Carousel-shaped measurement platform for Arctic PV
Scientists in Finland have created a special platform to assess the performance of PV modules operating under Arctic conditions. Specifically, it provides data for efficient system design and performance modelling validation, with azimuth and tilt angle being key parameters.
Using Asterisk Sudoku for PV system reconfiguration under shading conditions
Researchers in Qatar have used an algorithm relying on a variant of the popular logic-based puzzle to determine the optimal way to eliminate cluster shading. They have tested the new approach under fixed and moving shadows.
Voltage Energy releases two wiring solutions for PV projects
The US-based electrical balance of systems provider stated its new products are designed for utility-scale projects and the mid-capacity range. Both systems are IP68-tested.
Cypriot startup unveils new device to reduce solar curtailment
Cyprus-based Enerthon has developed a smart zero-export control device that prevents PV export losses from curtailment by directing generation to self-consumption. Certification is expected soon.
New model to optimize desert PV plant cleaning schedule
Scientists have used a CPLEX-based MIP model and tested it on a section of the 10 MW Masdar City Solar Photovoltaic Plant. In their simulation, they assume the use of two robotic cleaners to operate over a 90-day horizon. Total cleaning costs were estimated at $7,987.
Enhancing dual-axis solar tracker performance with new optimization techniques
Researchers in India have developed two solar tracker optimization techniques can purportedly increase power generation by up to 54.36% when combined. One uses a light sensor and the other relies on data from GPS and a real-time clock.
Optimization strategy for PV-powered EV charging stations relying on V2G
Scientists in China have created an optimization technique for an electric vehicle charging station that uses PV, battery storage, and a vehicle-to-grid operation. Considering the uncertainty of PV generation and the randomness of EV load, the system uses two-level optimization, day-ahead and intra-day.
Optimum tilt angle for PV systems ranging from 0° to 90°
A Slovak research team has developed a mathematical model for determining the optimum tilt angle of a solar system ranging from 0° to 90°. Their framework was tested on an experimental setup in Czechia and attained 93.9% accuracy in predicting the system’s energy balance.
Stochastic optimization for PV-powered EV charging stations
Scientists have developed a new optimization approach that combines both day-ahead optimization and real-time optimization to improve operations of PV-driven EV charging stations. The framework is based on the autoregressive moving average and the Latin hypercube sampling models.
AlphaESS releases liquid-cooled ESS for commercial, industrial use
The Chinese storage manufacturer said its new energy storage system has a capacity of 261 kWh per cabinet. It can be expanded up to 50 units in parallel, scaling to multi-MWh projects.
