穩壓負載 的英文怎麼說

中文拼音 [wěnzǎi]
穩壓負載 英文
voltage regulation load
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : 壓構詞成分。
  • : 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. 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,速度環的參數隨特性;電網電;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
  2. Then a vsc controller using on - off valve and two potentiometers are designed for cushioning control system. it can realize the balanced, no shock, no reversing cushioning. experiments under different air pressure, load mass are carried out, and the results prove that the vsc controller can be used in pneumatic cushioning

    第五章首先介紹了變結構控制的原理和應用發展情況,然後針對本實驗系統設計了一個使用開關閥和端位位移傳感器的變結構控制方案,實現緩沖過程的平無沖擊和無回彈要求,並在不同氣源力、不同質量下分析了控制性能的變化,實驗結果證明緩沖控制採用變結構控制是可行的,並具有很強的魯棒性。
  3. For the purpose of boosting voltage, because of the effect of the load r on q, the proposed close - loop control method is the best choice to ensure the stable output voltage

    當利用諧振網路提升整機輸出電時,由於r對q值的影響,因此必須採用所提出的閉環控制方法才能保證良好的功能。
  4. Based on the study of transferring characteristics of the lcc - type resonant voltage, the parameter combinations, which make widths and magnitudes of voltage pulses of resonant network adjustable, arededucedo when the following requirements are met : fn > 3, k > 3 or cp / cs > 8, the above circuit is of natural voltage - stabilized characteristics, thus open - loop control method for bucking voltage is presented and the experimental results verify that the method is feasible.,

    實測整機在額定時效率達到88以上。在研究lcc諧振網路電傳輸特性的基礎上,推導出滿足可變寬度和幅度的諧振網路輸出電脈沖列的參數組合。設計f n 3 、 k 3或c _ p / c _ s 8時,諧振網路具有自然特性,因此本文提出並實驗驗證了一種整機為降電時的開環控制策略。
  5. 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、電流雙環路控制,根據情況選擇合適占空比來實現
  6. 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;其次是通過力補償液泵馬達內泄漏來改善電梯轎廂速度定性;最後是液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,闡述了液電梯平層精度低的原因,理論探討了影響液電梯平層精度的主要因素。
  7. The system parameters are developed at the same time, and some universal conclusions on the theoretical analysis of pll are reached. then, we have carried on analysis and research to the theory of differential delay ring voltage controlled oscillator ( vco ). on this basis, a improved differential delay ring vco with more efficient loads is described. this circuit has been designed and implemented in 0. 35 m cmos technology

    本文還對差分延遲結構環形控振蕩器電路進行了深入的分析與研究,並提出了一種基於高質量電阻電路的主從差分延遲結構環形控振蕩器,其採用了一種新型的主從差分延遲結構,並用一個更有效、更定的電阻電路結構來替代vco設計常使用的單個mos管電阻結構,使其系統定性有了相應提高。
  8. Under the result of the inverter ' s steady sate study, the limitation limited by two factors : the minimum time of opposing voltage and the ajustive range of power factor can be gained. a qualitative analysis method based on energy decomposing is applied to study the initialized energy

    在討論串並聯逆變器態工況的基礎上,從最小反時間和功率因數調節范圍兩個限制條件,求出允許的態運行極限,啟動電路在此極限下能可靠地啟動就足夠了,追求更高的啟動能力沒有實際意義。
  9. The inverted pwm changing electric current the technique is applied in the prototype model. the prototype model was tested and operated on spot, power factor could reach beyond 0. 95, the effect of following modulating voltage was better, the curve of factor of modulated voltage of exchanging systems changed following load rate was linear, the output of wave form was a flat and steady sinusoidal wave

    樣機採用了逆變式pwm變流技術,對其進行了現場測試與試運行,測試結果是電網側的功率因數可達0 . 95以上,跟蹤調效果良好,變流系統輸出調系數( k )隨率( p )的變化曲線基本滿足直線關系,輸出波形呈平滑定的正弦波。
  10. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電低功耗技術做了廣泛的調查研究,分析了這些技術的工作原理和優缺點,在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時,為了使輸入共模電范圍達到軌至軌,不是採用傳統的差動輸入結構,而是採用了nmos管和pmos管並聯的互補差動輸入對結構,並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中,電流鏡並不是採用傳統的標準共源共柵結構,而是採用了適合在低工作的低寬擺幅共源共柵結構;在輸出級設計時,為了提高效率,採用了推挽共源級放大器作為輸出級,輸出電擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計,採用了帶電流鏡的差分放大器設計了一個基準電流源,給運放提供定的偏置電流和偏置電,保證了運放的定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  11. The controlled object hyvp ( hydraulic pressure vibration platform ) has the property of big loading pressure and rating power, so it need considerable transmitted and control power, it also has the property of high - level math model, and narrow frequency width in closed - loop, and bad stability. this thesis is based on the hpvs in the “ tiema project ”

