橋面系 的英文怎麼說

中文拼音 [qiáomiàn]
橋面系 英文
bridge deck system
  • : 名詞1. (橋梁) bridge 2. (姓氏) a surname
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • 橋面 : road of bridge; bridge floor; deck
  1. Abstract : based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    文摘:在分析鋼鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無限遞增的關,當添加量超過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值
  2. Based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    在分析鋼鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無限遞增的關,當添加量超過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值
  3. Those of multi - span, middle - length ( about 25 - 40 metres ) are of large percentage among advanced bridges. simply - supported girder bridges with continuous decks are inferior to those of continuous girders because their decks crack easily. owing to the complex construction of continuous girder bridges, which is laboursome and time - consuming, people have been thinking about an approach to combining the advantages of the two so as to speed up the building and reduce the work procedures

    在高等級公路梁中,多孔中等跨徑(跨徑在25 40米左右)的梁占很大的比重,連續的簡支梁結構體由於存在容易開裂等缺點而在與連續梁結構體的競爭中常常處于下風。
  4. In this paper, a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge. it comprises steel slab, zn coating layer, closing layer, adhesive, pre - mixed asphalt stone and dual layer sma from bottom to top. it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas, according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer

    本文針對武漢軍山長江公路大鋼箱梁鋪裝工程,從鋪裝層環境溫度變化范圍、交通量等使用條件出發,在用algorfeas有限元分析軟體分析鋪裝層受力變形基礎上,提出了(即鋼板+金屬鋅塗層+封閉層+粘接劑+預拌瀝青碎石+雙層sma )的高性能鋼sma鋪裝體,並對這種sma的組成材料,包括改性瀝青、集料、礦粉、纖維進行了比較研究,設計了這種sma的配合比,對sma混合料的性能進行了對比試驗,對這種sma方案進行了疲勞性能研究,驗證了所選擇sma方案的可行性。
  5. In combination with the rapid development of highway construction and the present severe situation of tilled land and land resource, effects on economy, society and resource produced by highway construction are approached from three different angels : the improvement to the economy and society development, the peculiarities and the severity of occupation of land resource and the bad effects on land use caused by soil and water loss, thus arousing the people to pay high attention to the occupation of land resource in highway construction. a method of cost - benefit analysis is approached to evaluate the economic rationality of occupation of land in highway construction and the social benefits produced by highway construction are analyzed qualitatively ; at last, these methods are tested and verified through a concrete engineering in yangling agricultural hi - tech demonstrational zone and effective technological and systematic measures are put forward in order to settle the problem onto a compatibly developmental path

    本研究從公路建設迅速發展的實際和土地、耕地資源臨的嚴峻形勢著手,在實地調研的基礎上,結合相關的文獻和資料,從公路建設對經濟、社會發展的促進作用,公路建設佔用土地資源的特點,公路建設造成的水土流失對土地資源利用的危害等三個方統地分析總結了公路建設活動對經濟、社會與資源的影響,以引起社會各界對公路建設與土地資源佔用問題的重視;用成本-效益分析法對公路建設佔用土地資源的經濟合理性進行評價,並對公路建設佔地的社會效益進行分析,通過楊凌農業高新技術產業示範區三路一工程驗證它們的實用性。
  6. In the segment precasting, cantilever erection and bridge deck construction during the paksey bridge construction, the precise surveying control results in the minimum error between the bridge deck line and the designed line

    摘要在paksey大的施工過程中,對節段梁的預制、節段梁的懸臂拼裝以及的施工進行了精密的測量控制,從而使線形與設計線形的誤差最小。
  7. Based on the background of a city key construction project 棗 hongshan bridge, the loading characteristics of the deck system consisting of mutirow cantilever in composite structure of steel and concrete is studied in the thesis

    本文以長沙市洪山大為工程背景,對組成的多排懸臂鋼-混凝土組合梁的受力特點進行了研究和探討。
  8. On the basis, the effect of different factors such as the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed

    此外,採用線彈性方法,就拱的吊桿的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該整體穩定性的影響展開探討與研究。
  9. The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated

    本文應用有限元分析商業軟體ansys6 . 0 ,採用線彈性方法,通過對該的空間有限元模型進行穩定性分析,得出其成運營階段各種工況下的穩定安全數。在此基礎上,本文還通過有限元模型分析,就拱的矢跨比、吊桿(立柱)的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該整體穩定性的影響展開探討與研究。文中給出了各因素變化情況下的穩定安全數,指出了對鋼管混凝土提籃拱橫向穩定性有顯著影響的因素及其合理變化范圍,並對銅瓦門大提高橫向穩定性的措施的經濟合理性進行了分析。
  10. The prestressed continuous beam - arch composite bridges are a special structural system where the horizontal thrust of the arch rib is absorbed by a prestressed tie at deck level. in some cases, this type of structure is preferable because it does n ' t have the large thrust at the spring hi traditional arch bridges and the somewhat large bending moment and shear force in traditional beam bridges. as a result, the performances of the prestressing reinforcement can be efficiently utilized

    它利用拱肋承擔壓力,梁預應力束抵抗拱端推力,吊桿及縱橫橋面系結構承受荷載,既克服了傳統拱巨大的拱端推力,又改善了連續梁較大的彎矩和剪力的受力狀況,最大限度地發揮了拱梁混凝土和預應力鋼筋各自的特點,經濟效益顯著。
  11. According to the dynamic evolvement rules of the stress, strain and fracture distribution or fatigue cracking mechanism, fatigue equation and axle load conversion of the steel bridge deck asphalt mixture surfacing are proposed

