LOW COST SINGLE AND DUAL-AXIS SOLAR TRACKER APPARATUS AND METHOD�

摘要

The invention described herein provides a single and dual axis solar tracking apparatus. The apparatus works on fluid weight displacement principle. It is simple, economic, low cost, less noisy compared to all existing Solar trackers and can be easily installed both by Industries and residents. The parts or components of solar tracker are easily accessible and replaceable and are inexpensive making it a low maintenance solar tracker. The invention further provides an automatic method of tracking Sun using the said solar tracking apparatus.