A project team in a mild climate is certifying a fire station. The station has n

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试卷: LEED v4 OM模拟题D卷英文[查看]
A project team in a mild climate is certifying a fire station. The station has natural ventilation. Each naturally ventilated space in the design will need to include a mechanical ventilation system as a backup when:
项目团队正在为处于温和气候带的消防站申请认证。消防站可以自然通风。以下哪种情况下，每个自然通风空间需要在设计时加入机械通风系统作为补充？
A: The natural ventilation openings are permanently open.自然通风口一直打开
B: The natural ventilation openings include controls that allow for closing during occupied hours. 自然通风口装有控制器，可在使用时间内关闭通风口
C: The naturally ventilated zone is not served by heating or cooling equipment.自然通风区域没有制冷或加热设备
D: The system is an engineered natural ventilation system approved by the authority with jurisdiction.该系统为工程自然通风系统，且已被管理机构批准

参考答案: B

本题解释:
选择B，本题解释A major update in the 2010 standard is that all spaces with natural ventilation must have mechanical ventilation backup unless one of the exceptions applies.
For this choice the exception is that during occupied hours, the controls prevent the opening from closing.
See Further Explanation, Natural Ventilation Exceptions