A test program is established to evaluate the stress sensitivity and fracture lag-effect of fractured reservoir, and the qualified indexes are proposed thereby.
建立了一套裂缝性油藏应力敏感性和裂缝滞后效应评价实验程序,提出了评价应力敏感性和裂缝滞后效应的量化指标。
The climate continues to warm for a while because there is a lag effect.
由于滞后效应,气候会持续变暖一段时间。
This was because the subjects' circadian rhythms - which determine patterns of alertness and tiredness - had been disturbed, creating an effect similar to jet lag.
这是因为人体生理节奏--决定人机敏性和疲倦性的程序已经被打乱了,导致了一个像时差的后果。
In effect, both systems lag but by exactly the same amount.
从效果上说,两个系统都延迟了,只不过刚好延迟的一模一样。
It is better for the control effect of the boiler with severe lag characters that the burning system of the boiler is under the fuzzy PID control.
采用模糊pid控制方法对锅炉燃烧系统进行控制,对具有大滞后特性的锅炉更具有显著控制效果。
Rotor blade connection according to claim 1 wherein individual elastomer dampers are arranged to provide a damping effect in a lead-lag bending direction of the support beam.
转子叶片方面,根据权利要求1,其中个别弹性阻尼器的安排,以提供一个阻尼效应在带头滞后弯曲方向的支持束。
In this dissertation, the shear lag effect for large span box-section beam structure and the structural nonlinear anti-seismic capability have been theoretically and experimentally investigated.
本论文主要针对大跨度箱形截面梁结构剪力滞效应和结构非线性抗震性能进行了较深入的理论分析和一定的试验对比研究。
Considering the influence of shear lag effect, displacements of framed tube structures are derived in this paper.
考虑剪力滞后效应影响推导出了框筒结构位移解析解。
Among them the influence of precipitation on observation of the ratio of nitrogen to helium was not of a simple linear relation, but a nonlinear relation with lag memory effect.
其中降雨对氮氦比观测的影响不是简单的线性关系,而是带有滞后记忆效应的非线性关系。
In addition, performance simulations for the federal urban driving schedule are carried out to evaluate the effect of the response lag on the HEV fuel economy using the HEV powertrain model.
此外,还采用HEV动力系模型对联邦城市驱动计划性能仿真进行估算响应滞后对燃油经济性的影响。
Not only it, but also this algorithm can overcome the large lag and inertia for boiler and heightening the responding rate to AGC in boiler-turbine coordinated control system in effect.
应用该算法可以克服锅炉的大迟滞和大惯性,能够有效地提高协调控制系统响应agc负荷指令的速率。
Most of research on temporal lag response based on monthly or seasonal NDVI were easy to either exaggerate or reduce the lag effect and were disadvantage to determine the exact lag time.
多数滞后性响应的研究基于月尺度或季节尺度的ND - VI,容易夸大或缩小滞后效应,不利于滞后时间的确定。
In the design of these Bridges, the designer must consider the effect of shear lag.
在这些桥梁的设计中,设计人员必须考虑剪力滞效应的影响。
Theoretical method of analyzing the effect of shear lag in bridge structures has some deficiency.
分析桥梁结构剪力滞效应的理论方法有许多不足之处。
The spline Ritz method was proposed and used to analyse the shear lag effect of box girders.
结合样条函数和里兹法提出薄壁箱形梁剪力滞效应计算的样条里兹法。
Based on transformed section method, shear lag effect of continuous box girder was analyzed adopting variational principle, and compared with design code and experimental result.
基于换算截面法,运用变分原理对开裂混凝土连续箱梁的剪力滞效应进行了分析,并与规范方法和试验结果进行了对比。
A kind of finite segment element model for analysis of shear lag effect in plate and truss composite girder is proposed. The model avoids certain deficiencies in conventional calculations.
提出一种板桁结合梁剪滞效应分析的有限段单元模型,避免了常规计算方法中的某些不足。
But he worry, wind power forecast data for the prediction accuracy will lag effect, make the wind power plant in assessing the poor performance.
但他担心,风电预测数据滞后会对预测的准确率产生影响,使得风电厂在考核中表现不好。
The method adopted in this paper is definite in mechanical concept, and it is the extension of elastic analysis, it can be widely used in shear lag effect analysis of cracked continuous box girder.
本文方法力学概念明确,是其弹性分析适用范围的拓展,可广泛应用于连续箱梁开裂后的剪力滞效应分析。
The vibration frequency of box gird is usually calculated by the elementary beam theory, but it will lead to a large error because of the existence of shear lag effect and shear deformation.
由于剪力滞效应及剪切变形的存在,箱梁的弯曲振动频率按照初等梁理论计算往往存在较大的误差。
With the lag of time, the effect becomes better, and after 3 hours is steady.
静置时间为3小时,澄清效果基本不再变化。
Calculated from the measured data of continuous beams with shear lag effect of the actual situation, for the future bridge design and construction control of the scene to provide valuable information.
从现场实测数据计算分析连续梁的剪力滞效应的实际情况,为以后的桥梁设计和现场施工控制提供有价值的资料。
The shear lag effect of the section under concentrated load is more remarkable than that of other sections. National Standard (JTJ023-85) is worth discussing further.
集中力作用处剪力滞效应与其它截面相比明显增大,我国现行桥规(JTJ023-85)中关于有效宽度取全桥等宽的说法需要进一步研究。
On the basis of the variational method, a finite difference solution is presented for shear lag effect in Qiantang River Bridge with box section of varying depth.
本文结合钱塘江二桥应用变分法推导了变截面箱形梁剪滞效应的微分方程并利用有限差分法求得解答。
The effect of time lag causes the TBR to last out a long period after current zero, thus influencing the process of dielectric recovery.
热滞止效应使热区在电流零后可维持较长时间,从而造成了对介质恢复过程的影响。
The displacement variational principle was used to develop the spline finite member element method for buckling analysis of thin walled members with shear lag effect.
根据势能驻值原理 ,提出在横向荷载作用下薄壁杆件稳定分析的样条有限杆元法。
A new cross section displacement function and degree of freedom of nodes are introduced and improved which consider the effect of shear-lag.
在模型中,通过引入一种新的截面位移模式和节点自由度,考虑了剪力滞后效应的影响。
The shear-lag effect on the prestressed RPC simply-supported box girder is studied by FEA method and energy variation method.
用有限元法和能量变分法对预应力活性粉末混凝土简支箱梁的剪力滞效应进行研究。
In this paper, the shear lag effect in box girder Bridges is analysed by means of variational calculus and finite strip method.
本文应用变分法和有限条法分析箱形梁桥的剪滞效应。
The effect of shearing lag on lateral stability of thin-walled open member is studied by a simple method with sufficient accuracy.
提出一种简单而有足够精度的方法,以探讨开口薄壁杆件中由杆壁中面上的剪应变引起的剪力滞后现象对其侧向稳定的影响。
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