特種同步電機 的英文怎麼說

中文拼音 [tèzhǒngtóngbùdiànjī]
特種同步電機 英文
special synchronous machine
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 種 : 種名詞（姓氏） a surname
  • 步 : Ⅰ名詞1 （步度; 腳步） pace; step 2 （階段） stage; step 3 （地步; 境地） condition; situation; st...
  • 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...
  • 機 : machineengine
  • 特種 : special type; particular kind特種編碼 specific coding; 特種兵 special soldier; special troop; 特...
  • 電機 : （任何產生和應用電能的機器 特指發電機、電動機） any power generating or power driven machine esp ...
  1. Microsyn plays an important part in automatic control system. we now analyse the function and range of all kinds of microsyn in the market ， and make full use of it

    針對小功率同步電動機在自動控制系統中佔有重要地位的特點，分析當今市場上各種微型同步電機的性能及適用范圍，以使之能得到充分的應用。
  2. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空芯動圈式直線同步電動機進行了深入細致的研究，內容包括： （ 1 ）採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式（集中電流法、分佈電流法） ，同時介紹了兩種永磁電機氣隙磁場計算方法（磁荷法，直接求解拉氏方程法） ，分析各種方法的優缺點，討論電機參數對氣隙磁密的影響； （ 2 ）介紹了單層同心繞組的布置方式，根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式，分析靜態力?位移特性； （ 3 ）建立空芯動圈式直線永磁同步電動機動態模擬模型，模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。
  3. Asynchronized synchronous generator is a new type of generator whose performances are significantly better than those of conventional generator. its appearance shows a new way to resolve the problem of continuous over - voltage on extra - high voltage electric network and the stability of power system with long transmission lines

    異步化同步發電機是一種運行特性明顯優于普通同步發電機的新型電機，它的出現為解決超高壓電網持續工頻過電壓和長距離輸電系統的穩定性問題提供了新的途徑。
  4. In order to resolve the question, in the thesis a simulation arithmetic of hydro - electrical system is put up. the equations of hydro - electrical system are divided to two parts, one of which consists of the differential equations of conduit system, hydro turbine and generator ' s rotator and is solved by characteristic equation arithmetic, the other of which consists of the differential equations of generator, magnetic system and grid and is solved by longge - kuta arithmetic or covert integrated arithmetic. through the alternative solving of the two parts, the simulation results of the large - disturbance transient could be abstained eventually

    為解決這一問題，本文提出了一種將水力系統和電力系統方程交替求解的水電系統聯合模擬演算法，即將包括輸水系統、水輪機以及機組轉子等部分的水力系統差分方程作為一部分，將包括同步發電機、勵磁系統以及電網等部分的電力系統微分方程或差分方程作為另一鄭州大學工學碩士論文部分，對前一部分採用特徵線法求解，對后一部分根據模型形式採用龍格一庫塔法或隱式積分法等演算法求解，這兩部分的求解過程交替進行，最終即可得到水電系統大擾動過程的模擬結果。
  5. To solve the problem that output voltage can not be adjusted of the permanent magnet synchronous machine ( pmsm ), the paper deuelope a new type of machine, the paratactic structure hybrid excitation synchronous machine, describing the structure and working principle of the machine, and anolysing its non - load characteristics, the voltage characteristics and regulative characteristics

    摘要針對永磁同步電機磁場調節困難、輸出電壓不可調的問題，研製了一種新型的並列結構混合勵磁同步發電機，並對其空載特性、外特性及調節特性進行了分析。
  6. In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made

    論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究，針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處，採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機，綜合了永磁發電機和電勵磁發電機的優點，提出一種磁路分開的結構進行電機本體的設計，並選用單片機80c31作為電壓調節器的控制核心，比例?積分?微分控制（ pid ）作為其控制演算法，從原理上較好地解決了其電壓的自動數字調節，並試制了一臺樣機。
  7. 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。
  8. Abstract : based on the analysis of the physical structure, operati ng principle and dynamic characteristics of the power unit of an excitation cont rol system, a model of this power unit is firstly established with bond graph app roach. the operation of this unit in both normal and abnormal conditions is simul ated on the platform of matlab with simulink. this simulation results have compar ed with the real operation behaviors

