無荷載的 的英文怎麼說
中文拼音 [wúhézǎide]
無荷載的
英文
unburdened-
The main components of the latter are multi - rib sandwich panels, including floor slabs and wall slabs. reinforced concrete conformation columns are set where the longitudinal walls and latitudinal walls intersect and copulative beams are set where floor slabs and wall slabs intersect. they play a role of linking and transferring loads, bearing a small part of loads at the same time
無骨架體系的主要承重構件是密肋夾芯板(包括樓板和墻板) ,縱、橫墻相交處設鋼筋混凝土構造(連接)柱,墻板和樓板相交處設連系(圈)梁,連系梁和柱主要起連接和傳遞荷載作用,也承擔少部分荷載。A joint j is typical of those at which there is no external load.
節點J是無外荷載作用的典型節點。This thesis also introduces some kinds of the jointing of cable and membrane strucfores. an open - air palestra has been designed in this thesis. the force density method has been used to analyze the shape, and the nonlinear finite method has been used to analysis the loads
最後,本文還採用文中推導的離散方法,通過力密度法對某風雨操場進行形態分析,並通過將找形結果用非線性有限元法在無荷載狀態下計算結構的應力,結果表明本文推導的方法找形精度是足夠高的。2. by using the rmt - 150b servo rock testing system, we have performed uniaxial compression test and analysed mechanical parameter of swelling pressure at different water contents. 3
利用自製的膨脹儀,對紅山窯膨脹巖進了側向約束無荷載膨脹試驗、側向約束軸向加壓條件下的膨脹試驗以及膨脹壓力測試。In this thesis, studies are focused on as follows : ( 1 ) based on analyzing the general transfer - matrix, the conception of the generalized double layer soil model is proposed, and the transfer - matrix ( r ) of half - infinite elastic mass is introduce - d to the analytic expressions of stress and settlement under the uniform circular, rectangular and strip vertical loads in multi - layered soil ; ( 2 ) according to the analytic expressions of the additional stress and settlement under unifo - rm circular in multi - layered soil, rectangular and strip vertical loads, the programs are develop - ed to resolve and debugged. the results show that the programs are correct ; ( 3 ) through calculating the coefficient of additional stress on the central axis of uniform circ - ular vertical loads, under the corner point of the uniform rectangular vertical loads, and on the central axis of uniform strip vertical loads, and the settlement on the center of uniform circular vertical loads and uniform rectangular loads in double - layered soil, the characters of stress and settlement are discussed ; ( 4 ) a case, as an example, is studied with different calculation methods, such as traditional theory, fem. the results obtained are compared
本文在已有研究成果的基礎上進一步開展了以下幾方面的研究: ( 1 )在對層狀地基傳遞矩陣法中的總傳遞矩陣分析的基礎上,提出了廣義雙層地基模型的概念,並把半無限體的傳遞矩陣r引入到多層地基在圓形垂直均布荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式中; ( 2 )根據多層地基在圓形荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式,編制了程序,調試通過並驗證了其正確性; ( 3 )通過對雙層地基圓形垂直均布荷載中心軸線上的附加應力系數和荷載中心沉降,矩形垂直均布荷載角點下的附加應力系數和荷載角點沉降及條形垂直均布荷載中心軸線上的附加應力系數進行的計算,探討了雙層地基中的附加應力與沉降特性; ( 4 )應用本文的層狀地基體系理論對一個工程實例進行了計算分析,並與傳統的計算方法的計算結果和有限單元方法的計算結果進行了對比分析,結果表明利用層狀地基理論計算更能反映地基中附加應力分佈的實際情況。This paper demonstrates ultimate stress increment of unbonded tendons can be composed of approximate elastic deformation along the elements and local plastic deformation by nonlinear analysis on the unbonded partially prestressed concrete continuous structures. referring to the rule of ultimate stress increment of unbonded tendons at every load case, a regression formula of ultimate stress increment of unbonded tendons based on elastic - perfectly plastic model has been presented for engineers to calculate ultimate stresses of unbonded tendons in prestressed concrete multi - span continuous structures
