compression failure 中文意思是什麼

compression failure 解釋
受壓破壞
  • compression : n. 1. 壓縮;壓緊;濃縮,緊縮。2. 加壓;壓抑。3. (表現的)簡練。4. 應壓試驗。
  • failure : n 1 失敗 (opp success); 不及格。2 不足,缺乏;衰退;【醫學】衰竭。3 不履行,玩忽。4 破產,倒閉...
  1. The failure criterions of principal stress, octahedral stress and strain space are established. ( 7 ) the biaxial compression - tension t

    建立了主應力、大連理工人學博士學位論文一八面體應力和應變空間的混凝土破壞準則。
  2. The shear mechanism, failure mode, deformation capacity, bearing capacity and the reliability of the anchored angle steels of the wrapped steel concrete cast - in - site frame typical story exterior joints under the middle and high axial compression ratio ( n = 0. 3, 0. 5, 0. 6 ), the working performance, failure mode, and the shear capacity of top story joints under the crack moment, the hysteresis characteristic and the dissipation energy capacity of the test joints are all analysed based on the 1 / 4 model pseudo - static tests of five specimens of wrapped steel concrete cast - in - site frame exterior joints, which varied in axial compression ratio, distribution of the beam angle steels and the stirrup ratio

    基於上述分析,本次試驗通過五個外包鋼混凝土邊節點1 4比例模型的偽靜力試驗,以柱的軸壓比、梁角鋼布置形式、配箍率等為主要參數,分析外包鋼混凝土現澆框架一般層邊節點在中高軸壓比( n = 0 . 3 、 0 . 5 、 0 . 6 )條件下,節點的抗剪機理、破壞模式、變形能力、承載能力和角鋼錨固的可靠性;分析了頂層邊節點在張開彎矩作用下的工作性能、破壞模式和抗剪承載力;分析了試驗節點的滯回性能和耗能能力。
  3. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  4. The main research is below : ( 1 ) the influence to intensity and rigid with corner angle ( 60, 75 and 90 degree ) of crack and the board axes ( 2 ) do a fem stress / strain and crack growth simulation analysis when the corner angle of crack and the board axes is 60 degree ( 3 ) do a intensity resume analysis for the structure which is repaired with a titanium patch in a mechanical way when the corner angle of crack and the board axes is 60 degree through simulation analysis for three failure criterion, we have : ( 1 ) in 60, damage extend quickly with damage analysis in hashin criterion ; it is slower for analysis in maximum stress or hashin - rotem criterion. ( 2 ) in special term ( physical condition incision, shape or maximum load ) the compression strength of the stiffened plate will decline 45 % ~ 50 % under compression loads

    通過採用三個不同損傷判據的數值模擬模擬,得到如下結論: ( 1 )在60時,用hashin判據進行的損傷分析,損傷擴展較快;最大應力及hashin - rotem判據進行的損傷分析,損傷擴展基本相當,且較慢; ( 2 )在所給加筋板的物理條件、切口大小及形狀、最大載荷等一定的條件下,該加筋板在壓縮載荷作用下,其壓縮強度下降了45 50 ; ( 3 )在本文提及到的機械連接修理方法以及載荷條件下,修理后的結構強度恢復能夠滿足戰時要求。
  5. The fieldworks and the test results show that there appears three failure models on the natural slope, that is, rotational slide, translational slide and earth flows. triaxal tests, including the isotropical consolidation drained and undrained compression and anistropically drained tests, are performed on loosely compacted specimens. the critical state line ( csl ) is obtained in the e - lgp " plot based on the results of the above tests

    在野外調查的基礎上,結合試驗成果分析,初步得出自然斜坡破壞的模式,包括旋轉型滑動、平移型滑動及土流等;並對暴雨滑坡轉化成泥石流的影響因素和碎屑物質的運動距離作了定性分析;初步分析了滑坡轉化成泥石流的流態化機理。
  6. Saturated sand are testes in the laboratory under the undrained cyclic loading condition with static - dynamic dual purpose triaxial compression test apparatus, which is designed under the cooperation of hohai university and marui co. ltd japan. the results indicate that the stress path approaches from a initial stress point to the failure lines as cyclic loading goes on, and eventually converges on a certain limiting stress path in the vicinity of the failure lines. the stress - strain curve, however, does not converge on a closed hystersis loop ; the shear strain rapidly increases in looser sand or gradually and continually increases in denser sand

