拉桿應力 的英文怎麼說
中文拼音 [lāgǎnyīnglì]
拉桿應力
英文
bar stress- 拉 : 拉構詞成分。
- 桿 : 桿名詞(桿子) pole; staff
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 拉桿 : bar; straining beam; drawbar; dog iron; stake pole; queen bolt; tie rod; pull rod; drag link; ten...
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Additionally, it has utilized the harvest of the diffluent and confluence cross experiment made by beijing university of technology, which has enhance the application of the software and be of innovation
同時,軟體利用了北京工業大學建築環境與設備實驗室多年來在帶調節拉桿閥片的合流及分流四通局部阻力系數的實驗研究成果。這一點,將擴大了軟體的工程應用范圍。The condition of uniaxial stress is closely approximated in prismatic bars subjected to pure axial tensile.
單軸的應力狀態跟稜柱桿承受單純軸向拉伸十分近似。This paper introduces the developing tendency of the space structure and the application of the pretensioned space lattice structure, summarize the analysis method and relation between lattice structure and pretensioned space lattice structure. dissertate the space pole - truss displacement method, tendon working principle, set forth the method of optimal design and whole process design. includes the use stage design and construction stage design of pretensioned space lattice structure
本文首先介紹了空間結構的發展趨勢及拉索預應力空間網格結構的應用情況,概述了網格結構與拉索預應力空間網格結構的分析方法及其相互關系,論述了空間桿系桁架位移法,拉索作用機理,闡述了拉索預應力空間網格結構的優化設計及全過程設計的設計方法,包括拉索預應力空間網格結構使用階段的設計和施工階段的設計。This paper presents the structural design of the main bridge of lhasa river bridge, makes a deep - going study of the key techniques for design of the bridge, such as the reasonable span length ratio of each span of the 5 - span girder and arch hybrid structure, mechanical behaviour of the dual arch ribs, and section of the continuous girder tie beam, and also works out rigidity and stress conditions of the continuous girder tie beam and stress conditions of the concrete - filled steel tube arches of the main bridge
摘要介紹了拉薩河特大橋主橋結構設計情況,對於五跨梁拱組合橋梁各孔跨合理的跨度比、疊拱的受力行為及連續梁系桿截面形式等設計中的關鍵性問題進行了深入的研究,給出了主橋連續梁系桿的剛度和應力情況、鋼管混凝土拱的應力情況。Abstract : the monitoring of tieback prestress and its existing problems are discussed for foundation pit protection at dongfang square, beijing, and the problems in the tensile, such as the loss of prestress, bias in loading, are explained
文摘:對北京東方廣場基坑支護中錨桿預應力的監測及其所出現的問題進行了分析,說明張拉過程中所存在的問題(預應力損失、偏心荷載等) 。Abstract : by means of metallographical examination and sem, the microstructure characteristics, macro - and microfractographs of the brittle broken wheel hull bolt of bj212 automobile have been studied. the results show that the thin - headed screw, with excessively deep carbonitriding layer and hardening layer, has less resistance to brittle fracture in the thin area of its head. at the root of the head connecting the stem, a tensile stress may emerge owing to the non - even quenching stress. those are the two reasons for low torque fracture of bolt
