極限荷載 的英文怎麼說

中文拼音 [xiànzǎi]
極限荷載 英文
limit load
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 荷名詞(蓮) lotus
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  1. Its hysteretic curve is plumper, its ductility coefficient and energy dissipation capacity have been improved remarkably. the inclined staff of the steel bar truss has a restraining faction to the development of the crack, and the phenomena is that there has more crak and larger distributing area on the shear wall, which is an important token of the improved seismic capacity. concealed steel bar truss has the faction of increasing the height of plastic hinge area, which is another important token of

    研究結果表明:內藏鋼桁架高剪力墻與普通高剪力墻相比:屈服極限荷載均比顯著提高;屈服剛度明顯提高;其滯回環相對飽滿,延性系數及耗能能力顯著提高;內藏鋼桁架高剪力墻,其鋼桁架斜桿對裂縫發展有控製作用,現象是墻體上的裂縫較多、分佈域較廣,這是抗震耗能能力增強的重要表徵;內藏鋼桁架高剪力墻有增大底部塑性耗能區域的作用,這是抗震耗能能力增強的另一重要表徵;內藏鋼桁架還有顯著提高抵抗剪力墻基地剪切滑移能力的作用。
  2. The prime works are as follows : strain and stress distribution of section was analyzed. the effect of prestress degree. on cracking moment was explored. the relation of the unbonded prestress increment to effective reinforcement index and corresponding bonded prestress increment were studied. the formulae had been established

    其次,設計了三根活性粉末混凝土無粘結預應力疊合梁,兩點對稱集中加、一次受力,得到了它們的截面應變分佈、撓度與變形、無粘結預應力鋼絞線的預應力增量、裂縫的發展與分佈以及極限荷載
  3. Calculations of limit load for clamped circular metallic membranes under large strains

    周邊夾持大應變金屬薄膜極限荷載計算
  4. The experiments show that the bearing capacity of super - long and large - diameter bored piles is mainly contributed by side friction, especially by their upper and middle parts, even under the bearing limitation, the ratio of base resistance to the total load is very low because of the soil residue at the bottom of piles, so this type of piles is friction ones

    試驗表明:即使在極限荷載下,超長樁的豎向承力仍主要由樁側摩阻力提供,且主要集中在樁的中上段,下段摩阻力很小,樁的端阻力由於樁底沉渣的影響也難以發揮出來,所以超長樁為典型的摩擦樁。
  5. A new flow rule was recommended, and it offered a new way for obtaining the approximate solution of the ultimate load with the theorem

    並建議了一種新的流動法則,對應用定理求極限荷載的近似解給出了新的解題思路。
  6. At the same time in this paper we analyze nonlinear behavior of masonry through finite element method program and obtain its load when the wall start to crack and when it destroy, the p - u curve and so on. a comparison has been made between the data obtained from the experiment and the calculated through finite element method program so that we can study the cause of crack. in this paper we use finite element method to study concrete ' s character to analyze masonry, satisfactory results have been attained

    因此本文在對灰砂磚砌體進行力學性能試驗的基礎上,分析其裂縫產生的破壞模式與開裂機理,並論述了將斷裂力學知識運用於研究砌體裂縫問題的可行性;同時,本文運用有元方法對結構低周反復加靜力試驗所做的灰砂磚墻片進行非線性分析計算,得出墻片的開裂極限荷載、 p ? u曲線,裂縫在墻體上的分佈等,與試驗所得數據對比,以便於研究裂縫的開裂機理,並將研究混凝土的有元方法運用到對砌體的研究中,取得了較滿意的結果,為類似的試驗分析提供了一條新的思路。
  7. 3. the ultimate bearing capacity of such floor is worked out by applying yield line theory to thin - wall core box cast - in - site concrete hollow floor. and it is proved to be feasible according to the theoretic analysis

