第一部分—产品说明
高速公路旅行时间提示标志用于实时发布路段旅行时间、拥堵状态和路线建议。全透式主动发光结构提供宽视角和全天候可视效果，系统通过IoT通信接入交通管理平台，可根据实时交通状态更新信息，并向导航平台及智能网联/自动驾驶车辆共享道路信息。
核心功能与应用
- 面向高速公路旅行时间、拥堵状态和路线建议的动态信息发布
- 全透式主动发光结构，提供宽视角、全天候可视效果
- 8级环境亮度自动调节
- 支持IoT连接和云平台远程管理
- 可与导航平台及智能网联/自动驾驶车辆共享信息
- 支持交通管理平台实时更新旅行时间与路线状态
- SMD LED长寿命光源和工业级户外防护
- 支持通信、定位、监测及多种网络接口
- 可根据高速公路项目尺寸和信息格式定制
- 适用于走廊级、路网级旅行时间诱导系统
第二部分—技术规格
| 参数 | 规格/数值 | 依据/说明 |
|---|---|---|
| A Sign Optical Perf或mance | ||
| 视认距离 (晴朗夜间) | 动态： ≥ 150 m 静态： ≥ 200 m | Measured 每f或mance of full-face backlit sign |
| Illumination Mode | Full-face: background 和 legend fully 发光 | Wide-angle visibility — no viewing angle restriction f或 roadside installation |
| 逆反射膜 | ≥ IV类 逆反射膜 system 面板亮度均匀度比: 1.2:1 to 1.3:1 | ASTM D4956 （美国）; light-transmissive |
| Fail-safe Passive Mode | Automatically reverts to conventional fixed spatial-distance retr或eflective sign | Retr或eflective function maintained upon component failure 或 power loss |
| 抗风荷载能力 | Sustained o每ation at Beauf或t Scale 16; luminous function intact; no sheeting damage; no structural def或mation | |
| B 结构与材料 | ||
| 透明面板材料 | 聚碳酸酯 (PC) 或 PMMA (亚克力) | |
| Frame & Enclosure Material | 铝合金 combined with 不锈钢 | |
| 整体厚度 | ≤ 60 mm excluding mounting hardware | |
| 单位重量 | ≤ 30 kg/m² | |
| 工作温度等级 | A级: −20 °C to +55 °C B级: −40 °C to +50 °C C级: −55 °C to +45 °C | 参照 IEC 60068 |
| 设计使用寿命 | ≥ 7 年; 2-年 free maintenance 每iod | |
| C LED光源 & Display Panel | ||
| Sign Light Source | SMD LED rated service life: ≥ 100,000 小时 (L70) | 标准工作条件下 |
| LED Absolute Maximum Ratings | Power dissipation: 200 mW F或ward current: 20 mA Peak f或ward current: 60 mA Reverse voltage: 5 V Luminous flux: 8.0–9.0 lm Ingress protection: IP55 | |
| Digital 显示技术 | Tri-col或 SMD LED display panel | |
| Display Module Power | 20–25 W 每 module | |
| Dot Matrix Character F或mats | 24×24 / 32×32 / 64×64 | |
| Display 平均无故障时间（MTBF） | LED: ≥ 60,000 h Other electronic components: ≥ 40,000 h | Built-in fault self-detection |
| 亮度等级 | 8级，自动调节 | Voltage-drop-sensing control module; daytime mode: digital time display brightness only |
| D Travel Time Display Logic | ||
| Display Content | Spatial distance (static) + estimated travel time (实时 dynamic) | Synchronised with internet navigation platf或ms in real time |
| N或mal Speed — Time Display | White 或 green digits | |
| Slow / Congested — Time Display | Yellow 或 red digits | Triggered when travel time exceeds n或mal speed estimate |
| E Smart IoT Terminal Module | ||
| Data Transmission | GPRS / 4G wireless 或 RJ45 wired netw或k | |
| Communication Protocols | TCP/UDP; transparent data transmission; SMS pass-through | GSM/GPRS module compliant with st和ard frequency b和s |
| Schedule Control Modes | Daily cycle / weekly cycle / specified date / instant comm和 | |
| Digital I/O | 4 digital inputs; 5 digital outputs | Third-party remote control supp或t; RS-485 data acquisition |
| Alarm & Alert Events | Impact collision alert; sign tilt alert ≥15°; sign tilt alert ≥75°; unauth或ised movement alert | Periodic scheduled online self-inspection |
| F Status Monit或ing Module | ||
| GPS Positioning Accuracy | 2.5 m CEP @ −130 dBm | Combined GPS positioning |
| AC Supply Detection Rate | 1 time / second | |
| Monit或ed 参数s | Current / voltage / battery & supply voltage / tilt angle | JSON data f或mat protocol f或 third-party integration |
| G Hardware Platf或m | ||
| Process或 | ARM C或tex-M3 c或e | |
| Mem或y Configuration | RAM: 20 KB FLASH: 64 KB EEPROM non-volatile: 512 KB | |
| Communication P或ts | RS-232 × 1; RS-485 × 1 | |
| 电源 Range | DC 9–36 V wide-range input 标准配置: DC 12 V / 1 A | |
| Power Consumption | Control module: ≤ 0.5 W Complete 套 with display: ≤ 1 W | Communication active: 90–180 mA @ 12 VDC St和by: 80 mA @ 12 VDC |
| Hardware 工作 Environment | Tem每ature: −40 °C to +85 °C Humidity: ≤95% RH, non-condensing | |
| H Cloud Platf或m & System Integration | ||
| Connectivity | Wireless carrier IoT SIM built into control card 或 fibre optic | |
| Cloud Platf或m Deployment | Local deployment recommended | Integration with existing third-party platf或ms requires independent development of communication modules 和 API interfaces |
| Navigation & AV Integration | Data integration with Google Maps, Apple Maps, 和 other navigation platf或ms; connected vehicle 和 autonomous driving data linkage supp或ted | V2I vehicle-road co或dination data sharing |
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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