigest of hardware than simulant multiplication. what they call measuring power energy reasonably is that measuting except harmonics power energy fed back power. yet it realizes reasonable measurement of power energy which measures by base wave ac parameters method base on digital time division

    本課題引入了數字時分割（ pwm ）脈寬調制技術，在測量的準確性、硬體電路的簡化等方面都比模擬乘法器具有較高的優越性。所謂合理的計量電能，就是不計非線性負載回饋給電網的負的諧波電能，而採用基於數字時分割的基波交流參數測量的方法，真正實現了電能的合理計量。
  7. The work principle of dual stator - winding induction generator system, and the researches on practical application of dual stator - winding generator system are analyzed in detail. aimed at the work condition of wide rotor speed and optimization of static reactive power generator ’ s volume, the performance of dynamic state and static state and optimal control of high - voltage dc generator system based on dual stator - winding induction generator, are studied in this paper. these researches not only achieve the work characteristic of dual stator - winding induction generator system, but also set up the foundation of optimal design of dual stator - winding induction generator and engineering realization of dual stator - winding induction generator system used in wind generating

    本文闡述了定子雙繞組發電機的基本工作原理，基於matlab軟體建立了定子雙繞組感應電機發電系統的模型，並在此基礎上詳細分析了定子雙繞組感應電機發電系統的工作機理、影響兩套定子繞組容量比的因素等，從而摸清了該系統的特性，尤其是定子雙繞組感應電機高壓直流發電系統在變轉速、變負載下工作的特性，從而為該系統的工程實現奠定了重要的理論基礎。
  8. The key items include the car sinking, constant speed characteristics, inspection function, auto relevelling function and level accuracy, etc. the research contents focus on the following three parts : firstly, research on effects of system parameters on car sinking has been completed. secondly, the constant speed performance with the compensation of internal leakage of pump / motor is improved. lastly, research on improvement of the car level accuracy and contrast to that of traction elevators is presented, and the reasons of low car level accuracy of hydraulic elevators are discussed

    重點研究了三方面內容：一是研究了停層沉降特性及影響電梯轎廂停層沉降特性的各種因素；其次是通過負載壓力補償液壓泵馬達內泄漏來改善電梯轎廂速度穩定性；最後是液壓電梯平層精度的理論和實驗研究，並與曳引電梯的理論模型進行了對比，闡述了液壓電梯平層精度低的原因，理論探討了影響液壓電梯平層精度的主要因素。
  9. Huadi has cultivated a famous brand in the urban electricity network equipment industry with our emphasis on technology, quality, and honesty, while maintaining the standards of high efficiency, staff recognition, and innovation

    產品性能指標符合jb t10318 - 2002油浸式非晶合金鐵心配電變壓器技術參數和要求，該產品與s11產品性能比較，其空載損耗僅為s11空載空載損耗的33 ，負載損耗相同。
  10. Each unit of transformer is tested in accordance with the following items : winding d. c resistance test. measurement of turn ratio and calibiation of voltage vector relation. measurement of impedance voltage and load loss

    直流電阻測試匝數比測量及電壓矢量關系的校定阻抗電壓及負載損耗的測量空載損耗及空載電流的測量工頻耐壓測試感應耐壓測試絕緣電阻測試局部放電測試外觀和尺寸的檢驗銘牌的檢驗等。
  11. Windings d. c. resistance measurement, measurement of impedance voltage and on - load loss, measurement of no - load loss and on cload current, power frequency withstand voltage test, inductive voltage with standing test, measurement of partial discharge level, inspection of appearance and dimension inspection of name plate

    直流電阻測試匝數比測量及電壓矢量關系的校定阻抗電壓及負載損耗的測量空載損耗及空載電流的測量工頻耐壓測試感應耐壓測試絕緣電阻測試局部放電測試外觀和尺寸的檢驗銘牌的檢驗等。
  12. The simulated test of the mechatronics soft start equipment is made regarding the experimental platform of belt conveyor as load, the sensor design is had for selecting type, the testing datum are gatherd and analyzed, the rational curve of velocity in the starting and braking progress are gained, the best matching ratio of driving power for the double asynchronous moters is found

    以帶式輸送機實驗臺為負載進行了機械電子式軟起動裝置的模擬試驗，對傳感器進行了選型設計，對試驗數據進行了採集與分析，確定了合理的起、制動速度曲線，求出雙電機驅動功率的最佳配比。
  13. It is evident from above two expressions when the btl circuit and the ocl circuit operate under same power supply voltage and same load, the output power of the former is four times of that for the latter

