Abstract
A new approach called Backward Euler method with Predictor-Corrector (BEM-PC) for simulating cascading failure in dynamic models of power systems was recently proposed. It applied Backward Euler integration method (BEM) with stiff decay property while overcoming its so-called hyperstability issue. The method led to a significant simulation speedup without sacrificing accuracy in tracking cascading path when compared with traditional solution techniques like Trapezoidal integration method (TM). In this paper, we demonstrate that a further speedup can be achieved by a parallelized version of BEM-PC, which we call BEM-PC-parallel (BEM-PCP). In this version, the predictor subprocess of BEM-PC is run in multiple parallel processors for identification of oscillatory instability using eigen-decomposition of the system matrix at post-disturbance unstable equilibria. Monte-Carlo studies on a 2,383-bus Polish system confirm that BEM-PCP is on average 17% faster than BEM-PC and ≈ 40 times as fast as TM while maintaining the same accuracy as BEM-PC.
| Original language | English (US) |
|---|---|
| Title of host publication | 2023 IEEE Power and Energy Society General Meeting, PESGM 2023 |
| Publisher | IEEE Computer Society |
| ISBN (Electronic) | 9781665464413 |
| DOIs | |
| State | Published - 2023 |
| Event | 2023 IEEE Power and Energy Society General Meeting, PESGM 2023 - Orlando, United States Duration: Jul 16 2023 → Jul 20 2023 |
Publication series
| Name | IEEE Power and Energy Society General Meeting |
|---|---|
| Volume | 2023-July |
| ISSN (Print) | 1944-9925 |
| ISSN (Electronic) | 1944-9933 |
Conference
| Conference | 2023 IEEE Power and Energy Society General Meeting, PESGM 2023 |
|---|---|
| Country/Territory | United States |
| City | Orlando |
| Period | 7/16/23 → 7/20/23 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
All Science Journal Classification (ASJC) codes
- Energy Engineering and Power Technology
- Nuclear Energy and Engineering
- Renewable Energy, Sustainability and the Environment
- Electrical and Electronic Engineering
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