工业化发展导致化工污水的排放量增加,对环境带来严重的影响,必须及时对其进行监控,确保化工厂排放的污水符合排放要求。因此,本文设计了化工排放污水水质在线监测系统来监测化工厂排放的污水。硬件部分设计了清洗除藻器、数据显示器、...工业化发展导致化工污水的排放量增加,对环境带来严重的影响,必须及时对其进行监控,确保化工厂排放的污水符合排放要求。因此,本文设计了化工排放污水水质在线监测系统来监测化工厂排放的污水。硬件部分设计了清洗除藻器、数据显示器、分配定时器以及通用分组无线业务(General Packet Radio Service,GPRS)数据传输器。软件部分采集处理了化工排放污水水样,设计了相关的功能模块,实现了系统功能的设计。进行实例分析,结果表明,使用设计的系统进行监控时能明显降低监控时间,符合目前的污水水质监测需求,有一定的应用价值。展开更多
Although the relationship between the size of urban industrial land use and pollutant emissions has been widely discussed from different perspectives(e.g.,the scale and crowding effects),the results of various studies...Although the relationship between the size of urban industrial land use and pollutant emissions has been widely discussed from different perspectives(e.g.,the scale and crowding effects),the results of various studies have revealed positive,negative,and combined impact relationships.However,how the expansion of urban industrial land use affects SO2 emissions remains unknown.We need to clarify this relationship in order to facilitate the realization of China’s pollution reduction and emission reduction goals.This study used the panel data from 294 cities spanning from 2011 to 2019 to construct a spatial econometric model.The objective was to explore the correlation between the scale of urban industrial land and sulfur dioxide emissions in China.The results show that a large scale of urban industrial land use corresponds to lower sulfur dioxide emissions per unit of industrial added value.By gaining a deeper understanding of the relationship between the scale of urban industrial land use and sulfur dioxide emissions,policymakers can further reduce pollutant emissions by rationalizing the planning of urban industrial land use and industrial layout.In addition to promoting industrial agglomeration and economies of scale in cities with extensive industrial land use,this strategy can support the development of efficient and environmentally friendly industries in areas with limited industrial land use.Optimizing the technology and encouraging the development of green industries can help reduce environmental pollution and promote sustainable urban development.展开更多
文摘工业化发展导致化工污水的排放量增加,对环境带来严重的影响,必须及时对其进行监控,确保化工厂排放的污水符合排放要求。因此,本文设计了化工排放污水水质在线监测系统来监测化工厂排放的污水。硬件部分设计了清洗除藻器、数据显示器、分配定时器以及通用分组无线业务(General Packet Radio Service,GPRS)数据传输器。软件部分采集处理了化工排放污水水样,设计了相关的功能模块,实现了系统功能的设计。进行实例分析,结果表明,使用设计的系统进行监控时能明显降低监控时间,符合目前的污水水质监测需求,有一定的应用价值。
基金The Yunnan Fundamental Research Projects(202301AT070062,202401AT070108,202401AS070037)The Key Program of the NationalNatural Science Foundation of China(42130712)+2 种基金The Scientific Research Fund Project of Yunnan Provincial Department of Education(2024Y155)The Yunnan Province Innovation Team Project(202305AS350003)The Yunnan Revitalization Talent Support Program in YunnanProvince(XDYC-QNRC-2022-0740,XDYC-WHMJ-2022-0016).
文摘Although the relationship between the size of urban industrial land use and pollutant emissions has been widely discussed from different perspectives(e.g.,the scale and crowding effects),the results of various studies have revealed positive,negative,and combined impact relationships.However,how the expansion of urban industrial land use affects SO2 emissions remains unknown.We need to clarify this relationship in order to facilitate the realization of China’s pollution reduction and emission reduction goals.This study used the panel data from 294 cities spanning from 2011 to 2019 to construct a spatial econometric model.The objective was to explore the correlation between the scale of urban industrial land and sulfur dioxide emissions in China.The results show that a large scale of urban industrial land use corresponds to lower sulfur dioxide emissions per unit of industrial added value.By gaining a deeper understanding of the relationship between the scale of urban industrial land use and sulfur dioxide emissions,policymakers can further reduce pollutant emissions by rationalizing the planning of urban industrial land use and industrial layout.In addition to promoting industrial agglomeration and economies of scale in cities with extensive industrial land use,this strategy can support the development of efficient and environmentally friendly industries in areas with limited industrial land use.Optimizing the technology and encouraging the development of green industries can help reduce environmental pollution and promote sustainable urban development.
