饋直流制動 的英文怎麼說

中文拼音 [kuìzhíliúzhìdòng]
饋直流制動 英文
direct-current injection braking
  • : 動詞(饋贈) make a present of
  • : 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...
  • : 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...
  • : 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...
  • 直流 : direct current (dc); constant current; steady current; continuous current; zero frequency curre...
  1. Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created

    神經網路控是智能控的重要方式之一,它廣泛應用於自學科各個領域。本文首先敘述了控系統中常用的多層前網路結構及演算法( bp演算法) ,特別提及了能夠較好描述系統態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn時取得了較快的收斂速度。其次,應用工程方法分析設計了tf - 1350糖分離機的電、轉速雙閉環調速系統的控器,作為引入神經網路控的設計基礎,並建立了系統的模擬模型。
  2. It can directly control and drive the stepmotor and dc servomotor, and it can control the ac servomotor by controlling the ac transducer, and it also has the function of detecting the feedback position signal of photoelectric coder and induction phase shifter

    它能接控和驅步進電機和伺服電機,並可通過控變頻器對交伺服電機進行控,而且具有光電編碼器和感應移相器位置反信號檢測功能。
  3. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面,採用脈沖分配器和單極性電壓驅技術實現了步進電機的控和驅功能;採用脈寬調技術和cmos互補h橋驅技術實現了伺服電機的控和驅功能;採用d / a轉換器實現了交變頻器的控功能;採用數字化相位檢測技術實現了感應移相器位置反信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反信號的檢測功能。
  4. The results of the experiment show this creative ac variable frequency speed - governing experiment system can realize the load relationship of direct electromagnetic torque between the motor group, get the continuous control process easily for the reaction load and potential energy load during four quadrant, achieve the total availability of the regenerate energy at any kind of load, and the system consumed power make up under 30 % of actual load power at any kind of load

    該方案研究獲得的實驗結果表明:這種具有創新特色的交變頻調速實驗系統可實現電機組之間接電磁轉矩方式的負載關系,可方便地獲得電機在反應或位能負載特性下四象限運行的連續控過程,並實現了任意負載方式下再生能量的全部回利用,任意負載下系統消耗功率僅占電機實際負載功率的30 %以下。
  5. Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed

    論文首先分析了風機運行特性及其最佳風能利用原理,通過模擬及實驗驗證了採用電機的輸出特性模擬風力機的最大輸出功率曲線的可行性,並給出了模擬系統的硬體結構;然後為了實現交勵磁發電機有功、無功功率獨立調節機理,分析了交勵磁雙發電機的數學模型和在追蹤最大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控策略;針對雙發電機轉子能量雙向的要求,提出並設計了具有能量雙向能力的雙pwm交勵磁用變頻器;最後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交勵磁的雙風力發電機實驗系統,進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模型和控策略的正確性、可行性。
  6. Based on x - filtered lms algorithm and - filtered lms algorithm adaptive inverse control, we use a new variable step size lms algorithm. adding little computation, variable step size lms algorithm can result in fast convergence speed and low residual error simultaneously. the adaptive feedback control can counteract the beginning error of the system

    在原來的x -濾波lms演算法自適應逆控和-濾波lms演算法自適應逆控方法的基礎上,引入了新的變步長lms演算法,在計算量增加不多的前提下,能同時獲得較快的收斂速度和較小的穩態誤差;引入自適應的反補償控克服了被控系統的零頻漂移,使控系統在初開始工作階段快速收斂;還引入自適應擾消除器,它能最大限度的消除擾
  7. First in this paper, the characteristics and control methods of bldcm is discussed. on the basis of the run state and control method of the bldcm, combining the electric power and electronic technology, micro electric technology, special integrated chips and the theory of motor control theory, setting up the model of electric power inverter system by using the simulating software - matlab, the control schemes are given when the motor is working in the state of electromotion and electrical regeneration

    首先本文介紹了永磁無刷機的特點及其控方法,結合電力電子技術、微電子技術、專用集成晶元、電機以及控等理論,在重點研究了電汽車用永磁無刷機的運行狀態和控方式的基礎上,利用matlab模擬軟體建立了電力電子逆變系統的模擬模型,給出了電機處于電狀態和能量回狀態時的控策略。
  8. 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無刷機系統中的摩擦影響
  9. 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

    提出了一種採用側電的bldcm換相轉矩脈方法,這種方法將無差拍電器和換相補償相結合。
  10. In this paper, the electromagnetic problems of the passive feedback coils that restrain the vertical displacement of plasma in fusion device is discussed and the induced currents on the passive feedback coils, the eddy currents magnetic field and the electrical parameters of coils are also analyzed

    本文研究了聚變裝置中用於抑等離子體垂位移的被線圈電磁問題,分析了被線圈感應電分佈、渦磁場及線圈電氣參數等問題。
  11. When the motorcycle is braking or slowing down, the kinetic and / or potential energy is fed back to the battery, so the running distance can be extended and the energy efficiency is improved. an asynchronous motor is employed in this new system which can overcome the traditional dc drive system bugs and to reduce the cost and maintenance. in addition, the switches of dc / dc converter switch under zero current and zero voltage conditions, which can also reduce the switch losses, electro magnetic interference ( emi ) and prolong its life

    該系統在功能上實現了車輛剎車減速或下坡時能量的回,達到節能、提高能量使用效率和增加車輛行駛距離的目的;採用交異步電機,克服了傳統系統的諸多缺陷,降低了成本,減少了維護;採用zczvs技術,降低了電磁干擾和損耗,提高了效率;另外,在逆變主電路中採用ipm模塊,簡化了系統結構,節約了空間,提高了整個系統的可靠性和經濟性。
  12. Based on analysis and contrast of the whole operating process from driving to reverse connect braking and regenerative braking for pmdcm, reverse connect braking has some characteristics of great phase currents and not returning energy

    摘要對永磁無刷機從電運行過渡到反接或回運行的整個過程進行了計算和比較。
  13. 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

    針對實際電機負載對速度控系統跟蹤效果有較大影響的情況,提出了一種重構軋負載擾的觀測器,進而對負載擾進行前補償控,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器。
  14. 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,對高壓輸電系統換態模型進行變換處理,將其化為一類具有含未建模態和有界擾的輸入-輸出非線性系統,並設計了一種魯棒自適應輸出反器,利用非線性阻尼項來抑系統的態不確定性和有界擾,引入一態信號來抑系統的未建模態。
  15. Fristly, according to the non - linear characteristics of twelve - phase rectifier, the thesis gives the calculation model for a short circuit in the subway traction power supply networks which provides the academic foundation for the design of the setting values and the simulation of protection. secondly, the thesis designs the dc feeder protection and control of subway, and gives the principle of setting accordingly, after it analysizes the characteristics of electric current under tow load and short circuit and considers severel factors. to validate the rationality of the design, the thesis simulates the transient electric current under two work conditions ( starting and passing the insulation ) ahd short circuit

    其次,本文在詳細分析地鐵牽引負荷電線短路故障電特點的基礎上,考慮了保護系統設計應注意的幾個因素,對地鐵線保護與控進行配置,給出了相應的保護整定原則,並針對某一地鐵供電系統在詳細分析了兩種工況(機車起與過分段絕緣)的電暫態過程,得到了電計算的數字模型,結合前面提出的短路模型,進行了地鐵線保護的模擬,經模擬表明本文的保護設計是合理的。
  16. 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,針對電機速度控系統存在電樞反應非線性,設計了基於反線性化的變結構魯棒控器和一種能同時滿足抑負載擾和電樞反應非線性引起的不確定的魯棒控器。
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