unit displacement 中文意思是什麼

unit displacement 解釋
單位位移
  • unit : n 1 個體,一個,一人。2 (計值、組織、機構)單位;單元;小組,分部;【軍事】部隊;分隊。3 【機械...
  • displacement : n 1 轉位,移動;取代,置換;(人的)流離失所。2 撤換,免職。3 【機械工程】(活塞)排氣量;【航海...
  1. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析,得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  2. The content of this thesis, through the deformation destruction process of th e typical nanlidu landslide along the national highway 318, uses the finite unit a nalysis of computation, revealing the elastic, plastic stress and displacement of each joint inside the slide area pointing out the distribution range of the tension stress and the plastic deformation range, computering the stability safety factor of the slide area, gaining the fixed quantity, quota that evaluates the stability of the slide area, revealing the position of the slide area which is most likely to los e its stability, thus, it can provide theoretic proof for the programs which renova te landslides

    本文的研究內容是通過318國道南里渡典型滑坡的變形破壞過程,採用有限元計算分析,揭示滑體內部每個節點上的彈、塑性應力及位移,找出拉應力分佈區和塑性變形區,計算滑體穩定安全系數,得出衡量滑體穩定的定量指標,揭示滑體最可能失穩的部位,從而為滑坡整治方案提供理論依據。
  3. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外,本文採用隨機有限元方法,將圍巖容重、側壓力系數、垂直荷載高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參數作為隨機變量,應用蒙特卡洛理論進行計算機隨機取樣,對雪峰山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估,得出了襯砌的相關位移與內力的均值和方差,並計算出了相應的襯砌結構可靠指標。
  4. Solving the wire loop profile for which nonlinearity mainly caused by plastic - elastic forming is a challenging work, a finite element model has been proposed to simulate the wire loop profiling, in which beam23 has been selected as calculating unit, and the trajectory of capillary is divided into many displacement loads and applied on the wire step by step

    摘要針對引線成形過程中的材料非線性和幾何非線性問題,選用塑性變形梁beam23單元建立有限元模型,通過時引線分階段分步施加位移載荷模擬鍵合頭的運動軌跡,求解得到相應的引線輪廓形狀。
  5. The main function of a governor is to monitor the speed deviation of a hydro turbine unit and convert it into the displacement deviation of the servomotor according to a specific characterisic. it is used to control the opening of the guide apparatus and to ensure the unit run steadily at fixed speed under a given load

    調速器的主要功用是檢測機組轉速偏差,並將它按一定特性轉換成接力器的行程偏差,藉以調整機組導水結構的開度,使機組在給定的負荷下以給定的轉速穩定運行。
  6. When analyzing skew support continuous curved box girder bridge, curved grid girder analyzing method considering warping effect is applied. matrix displacement method is applied in analyzing skew support continuous curved thin - walled box girder bridge with restrained bearing. in order to convert original rigidity equations to structural rigidi ty equations that can be solved, bearing nodal displacement matrix can be introduced, then unknown quantities at the edge of beams can be consistent with the restrained directions of skew bearings, unit rigidity matrix and unit nodal forces can be gained. structural rigidity matrix can be composed according to matrix displacement method, so nodal displacements and inner forces on the end of the rod that are unknown can be gained calculating equations of inner forces on any cross - section can be solved

    分析斜支承連續曲線箱梁橋時,採用考慮翹曲作用的曲線格子梁分析方法,應用矩陣位移法對具有約束支承形式的斜支承連續曲線薄壁箱梁橋進行分析,考慮到支座的約束條件並不與梁端彎曲角位移和扭轉角位移的方向一致,引入支座節點坐標矩陣,使得梁端的位移未知量與斜支座約束方向一致,來計算單元剛度矩陣和單元節點力,然後按照矩陣位移法組集總剛並建立結構剛度方程,根據結構剛度方程即可求解未知的節點位移及桿端力,推導出任意截面處的內力計算公式。
  7. Our main products are plate heat exchanger, unit heat exchanger, spiral heat exchanger, displacement heat exchanger, air radiator, welded plate heat exchanger, shell and tube heat exchanger, heat exchange boiler, etc

    公司主要產品有板式換熱器、換熱機組、螺旋板式換熱器、容積式換熱器、空氣散熱器、釬焊板式換熱器、全焊板式換熱器、列管式換熱器、全自動換熱開水器等設備。
  8. In this paper, we have discussed the influences of supply air temperature, supply air quantity, supply air turbulence, as well as mixing ratio of supply unit. all of above parameters are important for the extension of the adjacent zone. consideration of all the parameters is essential for a good system design which can ensure the advantage of displacement ventilation

    本文研究了各種送風參數對鄰接區的大小的影響,結果表明:送風溫差、送風量、送風湍流度以及送風口的摻混量等因素對其都有重要影響,在設計時必須仔細平衡這些因素,確定合適的送風口和送風參數,才能使設計更加合理,充分發揮出置換通風系統的優勢。
  9. In the paper, based on the method of low pair replacing with high pair, the problem of cam design was transferred to that of linkage design. by means of rotary unit vectors, the equations of displacement, velocity and acceleration of the replacement mechanisms were developed. and then, the virtual linkage ' s length and direction were deduced

    論文基於高副低代原理,將平面凸輪機構設計與再現函數的平面連桿機構設計統一為同一種方法,運用圓向量函數建立代換機構的位移、速度、加速度矢量方程式,求取虛擬連桿桿長和方向,由此展開凸輪理論廓線、實際廓線、曲率半徑和壓力角的求解,並得出用圓形刀具加工凸輪時刀具中心的軌跡方程。
  10. A thermal expansivity test device consisting of hating unit, attemperating unit, displacement transducer, recorder and so on, was developed to determine the thermal expansivity of new sand, clay - beaded sand, sodium silicate sand, resin bonded sand with the temperature or isothermally

