The results have shown that the incubation period of crack nucleation decreases and the propagation rate of crack increases with increasing the cyclic temperature.
试验结果表明,随着循环温度的增高,裂纹形核孕育期缩短, 裂纹扩展速率增大;
There are an anodic peak and a cathodic peak in the cyclic voltammogram of polythionine. Their peak currents increase with increasing temperature.
在聚硫堇的循环伏安图上有一阳极峰和一阴极峰,它们的峰电流均随温度的升高而增加;
The relationship of the microstructure with the isothermal temperature, isothermal time, trace elements added and cyclic treatment was also tested systematically.
对等温处理的温度和时间、添加微量元素及循环处理与显微组织的关系进行了系统的对比试验。
The thermal fatigue resistance cuts down with the thermal cyclic upper temperature rising.
随热循环上限温度升高,其热疲劳抗力降低。
High temperature low cycle fatigue (HLF) life prediction models have great significance for design of high temperature structure under cycLic loading.
高温低周疲劳(HLF)寿命预测方法对于承受变幅载荷的高温构件的设计具有重要意义。
At lower annealing temperature obtain high strength and high yield ratio showed cyclic softening feature easily. That is detrimental to the using life of coiled tubing.
较低退火温度获得高强度、高屈强比易表现出循环软化特征,不利于提高连续油管的疲劳寿命。
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。
The effects of temperature and catalyst on reaction of synthesis of cyclic triperoxide of cyclohexanone from cyclohexanone and hydroperoxide have been investigated by using IR.
采用红外光谱分析法,详细研究了温度、催化剂等条件对环己酮与过氧化氢反应生成三聚环己酮过氧化物的影响。
The principle of temperature controlled system for continuous cyclic peritoneal dialysis (CCPD) and the characteristics of each parts are presented.
作者介绍了腹膜透析机恒温控制系统的工作原理以及各个部件的特点。
Effects of temperature on the molecule distribution of a glassy cholesteric siloxane cyclic side-chain liquid crystal is investigated in this paper.
研究了温度对玻璃态胆甾相环硅氧烷液晶中分子分布的影响。
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。
The stress and deformation of chimney and other special tube elements under fire and cyclic high-temperature loads are presented.
分析了烟囱与陶瓷管道特殊构件受明火燃烧及循环高温荷载条件下的应力与变形。
The results showed that, by certain cyclic quenching process, coarse grain of high temperature ion-carburizing can be fined effectively and its mechanical property can be improved.
结果发现,经一定的循环处理后,可以有效地细化经高温离子渗碳后的粗大晶粒,并能改善机械性能。
The effect of sintering temperature on the cyclic performance for materials was discussed.
讨论了煅烧温度对材料循环性能的影响。
The results show that the increase of cyclic frequency would decrease high temperature fatigue lifetime of the alloy and result in different deformation mechanism.
结果表明,循环频率的增加会导致合金高温疲劳寿命的下降及不同的变形机制。
The fatigue tests were performed at room temperature and cyclic strain and stress ratio of 0.1 with triangle load wave.
实验温度为室温,循环应变比和应力比均为0.1,载荷波形为三角波。
The uniaxial time-dependent strain cyclic characteristics and ratcheting behavior of SS304 stainless steel were studied by cyclic loading experiments at room temperature.
对SS304不锈钢在室温单轴循环加载下的时相关棘轮行为和时相关应变循环特性进行了实验研究。
The high temperature fatigue behaviour and the effect of cyclic frequency on the behaviour of CMSX-3 Nickel:based single crystal superalloy are investigated by MTS machine, metallograph, SEM and TEM.
利用MTS材料试验系统和光学金相、SEM、TEM等分析手段研究了镍基单晶高温合金CMSX—3的高温疲劳行为,重点探讨了循环频率对这种行为的影响。
Based on the creep theory, the mechanical relationship of VSR and cyclic creep was discussed, and common factors such as stress amplitude, temperature and material properties were analyzed.
基于蠕变理论提出了振动时效与循环蠕变在力学本质上的相关性,并对交变应力幅、温度和材料特性等共同影响因素进行了分析。
In this paper, the authors introduce their development on a new style of microcomputer cyclic system on temperature, humidity and position detection.
本文介绍了作者研制的一种新型的微型计算机温度、湿度、位置巡回检测系统。
Based on the results of cyclic softening and cyclic creeping tests at room temperature, the resilient relaxation tendency of the most commonly used spring steels were discussed in the paper.
本文从循环软化和循环蠕变两个不同侧面对常用弹簧钢的弹性松弛趋势进行了对比试验研究并对它们的弹性松弛趋势大小进行了初步评价。
The influence of alkali pretreatment under ultrasonic on surface cyclic trimer content of superfine polyester fiber using high temperature high pressure dyeing process has been studied.
研究了超声波作用下碱预处理对聚酯超细纤维高温高压染色后表面环状三聚物含量的影响。
The experimental results show that scanning rate, polymerization upper potential, circle number of cyclic voltammetric polymerization, temperature of polymerization and polymerization time, etc.
结果表明,聚合电位,循环伏安法的扫描速率、终止电位、扫描周数,聚合温度,聚合时间等对传感器的响应特性有显著影响。
In this paper, creep tests were carried out on annealed pure copper and normalized bronze containing Al under static and cyclic tension at room temperature.
以退火纯铜及正火铝青铜在轴向拉伸下进行室温静、动态蠕变试验。
The superplasticity research was carried out under constant temperature compression deformation for salt-bath cyclic quenched and high frequency hardened T10A steel.
采用盐浴加热循环淬火和高频感应加热淬火对T10A钢进行组织超细化预处理,然后在恒温压缩变形条件下进行超塑性研究。
Also, no delaminations were found in tensile and cyclic tests at elevated temperature. That significantly shows a nearly perfect bonding in hybrid laminates is made.
并且高温下之拉伸与疲劳试验下皆无脱层,明显的展现了优良的混和积层板已制作完成。
Cast steel cooling stave has favorable impact toughness and cyclic-temperature loading fatigue, and it has no thermal resistance of coat and gas gap witch exist in ductile iron cooling stave.
铸钢作为冷却壁的材料具有良好的冲击韧度和耐热疲劳性能,并且结构上完全去除了球墨铸铁冷却壁的防渗碳涂层和冷却水管与本体之间的间隙热阻。
An experimental study of the cyclic properties is carried out for 316l stainless steel subjected to a uniaxial straining and stressing at both room and elevated temperature.
对316L不锈钢进行了单轴应变和应力控制下的室温和高温循环试验。
This paper considered all the parameters properly and created the 3-D transient temperature field for cyclic symmetric structure of aircraft brake system with MSC.
针对飞机刹车装置这种循环对称结构,合理考虑各种相关参数,使用MSC。
This paper considered all the parameters properly and created the 3-D transient temperature field for cyclic symmetric structure of aircraft brake system with MSC.
针对飞机刹车装置这种循环对称结构,合理考虑各种相关参数,使用MSC。
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