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Solar Led Lights for Street

Solar LED Lights for Street are equipped with the most advanced ARM microcomputer controller, achieving four-level intelligent dimming and dynamic energy management. Using Lumileds high-color-rendering long-life LED beads with freeform surface lenses, they real-time detect environmental conditions through a multi-sensor matrix and adaptively switch lighting strategies, featuring IP65 protection and multi-scenario off-grid adaptability.

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Description

Product Introduction

Advanced Microcomputer Controller: Equipped with a 32-bit ARM Cortex-M4 processor using a dual-core heterogeneous architecture, integrating MPPT optimization and dynamic balancing technology to achieve four-level intelligent dimming, with nighttime energy-saving efficiency ≥75%.
LED Beads: Uses Lumileds LUXEON Z series flip-chip LEDs, with single-bead luminous efficiency ≥170lm/W, low thermal resistance in ceramic packaging, lifespan exceeding 100,000 hours, combined with freeform surface lenses to achieve uniform anti-glare lighting.
Environmental Status Detection: Through a multi-sensor matrix of light, meteorological, and microwave radar sensors, it real-time monitors illuminance, temperature/humidity, PM2.5, and vehicle/pedestrian movement, automatically switching lighting strategies for weather conditions like fog and heavy rain.
Reliable Protection Design: The whole unit has IP65 protection, ADC12 die-cast aluminum alloy lamp body with fluorocarbon paint, salt spray test exceeding 3000 hours, and dual insulation design to resist lightning surges.

Advanced Microcomputer Controller

● Multi-Core Control Architecture

Control Core: Real-time processing of sensor data, executing dimming strategies, battery management, and other tasks.

Communication Core: Supports NB-IoT, LoRa, Wi-Fi multiple communication protocols for remote configuration and status monitoring.

Algorithm Advantages: Built-in adaptive fuzzy control algorithm dynamically adjusts lighting strategies according to season, weather, and time periods, with response speed ≤100ms.

● Intelligent Energy Management System

MPPT Optimization Control: Maximum power point tracking for solar panels via INC, conversion efficiency ≥99.2%, 6% higher than traditional PWM control.

Battery Full-Life-Cycle Management: Uses dynamic balancing technology to real-time monitor single-cell voltage, temperature, and SOC of lithium iron phosphate battery packs, extending battery life by 30% through active balancing current (±100mA).

Energy-Saving Strategies: Supports four-level dimming modes (100%→70%→30%→10%), combined with traffic/pedestrian flow data, nighttime average energy-saving efficiency ≥75%.

High-Density High-Quality LED Bead Array

● Bead Performance Parameters

Core Selection: Uses Lumileds LUXEON Z series flip-chip LEDs, single-bead luminous efficiency ≥170lm/W, 100W luminaire luminous flux reaches 17,000lm, 13% higher than traditional front-mounted chips.

Spectrum Optimization: Color rendering index Ra≥85, R9 (red restoration) ≥60, using 450nm blue chips + three-primary-color phosphors, color tolerance ≤3SDCM, authentically restoring road sign colors.

Reliability: Ceramic packaging structure, thermal resistance ≤2.8K/W, light decay ≤3%/1000 hours at 85°C junction temperature, lifespan ≥100,000 hours (L70 standard).

● Optical System Design

Freeform Surface Lens Array: Achieves 120°×60° batwing light distribution through aspherical optical design, road surface illuminance uniformity U0≥0.6, central illuminance ≥30lx.

Anti-Glare Technology: Micro-structured diffusion treatment on lens surface, upward light ratio (ULOR) ≤3%, glare index TI≤12, compliant with CIE S026/E:2018 standards.

Light Decay Compensation: The microcomputer controller automatically adjusts driving current according to bead operating hours to compensate for brightness decline due to light decay, ensuring illuminance retention ≥90% within 3 years.

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Full-Dimension Environmental Perception System

Light Sensor: Uses dual-channel silicon photovoltaic cells (400-1100nm), illuminance detection range 0.1-200,000lx, accuracy ±1%, capable of distinguishing scenarios like sunny (50,000lx), cloudy (5000lx), and dusk (20lx).

Meteorological Sensor: Integrates temperature/humidity, PM2.5, and rainfall detection modules to real-time monitor environmental parameters:

Temperature: -40°C~+85°C, accuracy ±0.5°C;

Humidity: 0-100% RH, accuracy ±2%;

PM2.5: detection range 0-1000μg/m³, accuracy ±10μg/m³.

Microwave Radar Sensor: 24GHz millimeter-wave radar, detection distance 12 meters, capable of identifying pedestrian and vehicle movement speed and direction to trigger dynamic dimming.

Product Advantages