    利用河海大學與日本圓井株式會社共同研製的新型的多功能靜動三軸儀進行了飽和砂土循環扭剪不排水試驗,研究表明,對于松砂,剪應變幅度快速地由微小增加到百分之幾甚至百分之十幾,對于緊砂,剪應變幅度逐漸地由微小增加到百分之幾甚至百分之十幾;經試驗初步研究表明用初始有效平均正應力歸一化的有效應力路徑很好的一致性。
  7. Abstract : based on the data obtained from field observations and deformation monitoring, this paper deals with the deformation and failure of a double - decked slope composed of soft rock strata in its lower part and hard - brittle rock strata in its upper part. it is demonstrated that the deformation of this kind of slopes is always initiated by the non - homogeneous rheological compression of the lower soft rock strata, leading to the tension fracture and toppling of the upper hard rock strata, and at last the sliding of the whole deformed body will be caused by the shear failure along the stress - concentration zone in the lower soft rock mass under the actions of the gravitational loading and infiltration water

    文摘:以現場考察和變形監測資料為依據,探討一個下部有軟弱基座,上部為硬脆性坡體的「二元結構」邊坡的變形破壞問題,揭示這類邊坡的變形總是以下部軟弱巖體的不均勻壓縮流變為先導,進而引起上部硬脆性坡體的拉裂與傾倒,最終通過滲入水的作用,使下部承載狀況已進一步惡化了的軟弱巖體,沿剪應力集中帶發生剪切破壞而導致整個變形坡體的下滑。
  8. Based on real time ct testing, primary testing study of fatigue failure and deformation mechanism of red sandstone has been completed under uniaxial compression condition

    摘要基於對裂隙巖石的細觀ct試驗,對含有單一裂紋的貴溪紅砂巖在單軸疲勞荷載作用下的損傷擴展機理和演化過程進行了初步的試驗研究。
  9. Finally, an applied formula of beam ' s shear resistance is advanced when the beam ' s shear failure model is the shear - compression failure

    最後把剪壓破壞范圍內的理論抗剪公式進行簡化,提出一實用的抗剪計算公式。
  10. Make using of the critical point of the arch failure transiting to the tooth failure ( which is also the point when the non - stirrup beam ' s shear bearing capacity arrives to its minimum ) which is advanced in the arch - tooth theory of beams without shear reinforcement by g. kani and the critical point of the diagonal - tension failure transiting to the shear - compression failure which is advanced in the anti - theory, the minimum shear resistance of general bea ms which is destroyed in the range of shear - compression failure is advanced

    利用g . kani提出的拱?齒理論中的無腹筋梁的拱齒破壞的分界點(也就是無腹筋粱的最小抗剪承載力點) ,再結合前述理論中所提出的梁剪壓破壞和斜拉破壞的分界點,提出了梁在延性的剪壓破壞范圍內的最小抗剪承載力,並與混凝土結構設計規范gb50010 - 2002比較,結果吻合較好。
  11. The minimum shear resistance of beams in the paper is close to the one in the code for design of concrete structures " gb50010 - 2002 '. according to the actual project, the destroy of 448 kinds of beams are analyzed by computer by taking account of the effective coefficient " " of the strength of concrete confined by hoops, the relationship with the section property of beams, the critical point of the arch - rib failure transiting to the shear - compression failure which is advanced in the anti - theory, and the contribution to the beam ' s shear resistance of the concrete in the shear - compression zone

    引用箍筋約束混凝土的有效系數,利用其與梁截面特性的關系並結合理論分析中提出的梁剪壓破壞與斜壓破壞的分界點,同時考慮了剪壓區混凝土的抗剪貢獻,從工程實際出發,編程擬算了448種梁構件的破壞情況,計算結果表明,梁發生在剪壓破壞范圍內的最大抗剪承載力值比混凝土結構設計規范gb50010 - 2002值略高。
  12. Standard test method for creep and time to failure of adhesives in static shear by compression loading wood - to - wood