考慮在各種荷載工況作用下無粘結筋極限應力增量的變化規律,並與理想的彈塑性模型相比較,最終得出以理想彈塑性模型計算各種荷載工況作用下無粘結筋極限應力增量的回歸公式,從而為預應力混凝土多跨連續結構的無粘結筋應力設計計算提供有益的參考。Ultimate stress increment is a hotspot problem in theory of unbonded partially prestressed concrete structure, however, according to design critera and the art of the state on this issue around the world, it is still not considered in reason that ultimate stress of unbonded tendons in prestressed concrete multi - span continuous structures varies with load cases
無粘結筋的極限應力增量一直是無粘結預應力混凝土結構理論中熱點問題,而從目前各國的設計依據及研究現狀來看,還沒有合理考慮多跨連續結構的無粘結筋極限應力隨荷載工況變化的情況。In order to take the influence of the internal force from translation into consideration, the design of in - plane buckling of unbraced frames adopted a new second - order elastic method to calculate the structural internal force, e. g. the imaginary horizontal loads method
為考慮變形對內力的影響,對無支撐框架的平面內穩定計算提出採用假想水平荷載法進行二階彈性內力分析,以與國際上鋼結構設計相接軌。Expression to determine the critical load of frames braced by flexural - typed bracings was presented. how the bracing beams influence the buckling modes of the frames when the bracing stiffness is increased was also investigated
進一步,根據彎曲型支撐剛度與框架臨界荷載的變化關系,得到了使框架發生無側移失穩的彎曲型支撐臨界剛度的計算式。The prestressed cable is a long - span structure which represents tensegrity structure thought. tensegrity structure is not stable without prestress and structural stiffness should be guaranteed by prestress. the structural stiffness changes compatibly with the load
張拉整體結構在無預應力情況下結構是不穩定的,結構的剛度依靠預應力予以保證,並隨著荷載的作用,結構的剛度不斷變化。The linear elastic slope deflection equations of gable portal frames when occur the side - sway and non - sway buckling are derived. the equations considere the rafter slope and the vertical uniform loading subjected on the rafter. the established equations of non - sway buckling can consider the effect of snap change effect of gable frame
推導了山形門式剛架有側移失穩和無側移失穩的線彈性位移方程,方程考慮了斜梁傾角和斜樑上豎向均布荷載的影響;建立了能考慮山形門式剛架跨變效應的無側移失穩位移方程。Problems occured in the anchoring of overhung tourist hall on top of the tv tower and tower drum due to construction mistakes. it was introduced in this paper that two non - binding prestressed girder beams are respectively set in corresponding locations as the anchor beam of overhung radial support beam of tourist hall, thus the integrity of the tower drum and transmission of the load were guaranteed
由於施工失誤,作為電視塔頂的外懸游覽廳和塔筒間的錨固發生了問題,本文介紹了採用在相應位置設置兩根無粘結預應力大樑分別作為游覽廳屋面和樓面徑向懸挑支承梁的錨固梁,確保了它和塔筒的整體性和荷載的傳遞。Signs and luminous - discharge - tube installations operating from a no - load rated output voltage exceeding 1 kv but not exceeding 10 kv - general requirements
用無荷載額定值的輸出電壓大於1kv小於10kv的電源工作的標志燈和發光放電管裝置.一般要求Signs and luminous - discharge - tube installations operating from a no - load rated output voltage exceeding 1 kv but not exceeding 10 kv - requirements for earth - leakage and open - circuit protective devices
無荷載額定輸出電壓大於1kv小於10kv的標志和發光放電管裝置.接地漏電和開路防護裝置要求Signs and luminous - discharge - tube installations operating from a no - load rated output voltage exceeding 1 kv but not exceeding 10 kv - part 2 : requirements for earth - leakage and open - circuit protective devices
無荷載額定輸出電壓大於1kv小於10kv的標牌和發光放電管裝置.第2部分:接地漏電和開路防護裝置要求The calculation for equivalent load of unbonded prestressed continuous slab
