負載變動 的英文怎麼說

中文拼音 [fùzǎibiàndòng]
負載變動 英文
load fluctuation
  • 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. According to the operation condition, it is shown that the protector presented in this paper can duly follow the motor ' s load fluctuation and capitally match with motor ' s tolerance overload characteristic, thus it is valuable to be actually used

    運行結果表明，本文所研製的單片機式熱保護電器能較好地動態跟蹤負載變化，其熱保護特性能較好地與電動機的允許過載特性相匹配，有一定的工程實用價值。
  2. The load is changed with many factors such as temperature, magnetic reluctivity, etc. and its parameters are difficult to measure. so the worst working situation is difficult to know, which is a serious problem when the starting issue is studied

    在研究逆變器的啟動問題時，由於負載變化大，參數很難準確的測量，無法得知可能出現最嚴重的工況，給研究帶來了很大的困難。
  3. 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穩態工況的基礎上，從最小反壓時間和功率因數調節范圍兩個限制條件，求出允許的穩態運行極限負載，啟動電路在此極限負載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。
  4. The possible factors including the deviation of temperature in length and breadth of rod, the changes of transfiguration resisting force under the changes of temperature, the adjustment of roll gap, the variation of rolling pressure, the changes of roller speed during dynamic adjusting press, the unmatched of seconds - flux under the dimension fluctuation of the coming sample and so on. the whole system was a closed loop which factors in it interacts each other

    可能的影響因素有:沿軋件縱橫向溫度變化、由溫度引起的軋件變形抗力變化、軋機輥縫值變化、負載變化、電機調節系統由不穩定向穩定過渡過程中軋輥轉速的變化（如咬鋼過程中的動態速降后的回復階段） 、來料尺寸波動造成秒流量不匹配等，整個模擬系統是各個因素相互影響關聯的一個閉環系統。
  5. On the base of model, considering the disturbance from the other 5 legs and variating load, we design an h - inf controller integrated with ip controller, which makes the system with the advantage of both h - inf control and ip control, and restrains the bad effect from variating disturbance. the simulation shows that this stradgy enhances the system robustness. in another solution, the coupling and load disturbances are regarded as the parameter variations of motor model, and the variation is observed, thus, the coupled dynamics of vamt is decoupled to 6 single motor systems

    在建立了模型的基礎上，本文針對單滑塊控制系統要受到其它滑塊及負載擾動的影響，採用h _控制方法設計的h _控制器與傳統ip位置控制器結合，使得系統具有ip位置控制器和h _控制的雙重優勢，有效地抑制了變化擾動對位置輸出的影響，模擬結果表明該方法大大提高了系統的魯棒性；本文提出的另一種方案是將桿間的耦合作用和負載擾動看作電機參數變化，利用觀測器進行觀測，從而將耦合的機床動力學系統解耦成為6個獨立的電機動力學系統。
  6. When running in closed - loop system, the motor will be affect inevitably by load disturbance ? and disturbance due to variety of motor parameter, then the dynamic performance of closed - loop is affected

    無刷直流電機閉環運行時，不可避免地要受到外部負載擾動和由於電機本身參數變化而產生的干擾。因此，電機閉環控制系統的動態性能就會受到影響。
  7. This thesis also have constructed mathematic model based on the analytic method, which used the load as input and the pressure as output, meanwhile, it have made theoretic analysis of time response. the theoretic analysis was highly agreed with the experimental result

    在對出口節流調速系統液壓缸兩腔壓力隨負載變化的動態特性的理論分析時，用解析法建立了以負載為輸入，壓力為輸出的數學模型，進行時間響應分析，其理論分析結果與試驗結果相吻合。
  8. Then, as the substitute of the traditional pi controller, neuron adaptive psd controller is used to alternate the velocity loop of dc driver system, simulation results show that the super - shoot in new system is small and the performance in the way of anti - disturbance and anti - time - varying parameters are higher than the traditional pi controller and robustness of the dc driver system improved greatly, in addition, through analysis of the character of the neuron adaptive psd controller, the paper presents a neural network self - tuning control method for dc driver system in which the diagonal recurrent neural network is used to identify the plant to calculate the plant ' s sensitivity for psd controllers simulation results indicate that excellent static dynamic target was got with this control method and the performance of the system is improved greatly,

    然後，應用單神經元自適應psd控制器改造調速系統的轉速環，代替傳統pi調節方式的轉速控制器。模擬表明，新系統在超調、抗負載擾動和參數時變方面性能優于的傳統的pi控制方式，系統的魯棒性增強。在分析單神經元自適應psd控制器特性后，本文提出用對角遞歸神經網路辯識控制對象，為psd控制器提供靈敏度參數，從而構成一神經網路自校正控制方案。
  9. The analysis and study on the dynamic efficiency of pmsm performing under the various loads. the influence of machine ' s parameters on dynamic efficiency and dynamic power factor is studied ; this has significant meaning for design of pmsm applied in the various load fields. the theoretical analysis and fem calculation fo air - gap magnetic field of pmsm is done

