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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Existence of hyperbolic motions for Newtonian and generalized N-body problem（II）
牛顿 广义N体问题 双曲运动 存在性
2023/11/7
For the classical N-body problem, Maderna-Venturelli [Ann. Math. 2020] proved the existence of hyperbolic motions with any positive energy constant, starting from any configuration and along any nonco...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：关键设备的贮存加速退化试验及数据采集方法
关键设备 贮存加速 退化试验 数据采集
2023/5/12
关键装备延寿项目中，需要对产品在贮存状态下的可靠性水平进行量化考核，因此需要选取一定量的试验样本开展相应的寿命相关试验来获取可靠性信息。本报告中将针对所关注的研究对象中的各类典型产品的失效模式分析、失效判别标准、加速退化试验设置、以及数据采集等一系列相关问题进行介绍，以为后续开展可靠性模型的建立和评估做技术准备。
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Dual Control for High Levels of Automation in Uncertain Environments
双重控制 不确定 环境 自动化
2023/5/8
For a system operating in an unknown or changing environment, it is desirable to design a control system to keep it always operating at its best possible performance (e. g. in terms of productivity or...
A Mathematics Model For Determination of Heater and Cooler Dimensions of A Stirling Engine
Stirling Engine Heater and Cooler Finite Di erence Method
2009/10/14
In this study the dimensions of the heater and cooler of a Stirling engine are estimated by simulating the velocity and temperature fields in the heater and cooler using nite difference method. For a...