文摘:藉助金相、掃描電鏡等手段對低扭矩脆斷的bj212汽車輪殼螺栓的金相組織特徵,宏觀和微觀斷口形貌等進行了研究,結果表明:這種頭部薄的螺栓,滲層和淬透層過深,使頭部薄區脆斷抗力降低,在頭部與桿的根部,由於淬火應力不均勻導致根部產生拉應力,均是導致螺栓低扭矩斷裂的原因。Our main products have j53, j54, j93, j67, j69 series double - disc friction screw press, brick press, series j55 clutch type screw press, mp high speed forging press, as well as the product repair and the spare parts manufacture, and carry on the user special request of the press, the brick press non - standard design and the manufacture. the company strengthens to the new product technology development, fetch in the world most advanced company technology to transform the 630 tons above specifications heavy press. j53 - 1000c, j53 - 1600c, j53 - 2500c, j53 - 4000c, j53 - 6300c series press and j54 - 1000c, j54 - 1600c, j54 - 2500c series fine press, j93 - 1000c, j93 - 1600c brick press rapidly seizes the market by its reliable performance
公司加強對新產品技術開發力度,引進世界最先進的雙盤磨擦螺旋壓力機製造企業德國哈森公司技術,對630噸以上規格的重型壓力機進行改造設計,設計與製造的630型至6300型分段機身四拉桿予應力結構的壓力機壓磚機,成為原整體機架壓力機的更新換代產品,其中j53 - 1000c型, j53 - 1600c型j53 - 2500型, j53 - 4000型, j53 - 6300型壓力機, j54 - 1000c型, j54 - 1600c型, j54 - 2500c型精壓機, j93 - 1000c型, j93 - 1600c壓磚機以其可靠的性能迅速占領市場。Application of prestressed pull rod in supporting
預應力拉桿支護原理及其應用As the bolt tension increase, the tension of rail web, stress of joint bar and stress of joint bolt would increase accordingly, but the displacement of rail would become smaller
螺栓扭矩增大,接頭區鋼軌軌腰拉力、夾板應力、螺桿內應力都會增大,而鋼軌位移會隨著螺栓扭矩的增大而減小。In order to reveal load mechanism and failure mode of thick pile caps, by means of the test of 1 / 4 - scale models of thick pile caps with six piles and post - handling study of 3 - dimensional non - linear finite element adina, this paper points out the shortage, which is that the design of pile caps is carried out by flexural strength in chinese technical code for building pile foundations jgj94 - 94 and american reinforcement concrete building construction code aci318 - 02, promulgates that the failure mode of thick pile caps is punching failure and load transfer mechanism is the strut - and - tie, which is that zones of concrete with primarily unidirectional compressive stresses are modeled by compress struts, while tension ties are used to model longitudinal reinforcement over pile
摘要為揭示厚承臺的傳力機理和破壞形式,通過對4個1 : 5比例的六樁厚承臺的模型試驗研究與三維非線性有限元adina的后處理研究,指出中國建築樁基技術規范jgj94 - 94與美國鋼筋砼房屋建築規范aci318 - 02規范中,承臺以彎曲強度進行配筋計算的設計方法之不足,揭示出厚承臺的破壞模式是沖切破壞,傳力機理是以帶有主要單向壓應力的砼區域作斜壓桿,樁頂區域的縱筋作拉桿的空間桁架。The formula is suitable for most engineering cast which consist of three disposal styles of tension rod - level tension rod, one break point strut - framed tension rod, two break points strut - framed tesion rod, and consider the boundary condition ' s effect on the strengthening. its application also is convenience
此公式包容了現今預應力法加固工程中多採用的三種拉桿布置型式? ?水平式拉桿、下撐式一折點拉桿、下撐式兩折點拉桿,並考慮到邊界條件對加固所產生的影響,具有簡便易用,適用面廣的特點。Finally, the design and calculation method of prestressed anchor cables of anti - slide piles is studied. on basis of foundation coefficient method and finite element method, the anti - slide piles are dispersed to be rod element
最後,基於地基系數法和有限桿單元法,建立了預應力錨拉抗滑樁分析計算模型,並編制了計算程序。Tension stress and strain relation along the z direction is researched about single copper pole near the zero temperature. the elastic modulus is computed
研究了納米單晶銅桿在接近絕對零度下的拉伸下的應力應變曲線,並計算了楊氏模量。Lu, w. y., lin, i. j., hwang, s. j., and lin, y. h., ( 2003 ) “ shear strength of high - strength concrete dapped - end beams, ” journal of the chinese institute of engineers, vol. 26, no. 5, pp. 671 - 680
