轉差 的英文怎麼說

中文拼音 [zhuǎnchā]
轉差 英文
slippage
  • 轉 : 轉構詞成分。
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  1. Consult a doctor if symptoms persist or deteriorate

    若果病況持續甚至轉差，便要立即向醫生求診。
  2. Yct series eddy - current coupling drives are ac speed - regulation motors, which are featured by easy contorl and stepless speed variation within a wide speed range

    Yct系列電磁調速電動機由拖動電機、電磁轉差離合器、測驗速發電機和電磁調速控制器組成。
  3. Therefore on one hand driving beam unit adopting high - slipping motor can save energy, on the other hand it can increase the factors of energy loss, therefore, saving energy in all is very limited

    故採用高轉差率電機驅動抽油機，既有節能的一面，也有增加能耗的因素。故總體節能有限。而且還不能根據油井狀況調節沖程次數。
  4. It also builds the mathematic model of all section of vscf ac exited wind power generation system on a - b - b and d - q coordinate system by the coordinate commutation technology. the thesis gives the characteristics of torque, active power, reactive power and the steady - state analysis of it. it proves that the capability of wind generator is determined to slip, the amplitude and phase of rotor voltage, the phase dispatch between stator voltage and rotor voltage

    並分析了交流勵磁風力發電機作變速恆頻運行時的工作原理，闡述了與同步發電機、異步發電機的不同之處，分析了其能量平衡關系，在坐標變換技術的幫助下，詳細推導了交流勵磁發電機在a - b - c坐標系和d - q坐標系下的數學模型，分析並模擬了其有功和無功特性、轉矩和功率調節特性、穩態運行和機械特性，證明了發電機的性能由轉差率、轉子電壓的相位和幅值、定轉子電壓相位差所決定的。
  5. Visibility in hong kong has a long - term deteriorating trend

    香港能見度有轉差長期趨勢
  6. Visibility in hong kong is worsening, reduced visibility hits record high in 2004

    香港能見度有轉差長期趨勢， 2004年低能見度數字創新高
  7. The gpd3402 inverter and plc being selected to set up open - loop and closed - loop speed regulation systems, applying the invariable v / f control, sensorless vector control, slip compensation, process pi and network control technologies control the hoist motor of the stacker crane

    本文基於gpd3402變頻器的變頻調速方式進行應用開發，對堆跺機提升電機採用變頻調速控制，採用gpd3402變頻器及plc ，組建開環調速系統，分別應用恆壓頻比、無速度傳感器、矢量控制、轉差補償控制技術。
  8. Adopting high slip motor and increasing the rotary inertia of the rotating parts is an effective approach to achieving good power - saving effect of beam pumping units

    採用高轉差率電動機，並增加旋轉件的轉動慣量，是綜合提高游梁式抽油機節能效果的有效途徑。
  9. Through establishing three mathematics models including the movement equation of the mechanical and electrical transmission system, the control of the load and the sliding in stable status, direct - current - brake of ac motor, this paper ascertained the range of the frequency value of drive motor and the efficiency of transmission system, calculated the efficiency of load motor in stable status and the moment of load motor in braking. this paper completed the design of the mechanical part of inertia brake test platform and provides a tool for the measurement of the inertia brake parameters

    本文還通過建立慣性制動器試驗臺的包括機電傳動系統的運動方程、穩態運行時負載與轉差率控制、交流電動機直流制動在內的三個數學模型，確定驅動電機的頻率取值范圍和傳動系統的傳動效率，驗算慣性制動器穩態運行時負載電機軸功率和慣性制動器制動時負載電機軸力矩，完成慣性制動器試驗臺設計中的機械部分，為慣性制動器各參數的測量提供工具。
  10. Based on slip frequency control strategy for the mutual - feed test bed, it is studied the regulation of traction motor speed as well as the analog load resistance torque with analog load

