Sahar Daemi’s Post

Heat proof probe could improve solar panel performance. Scientists have come up with a new probe that can operate in temperatures as high as molten lava to test for impurities in silicon; potentially leading to improved solar energy generation. https://zurl.co/Ey5p

#newenergy #solarmodules how to create solar modules? High purified by silicon we will get polysilicon which is the raw material of photovoltaic solar supply chain.. we will create ingots by melting polysilicon in high temperatures . slice the ingots to get wafers, than can products solar cell through different processing. each solar cell are joining by stringing process to get solar modules.

This was the first presentation for the J-PVS workshops in the last five years.

For about a year there have been claims that sandwiching silicon solar cells with perovskite cell efficiency of over 30% can be achieved. In a new claim, the efficiency is supposedly over 39%, which is impressive. Researchers at Germany’s Fraunhofer ISE have provided guidelines for future research on perovskite-silicon tandem solar cells by identifying the most significant loss mechanisms at the perovskite/ETL interface, series resistance, and light management. A group of researchers from Germany's Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE) has estimated that the practical power conversion efficiency potential of perovskite-silicon tandem solar cells may reach up to 39.5%. “The calculated practical efficiency potential of 39.5% for a perovskite silicon tandem device under standard measurement conditions (STC) can serve as an input for future research and development studies which are required for a better understanding of the full system prior to the commercialization of the promising tandem solar cell technology,” the research's corresponding author, Oussama Er-raji, told pv magazine.

Triple-junction perovskite–perovskite–silicon solar cell achieves record-breaking efficiency of 24.4%: Developed by scientists in Germany, the triple-junction cell is based on a perovskite top cell with an energy bandgap of 1.84 eV, a perovskite middle cell with bandgap of 1.52 eV, and a silicon bottom cell with a bandgap of 1.1 eV. The device achieved an open-circuit voltage of 2.84 V, a short-circuit current of 11.6 mA cm–2, and a fill factor of 74%. #ModulesUpstreamManufacturing #TechnologyandRD #Perovskite

Batteries, Photovoltaics, Power Electronics achieve efficiency gains and cost reductions at an unprecedented speed, outpacing all conventional energy technologies. For understanding the reasons for this widely unexpected boost after the turn of the century, it is necessary to dive a bit into the history of material sciences. A subject usually considered as dull and something for specialists. But it’s not: it explains why and how the ability of mankind to deal with materials and energy is about to make the perhaps most meaningful jump in human history - with consequences well beyond the energy system. The 17th instalment of my series on the history of energy technologies is the first of two episodes telling this story from the viewpoint of battery development.   #energy #history #materials #electricity #batteries https://lnkd.in/eXG9d5jd

Check out our latest article "Frequency and power shaving controller for grid-connected vanadium redox flow batteries for improved energy storage systems" in Frontiers in Energy Research, section Electrochemical Energy Storage by myself, Dimitar Bozalakov and Lieven Vandevelde. https://lnkd.in/eQpFQsfU Key takeaway: Dynamics of Vanadium redox flow battery in providing frequency and power sharing support to grid during load fluctuations. #UGent, #InduFlexControl2, #VLAIO, #Catalisti, #energytransition

Highly sensitive measurement technique could greatly improve solar cells of the future With the growing demand for renewable energy, scientists are looking for ways to improve solar panels. Traditional silicon solar cells are nearing their physical limit, with an efficiency of about 23 percent. Perovskite solar cells, made from a semiconductor salt, promise a more efficient alternative for the future.                                                                                      Perovskite solar cells are currently still subject to processes that adversely affect efficiency. This is because some of the light particles absorbed by the solar cell are not converted usable power. #solartechnology #solarpower #solarcells #solarenergy #Solarupdates #solarenergie #solarinnovation #cleanenergyfuture #

‘Shallow defects’ key to high efficiency of perovskite solar cells, say researchers #Energy #GreenTech #Power #CleanEnergy #EnergyTransition #Renewables #RenewableEnergy #GreenEnergy #SolarEnergy #SolarPower #SolarPV #SolarPanels #SolarCells #SolarModules #SolarTech via pv magazine Global

Research into photovoltaics is pivotal for advancing clean, sustainable energy sources. Delving into the electrochemical and photoelectrochemical mechanisms within solar cells is key to enhancing their effectiveness and lifespan. Solarton Analytical’s SolarLab XM and ModuLab XM workstations are designed for in-depth exploration in photovoltaic and solar cell research. This application note aims to uncover the extensive capabilities and potential uses of these instruments within the realm of photovoltaics. #Electrochemistry #SustainableEnergy #Photovoltaic #SolarEnergy #Batteries #Electrocatalysis #SolarCells