incremental analysis 中文意思是什麼

incremental analysis 解釋
增加分析
  • incremental : adj. 1. 增加的,增大的,增長的。2. 增額的。3. 【數學】增量的。
  • analysis : n. (pl. -ses )1. 分解,分析;【數學】解析。2. 梗概,要略。3. 〈美國〉用精神分析法治療(= psychoanalysis)。
  1. Numerical method of shakedown analysis based on kinematical - type theorem for incremental collapse and its applications

    增量破壞型機動安定性分析方法及其應用
  2. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  3. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  4. We first constructed five traceable opratores and confined the detailed syntax of these five opratores so that we can explain each result of opratores and can construct the multi - opratores data cleaning program. through propagate the key information of each opratores, the mechanism of data lineage can trace the data cleaning program, which construct over the traceable oprators so that we can analysis and explain the cleaning result. according to the analysis and research of the incremental mode and conflict of data modification, we can correct and improve the exceptions which appear during the data modification

    接下來的數據沿襲機制通過傳遞各個操作的標識值,實現了對構造于可追溯操作基礎上的數據清理程序的追蹤,從而提供了對數據清理程序執行過程及結果的分析和解釋功能;同時利用互動式數據修改功能以及時糾正和改進數據清理過程中所出現的異常,並對數據修改過程中所涉及到的增量執行模式及操作沖突進行了充分地分析與研究。
  5. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等特點。
  6. Because the kinematically - admissble cyclic strain rate field required in kninematical - type theorem of shakedown analysis is rather difficult to be constructed, shakedown analysis based on kinematcal theorem cannot be directly applied. some conditions of kinematical - type shakedown theorem are released by ksnig and then the shakedown rules respectively for alternating plasticity and incremental collapse are obtained, for the numerical method based on the upper - bound theorem is formulated

    兩種方法的特點是:運用一種分級循環加載方式來尋找機動許可的塑性應變率場,利用這兩種機動安定準則的特點來判斷結構的安定性,從而得到機動安定性分析的安定載荷。
  7. In this paper, the approaches of load incremental and discrete least square collocation have been employed successfully in the geometrically nonlinear analysis for both stiffened and nonstiffened cylindrical shells

    摘要本文採用載荷增量最小二乘配點法分析圓柱殼體和縱、橫向加筋圓柱殼的幾何非線性問題。
  8. In the paper, the load incremental method is adopted. by the way of reducing the elastic model of the destructive blocks in the elements, the finite element analysis model is revised and the repeated computing process does n ' t finish until the results are converged. the proposed method can simulate the entire process of concrete structures from crack to complete damage

    分析中採用載荷增量法,對各級載荷下單元中破壞的材料分塊進行彈模折減處理,並重新生成單元剛度矩陣,經過多次迭代直至計算收斂,從而可以給出各類cfrp加固混凝土結構的載荷?變形全過程曲線,並預測其極限承載力。
  9. Major indices include reserve, remaining oil, recovery, cementing quality, incremental oil from measures taken, revenue from measures, measure increment input & output ratio, valid period of measures, duration of investment return of measures, validity of measures and economic efficiency, etc. through scientific analysis and studies on stimulation measures taken in different geologic blocks, the most proper measure based on geologic condition under certain economic policies are found to guide and manage oilfield production so as to decrease risks of investment and improve economic benefit, there fore to maximize the benefit

    主要指標有儲量、剩餘油、采出程度、固井質量;措施增油量、措施收益、措施增量投入產出比、措施有效期、措施投入回收期、措施有效率和經濟有效率等。通過對全油田不同地質區塊所採用的各項增產措施進行科學的分析和研究,找出在一定的經濟政策條件下,針對不同地質情況,採用最適宜的增產技術措施,來正確指導和管理油田生產,減少措施投入的風險,提高經濟效益,實現效益最大化。
  10. The direct analysis method has more efficient than the line programming for the shakedown analysis of contact surface layer, therefore, the mentality of shakedown analysis of contact surface layer was introduced based on the direct analysis method as follows : first, the direct method for shakedown analysis was presented and its application to a two - dimensional rolling / sliding contact problem was demonstrated. the direct method consists of operator split technique, which transforms the elastic - plastic problem into a purely elastic problem and a residual problem with prescribed eigenstrains, and an incremental projection method to determine the eigenstrain