    3 、將板的屈服線理論引入薄壁箱體現澆混凝土空心樓蓋的極限荷載的計算中,根據理論分析,證明了該方法的可行性。
  8. Firstly, the shear and normal stresses of tapered members under the transverse load or axial load are analysed, and the stresses formulas are obtained which are different from those of the prismatic ones. secondly, research is done on the in - plane inelastic stability of tapered members under axial loads about strong axis and weak axis. a new design method is suggested in which the tapered member is equivalent to the prismatic member with the cross - section at the larger end of the tapered member

    同時由分析可知,目前採用的將變截面壓桿按照彈性極限荷載等效的原則等效成以小端截面為準的等截面壓桿的設計方法,在彈塑性階段低估了壓桿的承力,即彈性等效的壓桿在彈塑性階段並不等效,實際變截面壓桿的承力比等效的等截面壓桿的承力要高。
  9. On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed

    借鑒已有試驗的經驗,本文設計和完成了對18根超高強混凝土無腹筋梁(包括9根簡支梁和9根約束梁)在集中下抗剪強度的試驗,觀察了試件從裂縫出現到完全破壞失去承能力全過程的試驗現象並通過拍照進行記錄,獲得了試件的斜裂縫出現、臨界斜裂縫極限荷載值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。
  10. The finite element method for dynamic analysis of foundation under moving loads

    線性作用下外簡支環板的極限荷載分析
  11. The main purpose of this paper is to realize the section properties and moment capacities of profiled sheets by experimental study and academic analysis for three types of profiled metal sheets which are called u450, u860and super combination profiled metal sheets produced by shanghai baosteel metallurgical construction corporation. its main contents include : ( l ) according to " european recommendations for the testing of profiled metal sheets ", the moment capacities of 32 full - size u450 and u860simple and continuous specimens are tested. ( 2 ) using the finite element program ansys and nonlinear finite element method, the moment capacities of super combination profiled metal sheets profiled are analyzed

    主要內容有: ( 1 )依據《金屬壓型鋼板試驗歐洲建議》 ,進行了32塊1 : 1的u450 、 u860二類壓型鋼板試件簡支、連續板彎曲性能試驗研究; ( 2 )採用有元程序ansys對超級組合壓型鋼板受彎性能進行了非線性有元分析,分析中考慮了大變形與幾何初缺陷,得出其?撓度曲線與極限荷載p _ ( max ) ,通過截面特性與曲線斜率、極限荷載的關系式得到截面特性;並將分析結果與同濟大學試驗結果進行對比分析。
  12. Ultimate load designs according to the yield-line or strip methods do not guarantee safety against cracking or excessive deformation.

    接屈服線法或條帶法的極限荷載設計不能完全保證抗裂或防止過度變形。
  13. Calculation on limit load of reinforced concrete deep beam by upper - bound method

    用上方法求解鋼筋混凝土深梁極限荷載的方法
  14. Through comparing and analyzing of bearing capacity, development of crack and strain of reinforced, the results show that the load - deflection plots f or specimens from the finite element analysis agree well with the experimental data, and choosing the rightful stress - strain relationship, utilizing ansys program, the test process can be well simulated. at the same time, making used of the program, the traditional shear wall is analyzed. it shows that comparing with the traditional shear wall, the hollow shear wall ' s cracking load drop 16 %, yield load and failure load drop 13 %, stiffness drop 13 % ~ 22 %

    其次在試驗的基礎上,將試驗手段、有元數值模擬方法和理論分析結合起來,利用有元程序ansys對其中的兩片墻板進行非線性有元分析,並對前後的承性能,裂縫發展、鋼筋應變進行了比較和分析,結果表明有元節點模型分析的-位移曲線和試驗測得數據符合良好,選用合理的材料本構模型,利用ansys可以較好的模擬試驗過程;同時利用有元模型對比分析了普通剪力墻和空心剪力墻,空心剪力墻與普通剪力墻對比,其開裂下降16 ,屈服極限荷載下降13 ,剛度下降13 22 ,開裂至屈服、屈服至極限荷載階段的剛度衰減規律與普通剪力墻基本一致,空心剪力墻的後期剛度比較穩定。
  15. 2. by using the internal force - decomposability method, a numerical means was applied for the analysis of the test data, so we can probe into the situation of the internal force change on the steel and rpc, based on these, the simplified calculating formula is suggested

