Search Results - "Kazantzidis, Andreas"

Ultra-Short-Term Wind Power Forecasting in Complex Terrain: A Physics-Based Approach by Michos, Dimitrios, Catthoor, Francky, Foussekis, Dimitris, Kazantzidis, Andreas

“…This paper proposes a method based on Computational Fluid Dynamics (CFD) and the detection of Wind Energy Extraction Latency for a given wind turbine (WT)…”
Get full text

A CFD Model for Spatial Extrapolation of Wind Field over Complex Terrain—Wi.Sp.Ex by Michos, Dimitrios, Catthoor, Francky, Foussekis, Dimitris, Kazantzidis, Andreas

“…High-resolution wind datasets are crucial for ultra-short-term wind forecasting. Penetration of WT installations near urban areas that are constantly changing…”
Get full text

The impact of different aerosol properties and types on direct aerosol radiative forcing and efficiency using AERONET version 3 by Logothetis, Stavros-Andreas, Salamalikis, Vasileios, Kazantzidis, Andreas

“…In this study, the results from a classification method are used to determine how aerosol type influence the radiative balance of the Earth's climate…”
Get full text

A Machine Learning Approach to Retrieving Aerosol Optical Depth Using Solar Radiation Measurements by Logothetis, Stavros-Andreas, Salamalikis, Vasileios, Kazantzidis, Andreas

“…Aerosol optical depth (AOD) constitutes a key parameter of aerosols, providing vital information for quantifying the aerosol burden and air quality at global…”
Get full text

Colour Counts: Sunlight and Skin Type as Drivers of Vitamin D Deficiency at UK Latitudes by Webb, Ann R, Kazantzidis, Andreas, Kift, Richard C, Farrar, Mark D, Wilkinson, Jack, Rhodes, Lesley E

“…Sunlight exposure, with resulting cutaneous synthesis, is a major source of vitamin D for many, while dietary intake is low in modern diets. The constitutive…”
Get full text

Investigating the Sensitivity of Low-Cost Sensors in Measuring Particle Number Concentrations across Diverse Atmospheric Conditions in Greece and Spain by Kosmopoulos, Georgios, Salamalikis, Vasileios, Wilbert, Stefan, Zarzalejo, Luis F, Hanrieder, Natalie, Karatzas, Stylianos, Kazantzidis, Andreas

“…Low-cost sensors (LCSs) for particulate matter (PM) concentrations have attracted the interest of researchers, supplementing their efforts to quantify PM in…”
Get full text

Seasonal Changes in Vitamin D-Effective UVB Availability in Europe and Associations with Population Serum 25-Hydroxyvitamin D by O'Neill, Colette M, Kazantzidis, Andreas, Ryan, Mary J, Barber, Niamh, Sempos, Christopher T, Durazo-Arvizu, Ramon A, Jorde, Rolf, Grimnes, Guri, Eiriksdottir, Gudny, Gudnason, Vilmundur, Cotch, Mary Frances, Kiely, Mairead, Webb, Ann R, Cashman, Kevin D

“…Low vitamin D status is common in Europe. The major source of vitamin D in humans is ultraviolet B (UVB)-induced dermal synthesis of cholecalciferol, whereas…”
Get full text

SIFT-CNN: When Convolutional Neural Networks Meet Dense SIFT Descriptors for Image and Sequence Classification by Tsourounis, Dimitrios, Kastaniotis, Dimitris, Theoharatos, Christos, Kazantzidis, Andreas, Economou, George

“…Despite the success of hand-crafted features in computer visioning for many years, nowadays, this has been replaced by end-to-end learnable features that are…”
Get full text

Meeting Vitamin D Requirements in White Caucasians at UK Latitudes: Providing a Choice by Webb, Ann R, Kazantzidis, Andreas, Kift, Richard C, Farrar, Mark D, Wilkinson, Jack, Rhodes, Lesley E

“…The body gains vitamin D through both oral intake (diet/supplementation) and synthesis in skin upon exposure to ultraviolet radiation (UVR). Sun exposure is…”
Get full text

Cloud observations in Switzerland using hemispherical sky cameras by Wacker, Stefan, Gröbner, Julian, Zysset, Christoph, Diener, Laurin, Tzoumanikas, Panagiotis, Kazantzidis, Andreas, Vuilleumier, Laurent, Stöckli, Reto, Nyeki, Stephan, Kämpfer, Niklaus

“…We present observations of total cloud cover and cloud type classification results from a sky camera network comprising four stations in Switzerland. In a…”
Get full text

Forecasting the Exceedances of PM2.5 in an Urban Area by Logothetis, Stavros-Andreas, Kosmopoulos, Georgios, Panagopoulos, Orestis, Salamalikis, Vasileios, Kazantzidis, Andreas

“…Particular matter (PM) constitutes one of the major air pollutants. Human exposure to fine PM (PM with a median diameter less than or equal to 2.5 μm, PM2.5)…”
Get full text

