梯度热障涂层是一种新型耐热材料,可充分缓和热应力。
Gradient thermal barrier coatings, a new type heat resisting material, can sufficiently release heat stresses.
对于热障涂层而言,等轴组织对提高涂层隔热能力有利。
The equal-axis structure is profitable to thermal insulate ability of zirconia coatings.
综述了目前国内外抗高温氧化涂层和热障涂层的研究现状。
The study of oxidation resistance coatings and thermal resistance coatings was overviewed.
模拟结果表明,热障涂层中的残余应力是界面形貌尺寸的函数。
The result shows that the residual stress in thermal barrier coatings is a function of interface topography parameters.
简述了梯度热障涂层的国内外研究进展、设计及主要制备方法。
The paper introduces its domestic and abroad research progresses, design and main preparation methods.
探索热障涂层在热震中裂纹的形成规律,揭示涂层热震危险截面位置。
Explores the rule of formation of thermal shock cracks in thermal coatings and studies position of dangerous coating sections in thermal shocks.
复合热障涂层是有用的燃气轮机部件,如密封环段,叶片部分罩,转换和燃烧室。
The composite thermal barrier coating is useful on combustion turbine components such as ring seal segments, vane segment shrouds, transitions and combustors.
综述了等离子喷涂结构涂层的研究进展,包括耐磨涂层、热障涂层、耐蚀涂层;
Progress of research on the plasma sprayed structural coatings, including WBCs TBCs and CRCs, was summarized.
复合热障涂层系统包括蜂窝金属结构具有高的热膨胀磷酸盐保税基陶瓷空心球填补。
A composite thermal barrier coating system includes a honeycomb metallic structure filled with high thermal expansion ceramic hollow spheres in a phosphate bonded matrix.
复合热障涂层系统的制造,可在目前的热障涂层厚度超过系统,从而提高热保护传授。
The composite thermal barrier coating system may be manufactured to thicknesses in excess of current thermal barrier coating systems, thereby imparting greater thermal protection.
采用理化分析方法对电站燃气轮机高温部件热障涂层的喷涂修复质量进行了检测和评定。
The methods of physical testing and chemical analysis are introduced for quality inspection on thermal barrier coats of the high temperature parts used in gas turbine power station.
实验结果表明,梯度热障涂层能明显延缓热震裂纹的形成和扩展,具有较高的抗热震性。
The test results show that retardation of thermal shock crack initiation and propagation and higher thermal shock resistance property were displayed in graded thermal barrier coating.
前言:随着燃气涡轮发动机进口工作温度的提高,热障涂层技术受到了广泛的关注。
With the elevation of inlet working temperature of gas turbine engine, thermal barrier coatings (TBCs)are receiving a great deal of attention.
梯度功能热障涂层是FGM的重要应用之一,它与传统的热障涂层相比可明显提高耐久性。
One of the important applications of FGMs is the functionally graded thermal barrier coating(TBC), which may markedly improve the durability compared with those conventional ones.
热障涂层是一类高温防护涂层,由于其应用的广泛性,已成为近年来涂层研究领域的热点之一。
Thermal barrier coating(TBC) is a kind of high temperature protection coating. Because of its wide application, it has attracted more and more interests in recent years.
介绍了作为热障涂层活塞的功能梯度材料的应用机理、材料特性组合方案、依据及优化设计方法。
The application mechanism, characteristic combination scheme basic and optimization design method of FGMs as piston is discussed.
结果表明:K417G合金无涂层和涂覆热障涂层状态下的低周疲劳均属于应力疲劳,以弹性损伤为主;
The results indicate that the LCF of K417G alloy and K417G alloy with TBCs are stress fatigue, and the primary damage of LCF processing is elastic damage.
结果表明:等离子喷涂(APS)热障涂层在高温氧化过程中,黏结层被氧化生成热生长氧化物(TGO)。
The results show that thermally grown oxide(TGO)was formed for the oxidation of bond coat during high temperature oxidization of APS TBC.
广泛应用于高温部件的热障涂层,在热载荷作用下各层间所集聚的残余应力是导致其层裂和失效的重要原因。
Thermal barrier coating (TBC) has been used widely in heat components, the residual stress concentrated by thermal load can lead to spalling or failure for the entire coating system.
测试结果表明,热障涂层系统的显微硬度存在压痕尺寸效应,即表观显微硬度随施压载荷的增加而显著降低。
Through centrifugal model tests, the influence of plate size on the results of plate loading tests was studied.
证明了在风口上喷涂金属-陶瓷梯度热障涂层的可行性以及利用HVOF打底层制备金属-陶瓷热障层的优势。
The feasibility of metal-ceramic gradient coating on the work surface of BF tuyere was proved, and the superiority of HVOF tie coating on the work surface of BF tuyere was confirmed.
为确定热障涂层的残余应力、结合力、断裂韧性、疲劳裂纹扩展速率等性能和特性,需要知道其杨氏模量和泊松比。
To analyze the characteristics of TBCs such as residual stress, bond strength, fracture toughness, and crack propagation ratio, the Young's modulus and Poisson's ratio are important parameters.
这些结论为提高涂层界面结合强度的热障涂层界面造形提供了理论支持,也为热障涂层界面的优化提供了指导意见。
This conclusion provides theoretical supports for the interface sculpting to enhance the interfacial bonding strength, and advices for optimization of interface topography of...
文中对热障涂层的力学性能、抗氧化和抗热腐蚀、抗磨蚀和热学特性等性能的评价及性能判断与分析进行了综合回顾。
The performance valuation and analysis was reviewed to the mechanics property, oxidation resistance, hot corrosion resistance, erosion resistance, and thermal property of thermal barrier coatings.
总而言之,本文从热力学、扩散、氧化动力学和力学化学活度四个方面对热障涂层的高温氧化机理作了一个较为详细的论述。
In a word, the thesis gives a detailed study of high temperature oxidation of thermal barrier coatings from thermodynamics, diffusion, oxidation kinetics and mechanochemistry activity.
DZ40M合金表面纳米和垂直裂纹结构热障涂层的抗燃气热腐蚀性能[J]。材料工程,2014,(5):66-72。
Gas hot-corrosion resistance of nanostructure and segmentation thermal barrier coatings on DZ40M superalloy[J]. Journal of Materials Engineering, 2014, (5):66-72.
DZ40M合金表面纳米和垂直裂纹结构热障涂层的抗燃气热腐蚀性能[J]。材料工程,2014,(5):66-72。
Gas hot-corrosion resistance of nanostructure and segmentation thermal barrier coatings on DZ40M superalloy[J]. Journal of Materials Engineering, 2014, (5):66-72.
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