periodic swinging 中文意思是什麼

periodic swinging 解釋
周期性擺動
  • periodic : adj. 1. 周期的,回歸的,定期的,定時的;間歇的,時時的。2. 某一時期的。3. 【修辭學】掉尾句的,圓周句的;美詞麗句的。adj. 【化學】高碘的。
  • swinging : adj 重,兇猛的(打擊等);〈口語〉極大的,巨大的;了不得的(損失);極好的,優等的。adv 極大地,...
  1. It is applied to sorts of locomotive engine, in course of revolving of crank and connecting rod mechanism, there are revolving of the crankshaft, swinging of the connecting rod and reciprocating motion, so its motion state is complex, and periodic unbalanced force, by a few components, is great

    曲柄連桿機構在高速運轉過程中,有曲軸的轉動、連桿的擺動及活塞的往復運動,其運動狀態復雜,各個部件所產生的周期性不平衡慣性力大,是引起發動機振動的主要原因。
  2. Flow details of measurement indicate that the coupling of periodic separated flow ( such as low frequency swinging of separation line ) with nozzle flow may cause aft - end internal flow unsteady. recirculation flow gains more energy from the main flow, at the same time the turbulence intensity increases

    通過對測量結果的分析,我們認為分離流動的周期性(如分離線的低頻擺動)與噴管流動相耦合,會造成燃燒室尾部流動的非穩態效應增強,增加了迴流區從主流中獲得的能量,也加劇了流場的湍流脈動。
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