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Renewable energy systems are an increasingly popular way to generate electricity. As with any new technological paradigm, new challenges have emerged which are unique to the utilization of renewable energy systems. One of these challenges…

Computers and Society · Computer Science 2015-02-13 Nikolas Wolfe

Soiling is the accumulation of dirt in solar panels which leads to a decreasing trend in solar energy yield and may be the cause of vast revenue losses. The effect of soiling can be reduced by washing the panels, which is, however, a…

Signal Processing · Electrical Eng. & Systems 2023-01-31 Alexandros Kalimeris , Ioannis Psarros , Giorgos Giannopoulos , Manolis Terrovitis , George Papastefanatos , Gregory Kotsis

Solar systems based on the coupling of parabolic concentrating collectors and thermal engines (i.e. dish-Stirling systems) are among the most efficient generators of solar power currently available. This study focuses on the modelling of…

The energy output of photovoltaic (PV) power plants depends on the environment and thus fluctuates over time. As a result, PV power can cause instability in the power grid, in particular when increasingly used. Limiting the rate of change…

Machine Learning · Computer Science 2018-11-15 Robin Spiess , Felix Berkenkamp , Jan Poland , Andreas Krause

Modern power systems are facing the tremendous challenge of integrating vast amounts of variable (non-dispatchable) renewable generation capacity, such as solar photovoltaic or wind power. In this context, the required power system…

Systems and Control · Electrical Eng. & Systems 2022-08-30 Oriol Gomis-Bellmunt , Saman Dadjo Tavakoli , Vinicius A. Lacerda , Eduardo Prieto-Araujo

In this study, a microgrid with storage (battery, hot water tank) and solar panel is considered. We benchmark two algorithms, MPC and SDDP, that yield online policies to manage the microgrid, and compare them with a rule based policy. Model…

Optimization and Control · Mathematics 2022-05-17 François Pacaud , Pierre Carpentier , Jean-Philippe Chancelier , Michel de Lara

Photovoltaic Power Ramp-Rate Control (PRRC) constitutes a key ancillary service for future power systems. Although its implementation through the installation of storage systems or irradiance sensors has been widely investigated, fewer…

Systems and Control · Electrical Eng. & Systems 2025-01-22 Jose Miguel Riquelme-Dominguez , Francisco de Paula García-López , Sergio Martinez

Due to the rise in the use of renewable energies as an alternative to traditional ones, and especially solar energy, there is increasing interest in studying how to address photovoltaic forecasting in the face of the challenge of…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Ines Montoya-Espinagosa , Antonio Agudo

Photovoltaic (PV) systems depend on irradiance, ambient temperature and module temperature. A solar eclipse causes significant changes in these parameters, thereby impacting PV generation profile, performance, and power quality of larger…

Signal Processing · Electrical Eng. & Systems 2019-05-29 Aditya Sundararajan , Temitayo O. Olowu , Longfei Wei , Shahinur Rahman , Arif I. Sarwat

Battery energy storage systems are an important part of modern power systems as a solution to maintain grid balance. However, such systems are often remotely managed using cloud-based control systems. This exposes them to cyberattacks that…

Cryptography and Security · Computer Science 2025-01-13 Frans Öhrström , Joakim Oscarsson , Zeeshan Afzal , János Dani , Mikael Asplund

With the increasing penetration of renewable resources in the distribution grid, the demand for alternatives to grid reinforcement measures rises. One possible solution is the use of battery systems to balance the power flow at crucial…

Systems and Control · Electrical Eng. & Systems 2020-01-17 Benjamin Matthiss , Arghavan Momenifarahani , Jann Binder

The implementation of a wide range of novel concepts for next-generation high-efficiency solar cells is based on nanostructures with configuration-tunable optoelectronic properties. On the other hand, effective nano-optical light-trapping…

Materials Science · Physics 2018-04-04 Urs Aeberhard

We consider a microgrid with random load realization, stochastic renewable energy production, and an energy storage unit. The grid controller provides the total net load trajectory that the microgrid should present to the main grid and the…

Optimization and Control · Mathematics 2016-11-29 Ashkan Zeinalzadeh , Vijay Gupta

As variable renewable energy sources comprise a growing share of total electricity generation, energy storage technologies are becoming increasingly critical for balancing energy generation and demand. In this study, we modeled an existing…

With the integration of loads such as pulse power loads, a new control challenge is presented in meeting their high ramp rate requirements. Existing onboard generators are ramp rate limited. The inability to meet the load power due to ramp…

Optimization and Control · Mathematics 2024-07-31 Satish Vedula , Seyyed Shaho Alaviani , Olugbenga Moses Anubi

As the penetration of variable renewable powergeneration increases in power systems around the world, systemsecurity is challenged. Ensuring that enough reserve capacity isavailable to balance the increased forecast errors introduced bywind…

Optimization and Control · Mathematics 2019-03-13 Christian Øyn Naversen , Hossein Farahmand , Arild Helseth

Dust storms are common in arid zones on the earth and others planets such as Mars. The impact of dust storms on solar radiation has significant implications for solar power plants and autonomous vehicles powered by solar panels. This paper…

Atmospheric and Oceanic Physics · Physics 2018-09-03 B. Ravindra

Electric vehicles (EVs) are expected to be a major component of the smart grid. The rapid proliferation of EVs will introduce an unprecedented load on the existing electric grid due to the charging/discharging behavior of the EVs, thus…

Computer Science and Game Theory · Computer Science 2020-01-01 S. Rasoul Etesami , Walid Saad , Narayan Mandayam , H. V. Poor

The variability of wind-generated electricity can be reduced by aggregating the outputs of wind generation plants spread over a large geographic area. In this chapter we utilize Monte Carlo simulations to investigate upper bounds on the…

Atmospheric and Oceanic Physics · Physics 2016-08-23 Mark Handschy , Stephen Rose , Jay Apt

Due to the fluctuating nature of the wind and the increasing use of wind energy as a power source, wind power will have an increasing negative influence on the stability of the power grid. In this paper, a model predictive control strategy…

Systems and Control · Electrical Eng. & Systems 2020-07-14 Valentijn van de Scheur , Sjoerd Boersma