Insights about the Sources of PM2.5 in an Urban Area from Measurements of a Low-Cost Sensor Network by Kosmopoulos, Georgios, Salamalikis, Vasileios, Matrali, Angeliki, Pandis, Spyros N., Kazantzidis, Andreas

“…PM2.5 measurements using a network of lost-cost sensors were conducted during 2017–2019 in the greater area of Patras, Greece. The average PM2.5 concentration…”
Get full text

Hybrid CSP—PV Plants for Jordan, Tunisia and Algeria by Benitez, Daniel, Röger, Marc, Kazantzidis, Andreas, Al-Salaymeh, Ahmed, Bouaichaoui, Sofiane, Guizani, AmenAllah, Balghouthi, Moncef

“…Hybrid concentrated solar thermal power (CSP) and photovoltaic (PV) plants are gaining relevance because they combine their advantages: easy installation and…”
Get full text

Real-Time Uncertainty Specification of All Sky Imager Derived Irradiance Nowcasts by Nouri, Bijan, Wilbert, Stefan, Kuhn, Pascal, Hanrieder, Natalie, Schroedter-Homscheidt, Marion, Kazantzidis, Andreas, Zarzalejo, Luis, Blanc, Philippe, Kumar, Sharad, Goswami, Neeraj, Shankar, Ravi, Affolter, Roman, Pitz-Paal, Robert

“…The incoming downward shortwave solar irradiance is harvested to an increasing extent by solar power plants. However, the variable nature of this energy source…”
Get full text

Evaluation of the Solar Energy Nowcasting System (SENSE) during a 12-Months Intensive Measurement Campaign in Athens, Greece by Raptis, Ioannis-Panagiotis, Kazadzis, Stelios, Fountoulakis, Ilias, Papachristopoulou, Kyriakoula, Kouklaki, Dimitra, Psiloglou, Basil E., Kazantzidis, Andreas, Benetatos, Charilaos, Papadimitriou, Nikolaos, Eleftheratos, Kostas

“…Energy nowcasting is a valuable asset in managing energy loads and having real-time information on solar irradiation availability. In this study, we evaluate…”
Get full text

Analyzing Spatial Variations of Cloud Attenuation by a Network of All-Sky Imagers by Blum, Niklas Benedikt, Wilbert, Stefan, Nouri, Bijan, Stührenberg, Jonas, Lezaca Galeano, Jorge Enrique, Schmidt, Thomas, Heinemann, Detlev, Vogt, Thomas, Kazantzidis, Andreas, Pitz-Paal, Robert

“…All-sky imagers (ASIs) can be used to model clouds and detect spatial variations of cloud attenuation. Such cloud modeling can support ASI-based nowcasting,…”
Get full text

Solar Irradiance Ramp Forecasting Based on All-Sky Imagers by Logothetis, Stavros-Andreas, Salamalikis, Vasileios, Nouri, Bijan, Remund, Jan, Zarzalejo, Luis F., Xie, Yu, Wilbert, Stefan, Ntavelis, Evangelos, Nou, Julien, Hendrikx, Niels, Visser, Lennard, Sengupta, Manajit, Pó, Mário, Chauvin, Remi, Grieu, Stephane, Blum, Niklas, Sark, Wilfried van, Kazantzidis, Andreas

“…Solar forecasting constitutes a critical tool for operating, producing and storing generated power from solar farms. In the framework of the International…”
Get full text

Aerosol Optical Properties and Type Retrieval via Machine Learning and an All-Sky Imager by Logothetis, Stavros-Andreas, Giannaklis, Christos-Panagiotis, Salamalikis, Vasileios, Tzoumanikas, Panagiotis, Raptis, Panagiotis-Ioannis, Amiridis, Vassilis, Eleftheratos, Kostas, Kazantzidis, Andreas

“…This study investigates the applicability of using the sky information from an all-sky imager (ASI) to retrieve aerosol optical properties and type. Sky…”
Get full text

Performance Evaluation of Radiation Sensors for the Solar Energy Sector by Vuilleumier, Laurent, Félix, Christian, Vignola, Frank, Blanc, Philippe, Badosa, Jordi, Kazantzidis, Andreas, Calpini, Bertrand

“…Rotating Shadowband Irradiometers (RSI) and SPN1 Sunshine Pyranometers allow determining the diffuse and direct components of solar radiation without sun…”
Get full text

Shadow-camera based solar nowcasting system for shortest-term forecasts by Kuhn, Pascal, Garsche, Dominik, Wilbert, Stefan, Nouri, Bijan, Hanrieder, Natalie, Prahl, Christoph, Zarzarlejo, Luis, Fernández, Jesús, Kazantzidis, Andreas, Schmidt, Thomas, Heinemann, Detlev, Blanc, Philippe, Pitz-Paal, Robert

“…The rapid growth of solar power generation and the variable nature of the solar resource pose challenges for our electricity grids. Forecasting future changes…”
Get full text