低轉速 的英文怎麼說

中文拼音 [dīzhuǎnsù]
低轉速 英文
slow-speed of revolution
  • 轉 : 轉構詞成分。
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  1. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  2. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  3. According to pump performance curve shown we can get that the distance h is changed with the rotate speed n in the same point q, and the flux q is changed with the rotate speed n in the same point h. from the curve we can get the rule that the distance and rotate speed are in direct with ratio at the same flux point, and the rotate speed and the flux are also in direct with ratio at the same distance point

    根據相似定律：流量與轉速的一次方成正比；揚程與轉速的二次方成正比；功率與轉速的三次方成正比。即在降低轉速，調低水泵出水揚程的同時，功率下降的幅度非常大，從中可以節省相當大的電能。完全應在高水位時降低水泵機組轉速，從而使電機的輸出功率隨著轉速下降值與轉速原值商的三次方關系下降。
  4. The characteristic of the forming of shock wave in the tube and the influence of the shock wave intensity on cooling effect was also analyzed in working time. the reason why the cooling efficiency was lower in low rotate speed and has no change in high rotate speed was revealed

    分析了振蕩管實際工作時管內激波形成特點及激波強度對冷效應的影響，指出了實際壓力波製冷機在低轉速下運行時製冷效率很低而在高轉速下製冷效率變化不大的內在原因。
  5. For some bearings used in the low - rotational - speed michanical equipments, the expensive prices have always been perplexing each trader of purchase bearing. carbon steel bearing products produced by hengli bearing factory can exactly satisfy the demand of the masses of customer

    對於一些在低轉速機械設備中使用的軸承，昂貴的價格一直困擾著每位購買軸承的客商，恆力軸承廠生產的碳鋼軸承正是滿足了廣大客戶的這種需求。
  6. The results for two equations were analyzed and compared, which showed that the gyro effect of the crankshaft system could be ignored for low rotating - speed engine and it should be considered for higher rotating - speed engine

    結果表明，對于低轉速發動機，曲軸轉動的陀螺效應不明顯，而對于高轉速的發動機，陀螺效應不能忽略，應以考慮陀螺力矩的方程為基礎進行設計分析。
  7. There are valid methods to improve the cavitation performance of the mixed flow pump that is select the best cavitation performance point as design point, reduce the operation speed and adopt effective impeller parameters

    選取最佳汽蝕性能工況點為設計工況點，在滿足尺寸要求前提下降低轉速，採用合理的葉輪參數等手段可有效提高混流泵的汽蝕性能。
  8. Directing against state of affairs at present, such as margin of type - selection parameters being selected comparatively large during design stage of air fans for boilers in thermal power plants, the opening degree of air fans in operation being often smaller ( for adjustment of inlet regulator ) or operation at lower revolution speed ( for speed - regulating operation mode ), and efficiency of air fans being lower etc., factors and corresponding measures having to pay attention in margin selection of air fan ' s parameters have been put forward through analysing practical example of retrofitting forced draft fans in one power plant, playing certain positive role for energy - saving and benefit - increasing in power plants

    摘要針對目前火力發電廠鍋爐風機在設計選型時參數裕量選取較大，運行時風門開度較小（對入口調節器調節）或低轉速運行（調速運行方式） ，風機效率較低的狀況，通過對某電廠送風機改造實例的分析，提出了在風機參數選擇中的裕量選取需要注意的因素及相關對策，對電廠的節能增效有一定的積極作用。
  9. Abstract : the safety of the safe coupling with elastic dowel pin and selection of its parameters are described in detail in combination with the project example, it is pointed out that good result can be obtained if it is applied in driving equipment of low speed and high torque

    文摘:結合工程實例對彈性柱銷安全聯軸器的安全性及參數的選取作了詳細的闡述，指出其在低轉速、高轉矩的傳動設備中使用，可取得很好的效果。
  10. A new phenomenon is found numerically and experimentally : even if the rotating speed of the rotor is lower, the subharmonic vibration of the rotor - bearing system may be occurred under great disturbance ( unbalance )

    通過理論計算和分析發現：提出了即使在較低轉速的情況下，只要外激勵（不平衡量）足夠大，也有可能導致轉子出現油膜渦動或者失穩的現象。
  11. Zlgd series vertical low rotation speed centrifugal pump is applicable for occasions with low requirements for environment noise, air - conditioning circulation, etc

    Zlgd系列立式低轉速離心泵，適用於環境噪聲要求很低的場合及空調循環等。
  12. The measuring method of low rotate speed of flying missile

    導彈飛行低轉速測量方法研究
  13. The results indicates that the output of the compound dimethyl ether engine is greater than that of the gasoline engine in low and middle speed, while less than that of the gasoline engine in high speed

    試驗結果表明：使用最佳配比的二甲醚復合燃料在中、低轉速時，其功率高於汽油，在高轉速時則低於汽油。
  14. In this paper, the selection of internal mixer stuffing ratio is discussed from the experiments of low moving speed mixer milling, the influence of milling efficiency of internal mixer and quality of rubber stock is discussed

    摘要通過低轉速密煉機混煉實驗，討論了密煉機填充系數的選取，對密煉機混煉效率以及混煉膠質量高低的影響。
  15. Depends on the lane condition. lower rev players always have a shot. high rev players generally don ' t like friction. curving it looks cool, but straighter is greater

    那要看球道狀況而定。低轉速的球員總打得不錯。高轉速一般都不喜歡摩擦力，球彎看起來很酷，但有時球直一點或許更管用。
  16. The thermal conductivity decides the processing parameters choosing for a material, such as a sample material with low thermal conductivity need low rotate speed and high friction pressure

    材料熱物理性能決定了熱誘導試驗的參數選擇，對于導熱性差的材料應選用低轉速和大壓力。
  17. They can be used in hiavily dust - pol - luted awful environments, the occasions with no attached lubrication and sealing to the mechanism, medium & low rotating speed. it has large rotating torque and low use cost

    使用在有重度粉塵污染的惡習劣環境.機構不需附帶潤滑及密封，中低轉速的場合.轉動扭矩大，使用成本較低
  18. The valve seating velocity in the haecvvs was found to be lower under conditions of high and low speed of the diesel engine. and it was found that the haecvvs could work steadily

    對電控可變氣門系統中氣門的運動速度進行了研究，發現在高、低轉速時，電控可變氣門系統均具有氣門落座速度低的特點。
  19. Large slow - turning propeller

    低轉速大直徑螺槳
  20. Are used for common low speed grain grinding such as metal or chemical powders ; for high

    鋼和鉻鋼兩種材質，碳鋼通常使用於一般低轉速的粉粒研磨，如一
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