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News

Backtracking Technology

  • Page view:117
  • Author:GF
  • 2025-03-25

In solar photovoltaic (PV) systems, 3D backtracking is an advanced technology designed to intelligently adjust the angles of PV modules, minimizing inter-row shading and thereby enhancing energy production.​
 

Traditional single-axis tracking systems are typically arranged along a north-south axis, with modules tracking the sun's movement from east to west to maintain optimal solar incidence. However, during early morning and late afternoon hours when the sun is at a lower elevation, front rows can cast shadows on subsequent rows, reducing overall energy output.​
 

3D backtracking technology addresses this issue by precisely calculating the sun's position, terrain undulations, and module arrangement to dynamically adjust each row's angle, effectively preventing shading. Beyond mitigating shading during low solar elevation periods, this technology proves invaluable on complex, sloped terrains.​
 

On uneven landscapes, traditional fixed-angle installations may result in suboptimal solar exposure for PV modules, adversely affecting energy efficiency. 3D backtracking technology continuously monitors terrain variations and solar positioning, dynamically adapting each module's angle to ensure optimal solar alignment, thereby maximizing energy capture. This adaptive capability enables PV systems to maintain high performance even in challenging topographies, boosting overall energy production.​
 

In summary, 3D backtracking technology intelligently adjusts PV module angles to reduce shading and significantly enhance the efficiency of solar power plants, representing a notable advancement in solar energy technology.

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