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International Journal of Materials & Product Technology最新文献

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Pyroelectric and hygrothermal couplings effects on dynamic active control analysis of coupled thermopiezoelastic composite plate 热释电和湿热耦合对耦合热压弹性复合材料板动态主动控制的影响分析
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2022-01-01 DOI: 10.1504/ijmpt.2022.10048533
Milad Rouzbehani
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引用次数: 0
Influence of weight ratio of conductive additive to binder in an electrode on the capacity of Li-ion battery 电极中导电添加剂与粘结剂重量比对锂离子电池容量的影响
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2022-01-01 DOI: 10.1504/ijmpt.2022.10048560
Jung hoon Lee, C. Kim
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引用次数: 0
Statistical and experimental evaluation of multi-performance in turning of AISI D6 using Grey relational analysis 应用灰色关联分析对aisid6车削多性能的统计与实验评价
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-10-15 DOI: 10.1504/ijmpt.2021.10041992
Latif Özler, G. Tosun, Nihat Parlak, Nihat Tosun
In this study, the impact of machining variables and the relationship among the performance outputs (surface quality and tool life) and process variables were investigated using Grey relational ana...
本文采用灰色关联分析方法,研究了加工变量的影响以及性能输出(表面质量和刀具寿命)与工艺变量之间的关系。
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引用次数: 0
RF sputtered hexagonal boron nitride film-based printed circuit board for high voltage and high-power electronic applications 射频溅射六方氮化硼薄膜基印刷电路板用于高压和大功率电子应用
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-10-15 DOI: 10.1504/ijmpt.2021.10041991
K. Kumar, K. Kumar
The power electronic devices use big heat sinks for the removal of heat from the components. These heat sinks are bulk in size. Therefore, the strategy is to remove the heat sink from the PCB and i...
电力电子设备使用大型散热器来去除部件中的热量。这些散热器体积很大。因此,该策略是将散热器从PCB上取下,并在。。。
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引用次数: 0
Buckling of axially compressed cones with uneven length 长度不均匀的轴向压缩锥体的屈曲
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-09-10 DOI: 10.1504/ijmpt.2021.10041053
O. Ifayefunmi
This paper provides test data on the buckling behaviour of cone with uneven axial height subjected to axial compression. The cone axial height has sinusoidal waves along the circumference of small ...
本文提供了轴向高度不均匀的锥体在轴压作用下的屈曲行为试验数据。圆锥轴向高度沿圆周呈正弦波。
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引用次数: 1
Fatigue life analysis using wavelet-based signal decomposition 基于小波信号分解的疲劳寿命分析
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-09-10 DOI: 10.1504/ijmpt.2021.10041052
Airee Afiq Abd Rahim, S. Abdullah, S. Singh, M. Z. Nuawi
This study examines the importance of the discrete wavelet transform method for the analysis of the fatigue life of car suspension systems. Issues related to time series data include the loss of im...
本研究探讨了离散小波变换方法在汽车悬架系统疲劳寿命分析中的重要性。与时间序列数据相关的问题包括im。。。
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引用次数: 0
Numerical investigation of bipolar plates manufactured using hydroforming process 液压成形双极板的数值研究
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-08-02 DOI: 10.1504/ijmpt.2021.117032
Ayotunde Olayinka, W. J. Emblom
Simulations of forming processes using LS-DYNA and other nonlinear finite element software packages enables manufacturers to optimise processes without the attending waste associated with performing multiple actual processes. The goal of this study was to use finite element analysis to investigate microscale sheet hydroforming (MSSH) of annealed AISI 304 stainless steel for producing bipolar plates for proton exchange membrane fuel cells (PEMFC) based on the material properties of the blank that were obtained from hydraulic bulge testing. Two die geometries were used to investigate the effect of hydroforming pressure and channel width on the distribution of stress and strain across the flow field of the hydroformed channels, sheet thinning and the thickness distribution for the annealed AISI 304 sheet metal blanks. The simulation results were verified using experimental results. The results show that FEA technique accurately predicts the behaviour of the AISI 304 bank formed using MSSH.
