primary motor 中文意思是什麼
primary motor
解釋
主電動機-
Compared to the traditional converter, the new one can transform electric power from a static part to a rotary part without an electrocircuit connection, which makes the contactless power transform come true. one application of this converter is to supply a steady and regulable excitation circuit for synchronous generator by integrated its second winding with the motor while its primary winding is static. the thesis gives two methods of the rotating converter design paticullarly : flyback and fullbridge, and explains how the circuits are designed
通過理論分析、模擬分析和實驗驗證，得出這兩種旋轉變換器都能進行感應電能傳輸，但它們的傳輸功率是不同的，反激式旋轉換器最大隻能傳輸幾十瓦功率的感應電能，因此只能用在感應電能傳輸較小的場合，或者信號傳輸的場合;而全橋式旋轉變換器能傳輸較大的功率，可用於電機的新型無刷勵磁方案中。 -
Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究，內容包括： （ 1 ）本文採用有限長行波面電流作用於有限長鐵芯上的模型，引用了氣隙磁場一維解，研究了單層繞組磁場，奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較，簡單介紹了二維解； （ 2 ）用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析，並分析了結果； （ 3 ）用軟體進行了額定電壓下的瞬態分析，得到了轉矩，位移，轉速隨時間變化曲線圖，利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較，採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證，由實驗測得了三相電流波形，並與計算結果進行了比較，對其不對稱性進行了定性分析。 -
The primary of linear induction motor which drives the metro is installed on the chassis bogie, and because it is quite strict with laying down railway rail to use flat linear induction motor to drive metro, its secondary - - - - reaction board ( called induction board ), which is a kind of compound board of aluminum and steel, is fixed on the rail sleeper between the track. it is the airgap which is a gap between the primary and secondary of lim. the electromagnetic airgap is a very important parameter of lim
利用有限元法對直線感應電動機二維非線性渦流場進行了數值計算，並在此基礎上，運用電磁場有限元分析的專用軟體ansoftmaxwell2d對單邊型直線感應電動機的瞬態特性進行了模擬分析，得到電機運行過程中的電磁推力、法向力、初級電流、氣隙磁密等曲線，通過改變直線電機參數，分析了電機氣隙對其瞬態性能的影響。 -
Now, the ybwz - 12 microinjection pump, which was produced by shanghai ammeter factory, is the primary product in our country. the controlling part of this production uses step - motor, hut there are some faults in it, such as micro - tremble, large noise, and large power consumption
目前國內的產品主要有上海電表廠生產的ybw2 - 12型微量注射泵，其控制部分採用步進電機，有微小抖動、噪音大、耗電量大等缺點。 -
Article 10 import or export licence shall be exempted in the following cases : the importation into the bonded area of machinery, equipment, goods and materials for capital construction, motor vehicles for production, means of transport, and articles for office use, which are to be used within the bonded area ; the importation of raw and processed materials, spare and component parts, primary parts, fuels, and packaging supplies needed for processing export products ; the transit goods for storage ; and the products processed in the bonded areas and destined for export
第十條從境外進口運入保稅區的供保稅區內使用的機器、設備、基建物資、生產用車輛、交通工具和辦公用品，為加工出口產品進口的原材料、零部件、元器件、燃料、包裝物料，供儲存的轉口貨物，以及在保稅區加工運輸出境的產品免領進出口許可證。 -
In order to improve dynamic performance of the control system in the assembly robot, according to acpmsm ( ac permanent magnet synchronous motor ) vector control model and the control idea about preview control, the paper presents a kind of control strategies that is composite of a primary pid ( proportion integral dif - ferenfial ) with a preview feed - forward compensation, its compensation is equivalent to linear combination of future adjacent difference, the simulation results show that it can not only improve the system tracking performance effectively, but also implement easily
摘要為了提高裝配機器人控制系統的動態性能，依據交流永磁同步電機矢量控制模型，從預見控制的思想出發，提出了一種在原有pid基礎上外加預見前饋補償的控制方法，這種控制方法的前饋補償項取未來幾項目標值一階差值的線形組合，並模擬驗證了該控制方法對提高系統跟蹤性能的有效性和簡單可行性。 -
