非柔性 的英文怎麼說
中文拼音 [fēiróuxìng]
非柔性
英文
inflexibility-
Non - collocated model reference adaptive control for flexible manipulator arm
柔性機械臂非並置式模型參考自適應控制Some testing devices are of advanced ones, such as scanning electronic microscope, microfocus circular radioscope, water - immersed ultrasonic flaw detector, 3 - axis measuring machines, large - sized projector, etc. for the production of non - aero products, there are large - sized die - casting equipment, and nearly 100 pieces of specialized gear machine tools including worm - gear grinding machine, etc. it has some specialized production lines for piston, crankshaft, cylinder and housing, etc., as well as 4 flexible production lines advanced at home for motorcycle engine, and a complete set of automatic inspection test eqiuipment for motorcycle engine
計算機輔助設計輔助加工技術正在普遍使用。在非航空產品生產方面有大型壓鑄設備殼型鑄造,包括鍋桿輪磨在內的輪專用機床100多臺,以及活塞曲軸汽缸殼體等專業化生產線。此外,還建成了具有國內領先水平的4條摩托車發動機柔性生產線,以及成套的摩托車發動機檢測設備,可進行測試數據分析,改進檢定測試方法等。A dynamic hierarchical description method for workflow is presented. the method provides a dynamic hierarchical way to define a workflow with non - determinate or dynamic factors. with this method, the main process defined at build - time can be reified and extended by the principle of the sub - organizations at either the build - time or the run - time. to ensure the consistency and integrity of the description, a series of constraint rules are also discussed to realize seamless integration between a decomposed process and its original one. this approach supports the description of unpredictable uncertainties, the dynamic hierarchy of business process, and the dynamic modification of enterprise organizations, and all of these improve the flexibility and extendability of workflow management systems dramatically
為支持流程中不確定性因素和動態因素的描述,提出了柔性工作流的動態層次描述方法,使得流程設計人員在流程定義階段定義的主流程可以在任意時刻由子組織的負責人進行細化和擴充.為保證動態層次描述的正確性和完整性,討論了動態層次描述的一系列約束規則,確保分解后的流程與原有流程實現無縫銜接.該描述方法支持對不可預知的非確定性因素的描述,支持業務流程的動態層次描述以及組織機構的變化,極大地增加了工作流管理系統的柔性和可擴展性However, due to the elastic deflection and vibration of the links, the flexible manipulator becomes an infinite dimension mimo system with distributed parameters, and is highly nonlinear and strong coupling. therefore, the model and the control of flexible manipulator are of great significance both in theory and in application
然而也正是由於連桿存在彈性變形和振動,使得柔性機械手成為一個高度非線性的、分佈參數的、強耦合的無窮維多輸入多輸出系統, ,因此其建模和控制也具有重要的理論意義和應用前景。Firstly, in order to treat the local weakened effect of the crack on the shaft, the equivalent line - spring model is built. then the constitutive equations are derived and the flexibility model of the rotating shaft is discussed. based on the lagrange equations, the non - linear dimensionless differential equations of the single rotor system with the disk and crack located at an arbitrary position of the shaft are obtained
首先為處理裂紋對軸的局部削弱作用,提出了等效線彈簧模型,推導了線彈簧彈性本構關系,獲得了裂紋轉動軸的柔度模型,然後,應用lagrange方程建立了盤和裂紋處于軸任意位置的無量綱的單盤轉子系統的非線性運動控制微分方程。Much emphasis has been put on organic nonlinear optical materials because they have many advantages, such as wide response wave band, good flexibility, high optical damage threshold, low cost, and easy combination and modification
由於有機非線性光學材料具有寬的響應波段、良好的柔韌性、高的光損傷閾值和較低成本,以及易於合成、可以進行裁減和修飾等特點而備受重視。Performance for a piezoresistive transducer pressure sensor to thermal and pressure environments can be predicted by finite element method. a simplified 1 / 8 model, considering silicon dioxide and nitride process as well as stack anodic bonding and adhesive bonding processes, was developed. the fem results were found to be comparable to experimental data. case studies suggested that pyrex stack induces certain amount of non - linearity, while it isolates hard epoxy nonlinear effect. flexible epoxy bonding or soft adhesive bonding is preferred to the packaging process. the viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. however, soft adhesive s influence on sensor can be ignored under relative stable environments. more over, detailed design and process information will help to improve modeling application
熱、壓環境下壓阻變換壓力傳感器的性能可以通過有限元方法預測.這里研究了簡化的1 / 8模型,模型考慮了二氧化硅和氮化硅生成過程及堆陽極鍵合和膠粘結合過程.結果發現有限元預測結果和實驗數據具有可比性.範例研究表明,硼硅堆導致產生一定的非線性,但它隔離了硬環氧樹脂的非線性.在包裝過程中最好使用柔性環氧黏合或軟黏膠性結合.黏合材料的黏彈性和黏塑性將會導致傳感器輸出的滯后和漂移誤差.然而,在相對穩定的環境下,軟黏合劑對傳感器的影響可以忽略.此外,詳細的設計和過程信息有助於提高模型的適用性( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses
