phase shifting device 中文意思是什麼

phase shifting device 解釋
移相器
  • phase : n 1 形勢,局面,狀態;階級。2 方面,側面。3 【天文學】(月等的)變相,盈虧;【物、天】相,周相,...
  • shifting : adj. 1. 變動的;移動的;多[易]變的。2. 想盡辦法的;盡量設法的。3. 用權謀的;哄騙的;狡賴的;詭詐的。n. 1. 轉移;移動;移位;偏移。2. 變化;轉變。3. 狡賴;遁詞詐術等的使用。
  • device : n. 1. 設計,計劃;方法,手段。2. 〈pl. 〉意志,慾望。3. 謀略,策略,詭計。4. 器具,器械,設備,裝置。5. 圖案,圖樣;花樣;紋章;標記,商標;(紋章上的)題銘。
  1. Because color isochromatic fringes appear in the stress model based on a plane polariscope in white light, we studied the problems systematically by a digital camera as image inputting device, digital image processing technique and bp artificial neural network. based on the work that has been reported before, a technique named five - step color phase shifting technique ( fcpst ) to acquire single isoclinics is presented

    根據白光入射時應力模型在偏振儀光學系統中的等色線條紋是彩色的特點,本論文採用彩色數碼相機作為數據採集與輸入設備,結合彩色信息圖像處理和bp神經網路等新技術,對上述兩個難題進行了系統的研究,獲得以下成果:在綜合前人工作的基礎上,提出獲得全場單純的等傾角相圖的五步彩色相移法。
  2. Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100

    論文在全面闡述了光學三維輪廓位相測量術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和相移位相輪廓測量術的基本原理,對兩種測量方法存在的問題及誤差進行詳細分析和比較;針對位相解包裹錯誤點的傳播問題,作者通過改變解包裹路徑來提高位相解包裹的正確性;分析討論從解包裹位相( x , y )到再現物體的高度h ( x , y )物理量之間的關系,研究相應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處理和輪廓重構,其中改進及創新工作主要表現在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出現的漂移抖動對相移的影響,提出了一種用條紋穩定器穩定干涉條紋,用精密移動平臺使物體和ccd攝像頭同步移動實現等效相移的方法,建立了相應的測量系統,系統的條紋穩定可以達到。
  3. In this new method, the conventional espi system can be used to obtain the high quantitative phase results without using the phase shifting or the carrier device

    這種方法只需要普通的電子散斑干涉系統,就可以達到高精度的測量,而無需相移或載波裝置。
  4. The control circuit of digitalized soft - starter with the three - phase ac voltage regulating was designed. the digital phase shifting trigger based on the 80c196kc mcs and gal16v8 programmable device was developed. the control method for digital phase shifting trigger was given and its principle of operation and designing was discussed

    設計了三相晶閘管交流調壓數字軟起動器的硬體控制電路;研製了採用80c196kc單片機和gal16v8可編程器件構成的數字移相觸發系統;給出了數字移相觸發控制方法,分析和討論了該方法的工作和設計原理;採用了一種參數自整定的混合型模糊pid控制方法。
  5. In this paper, a phase shifting pulse width modulated ( pwm ) soft switching high voltage invert power supply has been developed with the use of the principle of advanced invert technique and the new type of power semi - conductor device - insulated gate bipolar transistor ( igbt )

    本文採用最新的逆變思想與新型的開關器件?絕緣柵型雙極晶體管( igbt ) ,研製出了移相式pwm軟開關高壓逆變電源。逆變技術發展至今,已經逐漸向大功率方向發展。
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