The results show that multiaxial fatigue damage parameter presented in this paper may be used under either proportional or non proportional loading.
结果表明,本文所提出的多轴疲劳损伤参量既可用于多轴比例循环加载,也可用在非比例加载条件下。
In this paper, the stress-strain analysis and life prediction for the notched shafts were studied under multiaxial constant amplitude proportional loading.
本文针对多轴比例恒幅加载情况下的缺口件进行了应力应变分析和寿命预测研究。
A simplified model is proposed for plasticity in particle-reinforced composite materials with linear spring-type imperfect interfaces under proportional loading.
本文研究线弹簧型弱界面颗粒增强复合材料,在比例加载条件下的简化塑性模型。
Based on the local strain method of the single axle stress condition method, the multi axial stress condition computing method of the proportional loading is presented.
基于单轴应变疲劳分析,提出了比例加载多轴应力状态下的疲劳寿命计算方法。
Multiaxial Proportional loading experiments of concrete specimens under normal environment and after freeze-thaw cycling were made using triaxial test system for concrete.
将常态及冻融后的普通混凝土试块在多功能混凝土三轴试验机上进行了等比例的多轴加载试验。
The multiaxial cyclic characteristic of GH4169 was investigated for the thin tubular multiaxial fatigue specimen under proportional and non-proportional loading at high temperature.
薄壁疲劳试,控制应扭循环温合金材GH4169循环特性试验研究。
Based on the improvement of the test equipments at the laboratory and the design of autocontrol software, the test technique on cyclic non-proportional loading at high temperature was established.
通过对实验室现有试验设施的改进和自动控制软件的设计与编制,建立了完善的高温多轴非比例循环加载试验技术。
Although many experimental results in failure criterion and constitutive relation of concrete have been reported, most of them were only applicable to simple proportional monotonic loading.
混凝土在多轴应力下的破坏准则和本构关系的试验研究已有许多成果,但大多仅适用于单调比例加载的情况。
A kind of hydraulic loading system, with a proportional electrohydraulic pressure valve as its core component, is presented here.
本文探讨的是采用电液比例溢流阀为液压系统核心部件的一种电液比例加载系统。
A pneumatic-hydraulic multi-channel coordinated loading system is presented. It can realize coordinated loading between hydraulic servo control channels and pneumatic proportional control channels.
对气液多通道协调加载系统进行了设计研究,实现了液压伺服加载系统与气动比例加载系统的同步协调加载控制。
The automatic test has been realized by adopting the proportional throttling valve for loading and by use of the CAT technology based on the virtual instrument.
系统采用比例节流阀加载方法以及基于虚拟仪器的CAT技术,实现了测试过程的自动化。
Two cases of loading types were adopted: one was biaxial proportional dynamic loading and the other was axial dynamic loading with one-side constant confining pressure.
试验中采用两种加载方式:一种为不同应变速率下的双向比例加载,另一种为保持一向恒定侧压下的动态压缩试验。
In the way of loading, electro-hydraulic proportional valve is used.
在加载方式上,采用电液比例阀。
Aiming at the disadvantages of present loading system applying proportional relief valve or servo valve, loading system with 3-way proportional pressure reducing valve is proposed.
针对目前采用比例溢流阀和伺服阀加载存在的不足,提出在钢坯修磨机上采用比例三通减压阀加载。
The results of numerical computation show that pulse transmission line of multi-small-loading capacitance with proportional spacing…
数值计算结果表明等效分布电容法对均匀分布的多个小负载电容脉冲传输线具有很好的补偿作用。
The results of numerical computation show that pulse transmission line of multi-small-loading capacitance with proportional spacing…
数值计算结果表明等效分布电容法对均匀分布的多个小负载电容脉冲传输线具有很好的补偿作用。
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