Double-shaft sun tracking system of photovoltaic power generation system and control method thereof

Abstract

The invention discloses a double-shaft sun tracking system of a photovoltaic power generation system and a control method thereof. The double-shaft sun tracking system comprises a control unit, a butterfly condenser, a motor unit, a man-machine interaction unit, a sensor measurement unit and a timer. The control unit is connected with the butterfly condenser through the motor unit, the control unit is connected with the man-machine interaction unit and the timer, and the sensor measurement unit comprises an elevation angle position sensor, an azimuth angle position sensor and a photoelectric sensor. The control unit is connected with the butterfly condenser through the elevating angle position sensor and the azimuth angle position sensor, and the control unit is connected with the photoelectric sensor through the photoelectric sensor signal conditioning circuit. The system has the characteristics of convenient man-machine interaction, simple structure, high reliability, small size, low power consumption, low cost, strong anti-interference capability, convenient maintenance and the like.

Description

Technical field [0001] The present invention belongs to the field of solar tracking technology, in particular, a two-axis solar tracking system and control method thereof in photovoltaic power generation system. Background technique [0002] The energy-based energy structure based on the continuous consumption of resources will increasingly incorporate sustainable development needs, accelerating the renewable energy for development and utilization of solar energy has become a consensus. As a clean energy, solar energy is both a power source and renewable energy, with fossil energy unacceptable superiority. However, the problem of solar utilization efficiency has been influenced and hindering the popularity of solar technology. The utilization of the sun automatic tracking device is an important way to improve the solar utilization. The accurate sun tracking device can make the accepted rate of solar panels greatly increase, thereby improving the utilization efficiency of solar en...

AI Technical Summary

Problems solved by technology

However, the low efficiency of solar energy utilization has always affected and hindered the popularization of solar energy technology.

[0003] The existing sun tracking system focuses on mechanical structure, astronomical algorithm tracking, and photoelectric sensor tracking, but ignores the human-computer interaction between the operator and the system itself, which brings inconvenience to the system operator's debugging, maintenance, and testing of the system

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