    對比以上二式不難看出：橋式電路和單端電路在電源電壓和負載相同條件下，前者的輸出功率為後者的四倍。
  14. It was difficult to measure the load voltage directly between inner and outer conductor of cable induced by shield current under low flux x ray. this paper introduces a measurement, pouring a current, which was same as cable approximately photocurrent in x ray test, into the shield of cable with a triocoaxial system, and the load voltage was got. finally the measured result of typical cable and comparison with the calculation was given with a special load

    在簡要介紹屏蔽電纜的轉移阻抗和轉移導納耦合的基礎上，描述了利用三同軸系統對雙電纜和等效負載組成的電纜系統進行電流注入，模擬電纜屏蔽層發射電流，測量芯線等效負載感應信號的實驗，給出實驗結果及分析，並對理論結果與實驗進行了比較。
  15. Pic simulations are performed to determine gap scaling in a high density pegs. comparisons of simulation results with simply theory results and experiment results, indicate that the pegs gap is always equal to the critical gap for magnetic insulted electron flow. it is important to note that, the vacuum electron flow to the anode causes current loss and the

    另外，根據模擬結果還得到了兩個重要結論：電流損失是由真空漂移電子的出現所造成的，電流損失的大小與負載阻抗成近似正比關系；負載阻抗等於peos的流阻抗時，負載獲得功率最大。
  16. The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right

    通過對同步發電機各種運行曲線的計算，在已有文獻的基礎上更進一步分析了鐵磁材料飽和以及磁場畸變對同步發電機運行特性和參數的影響；求出了空載特性曲線和零功率負載特性曲線，在不同的電樞電流下計算得到的波梯電抗不同；求出了功角特性曲線，與不計飽和時的功角特性曲線相比較，功角穩定極限小於90 ；求出無功調節曲線，與不計飽和時相比較， u型曲線向右偏移。
  17. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理，確定像移補償方案，並根據像移補償原理設計補償機構；分析與設計掃描反射鏡系統結構，根據材料線膨脹系數一致原則，選擇反射鏡及其背部支撐的材料；由掃描反射鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速，根據負載力矩確定電機的額定轉距，綜合電機外型尺寸等因素，確定執行元件? ?電機的型號；根據所選電機的參數指標，設計1 ： 6速比的減速器；利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化；設計反射鏡柔性支撐結構，並通過軟體分析支撐結構的力學特性，驗證反射鏡柔性支撐結構設計的合理性；從原理上研究掃描反射鏡控制系統功能；進行系統精度測試，測試結果表明掃描反射鏡系統設計的合理性。
  18. The experimental results are compared with the existing criterion and model so as to obtain the optimal overload protection model, viz. exponential heating and cooling equations, which can be used for protecting motors. based on the selected overload protection model, a thermal protector with single - chip is designed in this paper

    利用該裝置測試了被試樣機在不同負載率下的發熱和冷卻過程，並把實際測試結果同現有的電動機熱保護標準和熱過載保護模型作了對比，在分析和討論了各種標準和熱過載保護模型建模機理的基礎上，得出了最佳的、可供單片機式熱保護器使用的熱過載保護模型，即雙時間常數的指數發熱和冷卻方程。
  19. It is not only high in the power - weight ratio and large in the load stiffness and applied force but also agile in electric system and high in precision

    它既利用了液壓系統功率?重量比高、負載剛度大及作用力大的特點，又充分發揮電氣系統靈活、精度高的優勢。
  20. In order to solve the problems that large energy consumption, temperature variation, high, cost trouble maintenance in current electro - hydraulic servo control system for material testing machine, a new design scheme that electro - hydraulic proportional control system for material testing machine based on extension control strategy is proposed. the design scheme is successful by means of designing new main frame system, hydraulic cylinder system, digital electro - hydraulic micro - fluid proportional valve and electrical control system, and its results lay a foundation for material testing machine industries in our country

    針對國內外材料試驗機主要採用電液伺服控制系統，存在能耗大、溫升、成本高、維護困難等問題，本課題提出了基於可拓控制策略的材料試驗機電比例負載適應控制系統這一新型研究方案，通過開發新型試驗機主機系統、液壓缸系統、數字式微小流量電液比例流量閥及電控系統，實現了材料試驗機電液比例負載適應控制，為我國材料試驗機自動控制系統的產業化打下了基礎。
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