    被控對象(液振動臺)具有力和額定功率相當大的特點,因此要求傳輸和控制的功率要相當可觀;而且它還具有數學模型階數高、閉環頻帶寬度窄、定性差等特點。
  12. This method has three merits : first, reduce the harm to the battery ; second, this current is stable ; the last, the current may represent the battery ' s current function better. in order to study this problem, we design a install to make lots of experiments to prove this result. the install can use in the factory as a automation instrument if it be perfected

    此方法和原有方法比較有三大憂點:一是減少了直接短路時大電流放電對電池的損傷:二是此迴路電流值定存在,可以對其進行比較準確的測量:三是此電流值更能代表堿錳電池實際工作時的放電性能c為了本研究的順利實施,本課題提出了一個堿錳電池四參數檢測的實驗平臺,做到對電池的開路電、電流指標、電池重量四參數的檢測。
  13. However, it is difficult to make the product available because most of the academic institution focused on certain aspect only. the experts indicate that the ic designers should know more about the system though they don ’ t design the system directly. it points out a way for us ic designers when we are engaged in the research work

    本文提出的開關變換器,利用反饋原理將輸出電定在某一需要的值,根據的不同而採取兩種控制模式,即脈沖寬度調制( pwm - pulsewidthmodulation )模式和脈沖頻率調制( pfm - pulsefrequencymodulation )模式。
  14. Next, the global system architecture is presented upon the design requirements. due to the fact that constant current is required for driving led, as a result, different from conventional current - mode converter with both output voltage and inductor current feedback loop, the proposed converter adopt dual current feedback loop that both inductor current and output current are detected to provide a stable output current for led

    在整體結構設計中,與典型的電流模式採用電感電流反饋環路和輸出電反饋環路不同,本文針對驅動led需要電流定的特點,採用雙電流反饋環路,即電感電流環路和led電流環路,這樣就能對led電流做出快速響應,通過反饋環路達到定led電流的目的。
  15. To test the time parameter, namely, is to test the operate time, release time and bounce time when the relay ' s winding is put or removed the rated voltage. these parameters ( especially the bounce time ) are very essential to relay ' s rated load

    檢測時間參數的目的是檢查繼電器在線圈施加或切除額定電時的動作、釋放、回跳及定時間,這些參數(特別是觸點回跳及定時間)對繼電器通過額定是很重要的。
  16. Analysis of load transfer stability control strategy in hydraulic synchronizing continuous slippage

    同步連續滑移轉移定性控制
  17. But often what is not obvious when reading a manufacturer ' s data sheet is how the initial accuracy of the device is affected by other key device parameters such as line regulation, load regulation, initial voltage error, output voltage temperature coefficient ( tc ), output voltage noise, turn - on settling time, thermal hyste - resis, quiescent supply current, and long - term stability

    但,人們閱讀廠家的數據手冊時,因受諸如(電源電)線性調整率、調整率、初始電誤差、輸出電溫度系數tc 、熱遲滯(系數) 、靜態電流和長期定度等參數的影響而使初始精度往往不明顯。
  18. The experiment result shows that conversion efficiency in ccm is improved by 2 percent compared with that in dcm, although the on - resistance of winding in ccm is more than that in dcm. the analysis of open - loop transfer function in both dcm and ccm shows that pull - push hfl inverter at ccm

    微分補償網路的推挽高頻鏈逆變電路在輸出從空變化到額定阻性變化的過程中,逆變電路工作模式從dcm變化到ccm模式,實驗結果表明電路在這兩種模式下都能輸出定的正弦電,且具有較高的態精度。
  19. Hunting hunting is a phenomenon that can occur upon load changes in which the frequency or the voltage continues to rise above and fall below the desired value without reaching a steady - state value

    游車游車是一種在變化引起的頻率、電高於或低於期望值,無法達到定的現象。
  20. Jinque co. has developed neo - generation reliable frame - structure ups, which is high frequency and on - line intelligent and whose height is 19 inchs. the product adopts cpu process, so it has excellent ability to calculating and accurately test every control point to guarantee reliability of quality. at the same time, due to the design of double - change power, the voltage and frequency are stable ; the product deletes all kinds of interrupted frequency and becomes power of sine wave to provide vital equipment with better power environment

    金雀公司根據網路系統的電源要求,開發出新一代高可靠的19英寸機架式高頻在線智能型gr系列ups ,採用cpu處理器,極強的運算能力,精確迅速地檢測ups各控制點,由於採用雙變換電源設計,供使用的電源電頻率定,濾除雜讀的純凈正弦波電源,為重要的設備提供更佳的電源環境。
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