Lithium-ion battery solar streetlights emit no CO2 or SO2, and produce no noise, solid waste, or other pollution like conventional power generation, making them one of the most important renewable energy technologies available today.
With the continuous development of lithium battery solar street light power generation technology, the energy-saving, environmentally friendly, and safe advantages of lithium batteries have made them a new favorite in the urban road lighting industry, with huge market potential. The required lighting density of lithium battery solar street lights varies in different regions, such as cities or rural areas. However, by understanding the working principle of lithium battery solar street light charging and discharging, and the basic characteristics of lithium batteries, and considering practicality and economy, a suitable capacity of lithium battery solar street light configuration can be selected based on different requirements.
Features and applications of solar-specific lithium batteries
1. Specifications: Solar-specific lithium battery intelligent control unit (lithium battery capacity ≥ 1200Wh).
2. Technical Requirements: <1> Lithium Battery
a. The product has passed the certification of the national solar energy authority and obtained the corresponding lithium battery solar street light system test report.
b. The product has passed CE and RoHS certifications and obtained the corresponding certification certificates.
c. The company has passed ISO9000, ISO14000, and ISO18000 certifications and obtained the corresponding certification certificates.
d. Operating temperature range meets -25-55℃. e. Lithium battery life reaches more than 8 years.
f. It has functions such as waterproofing, moisture-proofing, corrosion resistance, and heat insulation.
g. The product uses standard connectors at the factory, which have functions such as preventing reverse connection and preventing incorrect connection, and the protection level is IP67.
<2> Intelligent Control System (Controller)
a. Operating voltage: DC12V, 10A
b. Use a microcontroller to protect the lithium battery. Basic functions must include overcharge protection, over-discharge protection, light control, time-limited protection, reverse connection protection, trickle charging protection, undervoltage protection, overvoltage protection, short circuit protection, and waterproof protection.
c. It adopts online monitoring and user-configurable settings to facilitate later debugging and maintenance.
d. A dual protection system is adopted to ensure the safety of lithium battery use and prevent flammability and explosion.
e. It has independent voltage detection and protection functions for each section.
f. Short circuit protection current 40A, response time 0.8ms.
g. Overcurrent protection current 20A, response time less than 2S.
h. Control method: Light control + dual-time period intelligent control, all-weather operation, unattended operation.