    在建立永磁同步電動機dq軸數學模型時，考慮了電機的鐵耗和雜散損耗，提高了模擬計算的精度，根據實測的負載變化情況，對永磁同步電動機的動態性能進行模擬，並研究分析了電機各參量對其動態平均效率和動態平均功率因數的影響，總結出變化規律。
  10. The varieties of interior parameter and exterior load disturbance and the presence of saturation nonlinear have great influence on the dynamic process and tracking effect of the system, so there are practical meanings and theory values to apply robust control methods to speed system. the development and status quo of robust control theory is summarized

    由於系統內部參數的變化、飽和非線性的存在及外界負載擾動的變化對軋機速度系統的動態過程及跟蹤效果有較大的影響，因此，本文應用魯棒控制方法對速度系統進行控制研究，具有較大的實際意義和理論價值。
  11. According to the results of the simulation and experiments, it is known that with the controller which is depended on the h algorithm the system is self - adaptive and has the robust character for the change of the model parameters. and the outside inferences and load variation can be retained effectively

    模擬和試驗結果表明，本文基於h _控制演算法設計的控制器可以使系統具有良好的跟蹤特性和對系統參數攝動的魯棒性，可以有效地抑制負載變化和外界干擾，滿足了系統的要求。
  12. This control structure allows for separate controllers to be designed to handle setpoint changes and load disturbances. another desirable feature is that it allows for simple closed - loop determination of the process model

    這種控制結構允許對處理設定值改變和負載擾動分別進行設計，另一個特點是這種控制器考慮了過程模型的單閉環性質。
  13. Repetitive control is used to reduce voltage distortion under abrupt load variation or nonlinear loads and attain good quality of the voltage waveform ; current loop is designed to quicken the dynamic response and strengthen the ability of the inverter control

    重復控制可以抑制逆變電源在負載變化嚴重（空載加到滿載）或者非線性負載條件下的輸出電壓畸變，保證輸出波形的質量；電流環用以改善輸出波形的動態響應特性，提高逆變控制的能力。
  14. Because the actual position has been assumed to be the boundary constraint, the proposed dynamic models have overcome the weakness that the conventional method is not convenient for the dynamic analysis of the kind of constrained flexible systems

    由於採用了系統變形后的實際位置為邊界條件，本文所提出的受限柔性機器人的動力學模型和柔性機器人協調操作受限負載的動力學模型克服了通常方法不方便對受限柔性系統進行動力學分析的弱點。
  15. The load of the dc motor has a great influence on the tracking effect of speed control system, so a kind of load disturbance observer is constructed to compensate the load disturbance, and a new variable structure controller is designed by employing lyapunov speed error function

    針對實際直流電機負載對速度控制系統跟蹤效果有較大影響的情況，提出了一種重構軋制負載擾動的觀測器，進而對負載擾動進行前饋補償控制，設計了一種新的利用lyapunov速度誤差函數構造的變結構魯棒控制器。
  16. Based on the torque - speed characteristic curve of induction motors, analyses were done on changes in slip with an variation in frequency when an induction motor drives different kinds of loads, including those with constant torque, constant - maximum torque, variable torque ( except fans and pumps ) and constant power, as well as fans and pumps, the formulas to calculate the slip and the speed under different frequencies and loads were presented

    摘要以異步電動機機械特性曲線為基礎，分析了變頻調速異步電動機在拖動恆轉矩負載、恆最大轉矩負載、變轉矩（非風機和泵類）負載、恆功率負載以及風機和泵類負載時，轉差率隨頻率變化的規律。
  17. Lastly the nonlinearity of armature reaction of the dc motor is considered, a variable structure controller is designed based on the feedback linearization method, moreover, a robust controller is designed which can restrain the uncertainty bought by the load disturbance and the nonlinearity of armature reaction simultaneously

    最後，針對直流電機速度控制系統存在電樞反應非線性，設計了基於反饋線性化的變結構魯棒控制器和一種能同時滿足抑制負載擾動和電樞反應非線性引起的不確定的魯棒控制器。
  18. The mathematical model of working process is built, and the theoretical analysis is accomplished, too. from the viewpoint of energy building and transform, another new method, named as additional resonant starting way, is presented. the principle of working and the structure of the circuit are described in detail

    通過分析負載變化對串並聯逆變器啟動的影響，在預充初始能量研究的基礎上，從能量補償和能量轉換的觀點，提出了兩種新的啟動方法：負載充磁啟動方法和附加振蕩啟動方法。
  19. 4. the theoretical curves v ( f, [ atp ] ) and r ( f, [ atp ] ) under the steady state are compared to experiments when a load acts on the molecular motor, the result is that these theoretical curves accord basically with experiments, which illustrates better the kinetic behaviors of a molecular motor

    將分子馬達拖動負載時的穩態速度v和隨機參數r隨atp濃度[ atp ]的理論變化擬合曲線同實驗進行了比較，結果表明：擬合曲線與實驗基本吻合，較好地說明了馬達在拖動負載運動時的各種動力學行為。
  20. Cooperating dynamics of flexible robots considering the deformation of payload

    考慮負載變形的柔性機器人協調操作動力學
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