李宏仁、黃世建, ( 2002 )鋼筋混凝土結構不連續區域之剪力強度評估-軟化壓拉桿模型簡演算法之實例應用,結構工程,第十七卷,第四期,第53 - 70頁。16 thousand kn j53 - 1600c model double - disc friction spiral press adopts international advanced structural configuration on its machine frame, that is split body with 4 - pull rod pre - stressing force structure
J53 - 1600c型16000kn雙盤摩擦螺旋壓力機的機架採用國際先進結構形式,即分段機身四拉桿預應力結構。Comparing with j53 - 1000b model with integrated body, j53 - 1000c model with split body and three - section pre - stressing force 4 - pull rod structure is safer and more dependable in the aspect of frame, and also thoroughly solves the fracture problem of integrated machine frame for j53 - 1000b model
J53 - 1000b型為整體機身j53 - 1000c型分體機身,其結構型式為三段予應力四拉桿結構,其機架較j53 - 1000b型整體機身更為安全可靠,也從根本上解決了j53 - 1000b型整體機身機架斷裂的問題。With prestressed rolling mill of the middle steelworks of taiyuan iron and steel limited group company as the researched object, this article analyze the existent questions and research the initial stress of prestressed rolling mill and computer control system, analyze the design thought of prestressed rolling mill and clarify the relationship between the dimensional precision of rolled material and the rigidity of base of rolling mill and the main method to increase the rigidity of base of rolling mill, analyze how to confirm the rigidity, sectional area of handle and post, and pretightening force, put forward the viewpoint that the key to assure great rigidity is to assure that the remnant initial stress is always positive during rolling, and develop intelligent control system with plc as the core on the basis of the former research to assure that the remnant initial stress is always positive during rolling
本文以太鋼集團公司中型型鋼廠預應力軋機為對象,分析了該廠預應力軋機所存在的問題,對預應力軋機的預應力以及微機控制進行了系統研究;分析了預應力軋機的設計思路,闡明了軋材尺寸精度與軋機機座剛度的關系及提高軋機機座剛度的主要途徑;分析了預應力軋機設計過程中預應力軋機的剛度、預緊拉桿和機架立柱斷面積及預緊力的確定;提出了預應力軋機保證高剛度的關鍵就是「確保軋制過程中,殘余預應力始終大於零」的觀點;在前述研究的基礎上開發了以可編程邏輯控制器為核心的智能監控系統,以確保「軋制過程中,殘余預應力始終大於零」這個要求。By analyzing a monofilament cable, it is presented the conclusions that the influencing factors of the load - carrying properties of flexible supporting s stem include the initial prestress the diameter of tension rod or cable, the rise ratio and the height of the structure etc
通過對單根拉索結構的力學分析,提出影響這種結構剛度和承載性能的因素主要包括:初始施加預應力的大小、拉桿(索)的直徑、結構的腹高比以及結構的高度等。Then we also study the effect of string on the dynamical characteristic under the symmetric load and not under the symmetric load as the prestressing is the key making beam string structure the balanceatie system, having large rigidity and embodying the superiority of dynamical characteristic of this structure, this paper studies and conceives how to deteimine the number of the prestressing in each stage of construction and through comparing between the plan of onetime and repeated pulling construction choose the suitable pulling construction plan
並且本文還研究了在對稱荷載和不對稱荷載兩種工況下,結構的受力性能隨豎向撐桿數目、結構垂跨比以及下弦索預應力等參數改變時的變化情況,總結出該結構受力方面的特徵,為實際工程設計提供依據。鑒于預應力是使張弦梁結構形成自平衡體系、具備較大剛度和體現結構性能優勢的關鍵,本文研究和探討了結構施工各階段該預應力大小的確定方法,通過一次張拉與二次張拉方案各項指標的比較,選擇適當的預應力張拉施工方案。Cable - strut - membrane space structures ( csmss ) is a new style of space structures which composed of cable, strut and membrane elements, and the structures are geometrical stable and stiffened only under prestress
索桿膜空間結構是一種由拉索、壓桿、張力膜組成的,由預應力產生形狀,由預應力產生剛度的新型結構形式。分享友人