    文摘:在對同步發電機自並勵系統功率單元的物理結構、工作原理及動態特性進行分析的基礎上，建立了勵磁功率單元分散式物理圖網模型，並在matlab的simulink平臺上對勵磁功率單元正常和幾種故障情況下的工作進行了模擬研究，並與實際工作情況進行了比較
  9. The method of positioning synchronous control used pho toencoder as position measure and s5 - 100u plc is introduced in this paper. this system has advantages of high control accuracy, high reliability and low cost etc. in practice

    介紹了在全數字控制系統中利用光電碼盤作為位置檢測，利用s5 - 100u可編程序控制器完成位置同步控制的一種方法，並以推鋼機系統為例介紹此同步控制方法的硬體構成及軟體特點，通過實際應用表明，本系統具有控制精度高，可靠性強，成本低等優點。
  10. Abstract : the method of positioning synchronous control used pho toencoder as position measure and s5 - 100u plc is introduced in this paper. this system has advantages of high control accuracy, high reliability and low cost etc. in practice

    文摘:介紹了在全數字控制系統中利用光電碼盤作為位置檢測，利用s5 - 100u可編程序控制器完成位置同步控制的一種方法，並以推鋼機系統為例介紹此同步控制方法的硬體構成及軟體特點，通過實際應用表明，本系統具有控制精度高，可靠性強，成本低等優點。
  11. In this system, the velocity and position synchronization of the two motors is the very important thing. in this sense, the improved cross - couple control algorithm for synchronized motor control is used to emphasize synchronization between the two motors at expense of following the command absolutely. in case of synchronization for multiple motors, the real time data communication is necessary

    在這個系統中，兩臺電機速度和轉角的精確同步是最關鍵的，根據這一特殊要求，本文研究了已被廣泛應用的非耦合控制演算法和傳統的耦合控制演算法，提出了改進的耦合控制演算法對兩臺電機進行控制，並對幾種控制演算法進行模擬分析。
  12. It can be seen from dtc space vectors whose flux linkages are discrete in space that the dtc method is also a discrete control approach for motor drives, which is consistent with ac step motion control in control ideology. but in dtc control, fast torque response and speed performance are the final objective, which can not achieve position control of synchronous motors

    從直接轉矩控制中的空間電壓矢量的概念可知，它也是一種電機的離散控制策略，磁鏈在空間是離散化的，和交流步進理論的控制思想是一致的，但是它最終是為了較快的轉矩響應和速度調節特性，無法完成同步電動機的位置控制。
  13. Just based on the two points mentioned above, a control system of doubly - fed variable speed constant frequency ( vscf ) wind power generator based on 8xc196mc is designed in this paper, which can smoothly transform between the different operational modes from sub - synchronous speed to synchronous speed and to super - synchronous speed

    正是基於上述兩個出發點，本文設計了一臺基於8xc196mc單片機的2 . 8kw變速恆頻雙饋風能發電控制系統。主電路中變流器的設計可使該系統能工作于亞同步速、同步速及超同步速三種運行狀態，並具有能量雙向流動的特點。
  14. To solve the problem, researches on the theory of refine rolling mill cycloconverter - feed synchronous motor vector control system are carried out, while the characteristic of this system are analyzed and the model of air - gap flux orientation control system of synchronous motor is set up

    針對這種情況，本文對精軋機交-交變頻同步機矢量控制系統運行原理進行了研究，分析該矢量控制系統的特點，建立了氣隙磁場定向控制的交-交變頻同步電機矢量控制系統的模型。
  15. On the base of particular introduction of several ac servocontrol technologies, the system adopts the permanent magnet synchronous machine as the driver motor and the permanent magnet brush - less motor as the momentum balance motor. the hardware and software of the system have been designed and debugged on the cpu of special motor controller - tms320f240. the servo driven motor uses absolute situation photoelectric encoder as situation feedback device in order to assure the system precision