    摘要針對互饋試驗臺，基於轉差頻率控制策略，研究了牽引電機側速度的調節和負載模擬側阻力矩的調節。
  11. Being based on the steady state equations of the motor for the design of vsvf, vsvf can control the torque to a certain extent, but it can not implement the real control in the dynamic process

    轉差頻率控制能夠在一定程度上控制電機的轉矩，但它是以電機的穩態方程為基礎設計的，並不能真正控制動態過程中的轉矩。
  12. The typical technology for ac motor control has vvvf, vsvf, vc and dtc etc. direct torque control ( dtc ) of asynchronous motors, which has been developed in the recent decades, is a power control method for motor drives

    交流電機控制技術具有代表性的有調壓調頻控制、轉差頻率控制、磁場定向控制（矢量控制）以及隨后出現的直接轉矩控制（ dtc ）等。
  13. Based on the series of problems of the practical beam unit dragging system, an excellent energy conservation method is proposed in this paper, i. e. the slip frequency is kept constant in variable frequency system. and a digital spwm generator is adopted to put this control method into practice

    針對實際游梁式抽油機拖動系統存在的一系列問題，提出了一種優良的節能方案? ?轉差頻率恆定的變頻調速系統，並用一種數字式spwm發生器來實現該控制方案。
  14. The concrete design method of the votating speed difference frequency fuzzy controller is studied in detail. based on single - chip microcomputer 8031, using table look - up method, votating speed difference frequency fuzzy controller applied to induction motors is implemented. simulation result demonstrates that the control result for the producing plastic flat yarn of votating speed difference frequency fuzzy control to the speed of induction motors is idealer

    本文對轉差頻率模糊控制器的具體設計方法進行了討論：以單片機為核心，用查表法實現異步電動機轉差頻率模糊控制；最後，結合工廠塑料平膜拉絲機驅動電機參數對系統進行了模擬，分析了轉差頻率模糊控制對異步電動機轉速的控制效果，結果是比較理想的。
  15. Firstly, the experimental phase current and input power data obtained from load test are employed to estimate the parameters in ii rated condition. then, the phase current and input power data in locked rotor condition are used to track the variation of the parameters of the secondary coil with slip frequency. the classical method and the direct modification method are also used to estimate the parameters of the induction machine in comparison with this technique

    首先利用了負載試驗的定子電流和輸入功率數據來識別額定工況下的電機參數，然後又使用了堵轉時的定子電流、輸入功率數據來識別電機二次繞組參數隨轉差頻率的變化，並與傳統參數測試方法和直接修正參數法進行了比較。
  16. This paper studies and designs a variable frequency speed regulation system applied to induction motors by means of votating speed difference frequency fuzzy control. the general scheme of the system is presented. circuits and software are designed for the major parts of the system such as constant magnetic linkage control frequency converter and votating speed difference frequency fuzzy controller

    本文對異步電動機轉差頻率模糊控制變頻調速系統進行了較為詳細的研究和設計，給出了系統的總體方案。對于系統的主要組成部分? ?恆磁鏈控制變頻器和轉差頻率模糊控制器進行了設計。
  17. The main factors influencing power saving of the beam pumping unit with high slip motor are pumping speed of the unit, slip ratio of the motor and rotary inertia of rotating parts

    指出影響使用高轉差率電動機的游梁式抽油機節能的主要因素是抽油機的沖次、電動機轉差率和旋轉件的轉動慣量。
  18. But because the slipping increasing of this kind of motor is realized by increasing the rotor resistor, it raises the motor ' s slipping loss and cuts down the motor ' s efficiency. the softer the feature of motor is, the lower motor ' s efficiency is

    但是由於該種電動機的轉差率增大是通過增加轉子電阻來實現的，這就增大了電機的滑差損耗，降低了電機的效率，電機特性愈軟，效率愈低。
  19. The product ' s features are high starting torque, high slip and low starting current

    這產品的特點為起動轉矩大、轉差率高和起動電流小。
  20. Slip is more usually expressed as a fraction of rotating magnetic speed

    電機轉差率通常表示為旋轉磁場轉速的百分比。
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