最大值原理 的英文怎麼說
中文拼音 [zuìdàzhíyuánlǐ]
最大值原理
英文
maximal principle-
Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。Abstract : the paper emphasizes on exoatmospheric antimissile missile rapid reaiming problem, and according to pontryagin ' s maximum principle the optimal control law in the conditions of long miss distance and long elimination time is presented
文摘:針對大氣層外反導導彈快速重新瞄準問題,在脫靶量和消除它的時間都比較大的情況下,用龐特里亞金極大值原理求出了最優控制規律。Latex curved pillows is unique artistically and ergonomically designed pillows can adjust and correct your sleeping posture and fully relax your brain, joints and muscles, greatly improving the quality of your sleep
根據人體曲線獨特美工學原理所研製出的此款造型,不但可以調整和矯正您的睡姿,還可以讓您的大腦和每個關節及每塊肌肉部能得到充分的放鬆,最大值地提高您的睡眠質量。The convergence and maximum principle of the mixed - upwind finite element methods for incompressible immiscible displacement in porous media
多孔介質中不可壓縮非溶混驅動問題之混合迎風有限元法的收斂性和最大值原理Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,
具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象,在闡述了曝氣過程式控制制參數選取可行性的基礎上,建立了以溶解氧濃度do和活性污泥排放量qw為控制變量,以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論,在現有關于污水處理最優控制問題研究的基礎上,建立了有約束條件多變量能耗最小數學模型,該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件,曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化,並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元,應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解,並進行模擬實驗驗證。Application of the maximum principle with state constraints to reservoir operation
具有狀態約束的最大值原理在水庫調度中的應用Through analyzing relative factors and establishing the mathematic model, the essay evaluates the objective functions under different optimized control index
選用最大值原理對最優賠付率進行數學推導,從而得出不同目標下的最優賠付率。His fundamental contributions to stochastic control include establishing a relation between maximum principle and dynamic programming via the viscosity solution theory, and introducing and developing the indefinite stochastic lq control theory
他應用粘性解理論建立了最大值原理與動態規劃之間的本質關系,並開創及發展了不定隨機lq控制理論。這些都是隨機控制論領域中的重大貢獻。In chapter 6, with the results of above chapters, we discuss the optimal control problems for weak - smooth system and draw a conclusion coinciding with that of smooth system, i. e., the pontryagin ' s maximum principle ( see th 6. 2. 7 )
第六章,在以上各章結果的基礎上,研究了弱光滑系統的最優控制問題,得到了與光滑系統一致的結果? ?龐特李雅金類型的最大值原理(即定理6The project profile and investment background, mainly includes such aspects as basic information of project, main technical and economic target, survey of member unit of developing and managing group, local natural condition, social economic environment, living state of inhabitants, regional development planning, industrial development environment etc. the project lies in the center of xiamen city, with the total constructional area of 75788. 330 square meters, among it, the residential area is 44992. 53 square meters, it is a high - rise dwelling building project
在產品開發策劃階段,主要解決建設什麼產品、怎麼建設產品、如何實現產品價值的問題。通過對項目規劃要求、項目發展條件的研究以及項目swot分析的綜合考量,按照利益最大化原則,提出產品規劃設計方案。通過項目組織結構的設計、組織管理體制的健全、項目施工排程的確定,以保證產品建設的順利進行。Discrete maximum principle model on controlling urban residential market
城市住宅市場調控的離散型最大值原理模型Complete maximum principle
完全最大值原理Principle of the maximum
最大值原理Maximum principle for optimal control problem of fully coupled stochastic system with state constraints
狀態約束下完全耦合的正倒向隨機控制問題的最大值原理4. design the optimal loiter trajectory of the attack uav in the horizontal plane using maximum principle and desige the loiter strategy of the attack uav using dynamic programming algorithm and game theory. 5
運用最大值原理對待機搜索段進行優化設計,並且應用博弈論、動態規劃方法對搜索策略進行設計,提高了無人機使用效率和作戰效能。Abstract : in this paper, the maximum principles for fourth order nonlinear parabolic equations are proved. by using these maximum principles, the uniqueness theorem and gradient estimates for the solutions of some fourth order parabolic equations are obtained
文摘:文中證明了四階非線性拋物方程的最大值原理,利用這些最大值原理獲得了一些四階拋物型方程的解的唯一性定理和解的梯度估計The thesis is typical and realistic. first, the thesis introduces some theory basis about real estate project feasibility analysis, including profit max theory, capital time value theory, 4 c theory of real estate marketing, risk - profit and risk - effectiveness theory, marketing environment analyzing and marketing demond forecast theory
主要包括市場分析及經濟分析方面的一些理論,具體有:收益最大化原理,資金的時間價值原理,風險?收益及風險?效用原理,房地產營銷中的4c理論,市場環境分析及市場需求預測理論。The other method is pontryagin maximum value principle dealing with low thrust control problem. however when the system is very complex, especially when the system contains uncertain factors, the method is not effective
但在多指標的要求下,這種方法難以求得最優解;另一種方法是應用pontryagin最大值原理解決有限推力最優控制問題,但對復雜的或者含有不確定因素的系統往往難以奏效。First, the maximum principle is used to generate an optimal guidance law for lunar landing, and the tpbvp is to be solved as a result of the numerical solution for optimal trajectory
文中首先應用極大值原理設計了最優著陸制導控制律,此時求解最優軌跡變成一個兩點邊值問題( tpbvp ) 。Risk premium, basis risk premium and systematic risk premium is built based on capital assets price model. the model is used to increase income under the condition which a systematic risk is reduced, not only the model reflects the actual meaning of hedging of stock index futures, but also combines conventional hedging theory and modern combinatorial hedging theory
風險溢價、基差風險溢價和系統風險溢價三部分構成的股票指數期貨套期保值原理數學模型,該模型的運用考慮在規避掉系統風險的前提下,如何使套期保值利潤最大化,該模型不僅從本質上反映套期保值實際意義,而且還是傳統套期保值理論與現代組合投資套期保值理論的有機結合。分享友人