Featured in More than just a number – 03-2018

Two sides to tracking

Bifacial trackers: Solar tracker makers are bringing specially designed models to the market in order to embrace the coming wave of bifacial panels. While bifacial panels may capture up to 10% more light than monofacial panels, single-axis trackers typically add 25% to that bifacial gain, resulting in a roughly estimated 12.5% gain from the two technologies combined, compared with fixed installs using monofacial panels.
By
Charles W. Thurston

“It’s a magnified increase on the base number, and optimization will take that even further,” says Mark Preston, Vice President of Engineering at Array Technologies. “We are already being asked to quote these bifacial tracker systems for the 2019 time frame,” says Preston.The bottom line is that bifacial panel use on trackers is expected to …

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