Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Video

Updated: May 12, 2026

In Situ Monitoring of the Accelerated Performance Degradation of Solar Cells and Modules: A Case Study for Cu(In,Ga)Se2 Solar Cells

In Situ Monitoring of the Accelerated Performance Degradation of Solar Cells and Modules: A Case Study for Cu(In,Ga)Se₂ Solar Cells

Published on: October 3, 2018

The development of sun-tracking system using image processing.

Cheng-Dar Lee¹, Hong-Cheng Huang, Hong-Yih Yeh

¹High Concentration Photovoltaic R&D Project, Institute of Nuclear Energy Research, Taoyuan 32546, Taiwan. cdlee@iner.gov.tw

Sensors (Basel, Switzerland)

|April 26, 2013

Summary

This summary is machine-generated.

Related Concept Videos

Relative Motion Analysis using Rotating Axes-Problem Solving

Relative Motion Analysis using Rotating Axes-Problem Solving

Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...

Relative Motion Analysis using Rotating Axes

Relative Motion Analysis using Rotating Axes

Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it instrumental in...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Compound biomimetic structures for efficiency enhancement of Ga₀.₅In₀.₅P/GaAs/Ge triple-junction solar cells.

Optics express·2014

Same author

Compound biomimetic structures for efficiency enhancement of Ga(0.5)In(0.5)P/GaAs/Ge triple-junction solar cells.

Optics express·2014

Same journal

RETRACTED: Zhang et al. A Novel Framework for Reconstruction and Imaging of Target Scattering Centers via Wide-Angle Incidence in Radar Networks. <i>Sensors</i> 2025, <i>25</i>, 6802.

Sensors (Basel, Switzerland)·2026

Same journal

Enhancing Unsupervised Multi-Source Domain Adaptation for Person Re-Identification via Mixture of Experts and Graph-Based Relation.

Sensors (Basel, Switzerland)·2026

Same journal

Development of an Instrumented Glove for Palmar Pressure Assessment in Kayakers.

Sensors (Basel, Switzerland)·2026

Same journal

Development and Experimental Validation of an Autonomous IoT-Based Monitoring System for Real-Time Water Quality Assessment in the Amazon River.

Sensors (Basel, Switzerland)·2026

Same journal

Semi-Supervised Adversarial Learning Framework for Controller Area Network Bus Intrusion Detection.

Sensors (Basel, Switzerland)·2026

Same journal

Smart Optimization Method for Safety Signs in Innovative Manufacturing Environments Integrating Industrial Field IoT Sensors and Knowledge Graphs.

Sensors (Basel, Switzerland)·2026

See all related articles

This study introduces an image-based sun position sensor and algorithm, enhancing solar tracking accuracy to 0.04° even in cloudy conditions. This overcomes limitations of older sensors for precise solar energy applications.

Area of Science:

Engineering
Optics
Computer Science

Background:

Traditional sun position sensors (four-quadrant light sensors, bar-shadow photo sensors) lack accuracy under low irradiation.
Previous methods struggle with unstable tracking during adverse weather conditions like cloud cover.

Purpose of the Study:

To develop and validate an image-based sun position sensor system with advanced image processing algorithms.
To achieve precise solar aiming capabilities, overcoming limitations of existing technologies.

Main Methods:

Development of an image-based sun position sensor.
Implementation of an image processing algorithm for precise sun aiming.
Establishment of a sun image tracking platform for laboratory performance testing.

More Related Videos

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Published on: February 12, 2014

Related Experiment Videos

Last Updated: May 12, 2026

In Situ Monitoring of the Accelerated Performance Degradation of Solar Cells and Modules: A Case Study for Cu(In,Ga)Se2 Solar Cells

In Situ Monitoring of the Accelerated Performance Degradation of Solar Cells and Modules: A Case Study for Cu(In,Ga)Se₂ Solar Cells

Published on: October 3, 2018

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Published on: February 12, 2014

Main Results:

The developed system demonstrates the capability to overcome unstable tracking issues in cloudy weather.
Achieved a high tracking accuracy of 0.04° in laboratory tests.
Validated the effectiveness of the image-based sensor and processing algorithm.

Conclusions:

The image-based sun position sensor offers a significant improvement over traditional methods, especially in challenging lighting conditions.
The developed algorithm and system provide a robust solution for precise solar tracking.
This technology holds promise for enhancing the efficiency and reliability of solar energy systems.