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Closed-Loop Solar Tracking Control Strategy to Correct Drift in a CPV System Using Image Processing

delete2025-03-22
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OA
AI
H
Héctor González-Camarillo
C
Carlos Pérez-Rábago
R
Ramiro Calleja-Valdez
R
Ricardo Arturo Pérez-Enciso
R
Rafael García
C
Claudio A. Estrada
Y
Yuridiana Rocío Galindo-Luna *
DOI:10.3390/pr13040944delete
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摘要

摘要

En 中文
精确跟踪太阳的视运动对于太阳能聚光应用的双轴跟踪系统至关重要。开发控制策略以减少接收器上的太阳辐射位移(漂移)损失并改善太阳能聚光系统非常重要。在聚光光伏中,需要高精度跟踪控制来保持聚光点。本文比较了开环和闭环太阳能跟踪控制策略,以解决漂移问题并校正非成像反射式FRESNEL太阳能聚光器的方位角和仰角。开环策略由一个编程代码组成,用于计算太阳视位置,并向方位角和仰角跟踪轴的执行器系统发送命令信号。在开环策略中,太阳的实际位置未经验证。这里提出了一种带有视觉监控设备的闭环策略,用于实时检测太阳位置。这可以与固定参考点同时比较,以评估随时间的漂移,计算产生的误差,并向方位角和仰角发送反馈信号进行校正。通过这种配置,接收器上太阳点聚光投影的位移控制在方位角方向为±0.00215 m,仰角方向为±0.0027 m。
Keyword:
solar energy
solar tracking
control strategy
closed-loop

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Univ Sonora
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univ autonoma metropolitana iztapalapa
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univ nacl autonoma mexicopriv xochicalco
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