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5篇 您的检索式:作者名="G.Maier"
    题名 作者 年代 出处 被引量
1混凝土构件软化分析的边界元法显示文摘本文在混凝土构件的软化分析中采用了粘性裂纹模型,使用直接边界元子域法研究并讨论了构件中裂纹开展所引起的结构软化和失稳情形,相应的增量迭代算法被给出。文中的数值算例表明了上述方法的有效性。岑章志 G.Maier G.Novati 1992工程力学1992,9,2:4
2LIMIT AND SHAKEDOWN ANALYSIS OF PRESSURIZED PIPELINES CONTAINING DEFECTS显示文摘In this paper,the integrity assessment of pressurized pipelines con-taining defects is performed by direct simplified methods of limit and shakedownanalysis.The defects considered are part-through slots of various geometrical config-urations.The engineering situation considered here has practical importance in thepressure vessel and pipe industry.The results are compared with those obtained by astep-by-step procedure using the professional code ABAQUS and where possible,withthose provided by semi-empirical formulae used in engineering.The simplified meth-ods are found more economical and more reliable than marching solutions achievedby step-by-step evolutive elastic-plastic analysis.The effects of various part-throughslots on the load-carrying capacities of pipelines are investigated.刘应华 V.Carvelli G.Maier 1998Acta Mechanica Sinica1998,14,1:2
3Venturing Jointly显示文摘E.M.Bergman G.Maier M.Vybomy 0,,:1
4Venturing Jointly显示文摘E.M.Bergman G.Maier M.Vyborny 0,,:1
5Stress-induced tailoring of energy storage properties in lead-free Ba_(0.85)Ca_(0.15)Zr_(0.1)Ti_(0.9)O_(3)ferroelectric bulk ceramics显示文摘In this study,the stress-modulated energy storage properties of lead-free polycrystalline Ba_(0.85)Ca_(0.15)Zr_(0.1)Ti_(0.9)O_(3)was investigated as a function of temperature from 25℃to 55℃.The externally applied uniaxial compressive stress of-160 MPa increased the recoverable energy storage density by 226%to a maximum value of 274 mJ/cm^(3),in addition to enhancing the energy storage efficiency by approximately 10%to a value of 88.2%.The macroscopic mechanical constitutive behavior is presented as well as the stress-dependent dielectric and ferroelectric properties and the Rayleigh behavior in order to elucidate the effect of stress on the energy storage properties.Importantly,the stress-induced tailoring of energy storage performance can be utilized for other nonlinear dielectric ceramics to tune their extrinsic polarization mechanisms to significantly enhance the recoverable energy density and reduce the hysteretic losses.Juliana G.Maier Ahmed Gadelmawla Neamul H.Khansur Kyle G.Webber 2023Journal of Materiomics2023,9,4:0
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