Das Solar has achieved a world-record open-circuit voltage of 742 mV for an M10 n-type tunnel oxide passivated contact (TOPCon) solar cell, with a power conversion efficiency of 26.33%, according to ...

Scientists at Germany's Fraunhofer Institute for Solar Energy Systems ISE have demonstrated a triple-junction solar cell with a perovskite-perovskite-silicon subcell configuration. They said the cell ...

Understanding the system voltage requirements for PV systems as outlined in the 2011 NEC. The _____ of a DC photovoltaic source circuit or output circuit must be calculated as the sum of the rated ...

The power electronics components of a photovoltaic (PV) system, such as grid-direct inverters, have maximum and minimum voltage inputs; therefore, you need to adjust the module voltage values to meet ...

Suppose that you need to test a 1.5V, AA-size alkaline battery. You can apply a short circuit and measure current, or you can measure open-circuit voltage, but neither method properly tests the ...

BGE reviews several alternatives for a battery open-circuit monitoring device to protect from a dc supply single point of failure. The Federal Energy Regulatory Commission issued Order 867 on Jan. 23, ...

Lighting a string of LEDs at a constant brightness requires driving it with a regulated current. A boost converter is commonly used to step up the voltage to a level high enough to bias the LEDs on ...