composite beam 中文意思是什麼

composite beam 解釋
疊合梁
  • composite : adj 1 併合的,復合的,混成的,合成的,集成的。2 【建築】混合式的;【造船】鐵骨木殼的。3 【植物;...
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  1. Elastic theory and plastic theory are adopted in the analysis of the two section composite beam. elastic theory suggests, on the condition of the same steel beam section size, the composite beam for the floorslab is suited lower flanges convertion section stiffness cuts down by 75. 1 %, elastic limit bending resistant capability cuts down by 47. 9 %, than the composite beam for the floorslab is suited on the top flange. it s conversion section stiffness is lifted 8. 0 %, elastic limit bending resistant capability is lifted 0. 20 %, than the steel beam

    彈性理論分析的結果表明,在鋼梁截面大小相同的條件下,樓板位於鋼梁下翼緣的組合梁和樓板位於鋼樑上翼緣的組合梁相比,其換算截面剛度降低75 . 1 ,梁的彈性極限抗彎承載力降低47 . 9 ,樓板位於鋼梁下翼緣的組合梁和純鋼梁相比,其換算截面剛度提高8 . 0 ,梁的彈性極限抗彎承載力提高0 . 2 。
  2. Down - stayed composite beam

    下撐式組合粱8
  3. ( 3 ) it is known that load effect is not consistent with the section resistance incommon section continuous composite beam. a kind of composite beam with itsrational section size is suggested, which is consist of the t shape concrete beam andsteel girder. this kind of composite beam not only has enough carrying capacity, almost has same positive and negative resistance moment, but can decrease theamount of the steel

    ( 3 )分析可知連續組合梁的跨中、支座截面處荷載作用效應及截面抗力規律不匹配,本文提出了採用t形混凝土梁和工字鋼代替一般的混凝土板和工字鋼的組合梁截面形式,並給出了截面尺寸比例,能使正負截面抵抗矩接近,符合組合梁受力特徵,減少了材料用量,滿足承載力和剛度等要求。
  4. Stiffness analysis and mode calculation of composite beam structures

    復合梁結構的剛度分析及模態計算
  5. Active control of piezoelectric composite beam vibration using a nonlinear fuzzy filter

    壓電復合材料層合梁非線性模糊濾波振動控制
  6. An adaptive fuzzy system for nonlinear active control of piezoelectric composite beam vibration

    壓電復合材料結構模糊自適應前饋振動控制
  7. Plastic theory suggests, the composite beam for the floorslab is suited lower flange, it s plastic limit moment cuts down by 52. 4 % than the composite beam for the floorslab is suited on the top flange. it s plastic limit moment lifts 8. 8 % than the steel beam, which is on the same condition

    塑性理論分析的結果表明,樓板位於鋼梁下翼緣形式的組合梁和樓板位於鋼樑上翼緣形式的組合梁截面相比較,其塑性極限彎矩降低52 . 4 ,和同等條件下純鋼梁截面相比較,樓板位於鋼梁下翼緣的組合梁塑性極限彎矩提高8 . 8 。
  8. Thus it is necessary to study moment resistance, rotation stiffness and rotation capacity of the joints. in this paper, six specimens on end - plate composite beam - to - column joints and two specimens on end - plate composite beam - to - column joints were designed to subject to static load. the factors of m - characteristics about semi - rigid composite joints, including bolts, profiled steel sheeting, beam, column, stiffen rib and reinforcement, are studied

    本文設計了6個端板型鋼-混凝土組合樑柱節點與2個端板型純鋼樑柱節點,通過對這些試件的靜力荷載試驗,重點研究了端板型鋼-混凝土組合節點的彎矩-轉角性能的影響因素,包括高強螺栓、壓型鋼板、型鋼梁、型鋼柱、加勁肋,以及混凝土板內縱向鋼筋配筋率等。
  9. ( 3 ) this thesis deduces the predigestion calculating method for calculating the section stress redistributed by the effects of concrete shrinkage, creep and difference temperature of pre - stressed lager cantilever composite beam with corrugated steel webs

    ( 3 )推導了預應力波形鋼腹板組合挑梁關于徐變、收縮及溫度效應下的截面應力分佈簡化計算方法。
  10. ( 2 ) based on the existing theory of lateral load distribution rule, and combined the structure characteristic of pre - stressed lager cantilever composite beam with corrugated steel webs, this thesis proposed the modified rigid beam method. taking this method, it is facilitated to compute the lateral load distribution factor of bearing composite cantilever beam with variable - stiffness under the load in arbitrarily position

    ( 2 )以現有的橫向分佈理論為基礎,結合大懸臂波形鋼腹板組合挑梁的結構特點,提出了修正剛接梁法的計算方法,能夠方便地計算變剛度懸臂組合梁任意點位的橫向分佈系數。
  11. In this thesis, the new structure of pre - stressed cantilever composite beam with corrugated steel webs on steel - concrete composite spine girder was brought forward for the first time, a series of experimental researches and theoretical analyses relating to this new structure are conducted, including load transverse distribution rule, shrinkage and creep effect, temperature difference effect, and ultimate bearing capacity

    本文提出大懸臂預應力波形鋼腹板挑梁這一新的構造形式,對其橫向分佈規律、收縮徐變、溫差效應以及承載能力等方面的受力特徵進行了分析和試驗研究。
  12. The main work is described as follows : ( 1 ) this thesis introduces the phylogeny, research and application actuality inland and abroad of steel - concrete composite structure with corrugated steel webs, summarizes the basic construction and forcing characteristic of pre - stressed cantilever composite beam with corrugated steel webs

