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Urban scale air quality analysis due to coal-based residential heating
Air Quality, Atmosphere & Health ( IF 5.1 ) Pub Date : 2021-07-25 , DOI: 10.1007/s11869-021-01063-1
Atilla Mutlu 1 , O. Mert Bayraktar 1
Affiliation  

The environmental effects of air pollutants released to the atmosphere from coal-based residential heating should be regarded as one of the primary environmental concerns in cities. Unfortunately, in Turkey, hundreds of medical cases still occur due to gas poisoning from coal-based conventional stoves used for heating purposes. This study attempts to investigate the effects of coal-based residential heating on CO and SO2 air quality in a city of the south Marmara Region located between Europe and Asia. A total of 138 chimneys were sampled in the heating season that falls from October 1st through March 31st in the city. Ambient air pollutants released from those chimneys were analyzed to evaluate the background air quality variations in the city. The mean of CO concentrations was approximately 11,000 mg/m3, with variations from nearly 9500 to 12,500 mg/m3, while the mean of SO2 concentrations was roughly 173 mg/Nm3 ranging from 108 to 240 mg/Nm3 in the sampled chimneys. The AERMOD predicted the maximum daily mean CO concentration for the model was 41.5 μg/m3 on February 29th at midnight for the downtown area and exceeded the official limits. The predicted highest periodic SO2 concentration was 45.1 μg/m3 on February 29th at midnight in the heating season. The highest periodic SO2 concentration was observed in the old settlements of the downtown, where the most coals were utilized for residential heating with antiquated systems. It is confirmed that the AERMOD results are valid by using meteorological and air pollution data for the modeling study.



中文翻译:

基于煤制住宅供暖的城市尺度空气质量分析

燃煤住宅供暖释放到大气中的空气污染物对环境的影响应被视为城市的主要环境问题之一。不幸的是,在土耳其,由于用于取暖目的的传统煤炉煤气中毒,仍有数百起医疗病例发生。本研究试图调查以煤为基础的住宅供暖对位于欧洲和亚洲之间的马尔马拉南部城市的CO 和 SO 2空气质量的影响。10 月 1 日至 3 月 31 日期间,全市取暖季共对 138 个烟囱进行了采样。分析从这些烟囱释放的环境空气污染物,以评估城市的背景空气质量变化。CO 浓度的平均值约为 11,000 mg/m如图 3 所示,从近 9500 到 12,500 mg/m 3 的变化,而采样烟囱中 SO 2浓度的平均值约为 173 mg/Nm 3 ,范围从 108 到 240 mg/Nm 3。AERMOD 预测该模型的最大日平均 CO 浓度在 2 月 29 日午夜在市区为 41.5 μg/m 3,并超过了官方限制。预测的最高周期性 SO 2浓度在 2 月 29 日午夜采暖季节为 45.1 μg/m 3。最高周期性 SO 2在市中心的旧居民区观察到浓度集中,那里的大部分煤炭被用于具有陈旧系统的住宅供暖。通过使用气象和空气污染数据进行建模研究,证实了 AERMOD 结果是有效的。

更新日期:2021-07-25
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