    論文在分析了幾種交流伺服系統的技術基礎上，對該系統驅動機構方案進行了認真的研究與論證，根據系統的要求和特點提出了永磁同步電機作為伺服電機，永磁無刷直流電機作為動量矩平衡電機的系統設計方案，完成了tms320f240dsp為核心的系統硬體的設計與調試。
  16. For the image acquisition of optical scan mode, normally, ccd image sensor is used to capture image, but in our system, due to the system request of micromation and high integration, cmos image sensor is adopted as the image collection device, and then the thesis gives a interface circuit between the chip and dsp and a control solution of image collection ; toward the information storage in our solution, dsp is directly linked to usb host chip and it is the dsp that accomplishes the processing of usb protocol and interface control so as to reduce the cost, minimize product cubage and consequently meet the requirement of system micromation ; at the same time, the thesis probes preliminarily into usb otg ( on - the - go ) technology, which offers an approach between embedded machines including pda, mobile phone, printer, digital camera and so on ; in addition, some attempts on the other application area with tms320vc5402 which was commonly used to voice processing and static image processing are done, for example, to arrange the chip to control lcd module directly

    在圖像的光電掃描輸入上，傳統方案大部分採用ccd型圖像傳感器，而在本方案中，根據系統微型化、高集成的特點，使用了cmos圖像傳感器作為攝像器件，並且設計了該晶元與dsp的一種介面電路以及圖像採集控制方案；在信息存儲上，本方案採用dsp直接與usbhost晶元連接，由dsp處理usb協議和介面信息，從而降低了系統成本、縮小了產品體積，滿足了系統微型化的要求；同時本論文也對usb - otg技術進行了初步探討，利用此項技術，不再需要計算機作為主機，就能實現在pda 、移動電話、印表機、數碼相機等嵌入式應用之間直接互聯通信；另外也對廣泛用於語音處理和靜態圖像處理的tms320vc5402其它方面的應用進行了嘗試，比如直接控制液晶顯示器等。
  17. In the course of open - loop control system, the simulation model of asynchomous motor is obtained and realized in simulink. this simulation model ' s structure is simple and its static and dynamic performance is good

    在開環控制系統的模擬中，推導出一種異步電動機在mt坐標系下的模擬模型，該模型具有結構簡單、靜態、動態性能良好的特點，同時這個模擬模型也用於閉環系統。
  18. Based on state - space method to study the inverter fed permanent magnet synchronous machine, the sorts of the switch fault are given and the causes for the faults are analyzed. it investigates the currents and torque of the drive system fed by six - step inverter and pwm inverter under the different fault condition, and the valuable results are got 2

    在利用狀態空間法深入分析永磁同步電動機變頻調速系統穩態特性的基礎上，分析了逆變器開關元件發生故障的類型及其原因，模擬分析了六階梯波逆變器、 pwm逆變器各種故障狀態下的系統動態特性，得出了一些有價值的結論。
  19. Secondly, this paper proposes a neural network training scheme based on the linear least - square method through the characteristic analysis of multi - layered feed forward neural networks, and then applies that to identify a pmsm model

    接著通過對多層前向神經網路特點的分析，給出了一種基於線性最小二乘法的神經元網路訓練方案，並把它應用於永磁同步電機模型的辨識中。
  20. The paper is the project named " theory of dynamic precision synchronization traverse and research of realization methods for linear servo dual position loops system ( no - 50075057 ) " as the background, which is supported by national natural science foundation of china drive directly by linear permanent magnet synchronous ac motor, the controlled plant eliminates middle drive parts and avoids the effects of the mechanical transmission chains from rotary motions to linear ones

    本文以國家自然科學基金資助項目《直線伺服雙位置環動態精密同步進給理論和實現方法研究（ no 50075057 ） 》為背景，針對直線同步進給提出了一種新的控制方案：模型參考自適應控制。機床採用永磁直線同步電動機直接驅動，省掉了中間的傳動環節，消除了機械傳動鏈的影響；又因永磁直線同步電動機採用高能永磁體，具有電磁推力強度高、損耗低、電氣時間常數小、響應快等特點。
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