非弹性位移比谱是估计结构侧向最大非弹性位移的有效方法。
The inelastic displacement ratio spectra is an effective way to estimate the maximum lateral inelastic displacement of structures.
由于锚杆与土体的相互作用,桩身位移比等值集中力作用时显著增大。
Due to the interaction of anchor and soil, the displacement of pile is evidently greater than the equivalent concentration condition.
“高规”通过扭转周期比和扭转位移比双重控制指标对结构扭转效应进行控制。
JGJ3-2002 controls the structural torsional effect with torsional period ratio and torsional displacement ratio these two indexes.
讨论了扭转位移比超过限值的允许条件,并列举了几个典型的工程实例进行验证。
The conditions of exceeding the limits for torsional displacement ratio are discussed, and some typical structural examples are presented.
提出了三种计算结构位移比的补充方法,即第一振型法、弹性时程分析法和推算平面端部位移法。
Three additional displacement ratio calculating methods, i. e., the first mode method, elastic time history analysis method and calculating plane end displacement method, are suggested.
应用TSRH内固定的脊柱应变、位移比正常脊柱对照组的应变、位移分别减小17—20%和8%;
ResultsCompared with the control group normal spine, the strain and displacement of the spine decreased 17-20% and 8% respectively after TSRH fixation.
本文根据原型振动实测的位移记录,应用时间域识别法,求得了结构的前几阶模态的固有频率和阻尼比。
Some modal natural frequencies and damping coefficients of a structure are derived by means of in-sita testing displacement records and the time domain identification technique.
采用桩土分析法,计算分析在一个荷载周期内,弹性路基内各研究节点的位移、竖向应力、桩土应力比的瞬态响应。
Then, transient response of vertical displacement, vertical stress and pile-soil stress ratio of some nodes in the elastic subgrade are computed in one single load cycle.
发现随着冲击位移的增加,冲击速度几乎呈线性下降,冲击加速度很快减少到一个极小值,而能量吸收阶段中前阶段的吸收速度比后阶段快。
The results indicate that, with the increase of the impact displacement, the impact velocity decreases almost linearly, and the impact acceleration quickly declines to a minimum.
数值计算结果表明,若采用相同的数值积分方法和积分步长,位移输入模型可获得比加速度输入模型更高的计算精度。
It is found that the displacement input model is more accurate than the generally used acceleration input model, given the same direct integration method and time step.
位移响应功率谱表明响应的共振分量是显著的,对某些节点甚至比背景分量更加重要。
The spectra of displacement response indicate that the resonant component of the response is significant, and even more so than the background component for some nodes.
剪应力达到峰值所需要剪位移总是比剪胀发生时所需的剪位移大。
The shear displacement for the dilatation is always less than that at the peak shear stress.
对具有不同墩高、不同轴压比以及不同直径的桥墩分别采用基于强度和基于位移的设计方法进行了抗震设计,并对设计结果进行了比较。
Piers with different heights, diameters, and axial load ratios are designed with both FBSD method and DBSD method, and then the results are compared.
结果表明:四边铰支的正交异性层合板,当其长厚比小于30时,横向剪切变形对其位移和应力的影响是不容忽略的。
The results showed that the effects of traverse shear on displacement and strees are not ignorable, as the length thick ratio of laminate is less than 30.
与不可导通电边界条件相比,导通裂纹表面的电位移强度因子比不可导通裂纹的电位移强度因子要小许多。
It is found that the electric displacement intensity factors for the permeable crack surface conditions are much smaller than the results for the impermeable crack surface conditions.
结果表明,动载比静载作用下的位移、应变、剪应变大得多,特别是对地基的浅表处影响不仅范围大而且深度加大。
The results are shown that the displacement, strain and shear strain of the clay soil foundation under the dynamic loads are larger than those under the static loads.
的固有频率,阻尼比,模态振型,最大位移和破坏财产的系统进行了计算和分析的基础上的振动台试验。
The natural frequency, damping ratio, mode shapes, maximum displacement and failure property of the system were calculated and analyzed based on shaking table test.
采用原子蒸气束激光诱导荧光法测量钆原子的第一激发态的同位素位移及超精细结构、原子跃迁自发辐射的分支比和原子蒸气束的多普勒宽度。
The isotope shifts, hyperfine structure, spontaneous emission branch ratio of the first excited level and Doppler width of the atom vapor beam were measured using laser induced fluorescence.
其中,对于位移插值函数,令其多项式基比孔隙水压力的高一阶,而径向基阶数二者相同。
This method uses one-rank higher polynomial interpolation for displacement than that for pore water pressure, but the rank of radial basis for them is the same.
抗震性能包括对结构低阶自振周期、顶点位移、最大层间位移角、框架承担承担水平地震剪力、框架承担地震倾覆力矩比几个方面。
The main seismic performance is introduced, including low level period, top displacement, maximum layer displacement Angle, frame bearing horizontal shear, frame bearing earthquake overthrow moment.
依据试验结果建立了位移延性比与综合配筋指标的关系式,计算结果与试验结果吻合较好。
Based on the test result, the related formula on parameter of deflection ductility and integrated reinforcement index is established. The calculating results agree well with experimental results.
讨论了系统支承角、系统频率比以及系统质量比等对易损件加速度及位移响应的影响规律。
The effects of the angle of the tilted support, the frequency ratio and mass ratio of the system on the response of acceleration and displacement were discussed.
槽前的挤土位移量比不设槽时要大,而槽后的位移量则远远小于不设槽时的情况。
The soil displacement in front of the groovy appears to largen, while behind it is far smaller then without groovy.
楼平3井是河南油田的一口超浅层中短半径大位移水平井试验井,不但位垂比达2。
Louping well 3 is a ultra-shallow extended reach horizontal test well with medium-short radius, its displacement-TVD ratio equals to 2.
新位移方程的系数也比传统假定下的位移方程的系数大,但也仍为常数。
The new-defined displacement coefficient, though still constant, is greater than traditional one.
算例表明,加入锚杆后边坡体上部水平位移分布曲线趋于平缓,在距坡脚约三分之一坡高的地方,比未加锚的水平位移值减少了15%。
The results showed that the distribution curve of horizontal translocation became gentle in the top rock with anchors, the value of horizontal translocation reduced 15%.
在数值计算和参数分析的基础上,提出矩形钢管混凝土压弯构件荷载—位移恢复力模型,延性系数和耗能比的简化计算方法及相关计算公式。
P- restoring force model, simplified calculation methods of ductility coefficient and energy dissipation are given on the basis of integral calculation and parameter analyze for CFRST.
得到了沉降、桩土荷载分担比、桩周土体水平位移变化情况。
Settlement, load sharing percent and horizontal displacement of the soil around the pile are got from the analysis.
并对其反拖力矩平衡、角位移变送器传动比等关键技术的设计进行了较详细的阐述。
The key technique of reversing drag force moment balance, the transmission ratio of angular displacement sensor in design are elaborated.
并对其反拖力矩平衡、角位移变送器传动比等关键技术的设计进行了较详细的阐述。
The key technique of reversing drag force moment balance, the transmission ratio of angular displacement sensor in design are elaborated.
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