本文基於彈性理論和有限元原理與方法,分析了上埋式地下管道橫向力學計算方法和性狀並探討了上埋式地下管道的減荷等問題: ( 1 )在分析現有幾種典型的管道垂直土壓力計算方法的基礎上,探討了影響垂直土壓力的主要因素以及改進的方法; ( 2 )分別通過彈性理論分析法和結構力學的方法,建立了地下管道柔性圓環和剛性管涵的橫向靜力計算方程,並應用在算例中,把所得結果和有限元方法所得結果進行對比分析; ( 3 )考慮填土、管道和基礎的共同作用、土體的非線性特性、初始應力場以及土體和管道的接觸面因素的影響,利用有限元的思路,建立了地下管道橫向力學有限元計算模型和方法,並且採用大型有限元分析軟體ansys ,針對上埋式管道工程算例,得出了管周土壓力以及管道橫截面應力的分佈狀況和規律,並和理論值進行對比;針對施加柔性填料的上埋式管道工程實例,得出了減荷后的土壓力分佈,並和實測值進行了對比。The guyed mast structure is a high - rise system made up of soft cable and slim mast. the interaction between the inclined guys and the mast makes its nonlinear dynamics very complex. the damage probability of guyed mast is especially high under normal designing and constructing in civil engineering fields
桅桿結構是由柔索和細長的桿身組成的高聳結構,斜拉的纖繩和桿身使其非線性振動十分復雜,在正常設計、建造及材料情況下,桅桿結構破壞發生的比例之高在土木工程界是少見的。Both normal rules and informal rules can maintain market order, they are wing of it
最後特別強調了正規規則維持市場秩序時的剛性的一面和非正規規則的柔性約束。The line scan, adopts not the line put to repair the method to examine with high accuracy sport and compensate the technique, and dissolve the appearance to gleam and text word the move, and output diagram resemble more clear and soft
逐行掃描,採用非線性插補法和高精度運動檢測與補償技術,消除畫面閃爍與文字抖動,輸出圖像更加清晰柔和In this paper, to counter a flexible beam undergoing large overall motion impacting a fixed slope surface under the effects of grativity, the normal contact model is established based on the hertz theory and non - linear damping term, the tangential contact model is developed by adopting linear tangential contact stiffness to consider the effects of friction force during impact process, and the consistent linear dynamic model including impact is derived by using mode assumption method and lagrangin equation
針對在重力場下作大范圍回轉運動的柔性梁與一固定斜面發生斜碰撞的情況,根據hertz接觸理論和非線性阻尼項建立法向碰撞接觸模型。引入線性切線接觸剛度建立切向碰撞接觸模型,以考慮接觸過程中由於切向相對速度的換向作用引起的摩擦力的變化。利用假設模態法和lagrangian方程建立系統含碰撞過程的一致線性化的動力學模型。Liquid - tight flexible nonmetallic conduit
不漏液柔性非金屬導In this article, several existing main compensation methods for the term of dynamic stiffening are reviewed ; describing method of material coordinate is introduced on the basis of the principle theorem of mechanics of continuum ; and the dynamic equation of flexible body is derived from nonlinear green strain tensor and kichhoff stress tensor, which are based on initial configuration
本文評述了現有的幾種主要的動力剛化項補償方法,根據連續介質力學的基本原理,引入物質坐標的描述方法,採用基於初始位形的非線性green應變張量和kichhoff應力張量推導柔性體的動力學方程。I represent one kind of non - science or " soft " naturalism viewpoint and try obtaining the compatible opinion between kant and darwin
我代表著一種非科學的或是一種柔性的自然主義的觀點並且企圖在康德與達爾文之間獲得一種兼容的意見。Dynamic behavior analysis of elastic shaft rotor with a crack supported on the unsteady and non - linear oil film
非穩態非線性油膜力作用下柔性軸裂紋轉子的動力特性分析The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film
研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性,基於可用三個函數表示動態油膜的非穩態非線性油膜力模型,將轉速比、不平衡量、阻尼比、粘度作為控制參數,利用floquet乘子預測周期解的局部穩定性,發現倍周期分叉是由一定量的不平衡引起的,而hopf分叉是由油膜失穩造成的。The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is
比較全面地查閱了關于變結構控制理論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法;系統分析了變結構控制系統抖振產生的機理,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對傳統抑制和消除抖振方法的不足,改進了傳統方法,得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法;針對不確定性線性系統,在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應理論,根據系統不確定性大小在線調整模糊輸出量的隸屬函數,另外,鑒于模糊控制本質上是有靜差的,所以本文選擇了帶積分項的切換函數,由於積分項的存在使系統較正為無靜差系統。The method samples the signals of spindle vibration displacement and the spindle electrical machinery power signal using the synchronized sampling technique. as the two kinds of signals are all non - contact pick - ups, this method is very suitable for the machining centre
對加工中心銑刀破損監測,提出了利用主軸振動位移信號和機床主電機功率信號進行監測的方法,由於採用非接觸測量,非常適合於加工中心等柔性加工設備。Firstly, a reduced order model of this flexible structure is obtained by frequency domain identification, then unstructured uncertainties constituted by neglected modes are taken care of in the time of design process by choosing appropriate weighting functions, arid finally a robust feedback controller is designed based on the reduced order model and the approximate knowledge of unmodeled uncertainties
首先通過頻域辨識得到柔性結構的降階模型,而剩餘高階模態構成的非結構不確定性,通過對權函數的選擇在設計階段就加以考慮,然後基於降階模型和未建模不確定的近似特性設計了魯棒反饋控制器。分享友人