Furthermore, it discusses how to figure out these models mentioned above. with reference to the design of various automobiles, it primary defines the method to get key parameters in platform lorry general design, and creates mathematical model. it provides more reference to choose axis, driving axle, number of arrest axles, type of tire, pump, motor, lift hydrocylinder, maximum payload and sole weight reasonably
在參考各類汽車設計思想的基礎上，根據理論推導和經驗公式的計算，初步確定了平板車總體設計階段的主要技術參數的求解方法，建立了數學模型，為合理地選擇軸、驅動橋、制動橋個數，輪胎型號、泵、馬達、舉升油缸、平板車的最大載重量和自重的選擇等提供了依據。 -
Primary study on problems on compensation for damage for motor vehicles accidents
機動車與行人交通事故損害賠償問題之探討 -
Primary motor cortex
主要運動皮質 -
The researchers placed the sensor in mn ' s primary motor cortex, the area of the brain responsible for voluntary movement
研究者們把傳感器安置在mn的初級運動皮層，這是大腦中控制自主運動的部位。 -
The control of secondary adjusting hydrostatic transmission system which is different from the regulation of the traditional primary element ( hydraulic pump ), is the system that is directly adjusting secondary element ( hydraulic motor )
二次調節靜液傳動系統是區別于傳統的一次元件（液壓泵）的調節，直接對二次元件（液壓馬達）進行調節的系統。 -
Primary motor area
主要運動區 -
Prospective comparison of functional magnetic resonance imaging and intraoperative motor evoked potential monitoring for cortical mapping of primary motor areas
功能磁共振成像定位皮質運動區與術中電刺激運動誘發電位的前瞻對照研究 -
This thesis has discussed several primary algorithm of speed estimation and emphasized on the algorithm of speed estimate based on mras. it worth researching duo to it has excellent robustness and little be effected by the parameter of motor
無速度傳感器是當今電機控制領域的研究熱點，本文討論了幾種基本的電機轉速估算方法，特別是基於mras的速度辨識方法，由於其具有較好的魯棒性，受電機參數變化影響小，很有研究價值。 -
Thereby the article set the necessary foundation of the underpan as the start - point, the discussion involved five primary parts, including the underpan design ; the mechanical configuration during research, the motor selection and drive ; ordinary obstruction avoiding and the realization of mileage counter and communication serial port
以底盤必須具有的功能為出發點，闡述了底盤設計和研究過程中機械結構、電機選用與驅動、簡單避障功能、里程計和通訊介面的實現5個重要部分。 -
This paper briefly introduces work principle, primary characteristic index and several kinds of driving circuits of stepping motor. accordingly, the paper puts forward a kind of practical method of divided driving of stepping motor. that is, it is cutting wave constant current to drive stepping motor based on single chipped microcomputer dealing with divided current
本文簡要地介紹了步進電機的工作原理、主要性能指標及幾種驅動電路，在此基礎上提出了步進電機的細分驅動的實現方法，即利用單片機來處理步進電機繞組的細分電流基礎上進行斬波恆流驅動。 -
Besides its obvious applications, one of the most important things about this study from the point of view of those already disabled by spinal injury is that activity had persisted in mn ' s primary motor cortex for three years after he was paralysed
除了這些顯而易見的應用之外，對于那些已經因脊髓損傷而癱瘓的人來說，這個研究最重要的價值在於揭示了mn在癱瘓了3年後仍然保留了初級運動皮層的活動。 -
On the bases of fea results and one - order constant coefficient nonlinear differential equations, a steady analysis method for the motor system ’ s running steadily is proposed. and a primary research work has been done on some steady characteristics of the system, such as phase current, field flux, inductance, voltage, output torque. all these are verified by some tests applied on prototype
在有限元計算結果及系統模態方程的基礎上，構建了系統穩態運行模擬模型，對系統穩態運行過程中的電流、磁鏈、電感、電勢、輸出轉矩等穩態特性進行了初步的研究，並通過相關試驗進行驗證。 -
And this driving type results in the disadvantages of metro project such as the high cost of construction and maintenance, the big noise of vibration. the linear metro, which is droved by linear induction motor ( lim ), needn ’ t intermediate gearing and is droved to advance directly by the electromagnetic thrust between primary and secondary of lim. its force of traction is no longer restricted with the track adherence and the wheel only plays the support and guidance role
電磁氣隙是直線感應電動機的一個重要參數，氣隙的變化會直接影響到電磁推力、初級電流等電機特性，而推力和電流對地鐵的穩定運行起著至關重要的作用，所以對地鐵中直線感應電動機的性能及氣隙變化對電機性能的影響進行分析研究具有非常重要的意義。
分享友人