    這些方法各有創新,其特點是計算速度快、收斂性好及精度可靠,計算規模避免了彈塑性隨動強化分析的非線性的影響,並使彈塑性問題轉化為殘余問題和線彈性問題,適用於滾動、滾滑及滑動接觸失效分析,從而有效地解決了接觸體安定性分析與裂紋萌生壽命預測的實際問題,也是本文對表面強化接觸失效的安定分析成為可能。
  11. To deal with the optimum diameter of pipe roofs applied in underground engineering, an algorithm for the sensibility analysis of pipe roof displacement based on the incremental motion equation was developed

    摘要針對當前管棚應用范圍日益廣泛和管徑的多樣化,本文推導了基於增量運動方程的管棚位移敏感度分析方程,編制了程序。
  12. Morever, the author studys the method of incremental dynamic analysis and apply this method to the seismic performance of structures. in the static pushover analysis, basic concepts and different application methods of the static nonlinear pushover analysis are summarized, some key problems of the static nonlinear pushover analysis are improved, that is, the instantaneous adaptive lateral load pattern is gained by the internal force of the structure and the target displacement is obtained by combining the capacity spectrum method with the code response spectrum

    在非線性靜力分析中,綜合闡述了pushover分析的理論基礎和不同的具體應用方法,並在pushover方法的關鍵問題荷載分佈模式和目標位移的確定上提出新的方法,即由結構受力反推得到的瞬時的適應性的荷載分佈模式和結合中國抗震規范反應譜的能力譜法確定目標位移的方法。
  13. Three circumstances on the geometric non - linear analysis are considered : the sag phenomenon of cables the nonlinear behavior of bending members and the geometry change due to large displacement. the non - linear behavior of cables is verified by introduced the ernst cable modulus of elasticity and cr formation is applied to analyze the non - linear of beams. an incremental - iterative method based on the newton - raphson method is adopted here to solve the non - behavior equations

    幾何非線性分析主要考慮三個方面:索的垂度效應、樑柱效應和結構大位移,其中:索的非線性分析採用ernst彈性模量對索材料的彈性模量進行修正,計及索的垂度效應的方法;梁單元的非線性分析採用cr列式法,計算中採用基於newton - raphson法的增量迭代方法求解非線性方程組。
  14. The increment - iteration solution strategy is adopted in the nonlinear finite element analysis. arc - length method and the incremental plastic reversibility procedure are used to find the complete load - deflection curve and deal with elastic unloading occurring in elasto - plastic analysis

    有限元分析中採用增量?迭代方法,結合弧長法和塑性增量可逆的假定,可以計算出完整的荷載位移曲線,並考慮彈塑性問題中可能出現的彈性卸載問題。
  15. The thesis, in the probability analysis and computation, considers the failure history of space frames and trusses, adopts the bound criterion and algorithms on the base of system ' s critical strength, and introduces the soft self - adaptation control bound into the identification of dominant failure modes ; at the same time, with the incremental load method and differential equalized recursive method, computes the limit - state function of failure mode and probability index precisely under no leaking the dominant failure modes

    文中在可靠性分析和計算部分,考慮空間剛桁架結構系統的失效演化歷程,採用基於系統臨界強度的約界準則和約界演算法,將柔性自適應控制邊界引入失效模式識別過程;同時,用荷載增量法和微分等價遞歸演算法相結合,確保在嚴格不遺漏主要失效模式的情況下,快速準確地求解失效模式的極限狀態方程和可靠度指標。
  16. First, based on the analysis to the development condition of computer and property of the input data of bridge, this paper, taking convenience and practicability as principle, develops the multi passages data - in system made up with human - computer interactive interface and excel import model. second, after comparing and analyzing to the calculation theories and methods of creep and shrinkage, clearing up the key steps of creep and shrinkage analysis, the paper takes incremental method to establish program to analyze secondary inner force caused by creep and shrinkage. third, the paper puts some optimal or simplified treatment to the contents of pre - stress and develops relative program ; in addition, through analysis to the different methods used to calculate the secondary inner force caused by pre - stress, the paper combines equivalent load method with finite element, carries out some simplified treatments, and establishes program to calculate secondary inner force caused by pre - stress