使用LS-DYNA和其他非线性有限元软件包对成形过程进行模拟,使制造商能够优化工艺,而不会因执行多个实际工艺而产生浪费。本研究的目的是利用有限元分析,基于从液压膨胀试验中获得的毛坯的材料特性,研究用于生产质子交换膜燃料电池(PEMFC)双极板的退火AISI 304不锈钢的微尺度薄板液压成形(MSSH)。采用两种模具几何形状研究了液压成形压力和通道宽度对液压成形通道流场中应力和应变分布、板材减薄和退火后AISI 304板材厚度分布的影响。用实验结果验证了仿真结果。结果表明,有限元分析技术能准确地预测用mshh成形的AISI 304板的性能。
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引用次数: 0
Research on structure optimisation method of 3D printer based on decoupling parallel connection 基于解耦并联的三维打印机结构优化方法研究
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-08-02 DOI: 10.1504/ijmpt.2021.10040113
Jinjian Chen
In order to improve that mechanical distribution and automatic control capability of the 3D printer structure, a decoupling control method of the 3D printer structure is proposed based on the decou...
为了提高三维打印机结构的机械分布和自动控制能力,提出了一种基于解耦控制的三维打印机结构解耦控制方法。。。
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引用次数: 1
Dynamic tensile fracture test of semi flexible epoxy asphalt concrete 半柔性环氧沥青混凝土动态拉伸断裂试验
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-08-02 DOI: 10.1504/ijmpt.2021.10039890
Ye Fang, Yongbing Guan
In order to overcome the problems of large error and high failure rate existing in the fracture test method of asphalt concrete materials, the dynamic tensile fracture test of semi flexible epoxy asphalt concrete materials was proposed. This method uses digital image technology (DIC) to measure the displacement of asphalt concrete crack propagation process, accurately capture the fracture process of asphalt concrete material crack tip, and use tensile test to evaluate the low temperature cracking performance of semi flexible pavement material. The experimental results show that when the loading wavelength is increased to 900 μs, the error of the maximum tensile stress calculation value is reduced to 7.5%. There is obvious size effect on the tensile strength of concrete. The safety risk assessment model has higher security guarantee. At the same time, the required capital investment is lower, and the test failure rate is always lower than 20%.
为了克服沥青混凝土材料断裂试验方法存在误差大、失效率高的问题,提出了半柔性环氧沥青混凝土材料的动态拉伸断裂试验方法。该方法利用数字图像技术(DIC)测量沥青混凝土裂缝扩展过程的位移,准确捕捉沥青混凝土材料裂尖的断裂过程,并利用拉伸试验评价半柔性路面材料的低温开裂性能。试验结果表明,当加载波长增加到900μs时,最大拉应力计算值的误差减小到7.5%,尺寸对混凝土的抗拉强度有明显的影响。安全风险评估模型具有较高的安全保障。同时,所需的资金投入较低,测试失败率始终低于20%。
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引用次数: 1
Study on mechanical properties testing of highway concrete pavement construction machinery materials 公路混凝土路面施工机械材料力学性能测试研究
IF 0.5 4区 材料科学 Q3 Engineering Pub Date : 2021-08-02 DOI: 10.1504/ijmpt.2021.117037
Wen-Can Huo
In order to solve the problems of large error and long time-consuming in the traditional mechanical property test methods, a new mechanical property test method for highway concrete pavement construction machinery materials is proposed. The relationship between the deformation component and the displacement component of the microstructure of the concrete pavement in the equilibrium coordinate system is obtained. The limit value of the critical thickness of the construction material of the highway concrete pavement is obtained by the second derivative function. Based on the analysis principle of AFM force curve, the relationship between mechanical materials and elastic modulus of highway concrete pavement construction is determined, and the performance analysis of highway concrete pavement construction mechanical materials is realised. The test results show that the error of mechanical properties analysis of highway concrete pavement construction machinery materials by the proposed method is only 0.3%, and the test time is short.
针对传统力学性能测试方法误差大、耗时长的问题,提出了一种新的公路混凝土路面施工机械材料力学性能测试法。得到了平衡坐标系下混凝土路面微观结构的变形分量与位移分量之间的关系。通过二阶导数函数求出公路混凝土路面施工材料的临界厚度的极限值。基于AFM力曲线分析原理,确定了公路混凝土路面施工力学材料与弹性模量的关系,实现了公路混凝土面层施工力学材料的性能分析。试验结果表明,该方法对公路混凝土路面施工机械材料的力学性能分析误差仅为0.3%,试验时间短。
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引用次数: 0
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International Journal of Materials & Product Technology
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