    2 、採用內力分解分析法,對圓鋼管rpc試件試驗數據進行數值分析,分別探討了圓鋼管rpc在極限荷載狀態下的鋼管和rpc各自的內力變化情況,據此,提出圓鋼管rpc力的簡化計算公式。
  16. In the paper, the results of experience and rules of distribution of the cold - formed residual stress are analyzed, the models of the cold - formed residual stress that are close to the fact are founded, initial stress files of ansys which can describe the magnitude and distribution of the residual stress are established

    本文對冷彎殘余應力的實測結果和分佈規律進行了分析討論,建立了接近實際情況的槽鋼和卷邊角鋼的冷彎殘余應力模型,創建了能描述殘余應力分佈和大小的ansys初應力文件,並在ansys穩定分析中引入該文件,得到構件在殘余應力影響下的極限荷載
  17. Nonlinear constitutive relations are discussed for analyzing the stress distribution, the appearance and development of the cracks, as well as the behavior of the boundary conditions of the two way slabs respectively. in the light of the experimental research on r. c. two way slabs under static loading, the behavior of yield line, the load deformation curves and the crack yield, plastic limit loads of slabs with different supporting conditions are studied

    根據反映雙向板混凝土材料非勻質性的本構關系,分析了雙向板在作用下的變形、屈服、裂縫和破壞的形態特性,並對鋼筋混凝土雙向板在不同支承條件下的塑性極限荷載、正常使用撓度(曲線)和截面設計作了進一步研究。
  18. A material nonlinear finite element analysis for the cast - in - place reinforced concrete hollow slab that occurs from initial loading, cracking, yielding to failing is carried on. the cracking load, ultimate load, the displacement rules and the principal stress distribution rules of the hollow slab under the vertical loads are obtained. a material nonlinear finite element analysis for the single span hollow flat - plate floor is also carried on

    其次對空心板進行了從加、開裂、屈服直至破壞的全過程材料非線性有元計算,得到了空心板在豎向作用下的開裂極限荷載及位移和應力分佈規律;還對單跨無梁樓蓋進行了材料非線性有元計算,通過分析主應力場明確了柱上暗扁梁的作用;有元計算的結果驗證了以上的理論分析並得到了一些重要的結論,對改進現澆空心板無梁樓蓋的構造措施有重要的參考價值。
  19. At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections

    首先利用鋼筋混凝土非線性平衡試演算法對天津大學試驗進行了理論分析,所得分析值與試驗結果相比,加固梁的屈服極限荷載能夠很好地吻合,彎矩曲率關系曲線及彎矩撓度關系曲線較為吻合;其次,為了滿足實際工程的需要,根據碳纖維布加固構件可能發生的三種破壞形態(壓區混凝土壓碎破壞、碳纖維布拉斷破壞以及受拉鋼筋尚未屈服時壓區混凝土已壓碎破壞) ,區別三種鋼筋混凝土構件截面形式(單筋矩形截面、雙筋矩形截面、 t形截面) ,分別給出了碳纖維布加固混凝土構件抗彎承力的簡化計算公式和適用條件,並進一步探討了這三種截面形式下進行加固設計和復核的步驟。
  20. Besides, with stated heightand brendth ratio, acted on by horizontal and vertical load, the ultimate loads of wall failed in bending - shear is similar to one failed in shear. the walls crack form is indefinite. we ca n ' t define consolidate menthod only by the crack from

    另外,一定高寬比的磚墻在豎向與水平聯合作用下,當彎剪破壞與剪切破壞的極限荷載比較接近時,其破壞形式具有不定性不能簡單地以裂縫形式確定加固方案。
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