Based on RAISE-7, some subroutines have been modified for the steel corrosion model in concrete.
在RAISE - 7的基础上完成可靠性的评估,修改了部分钢筋锈蚀部分的计算程序。
Applications of fractal theory in describing corrosion behaviors and creating corrosion model were introduced based on the recent progresses in the field.
根据该领域近期进展,介绍分形理论在腐蚀行为描述及腐蚀模型研究等领域的应用。
The effects of corrosion rate, defect depth, thickness of pipe and operation pressure on pipeline reliability were investigated with this model.
利用这一模型,研究了腐蚀速率、缺陷深度、管道壁厚和工作压力等因素对管线可靠性的影响。
Failure model and cause analysis can be performed according to the part corrosion failure incidents.
对局部腐蚀失效事件做出失效模型和原因分析。
In addition according to structure reliability principles, the reliability probability model aimed to the pipes with corrosion defects is also built.
另外根据结构可靠性原理,针对带腐蚀缺陷管道的建立了可靠性概率模型。
Method: The rat gastric ulcer model was made by glacial acetic acid corrosion.
方法:采用冰醋酸腐蚀法造大鼠胃溃疡模型。
A timely monitor model for galvanic corrosion test was set up to gain more information of the galvanic corrosion and to disclose its essential law.
为了更多地获得电偶腐蚀的信息并揭示其本质规律,提出了电偶腐蚀试验实时监测模型。
The validity of the fussy optimum design model and the necessity of taking corrosion effect into account are verified by the optimum calculation on Bohai BZ28-1 oil storage platform.
通过对渤海BZ 28 - 1油田储油平台的优化计算,验证了该模型的有效性及考虑腐蚀影响的必要性。
A model of double electric layer and a model of corrosion behaviour were established according to the corrosion characteristics of AZ91D magnesium alloy in the used solutions.
本文根据AZ 91d镁合金在酸、碱和盐溶液中腐蚀行为的特点,建立了腐蚀的双电层模型和在溶液介质中腐蚀行为的特性模型。
To establish the theory prediction model of reinforcement corrosion rate in concrete is the key to the service life estimation of reinforced concrete structure with regard to reinforcement corrosion.
基于钢筋锈蚀的混凝土结构使用寿命预测的一个重要问题是建立混凝土内钢筋锈蚀速率模型。
The thermodynamic model of galvanic corrosion of well tubulars under bad setting is deduced. Well tubular corrosion prediction software which has autonomous intellectual property is been programmed.
推导了恶劣环境油井管电化学腐蚀的热力学模型,编写了具有自主知识产权的油井管腐蚀预测软件。
BP neural network model is designed to analyze and solve the problem, the relationship of operational life of concrete construction and environmental corrosion mediator.
设计了一个BP神经网络网络模型来分析解决这一问题,研究处于硫酸盐侵蚀下混凝土结构使用寿命与环境侵蚀介质间的关系。
The cause of corrosion for model YSP-15 cylinder was analyzed, and precautionary measures was performed.
对YSP-15型钢瓶的腐蚀原因进行了分析,并提出对策和建议。
The corrosion mechanisms of melted ash are discussed on the basis of electro-chemical model of melted salts.
依据熔盐电化学模型讨论了熔灰腐蚀机理。
It varies with time and the reliability analysis considering corrosion is time variant reliability, while the model of the corrosion affects the reliability analysis significantly.
大气腐蚀是造成钢结构损伤的一个主要因素,并且是随时间渐变的,其可靠性分析属于时变可靠性的范畴,而腐蚀模型在其中起重要的作用。
The crevice corrosion behavior of X70 steel was studied in the Ku'erle simulated solution of various HCO3- concentrations by using a wedge-shaped crevice model.
在含有不同浓度HCO3-的库尔勒模拟溶液中对X70钢楔形缝隙模拟构型进行缝隙腐蚀实验。
The rational aspects of the fluxing model as well as the general characteristics existing in high temperature gaseous corrosion and hot corrosion are considered in the electrochemical model.
根据热腐蚀的特点,吸收盐熔模型的合理成分,并考虑到热腐蚀与高温气体腐蚀的共性,提出热腐蚀的电化学模型。
The prediction results show that the relative errors predicted are less than the given references, and is a better model to predict the corrosion rate and corrosion depth of natural gas pipelines.
预测结果表明,该模型的预测结果误差小,可以用于现场管道的腐蚀预测,是管道腐蚀预测的一种新方法。
We used Array Grey Prediction method found a new model to predict pipeline's corrosion trend and introduce three typical data processing mode.
利用“数列灰预测”建立了管道腐蚀预测的新模型,介绍了三种常用的数据处理方式。
The DFT? Model DLC? is a corrosion resistant, dependable, versatile and economical spring assisted, in-line check valve for a wide range of applications.
抗腐蚀、通用和可靠的弹簧止回阀,经济型、管内螺纹,适用于大部分设备。
Surface quality adhesion to substrate and corrosion resistance of zinc coating of mechanical plating are described. The deposition model is proposed and is confirmed by experimental results.
阐述了机械镀锌层的表面质量、结合力及其耐蚀性,提出了机械镀锌的沉积过程模型。通过实验数据及分析加以验证。
The utility model has the efficiency of easy fabrication, low cost, corrosion prevention, and vermin prevention.
具有制造简单、成本低廉、防腐防蛀的功效;
The application of the optimized model to the pipeline corrosion rate prediction shows that it will prove greatly the learning effectively and the accuracy in prediction and judging.
实际应用表明,该模型将大大提高网络的学习效率和预测评判的准确率。
It will be helpful to further optimize the new model of rotary incinerator and perfect the combustible technology of low pollution, low corrosion and low slagging deposit.
这将有助于进一步优化新型转式焚烧炉,完善低染、低腐蚀、低粘结的废弃物的焚烧工艺。
The effects of combination factors after the stirrups corrosion is analyzed, and the stress-strain curve model under the combination of factors in the confined concrete is established.
对箍筋锈蚀后因素的组合效应进行了分析,并建立了组合因素作用下的约束混凝土应力-应变全曲线模型。
By analysis, a calculation method of the initial time and allowable time for steel-bar corrosion is built. Then a mathematic model for anti-slide pile service life is established.
分析提出了钢筋开始锈蚀时间及钢筋锈蚀时间计算方法,据此提出了抗滑桩安全使用寿命预测数学模型。
According the result of ANSYS analysis, a new model based elasticity mechanics is developed for calculating the corrosion loss that need for concrete cover cracking.
根据有限元分析的结果,对混凝土保护层锈蚀胀裂破坏的弹性力学模型进行修正,建立了混凝土保护层锈蚀胀裂时钢筋锈蚀量的计算模型。
According the result of ANSYS analysis, a new model based elasticity mechanics is developed for calculating the corrosion loss that need for concrete cover cracking.
根据有限元分析的结果,对混凝土保护层锈蚀胀裂破坏的弹性力学模型进行修正,建立了混凝土保护层锈蚀胀裂时钢筋锈蚀量的计算模型。
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