絕對構型測定 的英文怎麼說

中文拼音 [juéduìgòuxíngdìng]
絕對構型測定 英文
determination of absolute configuration
  • : Ⅰ動詞(斷絕) cut off; sever Ⅱ形容詞1 (完全沒有了; 窮盡; 凈盡) exhausted; used up; finished 2 ...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • 絕對 : absolute
  • 構型 : [物理化學] (分子空間結構) configuration構型分析 [物理化學] conformational analysis; 構型作用 [...
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上,重新建了系統級故障診斷的理論基礎,義了系統級故障診斷試模的三值表示;改進了系統級故障診斷的矩陣方法,重新義了試矩陣、鄰接矩陣、結點、結點的相連運算、極大準集團和斜加矩陣,由此能直觀、簡便地生成集團和極大獨立點集;補充和完善了各類試模的系統級故障診斷的集團演算法,通過義集團試邊和故障集,簡化了集團診斷圖,由此能較易地找到所有的相容故障模式,即使不滿足t -可診斷性,大大減少了系統級故障診斷的復雜度,尤其是強t -可診斷系統;首次分析探討了各類試模的方程解決,由此從另一角度能系統地、高效率地求出所有的相容故障模式( cfp ) :擴充了系統級故障診斷模擬系統的功能,快速、直觀和隨機地模擬實驗運行環境,進行清晰和正確的診斷,同時提供大量的實驗數據用於理論研究,優化演算法和設計。
  2. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大速比摩擦傳動的傳動理論;設計了新橢圓凸輪波發生器,設計製作了大速比摩擦傳動樣機;用軟體ansys所設計的橢圓凸輪結進行了有限元分析;用19位式編碼器試了大速比摩擦傳動機的傳動精度、最小步距、最小步距的穩性以及帶負載能力等各項精度指標;量數據和研究內容進行了歸納和整理,認為新橢圓凸輪波發生器克服了加工誤差帶來的諸多問題,新橢圓凸輪波發生器可以進行尺寸精度調整,能夠達到輸入力矩以純力偶的形式輸入;通過本項研究,基本可以使「大速比摩擦傳動機」在工程中得以應用。
  3. Fiber optic gyroscope ( fog ) is an advanced instrument to measure the angle velocity of rotation body. it realizes the measurement of optical sagnac effect using solid all - fiber structure. it overcomes mechanical - electrical gyro ' s reduction of dynamic performance and life - span caused by the structure or the requirement of high rotation rate mass, and the laser gyro ' s fabrication technology complication and high cost caused by the rigid requirement of optical circuit resonation

    光纖陀螺是一種先進的量載體角速度的儀表,它利用固態的全光纖結和sagnac效應來實現量,克服了機電陀螺在造上需要一的高速度旋轉質量,導致動態性能及壽命的降低,或者環形激光陀螺因諧振要求過于苛刻,使工藝復雜性及成本過高等一系列缺點,從而成為當今最具有競爭性的新陀螺。
  4. It can also determine the fault spot and reason. this technology has been used in some technological fields and proved efficient. it has promoted the revolution of maintance system and the historial protection is replaced by preventive maintenance. with this technology, we can improve the reliability of machine and decrease the maintance fee. recently, reserch has pick up a fervent pace in the area of fault diagnosis of electrical machines. the paper simply analyzes the fault reason of electrical machines, stressly describes and explores the methods of condition monitoring and fault diagnosis such as partial discharge, stator current, rotating speed, vibration etc. fault prognosis is now include diagnostic feature, reason, spot. prodigious improvement in signal processing hardware and software has made this possible. primarily, these techniques depend on locating specific harmonic components of the fault. these harmonic components are usually diffirent for diffirent types of faults. automated tools such as fuzzy logic based system is also simply presented in the paper

    本文從緣結的故障機理入手,以緣結故障的典特徵? ?局部放電為研究象,重點討論局部放電的在線監方法、適用場合併比較它們的優缺點;在分析籠異步電機轉子斷條在線監子電流監方法后,根據其缺陷,本文探討了溫升不平衡法、希爾伯特變換數字濾波、小波包分析法的原理及優點;以電機軸承、氣隙偏心等故障為研究象,通過電機振動和轉速頻率的檢,診斷電機的故障類;本文的重點工作是將人工智慧技術中的模糊技術應用於電機的狀態監和故障診斷中,力求使電機故障診斷更接近人工智慧化;最後,本文電機狀態監和故障診斷系統進行了硬體和軟體初步設計,為實現預維修提供了有效的技術手段。
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