**1. What is a Smart Street Light?**
A smart street light is an advanced lighting system that utilizes power line carrier communication and wireless GPRS/CDMA technologies to enable centralized remote control and management of street lamps. These lights can automatically adjust their brightness based on traffic conditions, offering greater energy efficiency and convenience. In addition to this, they come with features such as automatic fault alarms, anti-theft protection for cables, and remote meter reading. These capabilities help reduce energy consumption, enhance public lighting management, and lower maintenance costs significantly.
**2. The Significance of Implementing Smart Street Lights**
The implementation of smart street lights brings both societal and economic benefits. It improves the management of public lighting by enhancing emergency response and decision-making capabilities. It also reduces traffic accidents and security issues caused by lighting failures. By optimizing energy use, cities can become more eco-friendly and sustainable, creating better living environments. Additionally, smart systems allow for secondary energy savings through intelligent regulation, reducing waste and shortening the return on investment period. Moreover, the accurate energy-saving data can serve as a reference for power supply departments, helping to prevent energy leakage and theft.
**3. The Principle of Smart Street Light Technology**
Developed by the Institute of Software Application Technology in Guangzhou, the intelligent street lamp management system is composed of software and hardware components, organized into four layers: data acquisition, communication, application processing, and interaction. This layered approach enables efficient management of street lamps, including fault alerts, power monitoring, lighting control, and mobile applications. Future expansions may include vehicle flow and light sensing monitoring.
At the core of the system is the software platform, which serves as the central hub for monitoring, dispatching, and managing operations. It allows users to locate and manage street lights via maps, set scheduling strategies, check real-time and historical statuses, and generate detailed reports. The platform includes five main modules: monitoring, data statistics, information queries, parameter configuration, and user management.
Each concentrator and node controller can be controlled remotely, with real-time status updates and flexible control options like single-point, group, or broadcast control. The system integrates GIS technology to locate each lamp on a map, enabling on/off operations directly from the interface. It can detect passing vehicles and adjust brightness accordingly, supporting energy-saving measures like time-based regulation and car count tracking.
In case of faults or cable theft, the system automatically sends alerts via SMS or email. Users can monitor power consumption, voltage, and power factor, with the ability to query real-time and historical data. They can also add, modify, or delete energy meters. Mobile terminals allow users to control individual lamps and locate faults, making it easier for maintenance teams to manage street lighting efficiently.
**4. What Are the Smart Street Light Concept Stocks?**
In China’s Shanghai and Shenzhen stock markets, several leading companies are involved in the smart street light industry. Here are some of the key players in this sector:
- **Zhouming Technology**: Developed an intelligent lighting control system called Unilumin 1.1, which won the "Best Intelligent Lighting System Solution" award at the OFweek 2017 “Vico Cup†event.
- **Feile Audio**: A top provider of smart lighting and smart city solutions in China.
- **Sanan Optoelectronics**: One of the largest manufacturers of high-quality LED epitaxial wafers and chips in China, recognized as a national leader in semiconductor lighting.
- **Sunshine Lighting**: A major producer and exporter of energy-saving lamps, known as a national high-tech enterprise.
- **Jufei Optoelectronics**: Specializes in R&D, production, and sales of SMD LED devices, including backlight and lighting LEDs.
- **Sunlight Lighting**: Experiencing rapid growth in its LED lighting business, focusing on innovation and new experiences.
These companies represent the future of smart urban infrastructure, playing a crucial role in the development of energy-efficient and technologically advanced street lighting systems.
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