1) limit pile-soil stress ratio
极限桩土应力比
1.
Then we put forward the limit pile-soil stress ratio of this test.
根据工程软弱土层进行复合地基处理后的静载荷试验结果,对CFG桩、桩间土荷载分担及桩土应力比随外荷载的变化规律进行了分析,提出了本次试验的极限桩土应力比。
2) pile-soil stress ratio
桩土应力比
1.
Experimental analysis of the pile-soil stress ratio in CFG pile composite foundation;
CFG桩复合地基桩土应力比试验分析
2.
Influence factors analysis on pile-soil stress ratio of composite foundation with rammed soil-cement piles;
夯实水泥土桩复合地基桩土应力比影响因素分析
3.
Research on pile-soil stress ratio of grouting gravel pile with capping plate under embankment load;
路堤荷载下具盖板的浆固碎石桩桩土应力比研究
3) stress ratio of pile to soil
桩土应力比
1.
According to testing results,changes of pressures on and below geogrids,stress ratio of pile to soil,dissipation of excess pore water pressure and the relation of settlement and soil pressure are analyzed.
根据试验结果,分析了格栅上下土压力的变化、桩土应力比变化、沉降与土压力的关系以及埋于不同深度孔隙水压力变化情况,得到桩-网复合地基受力机理和地基沉降的规律:(1)超孔隙水压力消散慢,但孔隙水压力与上部填土相比变化不大;(2)桩土应力较大,具有均化土压力的作用,同时基于各个断面土压力分布特点,提出了“拱效应”的观点;(3)地基的变形主要是以下卧软土层压缩和桩刺入变形和桩本身的变形,研究结果为进一步的理论研究和工程设计提供了有益的依据。
2.
This paper discusses calculating theory of stress ratio of pile to soil in composite foundation, analyses its engineering data, and calculates stress ratio of pile to soil on the basis of theoretical formula, and compares theoretical value with engineering value.
阐述了复合地基桩土应力比的计算理论 ,分析了半刚性碎石桩复合地基桩土应力比的工程实测结果 ,运用理论计算公式对半刚性碎石桩复合地基的桩土应力比进行了计算 ,并将两者进行了对比 。
4) stress ratio of pile and soil
桩土应力比
1.
Determination of the stress ratio of pile and soil of pile-net composite foundation;
桩网复合地基桩土应力比的确定
2.
By indoors imitating experiment of CFG piles,the author of this article infers the relationship among strength of CFG pile,cushion,stress ratio of pile and soil.
通过CFG桩的复合地基的室内模拟实验研究,分析并且得出了桩长、褥垫层、桩土应力比之间的关系,由于本实验模型操作方便,省时省力,能实现多种实验功能,可以予以推广,又由于此模型实验结果与现场实验结果一致,对CFG桩的实际工程设计具有一定的参考价值。
3.
By indoors Simulating experiment of CFG piles, the article presents the relationship among strength of CFG pile, cushion, stress ratio of pile and soil.
通过CFG桩复合地基的室内模拟试验研究,分析并得出了桩长、褥垫层、桩土应力比之间的关系 该试验模型操作方便、省时省力,能实现多种试验功能,可予以推广 由于此模型试验结果与现场试验结果的一致性,所以可对CFG桩的实际工程设计提供一定的参
5) stress ratio between pile and soil
桩土应力比
1.
Analysis of factors influencing stress ratio between pile and soil of composite foundation with cast-in-situ concrete thin-wall pipes;
现浇混凝土薄壁管桩复合地基桩土应力比影响因素分析
2.
By analyzing frictional mechanism of big-diameter pile,it gets stress model of the pile’s side resistance and gives relation between loads on top of pile and subsidence under negative frictional force as well as expressional formula of stress ratio between pile and soil.
通过对大直径桩的摩擦机理分析 ,得出桩的侧摩阻力的受力方式 ,总结出了在受负摩擦力情况下桩顶荷载与沉降的关系以及桩土应力比的表达
3.
Introducing the study of the stress ratio between pile and soil in a superhighway along the Yangtze River, which has been improved by Dry Jet Mixing pile.
通过分析长江下游某高速公路粉喷桩处理路基段载荷试验和路堤填筑期间分别测试的桩与桩间土两者的应力变化 ,发现虽然两种试验状况下桩土分担荷载的过程有一定差异 ,但载荷试验中桩土应力比的最终稳定值与复合地基正常工作时桩土应力比值大致相同 ,即可通过载荷试验测得的桩土应力比来确定粉喷桩复合地基的设计参数。
6) pile soil stress ratio
桩土应力比
1.
Through test on pile soil stress ratio of DJMP, the main influencing factor for pile soil stress ratio is analyzed.
桩土应力比是反映搅拌桩复合地基工作状态的一个重要参数 ,也是计算复合地基承载力和沉降的重要指标 。
2.
The determination of the top reaction of different pile and the inter pile soil reaction are performed using the field plate load test in a composite foundation including mixed pile to study the variation of the pile soil stress ratio and the failure mode for this new type of composite foundation.
通过混合桩型复合地基载荷试验测定了不同桩型及桩间土上的应力 ,分析了这种新型复合地基的桩土应力比的变化规律及破坏模式。
3.
The theoretical formula of the relationship between the thickness of the cushions and the pile soil stress ratio is analysed.
复合地基上褥垫层的设计是桩体复合地基设计的关键技术 ,通过对桩土应力比与褥垫层厚度关系的理论推导分析 ,并采用在水泥土桩单桩复合地基载荷试验中设置不同厚度褥垫层的方法 ,得到了褥垫层作用下桩土应力比的分布规律 ,此分布规律与理论分析一致。
补充资料：极限疲劳应力
分子式：
CAS号：
性质：当疲劳寿命曲线变得与lgN轴基本平行时相应的周期性应力振幅(N表示周期次数)。由于疲劳试验无法长时间无限制地进行下去，一般当周期次数N达到107时，材料仍未发生破坏，此时对应的周期性应力振幅上限值称极限疲劳应力，又称条件极限疲劳应力。
CAS号：
性质：当疲劳寿命曲线变得与lgN轴基本平行时相应的周期性应力振幅(N表示周期次数)。由于疲劳试验无法长时间无限制地进行下去，一般当周期次数N达到107时，材料仍未发生破坏，此时对应的周期性应力振幅上限值称极限疲劳应力，又称条件极限疲劳应力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条