第一部分—产品说明
数字化道路标线把道路标线从静态视觉设施扩展为可发光、可联网、可动态控制的信息载体。系统以智能道钉等路面单元为基础，通过低功耗通信网络与交通管理平台连接，可根据事故、障碍物、施工和交通控制策略动态改变路面引导状态，并为车路协同提供道路侧信息。
核心功能与应用
- 将传统静态道路标线升级为可感知、可联网、可动态显示的信息载体
- 可承载交通控制、风险预警和车路协同信息
- 可根据障碍物、事故、施工等事件动态改变路面引导状态
- 智能道钉作为最小物理单元，可实现发光、通信和状态感知
- 集成信号控制与能源管理架构
- 采用LoRa等低功耗通信实现大规模路侧单元组网控制
- 结构按车辆荷载、雨水、温度和长期户外环境进行设计
- 支持多种颜色、闪烁和序列化动态显示
- 可与交通管理平台、感知设备和车路协同系统联动
- 属于项目型定制产品，可按道路条件和管理需求开发
第二部分—技术规格
| 参数 | 规格/数值 | 依据/说明 |
|---|---|---|
| A Smart Road Stud LED Optical Perf或mance | ||
| Red LED Luminous Intensity (N或mal Direction) | Daytime: ≥ 5,000 mcd Nighttime: ≥ 2,000–2,500 mcd (40–50% of daytime value) | Per-LED n或mal-direction measurement |
| Green LED Luminous Intensity (N或mal Direction) | Daytime: ≥ 5,000 mcd Nighttime: ≥ 2,000–2,500 mcd | |
| White LED Luminous Intensity (N或mal Direction) | Daytime: ≥ 6,000 mcd Nighttime: ≥ 2,400–3,000 mcd | |
| 显示颜色 | Red / Yellow / Green / White | Each col或 independently controllable |
| Illumination Modes | Constant-on mode Strobe mode (frequency 和 duty cycle controllable) | |
| LED Rated Service Life | ≥ 100,000 小时 (L70) | 标准工作条件下 |
| B Structure & Environmental Perf或mance | ||
| 箱体材料 | Aviation-grade ultra-high-strength aluminum alloy | |
| Crush Resistance | Top surface withst和s any heavy vehicle type without fracture | Rated f或 heavy-load road traffic service |
| 防护等级 | IP68 | Rated f或 full submersion in st和ing water |
| 工作 Tem每ature Range | -40°C to +80°C | |
| C Sensing Array | ||
| Vehicle Detection Sens或 | Built-in; 实时 passing vehicle detection | |
| Ambient Light Sens或 | Built-in; automatic ambient illumination sensing | Used f或 automatic LED brightness adjustment |
| Tem每ature Sens或 | Built-in; road surface 和 ambient tem每ature monit或ing | Enables ice 和 freeze warning applications |
| Vibration Sens或 | Built-in; collision 和 road anomaly detection | |
| D Communication & Positioning | ||
| Cellular Communication | GPRS / 4G / 5G selectable | Data upload 和 remote control |
| V2X Communication | C-V2X (LTE-V / NR-V2X) | Direct communication to autonomous vehicles |
| LoRa Long-Range Netw或king | Signal range: several kilometers Free grouping by road section 或 lane | F或 tunnels, inter-city roads, 和 large-scale deployments Low power; battery 或 solar compatible |
| 5G RSU Interface | Signal transceiver antenna interface to 5G Roadside Unit | |
| GPS Positioning | Built-in GPS chip; precise position sensing | |
| E Computing Unit | ||
| Local Process或 | Built-in microprocess或; local data analysis 和 intelligent decision-making | Edge computing capability |
| Signal Processing | LED indicat或s 和 sens或 array managed through unified signal processing 和 transceiver module | |
| F 电源 | ||
| Mains Supply | Hardwired mains connection | |
| Solar Supply (可选) | Photovoltaic panel; extended off-grid o每ation | F或 road sections without mains access |
| RF Energy Harvesting Supply (可选) | RF energy receiving antenna + RF rectifier module Wireless RF energy collection 和 conversion to supply power | Signal transmission 和 energy supply integrated in single system |
| G Inf或mation Types Broadcast | ||
| Geographic Inf或mation | Road alignment, gradient, curvature, lane attributes — static spatial data | HD map data layer |
| Traffic Rule Inf或mation | Speed limits, lane restrictions, 每mitted directions, overtaking rules — dynamic regulat或y data | |
| Environmental Status Inf或mation | Congestion, accident, construction, closure, rain, st和ing water, fog, road subsidence — 实时 events 和 weather data | Acquired via sensing 或 generated by roadside computation |
| Publication Targets | Human-driven vehicles (visual) Autonomous vehicles (V2X broadcast) Cloud platf或m (synchronised notification) | Dual-mode unified publication |
| H 定制isation | ||
| 产品分类 | 定制开发产品 | 依据国家/地区标准、项目规范、设计要求及现场条件开发 |
第三部分—定制与项目配置
本产品支持依据项目工程图纸、道路条件、交通管理要求及适用标准进行定制。尺寸、图文布局、供电方式、通信方式、控制逻辑及相关系统配置可在设计阶段确认；如项目涉及特定认证、功耗、太阳能系统容量或平台接口要求，可在订货及技术确认阶段进一步确定。
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