logo
科言猫学术研究的AI总结
language
手机端手机端
  • Phone Feature微信小程序
简体中文简体中文
notice消息通知
博客博客
delete
arrow
返回

Partial Refactorization Techniques for Electromagnetic Transient Simulations

delete
delete0
PRE
AI
B
Boris Bruned
A
Anas Abusalah
J
Jean Mahseredjian
S
S. Dennetière
O
Omar M. Saad
DOI：10.1109/TPWRD.2025.3574482delete
delete原文链接
delete原文求助
delete分享
delete收藏
摘要

摘要

En 中文
本文探讨了部分重因子化技术，以加速电力系统中电磁暂态（EMTs）的仿真。使用KLU求解器中的直接稀疏左视LU分解来求解网络方程。如果因分解矩阵因仿真涉及电力电子开关或非线性设备而频繁变化，则重因子化步骤可能耗时较长。提出了一种基于路径的部分重因子化技术，以加速LU因子的重新计算。在左视算法中，仅对属于已计算因子化路径的列子集进行重因子化。此外，通过部分重因子化增强了块三角分解（BTF），通过更小的、演化的子矩阵进一步加速计算。新方法在大型电力网格上进行了测试，取得了显著的性能提升。
Keyword:
Electromagnetic transient (EMT) simulation
direct sparse linear solver
left-looking LU factorization
partial refactorization
factorization path

期刊

IEEE Transactions on Power Delivery 封面图
IEEE Transactions on Power Delivery
IF:
3.7
论文数:
9.1K
被引数:
2.2W

机构

H
hydro-québec, montréal, qc, canada
学者数:
2
论文数: 2
被引数: 0
P
polytechnique montreal, montréal, qc, canada
学者数:
1
论文数: 1
被引数: 0
P
pgstech, montréal, qc, canada
学者数:
1
论文数: 1
被引数: 0
C
campus transfo, rte, jonage, france
学者数:
2
论文数: 1
被引数: 0
学者 查看更多机构
引用论文

引用论文

Algorithm 907
errACM Transactions on Mathematical Software
IF0
err2010-09-01
err0
PREAI
errTimothy A. Davis; Ekanathan Palamadai Natarajan
err分享
err收藏
Sparse Vector Methods
errIEEE Transactions on Power Apparatus and Systems
IF0
err1985-02-01
err0
PREAI
errW. Tinney; V. Brandwajn; S. Chan
err分享
err收藏
Accelerated Sparse Matrix-Based Computation of Electromagnetic Transients
errIEEE OPEN ACCESS JOURNAL OF POWER AND ENERGY
IF3.2
err2020-01-01
err8
errOAAI
errAbusalah, Anas; Saad, Omar; Mahseredjian, Jean; Karaagac, Ulas; Kocar, Ilhan
err分享
err收藏
On a new approach for the simulation of transients in power systems
errELECTRIC POWER SYSTEMS RESEARCH
IF4.2
err2007-09-01
err345
errOAAI
errMahseredjian, J.; Dennetiere, S.; Dube, L.; Khodabakhchian, B.; Gerin-Lajoie, L.
err分享
err收藏
Partial Matrix Refactorization
errIEEE Transactions on Power Systems
IF0
err1986-01-01
err0
PREAI
errSherman M. Chan; Vladimir Brandwajn
err分享
err收藏
Sparse Partial Pivoting in Time Proportional to Arithmetic Operations
errSIAM Journal on Scientific and Statistical Computing
IF0
err1988-09-01
err0
errOAAI
errJohn R. Gilbert; Tim Peierls
err分享
err收藏
An EScheduler-Based Data Dependence Analysis and Task Scheduling for Parallel Circuit Simulation
errIEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
IF4.9
err2011-10-01
err41
errOAAI
errChen, Xiaoming; Wu, Wei; Wang, Yu; Yu, Hao; Yang, Huazhong
err分享
err收藏
Sparse solver application for parallel real-time electromagnetic transient simulations
errELECTRIC POWER SYSTEMS RESEARCH
IF4.2
err2023-10-01
err0
PREAI
errBruned, B.; Mahseredjian, J.; Dennetiere, S.; Abusalah, A.; Saad, O.
err分享
err收藏
Yale sparse matrix package I: The symmetric codes
errInternational Journal for Numerical Methods in Engineering
IF0
err2005-07-05
err0
PREAI
errS. C. Eisenstat; M. C. Gursky; M. H. Schultz; A. H. Sherman
err分享
err收藏
Algorithm 529: Permutations To Block Triangular Form [F1]
errACM Transactions on Mathematical Software
IF0
err1978-06-01
err0
errOAAI
errI. S. Duff; J. K. Reid
err分享
err收藏
学者 查看更多内容