共軛動量 的英文怎麼說
中文拼音 [gòngèdòngliáng]
共軛動量
英文
conjugate momentum-
Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last
在基於專家系統的故障診斷方法中,採用了產生式知識表達和正向推理機制;在基於神經網路的故障診斷方法中,則分別採用了bp神經網路的附加動量法、自適應學習速率、彈性bp演算法、擬牛頓法、共軛梯度法和levenberg - marquardt法對電氣負載管理中心和固態功率控制器的故障進行診斷,並對由模擬得到的不同診斷結果進行比較。At first the paper begin to study the foundation of digital curved face and space meshing principle, introduce the basic knowledge of curve theory and curved face theory, explain the mathematical tools of vector turning and coordinate conversion in the paper ; analyse the motion and relative motion of rigid body, provide the condition of gear driving continuous contact and equation of conjugate meshing
論文首先從參數化曲面和空間嚙合原理基礎出發,介紹了曲線論和曲面論的基本知識,對課題研究重的數學工具矢量回轉和坐標變換進行了說明;分析了剛體的運動和相對運動,根據空間嚙合原理給出了輪齒傳動連續接觸的條件和共軛條件方程。At last with the prototype of the vertical - axis cycloid turbine, the optimal method and its mathematical model based on conjugate gradient method are presented in order to enhance the energy conversion coefficient. such optimal results as the energy conversion and the relation between attack angle and azimuth angle are given with particular analysis to sum up the reason of the improved performance of the turbine
最後以豎軸直葉擺線式水輪機為優化原型,提出了一種水輪機水動力性能的優化計算方法,建立了數學模型,運用共軛梯度法進行優化設計,以提高水輪機的能量利用率為目標,給出了優化的葉片攻角變化規律、能量利用率結果,探討了能量利用率提高的原因。As a straightforward method, the full search algorithm ( fs ) is widely used because of its high performance. usually, fs is computationally expensive in a video encoder. as a result, in order to reduce the heavy computational load of fs, active research has focused on fast bmas for a long time and several sub - optimal search algorithms for block - based motion estimation have been developed. these include : three step search ( tss ), four step search ( fss ), two - d logarithmic search, orthogonal search, cross search, etc
目前塊匹配運動估計演算法有很多,如全搜索法、三步法、共軛方向搜索法、二維對數搜索法、交叉搜索法、鉆石搜索法以及四步搜索法等,它們各有優缺點,全搜索法精度高,但計算量大,三步搜索法和交叉搜索法搜索速度較快,但搜索誤差較大,容易陷入局部最小值。As a kind of topological conjugate invariant, the topologic entropy can perfectly describe complex behavior of dynamical system. therefore it plays a very important role in the study of dynamical system
拓撲熵作為一種拓撲共軛不變量,它對動力系統的混亂程度有著極好的數量描述,因此在動力系統的研究中占據著十分重要的位置。Those variables for which it holds ( e. g., momentum and position, or energy and time ) are canonically conjugate variables in classical physics
那些具有的變量(如動量與位置,或能量與時間)是經典力學里的正則共軛變量。Taking the meshing theory of conjugate curved surface as a foundation, utilizing array method of rotation transformation of vector, the meshing equation and contour surface equation of conical cam mechanism with swinging conical roller follower were analyzed and derived, and the calculation formula of pressure angle and synthetic curvature of the mechanism was presented, thus laid a solid theoretical foundation for enhancing the machining accuracy of conical cam, improving its processing method and achieved the integration of cam cad / cam
摘要以共軛曲面嚙合理論為基礎,運用矢量的旋轉變換矩陣法,分析並推導了圓錐滾子擺動從動件圓錐凸輪機構的嚙合方程和廓面方程,並給出了機構的壓力角和綜合曲率的計算公式,為圓錐凸輪加工精度的提高,改進其加工方法,實現凸輪cad / cam一體化奠定了堅實的理論基礎。Multiplying the balance equation of a basic extensive quantity by the conjugate basic intensive quantity, a generalized dynamic equation of energy transfer and conversion is derived, which indicates the transfer and conversion relation between any specified form of energy and the others
摘要利用基本強度量乘以與其共軛的基本廣延量的平衡方程,導出了能量傳遞和轉換的普遍化動力學分解關系。分享友人