    摘要鑄造用砂熱膨脹性測試裝置,由加熱裝置、溫控裝置、移位傳感器、記錄儀等組成,可實現鑄造用原砂(亦可用於粘土型砂、水玻璃型砂、樹脂型砂等)的隨溫和等溫熱膨脹性測試。
  11. Then each. cable - strut - membrane unit is analyzed by adopt the non - linear finite element analytical method. according to virtual work principle, the equation of solving is formed, from the timid displacement principle, derive and happen to ask the equation of solving. through the whole n - r method, cooperative form - finding of the cable - strut - membrane structure will be realized

    然後,採用非線性有限元分析方法,對各個單元進行分析,由虛位移原理,推導出求解方程,通過全n - r法迭代,實現索桿膜結構的協同找形。
  12. Then using the method of unit virtual - load, the displacement constraints are transformed into a explicit function to the design variables

    然後利用單位虛載荷法將位移約束轉化為設計變量與約束的顯式關系。
  13. When the axial compression ratio increases more than 0. 42, the variation of the displacement ductility ratios is small ; when the stirrup ratio per unit volume increases more than 1. 9 %, the displacement ductility increases slowly ; with increasing the shear span ratio a, the displacement ductility increases for, < 1. 5, decreases for > 1. 5

    當軸壓力系數增加到0 . 42以後,位移延性的變化較小;體積配箍率增加到1 . 9 %后,位移延性的增長減緩;當剪跨比小於1 . 5時,型鋼混凝土柱的延性系數隨剪跨比的增加而提高;但當剪跨比大於1 . 5時,隨著剪跨比的增加,型鋼混凝土柱位移延性系數有所降低。
  14. First of all, the hexahedral meshes are chosen as the cover system of nmm. the cover system of three - dimensional nmm, displacement functions in the all cover systems, the selection of weight functions, diversified unit matrix and numerical integral method of manifold element ( hammer integral method ) are discussed in detail

    文中首先選取標準的三維六面體網格作為流形方法的基本覆蓋,研究了三維數值流形方法的有限覆蓋系統、各階覆蓋位移函數、單元權函數的選取、三維數值流形方法中的各種單元矩陣、以及流形單元的數值積分方法( hammer積分方法) 。
  15. 2. based on the muller - breslau principle, formulars of equivalent nodal loads for the curved - and straight - beam element while occuring unit relative constrained displacement have been deduced. the influence surface of the internal force for grillage has been analyzed by combining kinematic method with finite element static method, using the superposition principle applied to little deformation

    根據米勒-布雷斯勞原理,推導了曲梁、直梁截面發生單位強迫相對位移時的等效結點荷載計算公式,運用小變形的疊加原理,將梁格機動分析與梁格有限元靜力分析相結合建立了內力影響面。
  16. In addition, a calculating method of parametrically designing hydraulic motor with non - circular planetary gear is proposed aiming at maximal unit displacement and the minimal pulsation ratio by means of visual c + + 6. 0 software

    此外,探討了以單位體積排量最大為設計目標,流量脈動率最小為約束條件對非圓行星齒輪液壓馬達的參數化設計方法。
  17. Then, under the condition of satisfied the output volume request, a designing method of parametrically designing hydraulic motor with multi cylindrical gear is proposed aiming at minimal cubage with by means of visual c + + 6. 0 software, a calculating method of parametrically designing hydraulic motor with non - circular planetary gear is proposed aiming at maximal unit displacement and the minimal pulsation ratio by means of visual c + + 6. 0 software, and some designing method examples are provided for verifying the accuracy and possibility of those design methods

    再次,在滿足排量要求條件下,以體積小為設計目標,利用visualc + + 6 . 0軟體對圓柱多齒輪式液壓馬達進行了參數化設計軟體的開發;另外,以單位體積排量最大為設計目標,以流量脈動率最小為約束條件,利用visualc + + 6 . 0軟體對具有圓柱行星齒輪的非圓行星齒輪液壓馬達的參數化設計軟體進行了開發。
  18. The boundary element method ( bem ) is applied to compute crack open displacement ( cod ). because of unit area being resolved or linear integrated, the efficiency and precision of boundary element analysis are improved greatly

    採用裂紋張開位移全場擬合法( gcdfp )求出裂紋面前緣的應力強度因子( sif ) ,所得到的sif達到與所用的裂紋張開位移( cod )資料同樣的精度。
  19. Based on the assumed vertical displacement of the unit cell and the assumed distribution on the pile - soil interface of the pure friction pile, and using the boundary conditions that there was no relative slipping between pile and soil, the pile decrement was equal to that of soil on the pile - soil interface and that the vertical sheer stress of the unit cell ' s outer edge was equal to zero, the formula for the frictional distribution of the pure friction pile and the formulas for the displacement of pile and soil in the treated area were deduced

    通過假定的單元體豎向位移模式和純摩擦樁樁側摩阻力分佈模式,利用樁土間無相對滑移、樁土界面處樁土壓縮量相等和單元體邊界處豎向切應力為零等邊界條件,推導出復合地基純摩擦樁樁側摩阻力分佈的具體表達式,以及加固區樁土壓縮量的計算公式。
  20. In light of the increment of capacity of hydrogenerating units in shitang hydropower plant, the vibration influence of the power house induced by increment of unit capacity and improvement has been studied, after checking and analying the vibration displacement and frequency of the power house structure

    摘要結合石塘水電站增容改造工程實例,對廠房結構的振動位移和頻率進行了測試與分析,研究了水輪發電機增容改造對電站主廠房的振動影響。
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