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| """
GB 47955-2026 / GB 44721-2026 DMS 功能需求矩阵
基于国标要求的功能清单和实现优先级
"""
from dataclasses import dataclass
from enum import IntEnum
class Priority(IntEnum):
MANDATORY = 0
RECOMMENDED = 1
OPTIONAL = 2
class Deadline(IntEnum):
JAN_2027 = 0
JUL_2027 = 1
FUTURE = 2
@dataclass
class DMSRequirement:
"""DMS 法规需求项"""
function: str
description: str
priority: Priority
deadline: Deadline
trigger_condition: str
response_action: str
GB47955_REQUIREMENTS = [
DMSRequirement(
function="驾驶员在环检测",
description="检测驾驶员是否在驾驶位且具备驾驶能力",
priority=Priority.MANDATORY,
deadline=Deadline.JAN_2027,
trigger_condition="驾驶员不在驾驶位 / 安全带未系",
response_action="系统报警 → 风险减缓 → 辅助系统关闭"
),
DMSRequirement(
function="手离方向盘检测",
description="检测驾驶员双手是否脱离方向盘",
priority=Priority.MANDATORY,
deadline=Deadline.JAN_2027,
trigger_condition="双手脱离方向盘 > 5秒",
response_action="一级警告 → 二级警告 → 系统关闭"
),
DMSRequirement(
function="视线偏离检测",
description="检测驾驶员视线是否偏离路面",
priority=Priority.MANDATORY,
deadline=Deadline.JAN_2027,
trigger_condition="视线偏离路面 > 2秒",
response_action="一级警告 → 二级警告"
),
DMSRequirement(
function="疲劳检测",
description="检测驾驶员疲劳状态（PERCLOS等）",
priority=Priority.MANDATORY,
deadline=Deadline.JAN_2027,
trigger_condition="PERCLOS 超阈值 / 闭眼时长超标",
response_action="疲劳警告 → 建议休息"
),
DMSRequirement(
function="分心检测",
description="检测驾驶员注意力分散状态",
priority=Priority.MANDATORY,
deadline=Deadline.JAN_2027,
trigger_condition="视线频繁偏离 / 手机使用",
response_action="分心警告 → 建议集中注意力"
),
DMSRequirement(
function="驾驶员响应检测",
description="检测驾驶员对警告的响应",
priority=Priority.MANDATORY,
deadline=Deadline.JAN_2027,
trigger_condition="警告后驾驶员未响应",
response_action="升级警告 → 风险减缓 → 系统关闭"
),
]
GB44721_REQUIREMENTS = [
DMSRequirement(
function="接管能力评估",
description="评估驾驶员是否具备接管车辆的能力",
priority=Priority.MANDATORY,
deadline=Deadline.JUL_2027,
trigger_condition="L3→L2 降级时驾驶员不在环",
response_action="强制减速 → 靠边停车 → 紧急呼叫"
),
DMSRequirement(
function="酒驾损伤检测",
description="检测驾驶员是否受酒精影响",
priority=Priority.RECOMMENDED,
deadline=Deadline.JUL_2027,
trigger_condition="面部特征 + 行为异常",
response_action="禁止启动 L3 → 强制 L2"
),
DMSRequirement(
function="突发疾病检测",
description="检测驾驶员是否发生健康问题",
priority=Priority.RECOMMENDED,
deadline=Deadline.JUL_2027,
trigger_condition="面部颜色异常 + 姿态异常",
response_action="紧急停车 → 呼叫急救"
),
DMSRequirement(
function="乘员监测 OMS",
description="监测车内其他乘员状态",
priority=Priority.MANDATORY,
deadline=Deadline.JUL_2027,
trigger_condition="后排乘员 / 儿童检测",
response_action="CPD 告警 → 乘员安全提示"
),
]
def print_requirements():
print("=" * 80)
print("GB 47955-2026 (L2 辅助驾驶) DMS 需求")
print("实施日期: 2027年1月1日")
print("=" * 80)
for req in GB47955_REQUIREMENTS:
print(f"\n 功能: {req.function}")
print(f" 描述: {req.description}")
print(f" 优先级: {'强制' if req.priority == 0 else '推荐'}")
print(f" 触发: {req.trigger_condition}")
print(f" 响应: {req.response_action}")
print("\n" + "=" * 80)
print("GB 44721-2026 (L3/L4 自动驾驶) DMS 额外需求")
print("实施日期: 2027年7月1日")
print("=" * 80)
for req in GB44721_REQUIREMENTS:
print(f"\n 功能: {req.function}")
print(f" 描述: {req.description}")
print(f" 优先级: {'强制' if req.priority == 0 else '推荐'}")
print(f" 触发: {req.trigger_condition}")
print(f" 响应: {req.response_action}")
if __name__ == "__main__":
print_requirements()
|
