对于使用连续室内空气质量监测器的学校的决策工具:波士顿公立学校CO2的案例研究
Beverly Ge1, Koen Tieskens1, Priam Vyas1
1Department of Environmental Health, Boston University School of Public Health, Boston, MA, USA.
Lancet regional health. Americas
|June 30, 2025
概括
学校的实时室内空气质量 (IAQ) 监测显示了显著的二氧化碳 (CO2) 变化,突出了需要持续监测和改进通风来支持学生的健康和学习.
科学领域:
- 环境健康 环境健康
- 公共卫生 公共卫生
- 建筑科学 建筑科学
背景情况:
- 室内空气质量 (IAQ) 显著影响儿童的健康和学业成绩.
- 缺乏实时的IAQ数据限制了学校环境中的有效干预.
- 综合监测对于为IAQ相关的投资和战略提供信息至关重要.
研究的目的:
- 为了证明学校实时,全面的室内空气质量 (IAQ) 监测的实用性.
- 为学校关于IAQ干预的决策提供可操作的数据.
- 为未来的IAQ研究及其对学生福祉的影响奠定基础.
主要方法:
- 在美国一个学区的125所学校大楼中部署了3,659台商用IAQ监视器的网络.
- 在2022-2023学年收集了2.45亿次二氧化碳 (CO2) 测量.
- 开发与学校工作人员共同创建的可视化,用于数据解释和决策支持.
主要成果:
- 学校一天的平均二氧化碳度为841 ppm,在学校内和学校之间存在显著的变化 (数量级).
- 在所有监测的建筑物中都观察到较高的二氧化碳水平.
- 与没有中央机械通风的学校相比,具有中央机械通风的学校的二氧化碳度和变化率较低.
结论:
- 由于所观察到的二氧化碳异质性,持续的课堂级IAQ监测至关重要.
- 建议采用需求控制的通风策略,以减轻IAQ问题.
- 该研究的方法和研究结果可将其推广到其他教育机构和研究机构.
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