無粘結預應力連續板中等效荷載的計算This paper, in allusion to damage of expansion joint of bridge, introduces a sort of new structure of jointless device - semi - integral abutment jointless bridge, and establishes model of general structure finite element of this bridge, and in details analyses its qualities of stress. the model considers the interaction of superstructure - substructure - soil. resistance of the soil behind abutment adopts still soil pressure and elastic resistance when the temperature rising, but active soil pressure when dropping. analysis of qualities stress of bridge includes of action of dead load, car load, temperature load of season character. taking an 100m length pc semi - integral abutment jointless bridge as instance, the paper establishes the model of plane frame by applying large common software - anasys, and analyses it by elastane and large deformation to imitate character of stress and deformation of general bridge. at the same time corresponding models of finite element of joint bridge and integral abutment bridge are established, and unique stress and performance of structure of semi - integral abutment jointless bridge are researched by comparing and analysing character of three different models under same loading, and controlling factor of design and constitution are generalized. in conclusion, for semi - integral abutment jointless bridge, on one hand shear, moment and deflection of the main beam and axis force of substructure are approximate with that of joint bridge, and integral stifmess of structure is increased and damage of expansion joint is eliminated, on the other hand there is axis force in main beam, shear and moment of substructure are bigger than that of joint bridge. in all this type of jointless bridge has rational stress and is worth of application and popularization
半整體式橋臺無縫橋梁計算模型考慮了上部結構-下部結構-土的共同作用;臺後土抗力升溫時採用靜止土壓力加彈性土抗力,降溫時採用主動土壓力;分析橋梁受力性能時考慮了結構自重、車輛荷載和季節性溫變荷載的作用。以一座橋長100mpc半整體式橋臺無縫橋梁為實例,採用大型通用軟體ansys建立平面框架模型,進行彈性、大變形分析,模擬全橋受力和變形特點;同時建立與此對應的有伸縮縫橋梁和整體式橋臺無縫橋梁有限元模型,通過三種橋型同步加載對比分析,研究半整體式橋臺無縫橋梁獨特的受力特點和結構性能,總結其設計控制因素和構造要求。通過本文研究知:半整體式橋臺無縫橋梁主梁的剪力、彎矩、撓度和下部結構的軸力與梁式橋相近,結構整體剛度增大,併除去了伸縮縫病害;但主梁增加了軸力,下部結構剪力、彎矩較梁式橋大;綜合分析是一種受力合理有實踐和推廣價值的橋型。Abstract : the relations between prestressed reinforcements in two directions and the total balance loading of unbonded prestressed dual concrete slabs are established in the present paper based on the analysis of projects, in which the structural cost is optimized satisfying the requirements of the service state, the ultimate state and constructions
文摘:本文在對無粘結預應力雙向板兩個方向平衡荷載分配方案分析的基礎上,建立了以兩個方向預應力筋面積與總平衡荷載的關系式,在滿足極限狀態、正常使用極限狀態和構造要求的條件下,使結構的造價達到最佳。The relations between prestressed reinforcements in two directions and the total balance loading of unbonded prestressed dual concrete slabs are established in the present paper based on the analysis of projects, in which the structural cost is optimized satisfying the requirements of the service state, the ultimate state and constructions
本文在對無粘結預應力雙向板兩個方向平衡荷載分配方案分析的基礎上,建立了以兩個方向預應力筋面積與總平衡荷載的關系式,在滿足極限狀態、正常使用極限狀態和構造要求的條件下,使結構的造價達到最佳。Up to now, the drainage and waterproof system design of most railway tunnels in china did n ' t consider the action of external water load, based on the principle of unlimited drainage, so a great number of railway tunnels have the problem of leakage water, some of which are very serious
到目前為止,我國大部分鐵路隧道防排水設計主要按「無限制排水」 、尚未考慮外水荷載的作用,按這樣的原則設計隧道防排水存在許多缺陷,有「十隧九漏」的說法,帶來了很多嚴重問題。分享友人