Based on the experience, the calculated thrusts by the two methods are the same under general design safety factor, indicating that the finite element method to calculate the pile thrust is feasible. 依据经验,在一般桩设计安全系数下,两者计算得出推力一致,表明有限元用于计算桩后推力是可行的。
Analysis on Effects of Design Parameters of Soil-nail on Safety Factor in Loess Area 黄土地区土钉布置方式对安全系数的影响分析
Method of reliability design for aircraft structural static strength based on tolerable safety factor 基于容许安全系数的飞机结构静强度可靠性设计
Research of reliability design based on average safety factor 基于可靠性平均安全系数的设计方法研究
By the use of reliability design method based on probabilistic theory, from the point of view of controlling the minimum initial reliability for static strength, the safety factor of static strength for steel internal pressure vessel was researched. 应用基于概率统计理论的可靠性设计方法,从控制初始静强度最小可靠度的角度,对钢制薄壁内压容器静强度的安全系数进行了研究。
Using the charts, the stability thickness of replace with out-soil can be designed using given design safety factor, vice versa, safety factor of replace with out-soil in constructed ecological slope can be calculated. 利用客土稳定设计图表,根据给定的设计稳定安全系数可以设计客土的稳定厚度或者推测竣工的生态边坡客土的稳定安全系数。
But the conventional design way is very complex, and the safety factor figured out with traditional design pattern is a bit of bigger, and this makes against exerting the ability of devices. 然而用传统的设计方法进行设计非常复杂、繁琐、周期较长而且计算结果难免有过大的安全系数,不利于充分发挥设备能力。
The reliability design method of structure is more close to practice than the safety'factor method and is going to instead of the safety factor method by the reason of considering stochastic property and distribution situation of variable. 结构的可靠度设计法由于考虑了变量的随机性及分布状态,比安全系数法更接近实际,将逐渐取代安全系数法而成为一种新的设计法。
The reliability of fiber wound pressure vessel was analyzed by the theories of probability and statistics and compared with the result by common design methods. The effects of material strength deviation on design results and the relationship with the safety factor were discussed in the paper. 本文运用概率统计理论,对纤维缠绕受压容器进行了可靠性分析,并与常规的设计方法进行了比较,讨论了材料强度的离散性对设计结果的影响及与安全系数的关系。
The Faint Reliability Optimizing Design of Safety Factor of Moving Anti-slide in Multi-rope Friction Elevation 多绳摩擦提升动防滑安全系数的模糊可靠性设计
The application of titanium vessel in domestic, the active manufacture standard and the titanium's design pressure, design temperature and safety factor were discussed. 论述了钛设备在国内的应用,介绍了现行的钛容器制造技术标准及各种钛材的最高设计压力、设计温度和安全系数。
From the point of view of machine design method, the paper compares the safety factor method with the reliability design. 从机械设计方法的角度对安全系数法和可靠性设计进行了系统比较。
Probing into design of mechanical safety factor based on reliability 基于可靠性的机械安全系数设计方法的探讨
Calculation results of an arch dam show that the stress-oriented shape optimization design method can rationally adjust the stress state of the dam so as to reach a higher safety factor. 以该模型计算某高拱坝的结果表明,以应力为目标的拱坝体型优化设计,可合理地调整坝体应力状态,从而获得更高的安全储备。
With the development of the reliability theory, The limited state design method based on reliability theory are replacing the safety factor design method in the design of structures. 随着结构可靠度理论的发展,结构设计方法逐渐从安全系数设计过渡到了基于可靠度理论的概率极限设计方法。
By means of the basic method in the reliability design, the author introduces reliability safety factor into the design of pressure vessel, and compares with the conventional method. 应用可靠性设计的基本方法,将可靠性安全系数引入压力容器的设计中,并与常规方法相比较。
The discussion about the design safety factor for steel penstocks of hydroelectric station 关于水电站压力钢管设计安全度的讨论
As a common practice in engineering design, the safety factor has been allowed for the various engineering uncertainties. However, from the calculation we know nothing about its reliability. 传统的强度计算中,用安全系数来考虑各种不确定的因素,但按该安全系数设计的构件,其可靠程度多大是不明确的。
The example calculation shows that the design of mechanical safety factor based on reliability coincides with practice. 通过示例,表明基于可靠性的机械安全系数设计方法是符合实际的。
Meanwhile, you can get blade the distribute of blade mass and stiffness, as well as the wind turbine blade structure design safety factor. 同时,可以得到叶片的线质量和刚度分布,叶片结构设计的安全系数。
But due to previous design constraints, the part lifting equipment safety factor of current coal mine hoisting system is not very scientific and the use of the container manufacturing materials is unreasonable. 但是现行的煤矿提升系统由于以往设计条件的限制,还存在着提升设备的部分安全系数不是十分科学,提升容器的制造材料消耗及使用不够合理等问题。
Some important parameters for the design of the thin-wall and high-pier bridge are obtained in these analyses, including critical load and stability safety factor in the construction stage and in all cases of the completed bridge. 通过全文的分析得到了对于该桥高墩设计十分重要的参数,包括施工和成桥各工况的临界荷载及稳定安全系数。
In the design of automotive production, test to ensure the safety of motor vehicles is a critical quality control factor. 在汽车设计定型生产工作中,检测和保证汽车的安全性是目前质量检测的一个至关重要的环节。
There are a lot of indeterminate factors for mechanical parts in the design process, in engineering design to deal with these indeterminate factors, the traditional method is the safety factor method. 机械零件在设计过程中存在大量的不确定性因素,在工程上处理这些不确定性因素的传统方法是安全系数法。
And because of the imperfect theories of foundation pit design and the uncertain geological conditions, the value of safety factor for Pit design is high which cause huge losses in foundation pit construction. 同时,由于如今基坑设计理论还不完善以及基坑地质情况不确定性等原因,基坑设计安全系数取值很高,导致基坑建设出现很大的浪费。
Traditional foundation design method uses safety factor for analysis and checking. 传统的基坑设计多采用安全系数法进行分析和验算。
The reliability of the impeller is vital for the high speed centrifugal compressors. In the traditional aerodynamic design process, the simplified centrifugal force verification and a safety factor were introduced to guarantee the reliability. 因此叶轮可靠性对于高速运转的离心压气机而言是至关重要的,在传统的气动设计过程中,对于叶轮可靠性的考虑一般停留在静强度的核算和安全系数层面。
Traditional design methods based on statistical knowledge regard the uncertainty existing in structural design process as safety factor, and it cannot reflect the degree of reliability of the structure effectively. 传统设计方法根据统计学知识将结构设计过程存在的不确定性影响用安全系数来表示,基于安全系数的半经验结构设计法并不能较好地反映结构的可靠性程度。
However, the studies on optimization design of lattice beams with pre-stressed anchors, the stress distribution law in the slope and the safety factor calculation of the slopes after reinforcement are very rare. 然而,目前对预应力锚索格构梁优化设计、边坡体内附加应力的分布规律以及加固后边坡安全分析方法研究甚少。