轉差率 的英文怎麼說

中文拼音 [zhuǎnchālǜ]
轉差率 英文
slip ratio
  • 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...
  • 率 : 率名詞（比值） rate; ratio; proportion
  1. 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。
  2. The genotype is a main factor in the genetic transformation via agrobacteriwn - mediated. the results of orthogonal experiments of the factors which affect mainly the transformation illuminates that the erniuxin genotype + bacterium 15 x + explant + dip - dye is the best one. the cocultivation time is 28 days. the experiment shows that : the erniuxin cotyledon regeneration frequency is very high, and that the dongnong901 hypocotyl regeneration frequency is very high

    確立了農桿菌介導轉化過程中基因型是影響轉化率的主要因素。通過極差分析，基因型為「二牛心」 ，菌液濃度15倍的，外植體為子葉，感染方法為浸泡法是最佳的組合。農桿菌與外植體共培養的時間為28h 。
  3. The results showed that in the beef cattle fed with chinese medicine additive, daily gain, number of lymphocyies and glucose and calcium concentrations in the blood were significantly increased, while npn content was decreased, some indexes, such as number of leucocyte, feed conversion rate and digestive rate of nutrients, had a tendency to rise, but there were no significant differences between treatment and control groups

    結果表明，肉牛日糧中添加中藥飼料添加劑，可顯著提高日增重、血液中淋巴細胞數量、血糖和血鈣含量，非蛋白氮含量顯著下降；血液中白細胞、分葉細胞、採食量、飼料轉化率、各養分消化率均有上升趨勢，但組間無顯著差異。
  4. It was found that three polysaccharides had no effect on growth performance of broilers relative to the control during the 28day trial, but affected the immunity in a different way ; they all increased bursa index significantly ( p < 0. 01 ), achyranthan ( ach ) also increased hi titers significantly ( p < 0. 05 ) and lymphocyte proliferation ( p = 0. 12 ), three polysaccharide also significantly affected serum index, they increased serum albumin and calcium concentration significantly. the result indicates that smaller molecular weight polysaccharide may be more effective than larger ones in stimulating immunity when administered orally

    研究發現：三種多糖對肉雞生產性能無顯著影響，但對免疫功能有一定影響：三種多糖均顯著提高了法氏囊指數（ p 0 . 01 ） ，牛膝多糖還顯著提高了肉雞新城疫抗體滴度（ p 0 . 05 ） ，對外周血淋巴細胞轉化率也有一定影響，但差異不顯著（ p = 0 . 12 ） ，三種多糖對肉雞anae陽性率及脾臟、胸腺指數均無顯著影響。
  5. 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。
  6. 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。
  7. 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。
  8. 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。
  9. 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。
  10. 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。
  11. 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。
  12. 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。
  13. 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。
  14. 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。
  15. The analyses show that slip changes with an change in frequency for an induction motor with frequency speed control

    給出了在不同性質的負載和頻率條件下，電動機的轉差率和轉速的計算公式。
  16. This conclusion does not support the viewpoint that the slip of an induction motor with frequency speed control is constant

    研究表明，變頻調速電動機的轉差率隨頻率的變化而變化，本研究的結論否定了變頻調速電動機轉差率不變的觀點。
  17. Base on the series of problems in beam unit dragging system above mentioned, some of them can be solved by adopting high - slipping motor, which makes beam unit dragging system saving energy in all

    針對上面游梁式抽油機拖動系統中存在的一系列問題，採用高轉差率電動機可以解決抽油機拖動系統中存在的一些問題，使抽油機系統總體節能。
  18. It proves that the capability of wind generator is determined to slip, rotor voltage and angle between rotor voltage and stator voltage, and investigates the control model based on the stator field - oriented vector control

    文中還分析了雙饋型風力發電機的轉矩特性和穩態特性，證明了發電機的性能由轉差率、轉子電壓和定轉子電壓間的相位角差決定的。
  19. Based on the torque - speed characteristic curve of induction motors, analyses were done on changes in slip with an variation in frequency when an induction motor drives different kinds of loads, including those with constant torque, constant - maximum torque, variable torque ( except fans and pumps ) and constant power, as well as fans and pumps, the formulas to calculate the slip and the speed under different frequencies and loads were presented

    摘要以異步電動機機械特性曲線為基礎，分析了變頻調速異步電動機在拖動恆轉矩負載、恆最大轉矩負載、變轉矩（非風機和泵類）負載、恆功率負載以及風機和泵類負載時，轉差率隨頻率變化的規律。
  20. The factors which affect load frequency characteristics are dissected in this thesis. frequency characteristics of constant revolution controlled load 、 synchronous motor dragged load 、 asynchronous motor dragged load and their effect to dynamic frequency characteristics are analysed. conclusion is reached as : increasing the efficiency of asynchronous motor can recede its slip and improve dynamic frequency characteristics

    論文深入分析了影響負荷頻率特性的因素，分析了恆轉速控制工具機、同步機拖動工具機以及異步機拖動工具機的頻率特性和它們分別對系統動態頻率過程的影響，得出了恆轉速控制工具機對系統動態頻率不利；提高異步機的效率可降低其轉差率，從而改善系統動態頻率特性的結論。
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