The recent widespread blackout that affected Spain, Portugal, and southern France has left many people in chaos and darkness. The blackout disrupted daily life for millions, causing traffic lights to go out, ATMs to stop working, public transport to come to a halt, and phone service to be unavailable. People were left stranded in trains and elevators, resorting to eating dinner by candlelight as night fell.
Spain’s Prime Minister, Pedro Sánchez, has stated that the exact cause of the blackout is still unknown. Initially, Portugal’s grid operator REN attributed the event to a rare phenomenon called “induced atmospheric vibration,” but has since refuted this claim.
So, what exactly is induced atmospheric vibration, and how does it impact energy systems? Weather is a significant factor in disruptions to electricity supply, with 83% of reported blackouts in the United States between 2000 and 2021 attributed to weather-related events. Extreme weather events such as cyclones, heatwaves, and bushfires can damage grid infrastructure and cause power outages.
Wind-induced vibrations in transmission lines, such as conductor galloping and aeolian vibrations, can also stress grid infrastructure and lead to blackouts. Grid operators often use wire stabilizers known as stock bridge dampers to reduce the risk of vibration.
Induced atmospheric vibration, as speculated in the recent blackout, is caused by extreme changes in temperature or air pressure. These changes can create wavelike movements or oscillations in the atmosphere, affecting power infrastructure like long-distance high-voltage transmission lines. While the term “induced atmospheric vibration” may not be commonly used, it likely refers to known meteorological phenomena like gravity waves or thermal oscillations.
As our energy systems become more interconnected and reliant on long-distance transmission, understanding how the atmosphere behaves under different conditions is crucial. Centralized energy networks are becoming increasingly vulnerable to environmental and electrical stress, necessitating innovative solutions like community microgrids for a more resilient and decentralized energy system.
The recent blackout in Europe highlights the fragility of our electrical grids and the urgent need to address structural weaknesses to prevent future catastrophic events. Failure to adapt to the changing energy landscape could have consequences far worse than those experienced during the COVID-19 pandemic. If you don’t see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines
Mehdi Seyedmahmoudian, Professor of Electrical Engineering, School of Engineering, Swinburne University of Technology
This article is republished from The Conversation under a Creative Commons license. Read the original article.
In a recent article, an electrical engineer delves into the phenomenon of induced atmospheric vibration causing blackouts in Europe. The original piece explores the potential impact of this phenomenon on power systems and the possible causes behind it.
As an electrical engineer, it is crucial to understand the implications of induced atmospheric vibration on power grids. The vibrations caused by atmospheric disturbances can lead to unexpected disruptions in the electricity supply, resulting in blackouts and other issues.
By analyzing the original article, we can gain valuable insights into the complexities of this phenomenon. The author highlights the importance of identifying the root causes of induced atmospheric vibration and developing strategies to mitigate its impact on power systems.
In rewriting this content for a WordPress platform, it is essential to maintain the integrity of the original article while presenting the information in a fresh and engaging way. By incorporating the key points and HTML tags from the original piece, we can create a new post that is both informative and user-friendly.
Overall, the phenomenon of induced atmospheric vibration and its effects on power systems are critical topics for electrical engineers to understand. By staying informed and proactive in addressing these challenges, we can work towards ensuring a more reliable and resilient electricity supply for the future.
