螺旋槳轉數計 的英文怎麼說

中文拼音 [luóxuánjiǎngzhuǎnshǔ]
螺旋槳轉數計 英文
propeller revolution counter
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
  • : 名詞1. (劃船用具) oar; paddle 2. (螺旋槳) propeller
  • : 轉構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 螺旋槳 : [機械工程] screw propeller; propeller; screw; blade; airscrew; propeller screw; propelling screw...
  • 螺旋 : 1 (具有螺紋的圓柱體 屬于斜面類的簡單機械) corkscrewspin; screw; spiral; helix 2 (螺旋現象;尾旋...
  1. A mathematic model of the motor is builded and emulated through matlab. the low - speed and constant - torque, high - speed and constant - power state is analyzed and researched, also the software approach of simulation to the driver has been done, a digital signal processor tms320lf2407 is developed successfully to control the perm square - wave bldcm driving airscrew of solar powered unmanned engine. it is useful to the further study

    在matlab下建立了電機的學模型,通過算機模擬,驗證了學模型的正確性,同時在理論上對低速恆矩高速恆功率運行進行了分析與研究,提出了一種用模糊控制的方法實現恆功率控制,並對驅動器進行了系統模擬,成功的研製了以字信號處理控制器tms320lf2407為控制核心的驅動器,控制無刷直流電動機驅動太陽能無人飛機的,為後面繼續研究工作提供了參考。
  2. For getting the runner characteristics more correctly, researching the representation of runner characteristics of the kaplan turbine in this paper, and using this method of modifying runner characteristics to calculate the transient of hydraulic power station. improving the calculating model of the axial thrust in the kaplan turbine ' s transient. base on the theory of screw propeller without any boundary, using the theory of screw propeller with pipe, and the formula to calculate the dynamic axial thrust during transient is developed

    本文對機組在過渡過程中的葉劃水產生水推力的學模型進行了改進,在原來使用無邊界進行等效的基礎上,使用了導管機組中的葉劃水進行等效,並且比較詳細的分析了影響機組軸向水推力的各個因素,以及給出了動態算軸向水推力的公式,通過算表明,使用改進后的動態水推力算模型得到的結果能較好的反應實測的動態軸向水推力。
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