滾轉振動頻率 的英文怎麼說

中文拼音 [gǔnzhuǎnzhèndòngbīn]
滾轉振動頻率 英文
frequency in roll
  • : Ⅰ動詞1 (翻轉; 滾動) roll; turn round; trundle 2 (走開; 離開) get away; beat it 3 (液體沸騰)...
  • : 轉構詞成分。
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : 率名詞(比值) rate; ratio; proportion
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  • 頻率 : frequency; rate
  1. A time - frequency analysis method is presented to solve paper machine press section bearing vibration signals of unstable and complication, applying wavelet function to the unstable signals for faulty bearing according to paper machine press section roll bearing characteristic, and process the vibration signals by means of decomposition and reconstruction, obtaining the vibration signals in different frequency bands, the statistic in frequency domain of relevant frequency bands is served as monitoring feature

    摘要針對紙機壓榨部軸承尺寸大響應弱、運速度低、低信號容易淹沒、調制源多、信號非平穩性等特點而導致常規的傅立葉分析診斷故障效果不佳的情況,提出了一種應用小波變換的時分析方法,對信號進行分解和重構處理,獲得了信號在不同的段的分量,提取相應特徵段重構分量的功譜的域統計值作為特徵參數,從而實現對軸承故障診斷。
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