    首先,在分析當前計算機的發展狀況及橋梁結構輸入數據特點的基礎上,以方便、實用為原則,採用人機交互界面和excel輸入方式聯合的多通道數據輸入系統;其次,通過比較分析徐變收縮計算的各種理論及方法,澄清了徐變收縮分析的關鍵過程,並採用增量法編製程序,實現徐變收縮次內力分析;再次,對預應力的相關計算內容進行適當優化或簡化處理,並編制相應程序;另外,本文還在比較預應力次內力各種計算方法的基礎上,將等效荷載法結合有限元進行一些簡化處理,編製程序實現預應力次內力的計算;最後以三個算例來校核計算方法及程序運行結果的可靠性,取得了預期效果。
  17. Based on conclusion of practical experience from polymer flooding pilot test, and in combination with theoretical calculation and analysis of numerical simulation, the varying range of main production index by polymer flooding is determined, varying mode of liquid production, comprehensive water cut, oil production and incremental oil by polymer flooding is set up by adopting reservoir engineering method, forming simplified, fast and feasible method for calculating production index by polymer flooding, which provide practical and theoretical basis for making polymer flooding programe

    本文在總結聚合物驅礦場試驗實踐經驗和結合數值模擬理論計算分析的基礎上,研究確定聚合物驅主要開采指標的變化范圍,採用油藏工程方法建立聚合物驅采液量、綜合含水、採油量和增油量的變化模式,形成簡便、快速、實用的聚合物驅開采指標測算方法,為編制聚合物驅規劃方案提供了實踐和理論依據。
  18. Abstract : based on conclusion of practical experience from polymer flooding pilot test, and in combination with theoretical calculation and analysis of numerical simulation, the varying range of main production index by polymer flooding is determined, varying mode of liquid production, comprehensive water cut, oil production and incremental oil by polymer flooding is set up by adopting reservoir engineering method, forming simplified, fast and feasible method for calculating production index by polymer flooding, which provide practical and theoretical basis for making polymer flooding programe

    文摘:本文在總結聚合物驅礦場試驗實踐經驗和結合數值模擬理論計算分析的基礎上,研究確定聚合物驅主要開采指標的變化范圍,採用油藏工程方法建立聚合物驅采液量、綜合含水、採油量和增油量的變化模式,形成簡便、快速、實用的聚合物驅開采指標測算方法,為編制聚合物驅規劃方案提供了實踐和理論依據。
  19. Steel frame with welding joint easily occur brittle collapse because of having a low ductility at joints then , a semi - rigid connected steel frame has large the energy absorption capacity which can resist dynamic loads and the using steel qualities of bracing system and joints are small so adopting a semi - rigid jointed steel frame is economical and stable but for semi - rigid connections are complex and variable , in conventional analysis and design of steel structures , it is usually assumed that the connections between columns and beams are either rigid or pinned the analysis of steel frames adopting the assumption can simplify the procedure of analysis and design , but cannot precisely reflect structural practical circumstance and the errors of calculating results are large , even , get incorrect conclusions semi - rigid connection was referred to in chinese code for design of steel structures ( 2001 , 10 ) , however , it isn ’ t specified how to apply semi - rigid joints in design in fact it cannot be carry out the purpose of the paper give a calculating method that accords practical engineering and easily put into effect worthwhile it is going to promote the development of semi - rigid jointed steel frame in design and heighten structural stability in the paper , at first some commonly employed methods for the modeling of connection behavior are introduced richard abbott function modeling of connection is adopted for extended end plate bolted connection by the 34 test data comparing to regression analysis indicate richard - abbott function modeling of connection represents an excellent fit to test data then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring , base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects ofj ointed flexibility geometric non - linearity and shear forces in the connection deformations have been considered in and fixed - end forces are modified finally, a program for calculating semi - rigid with incremental - iterative method has been

    本文的目的就是為半剛性連接鋼框架的設計提供一種既符合工程實際又簡便易行的計算方法,供規范使用過程的補充、延伸或參考;同時,也將促進半剛性連接鋼框架設計技術的發展,為提高結構安全性能、節省工程成本發揮應有的作用。本文首先介紹了常見的幾種應用較為廣泛的樑柱連接彎矩轉角關系模型,在分析比較的基礎上,選用richard ? abbott函數模型作為外伸端板連接彎矩轉角關系模型,通過對34個外伸端板連接的實驗數據與回歸分析得到的參數比較可知,經回歸分析得到的此模型參數與實驗數據符合較好。然後用彈簧表徵連接點的轉動剛度,根據梁的轉角位移方程推導出半剛性連接的剛度矩陣,在單元剛度矩陣中考慮了節點柔性、幾何非線性和剪切變形的影響,並對固端力進行了修正,最後用增量迭代法編制有限元程序進行計算和分析。
  20. The results by incremental analysis showed that the cost per 1 unit effectiveness increased of combination of tcm and western medicine than western medicine therapy only needed 94. 01 yuan

    中西醫結合治療組與西醫治療組相比,只需追加較少的費用( 94 . 01元)就可獲得額外的一個單位效果。
分享友人