直流抑制器 的英文怎麼說

中文拼音 [zhíliúyìzhìqì]
直流抑制器 英文
dc suppressor unit
  • 直 : Ⅰ形容詞1 （成直線的; 硬挺的） straight; stiff 2 （跟地面垂直的; 從上到下的; 從前到后的） erect; v...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 抑 : Ⅰ動詞（向下按; 壓制） restrain; repress; curb Ⅱ連詞[書面語]1 （表示抉擇） or 2 （表示轉折） but3 ...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 直流 : direct current （dc）; constant current; steady current; continuous current; zero frequency curre...
  • 抑制 : 1 （控制） restrain; control; check; hold up; curb; stop; repress; bridle; choke; prehension; sup...
  1. Electric traction ; overvoltage suppressors in d. c. circuits

    電力牽引.直流電路中過電壓抑制器
  2. Torque ripple reduction in brushless dc motor drives using a buck converter

    變換器的無刷直流電機轉矩脈動抑制方法
  3. Streaming from the hot end to the cold end of the regenerator was found which would waste much useful heating energy. modified structure of the jet pump could control this sort of streaming efficiently

    實驗中還觀察到了直流現象，氣體從回熱器熱端向冷端運動，造成大量的能量浪費，通過改進噴射泵結構可以有效抑制直流。
  4. Through theoretic reckoning and simulating analyzing, several control strategies for shunt apf were compared and chose ip - iq arithmetic of the instantaneous reactive power theory control strategy as the right scheme to produce the instructing current. based on it, some new control arithmetic was subjoined to suppress the resonance in system and balance the dc side capacitor voltage. two topologies of main circuit were compared and chose the three - phase voltage - source converter with a split - capacitor as its main circuit structure

    通過理論計算和模擬分析，比較了並聯型apf的幾種控制策略的優點和缺點，從中選擇瞬時無功理論控制策略i _ p - i _ q計算方式為指令電流產生的演算法，並在此基礎上增加了抑制系統諧振和平衡直流側電容電壓的控制；比較了並聯型apf主電路的兩種常見形式，從中選擇了三相電壓型變流器的主電路形式；算出適合該apf的直流側電容和出線電感的參數；設計出能有效消除apf產生的高次諧波的高通濾波器。
  5. Presents a simple method of compensating friction against the character of the nonlinear model of a brushless dc motor system which transfers the original system model to a simple linear model using the method of input - output linearization, and estimates the coulomb friction in the system in real - time using a nonlinear friction estimator, and then compensate the friction in the system using a friction feedforward, and concludes from simulation results that this method can effectively eliminate the influence of friction in brushless dc motor systems

    針對無刷直流電動機系統的非線性數學模型特點，提出了一種簡單的摩擦補償方法.該方法首先利用輸入輸出線性化方法將原系統模型轉化為一種簡單的線性模型，然後給出一種非線性摩擦估計器實時估計系統中的庫侖摩擦值，最後利用摩擦前饋補償方法對其進行補償.模擬結果表明該方法可以有效地抑制無刷直流電動機系統中的摩擦影響
  6. Thus, it is difficult to find the voltage reference for the harmonic analysis. since acem are always operated near to the synchronous speed, the frequency of the excited voltage is very low, even to zero. therefore, this is the power harmonic suppression study of a complicated power supply system, in which the about harmonic general theories and methods are all inapplicable

    現代交流勵磁電機（ acem ）採用電力電子變流器作為勵磁裝置，其勵磁電壓諧波含量豐富，難于獲得諧波分析所需的電壓基準，同時交流勵磁電機經常工作在同步轉速附近，致使勵磁電壓頻率極低甚至為直流，通常的諧波檢測方法和理論都無法適用，因而這是一種目前尚未深入探討過的復雜供用電系統電力諧波抑制問題的研究。
  7. A method for reducing commutation torque ripple generated in bldcm using a single dc current sensor, which combines deadbeat current control scheme with commutation compensation techniques, is presented in this paper

    提出了一種採用直流側電流反饋控制的bldcm換相轉矩脈動抑制方法，這種方法將無差拍電流控制器和換相補償相結合。
  8. Utilizing backstepping procedure, general expression of control strategy for hvdc converters is acquired. the control strategy can restrain the nonlinear uncertainty through injection of nonlinear damping terms in virtual controllers. the proposed decentralized adaptive control scheme guarantees that all the signals in the closed - loop system are bounded in the presence of high order interconnections and bounded disturbances

    設計中引入自適應非線性阻尼項來抑制系統非線性不確定參數和未知有界干擾的影響，同時採用反演設計方法來克服控制器設計的復雜性，最後獲得高壓直流輸電系統換流站的分散魯棒自適應控制策略的一般表達式，並提供了整個系統的穩定性證明。
  9. Based on the reference [ 22 ], the dynamical modeling converters for hvdc system have been transformed to a nonlinear system represented by input - output model with unmodeled dynamics and bounded disturbances, and a robust adaptive output - feedback nonlinear controller is designed. the controller counteracts the uncertain dynamic nonlinearities and bounded disturbances by nonlinear damping terms, and unmodeled dynamics by a dynamic signal

    本文在文獻[ 22 ]的基礎上，對高壓直流輸電系統換流站動態模型進行變換處理，將其化為一類具有含未建模動態和有界擾動的輸入-輸出非線性系統，並設計了一種魯棒自適應輸出反饋控制器，利用非線性阻尼項來抑制系統的動態不確定性和有界擾動，引入一動態信號來抑制系統的未建模動態。
  10. The list betterments aimed at the properties of system : through the testing of dc voltage, pulse width and inverting voltage and frequency can be regulated online to fit for different steady load ; reducing speed ripples by compensating with nonzero voltage working proportional time ; adopting the technology of harmonics suppression. as a result, the high precision and wide speed control is realized and the step out is overcome

    針對系統的性能指標，做了如下改進：對直流側電壓的檢測，在線調整逆變器導通脈寬、輸出電壓和頻率，可以適應不同大小的恆負載；並用非零電壓矢量作用時間進行補償的方法，減小電機的低速脈動；加入了諧波抑制技術等。
  11. 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。
  12. In the meantime, the paper introducted the method of fixed - frequency sampling in combination with commutation method by overlap in order to hold back the torque ripple of bldcm

    論文主要研究了兩相和三相無位置傳感器永磁無刷直流電機由電流換相引起的轉矩波動，推導出相應的轉矩波動公式，提出一種採用定頻采樣和重疊換相相結合的方法對換相轉矩波動進行抑制和控制。
  13. The emc of dc pwm power amplifier is analyzed and several measures to restrain the disturbances of pwm power amplifier are put forward. based on the pwm power amplifier in existence, the rcd snubber circuit experiment is carried out and the result shows that the rcd snubber circuit can restrain the voltage surge and the disturbances of dv / dt, di / dt

    對直流pwm功率放大器的電磁兼容性進行了分析，提出了抑制pwm功率放大器干擾的幾種措施；在現有的pwm功率放大器上做了rcd吸收電路實驗，實驗結果表明， rcd吸收電路能有效抑制電機兩端電壓浪涌和dv dt ， di dt引起的電磁干擾。
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