    主要做了以下工作: ( 1 )介紹了波形鋼腹板組合結構的發展歷史、在國內外的研究應用現狀,總結了預應力波形鋼腹板組合挑梁的基本構造特點和受力特徵。
  13. Many optimization joints mid design methods which have been applied in actual engineerings are put forward, including the rc looped - beam joint, enforced - steel loop joint, joint between columns filled with steel tubes and rc beams, joint between columns filled with steel reinforced concrete and rc columns, joint between column filled with steel tube and composite beam, composite beam design method, prestressed laminated open - web truss mid so on

    其中,提出的較優化的鋼筋砼環梁節點、鋼加強環節點、鋼管砼柱與鋼筋砼柱節點、鋼骨砼柱與鋼筋砼梁節點、鋼骨磚柱與組合梁節點及組合梁設計方法、預應力疊層空腹桁架等,都已應用於實際高層建築中。
  14. The results indicate that shear resistance of composite beam accounts for 1. 0 ~ 1. 14 times of that of cast - on - site concrete beam

    該分析結果表明,疊合梁的斜截面承載力是整澆梁的1 . 00 ~ 1 . 14倍。
  15. Therefore, the scientific scholarsboth at home and abroad have been carried series of research work since the 1960s, with some defects still remaining unresolved. the objects of this research are : ( 1 ) to analyze the course of the crack, itsappearing and development, and discuss the major factors influencing the behavior ofthe negative moment region in continuous composite beam. ( 2 ) to establish the modeand formulas of the crack width by the theoretical analysis

    本文研究的主要目的是通過對組合梁負彎矩區裂縫的出現、發展的過程分析,討論影響鋼-混凝土連續組合梁負彎矩區受力性能的主要因素,建立了組合梁負彎矩區裂縫計算模式和裂縫寬度的計算公式,並初步探討了連續組合梁合理截面形式。
  16. ( 3 ) to discuss thereasonable section shape of the continuous composite beam. the works of this paperare as follows : ( 1 ) contrast the cracking course of the concrete beam and the composite beam, atthe point of the bending state of the beams, put forward the crack width mode : bending curvature 、 crack height 、 the distance between crack

    據此,本文的主要研究成果如下: ( 1 )通過分析、對比普通混凝土梁和組合梁負彎矩區裂縫出現、發展過程,以構件受彎狀態為出發點,提出了以彎曲曲率、裂縫高度、裂縫間距為主要參數的裂縫寬度計算模式。
  17. The analytical example is min - river cable - stayed bridge, which is the third longest cable - stayed bridge and the longest composite beam cable - stayed bridge in the world, with main span 605m. the paper set up a 3d model of the bridge with ansys finite element program, considering the geometrical and material non - linearity

    以青州閩江大橋這座主跨長605m的大跨度疊合梁斜拉橋為例,利用ansys大型通用程序建立成橋階段、懸臂階段的空間模型,在計算中考慮了材料非線性和幾何非線性的影響。
  18. Therefore, it might be very essential to study the cable stayed bridge of the super breadth composite beam. additionally, the main problems of the study are as follows : 5 、 the distributing for stress of lengthways and transverse in transect ; 6 、 discussing the change of stress of lengthways and transverse, while the breadth of bridge is changing ; 7 、 in the cable stayed bridge of the super breadth composite beam, the lengthways reinforce rib and rigidity crossbeam exert influence on stress of bridge board ; 8 、 while tower and beam are concretion, main tower affects bridge board

    鑒于目前關於此類橋型研究成果不多,就此作了下列若干問題的研究: 1 、超寬疊合梁斜拉橋橫斷面上縱向應力分佈和橫向應力分佈特點的研究; 2 、對超寬疊合梁斜拉橋隨著橋寬變化時,上述兩種應力分佈變化規律進行探討; 3 、在超寬疊合梁斜拉橋中,縱向加勁肋對橋面板受力的影響;橫梁尤其是剛性橫梁在橋面板受力中所起的作用; 4 、塔梁固結時,主塔對橋面板的作用。
  19. Now, it is important to develop the composite blade researching, two measures including analysis methodology and finite methodology are provided. in this text, the finite rotation composite beam theory developed by hodges and his co - workers, during the late 1980 ' s, is adopted in order to research rotor of helicopter. a liner and two - dimension finite analytic measure is used to calculate the section characteristic and strain of the blade ; a semianalysis methodology is used to calculate the sensitive degree of section characteristic

    以giavotto的線性二維有限元分析模型為基礎考慮了復合材料槳葉的結構和變形特點,計入了剖面翹曲的影響,在此基礎上編制了具有八節點等參元復合材料槳葉剖面剛度計算的有限元程序,分析計算了復合材料梁的剖面剛度、彎曲中心、剪切中心;並利用半解析法進行剖面剛度、剪切中心、彎曲中心的參數靈敏度分析。
  20. Based on the fiber element method, parametric analysis was performed on the behaviors of moment - curvature and lateral load - lateral displacement relationships for the composite beam - columns. the selected parameters were the axial load level, slenderness ratio, steel ratio, strength of the materials, etc. finally, simplified models for the moment - curvature and the lateral load - lateral displacement hysteretic relationships, as well as simplified formula for calculating ductility coefficient were suggested

    用纖維模型法系統地分析了軸壓比、長細比、截面含鋼率、鋼材和混凝土強度等參數對m -和p -滯回曲線骨架線的影響規律,提出了壓彎構件m - 、 p -滯回關系模型及延性系數的確定方法。
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