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Design Strategy of LED Landscape Lighting System Based on Light Intelligence Technology under Smart City Framework

By: Jiang Han 1, Qian Zhao 2
1 Jiangsu College of Tourism, Yangzhou, Jiangsu, 225000, China
2 Ningbo University of Finance & Economics, Ningbo, Zhejiang, 315000, China

Abstract

The continuous development of economic construction has put forward the requirements of green, environmental protection, energy saving and intelligent city construction. Traditional street lights are timed and controlled, simple control, but once the failure can not be controlled in real time, affecting the cityscape and the waste of electric energy resources. This paper takes LED landscape lighting as the research basis, combines urban planning, and designs the fuzzy controller according to the switching and intelligent dimming operation of street lights at different times of the day in different seasons. The minimum output power of LED street lights is taken as the control objective, and the optimised fuzzy control algorithm is introduced to achieve the design of LED landscape lighting system from both hardware and software aspects. Through the establishment of the fuzzy controller, MATLAB simulation and real-time data analysis, using the proposed lighting control strategy, the energy consumption of the system after stabilisation is reduced by about 40% compared with the maximum energy consumption of the traversing experiment, which greatly reduces the lighting energy consumption and improves the efficiency of energy use. It has certain practical significance and broad application prospects for sustainable urban development.