    依據鋼瀝青混合料鋪裝體復合結構的應力場、應變場和損傷場在疲勞過程中的動態演變規律以及疲勞裂縫的形成機理,推導出鋼瀝青鋪裝層疲勞性能方程和車輛軸載換算公式。
  12. According to the theory analysis and engineering practice, the application of natural vibration features in bridge inspection is introduced. during the transient dynamic analysis of pubugou cfst arch bridge, the time history responses of the structure under uniform velocity moving load and impact load are analyzed, and the amplification coefficients of deflection and internal forces of the structure are intensively analyzed

    在瀑布溝大的瞬態動力分析中,模擬分析了當移動荷載以不同速度通過時的時間歷程動力響應以及在沖擊荷載作用下跨結構的時間歷程動力響應,並對跨結構在移動荷載和沖擊荷載作用下的動力放大數作了較為詳細的分析。
  13. During the 3d finite element calculation, try to simulate different procedure of the construction ( like sunk well in - filling, main cable erection, box girder hoist, bridge flooring and opening to traffic ). and then, reveal the regulation of deformation and displacement on the foundation and soil during different period. after got these, this thesis put great attention on the analysis of the reason which cause the horizontal displacement of the cable saddle, as well as the regulation of the pressure ' s changing in the soil located on the front side of the sunk well foundation

    在三維有限元計算中,對不同工況(沉井充填、錨體澆築、主纜架設、箱梁吊裝、鋪裝以及通車運營)下的施工過程作了模擬,全揭示了各工況下錨碇沉井基礎與地基土的變形變位規律,著重分析了影響散索鞍水平位移的因素以及不同工況下沉井前測地基土水平向抗力變化規律,並提出了不同深度地基土水平向抗力與水平位移間的擬合關
  14. A new bridge structure cooperated by the single - towered cable - stayed structure and the rigid frame structure was presented. many aspects of jinma bridge are researched and analyzed, such as the design method, configuration of the superstructure, section choice of the tower, design and construction methods of the deep - water bases, the stiffness of the cooperated rigid frames, strengthening way in the tower. it is concluded that this new structure is the economical, aesthetic and suitable project for the large - span situation

    主要內容和結論如下: 1 、提出了獨塔斜拉與兩側剛構相連接的新型協作體斜拉結構形式,並對該的方案比選、設計思路、橋面系結構形式、塔柱截設計、深水基礎的設計及施工方法、協作剛構的剛度選取、塔柱的直束加固等方作了詳細地計算分析和比較。
  15. In view of the defects of the available bridge girder models , this paper proposes a new double - girder model adapted to composite bridge sections for the dynamic analysis of long - span cable - stayed bridges in the proposed model , the equivalence of the stiffness and mass systems of the bridge girders can be satisfied and the nodes and elements can be maintained in lower numbers the dynamic behavior of a cable - stayed bridge is analyzed by the new double - girder model and the conventional triple - girder model respectively the numerical results show the accuracy and efficiency of the proposed model

    針對大跨度斜拉動力分析的現有橋面系模型的不足,提出了一種適用於疊合梁橋面系的新型雙主梁模型該模型既保證了橋面系剛度統和質量統的等效性,也使模型的節點數和單元數維持在一個較少的水平,提高了計算效率採用文中提出的雙主梁模型和傳統的三主梁模型對廣州鶴洞大進行了動力特性分析,結果顯示了本文模型的正確性和實用性
  16. The spring elements are adopted to simulate the link between the bridge foundation and soil, and the longitudinal restraint of tracks on the superstructure of bridges

    摘要採用彈簧單元模擬地基對梁基礎的嵌固以及軌道橋面系對梁體的縱向約束作用,建立梁軌道地基共同受力的全整體模型。
  17. The principles of the general arrangement and the determination of the dimensions of the main structure are described. the dispositions of hangers, outside tie - rods, cross ties, deck - structures as well as the structural analysis and method of construction are discussed in detail, and some opinions about the future development are also given

    中吊桿、體外桿及橫撐、橋面系結構處理、結構力學分析、施工方法等諸方的技術措施都進行了詳細的論述,並對今後的發展前景提出了一些看法。
  18. When whole analysis is carried through the beam - lattice method and bridge surface is made of box beams with one box and two cells, according to the principle of constant bending rigidity and every part revolving the same neutral axis, a box beam can be simplified into three beams in the places of corresponding webs. thus effective transfer of shearing force can be ensured, and global property can be reached through that of three beams, this kind of method is simple and is able to ensure engineering precision ; secondly, the paper is based on elastic theory, adopts finite element method and carries through the first kind stability analysis towards zhongshan no. one bridge

    在選用梁格法進行整體分析時,遇到橋面系是單箱雙室的箱型梁時,按照抗彎剛度不變且各部分繞著同一中性軸的原則,將一個箱型梁在相應的腹板處簡化成3根梁,能夠保證剪力的有效傳遞,而且可以由這劃分的3根梁的性能得到箱型梁結構的總性能,這種方法簡便易行且能保證工程精度;其次,本文基於彈性理論,採用有限元法對中山一進行了第一類穩定分析。
  19. Based on the achievements done by others and the feature of superstructures, we establish the segment models under the different loads for the fem calculating of the deck and make it for the final conclusion that the distribution of the stresses in the deck of this main girder are uniform

    本文結合已有的研究成果以及金馬大橋面系的結構特點,通過建立主梁的有限元節段模型,並分工況計算板的正應力分佈情況。計算結果表明,肋板式斜拉主梁的板正應力分佈是比較均勻的。
  20. It is demonstrated that elastic and small deflection static analysis is adequate to calculate the static initial equilibrium configuration of large span cable - stayed bridges

    結果表明:大變形效應對恆載下構件的內力和橋面系變形影響很小,線性的靜力分析足以滿足要求。
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