    用壓縮負荷靜剪切法法測定膠粘劑蠕變和老化時間的標準試驗方法
  13. Coupling beams " failure mode, shear distortion, ductility and energy dissipation were impacted by different shear - compression ratio from 0. 15 to 0. 20

    是一種值得推薦的抗震聯肢墻小跨高比洞口連梁的配筋形式。
  14. Through the experimentation for the physical performance of cfpb masonry under local compression, the author has observed the deformation and failure of cfpbm. based on the mathematical statistics and regression analysis of the experimental data, the author derived a feasible and common formula for counting the cfpbm ' s local compression strength regarding the different local compression locations, analyzed stress distribution of local bearing masonry under beams end, and provided the calculating formula on effective supporting length of beam end in brick masonry. as the results of experiments demonstrate, owing to the cfpb ' s own holes " system, the beneficial effects, the bounding effect of surrounding masonry and the spread effect of force, have not developed completely

    試驗結果分析表明:由於多孔磚自身的孔洞結構,砌體內部的圍箍作用和力的擴散作用未得到充分發揮,局壓強度雖較軸心受壓強度有所提高,但仍低於同情況下實心磚的局壓強度;當有上部荷載作用時,對砌體局壓有利的懸臂卸荷作用和內拱卸荷作用均不明顯,因此在推導梁端局壓強度計算公式時,未考慮此可能存在的有利影響,計算偏安全;局壓強度提高系數公式除採用規范公式(二項式)的表達式,還用對數式進行了回歸推導,得到了一個較為普遍的公式;論文還對梁端局壓的梁端有效支承長度計算公式進行了回歸推導。
  15. Based upon the experimental research and nonlinear finite element calculation, and the analysis of joint failure modes, a set of formula was proposed to predict the ultimate bearing capacity of cfrst joints : 1 ) the ultimate bearing capacity of t -, y -, x - compression joints and k - compression branch joints can be predicted according to the failure model of transverse local compression

    基於試驗研究和非線性有限元數值計算,通過對矩形鋼管混凝土桁架節點各種可能破壞模式的分析,提出了矩形鋼管混凝土桁架節點承載力計算的破壞模式和相應計算公式: t 、 y 、 x型受壓節點和k型受壓支管節點承載力按橫向局部承壓破壞模式進行計算。
  16. During elastic - plastic stage, the wall was equaled to a rigid frame - oblique compression bar model. during failure stage, the wall was equaled to a beam - hinged frame

    彈性階段一一復合材料等效彈性板模型;彈塑性階段,一捆lj架斜壓桿模型;破壞階段一一梁鉸框架模型。
  17. The maximum designed compression ratio of two types of special - shaped columns is presented with two methods of curvature ductility and big - small eccentricity failure. and the advantages and disadvantages of the designed compression ratio determined by the two methods is compared to

    用截面曲率延性和大小偏心臨界破壞點兩種方法確定它們的軸壓比限值,並比較了兩種方法確定軸壓比限值的優缺點。
  18. 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,加固梁的屈服荷載、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載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。
  19. In terms of strength and ductility, the concept of specified yield point is put forward. based on the principle that under the same condition ( that is, the size of cross section, material strength and reinforcement ratio are identical ), the resultant ultimate moment must be identical, the compression failure of frp reinforced concrete beam is equal to the tension failure for the viewpoint of design and calculation

    從強度與延性兩方面的綜合考慮,提出了纖維增強塑料筋名義屈服點的概念,對發生受壓破壞的纖維增強塑料筋混凝土梁,按照同樣條件下(截面尺寸、材料強度、截面配筋率等均相同)截面承載力相等的原則等效轉化為受拉破壞進行設計與計算,以此確定纖維增強塑料筋的強度折減系數_ f 。
  20. Making use of the " truss + arch " mechanical model, the range of the three shear failure models ( shear - compression failure, diagonal - tension failure and arch - rib failure ) is divided quantitatively, and the theoretical formula of shear resistance of beams and columns is educed

    利用修正的桁架+拱抗剪力學模型,定量的劃分了樑柱構件受剪破壞三種狀態(剪壓破壞、斜拉破壞和斜壓破壞)的范圍,並由此推得樑柱構件抗剪的理論公式。
分享友人