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| 大规模并行计算机电源系统稳定性分析 | |
| 引用本文： | 姚信安,宋飞,胡世平,罗安.大规模并行计算机电源系统稳定性分析[J].计算机工程与科学,2009,31(3). |
| 作者姓名： | 姚信安 宋飞 胡世平 罗安 |
| 作者单位： | 1. 湖南大学电气与信息工程学院,湖南,长沙,410082;国防科技大学计算机学院,湖南,长沙,410073 2. 国防科技大学计算机学院,湖南,长沙,410073 3. 湖南大学电气与信息工程学院,湖南,长沙,410082 |
| 摘 要： | 大规模并行计算机电源系统通常都采用分布式供电架构,系统稳定性设计是其中的难点和关键点。本文提出了一种实用的输入输出阻抗匹配方法,详细分析了变换器的输入和输出阻抗,绘制了阻抗特性波特图,根据仿真结果确定了总线上的输出电容。电源系统测试和运行结果表明,在总线上放置合适的电容可以解决系统稳定性问题。 |
| 关 键 词： | 大规模并行计算机 分布式电源系统 稳定性分析 输入输出阻抗 |
Stability Analysis of the Power System for Massively Parallel Computers |
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| YAO Xi-nan,SONG Fei,HU Shi-ping,LUO An.Stability Analysis of the Power System for Massively Parallel Computers[J].Computer Engineering & Science,2009,31(3). | |
| Authors: | YAO Xi-nan SONG Fei HU Shi-ping LUO An |
| Affiliation: | 1.School of Electrical and Information Engineering;Hunan University;Changsha 410082;2.School of Computer Science;National University of Defense Technology;Changsha 410073;China |
| Abstract: | The distributed power architecture is generally used in the power system of massively parallel computers.The most important factor is system stability in the bus architecture design.An effective impedance matching technique is introduced in this paper.The input and output impedance of converters are analyzed in detail,and the Bode plots of impedance characteristics are presented.Based on the simulation results,the quantity of bus capacitors is decided.The experimental results show that system stability can ... |
| Keywords: | massively parallel computer distributed power system stability analysis input and output impedance |
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