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DEVELOPMENT OF A LEAD EMISSION INVENTORY FOR THE GREATER CAIRO AREA

机译:开发更大的开罗区域的铅排放清单

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摘要

As part of the Cairo Air Improvement Project (CAIP), a lead emission inventory is being developed for the greater Cairo area. The inventory is required to develop regulatory and control strategies, assess emission trends, and conduct modeling exercises. This paper describes the initial effort in development of the inventory, provides preliminary lead emission estimates for various processes, and discusses the future refinement of the inventory. Based on preliminary data, it is estimated that the total annual lead emissions in the greater Cairo area are 722 metric tonnes (tonnes). The annual emissions from secondary lead smelters is estimated to be 492 tonnes, which is approximately 68 percent of total estimated lead emissions. Cement production is estimated to be the second largest source of lead emissions (192 tonnes/year). However, no emission testing has been performed to verify the emission factor used for cement production emission estimation. Emission estimates are also provided for production of storage batteries, lead oxide, lead pipe, and copper alloys and for mazot fuel usage. Future work will involve improving the completeness and accuracy of the emission inventory. A source testing program will be conducted to develop more accurate emission factors. Facility-to-facility survey techniques will be used to collect more accurate and comprehensive process and production data. A database is being developed to handle the emission inventory data. Periodic updates of the emission inventory, probably at annual intervals, will be performed.
机译:作为开罗空气改善项目(CAIP)的一部分,正在为更大的开罗地区开发铅排放清单。需要清单来制定监管策略,评估排放趋势以及进行建模练习。本文介绍了清单开发的初步工作,提供了各种过程的初步铅排放估算,并讨论了清单的未来改进。根据初步数据,估计开罗大区的年度铅总排放量为722公吨。二级铅冶炼厂的年排放量估计为492吨,约占铅估计总排放量的68%。估计水泥生产是铅排放的第二大来源(192吨/年)。但是,尚未进行排放测试以验证用于水泥生产排放估算的排放因子。还提供了排放量估算,用于生产蓄电池,氧化铅,铅管和铜合金,以及使用马索特燃料。未来的工作将涉及提高排放清单的完整性和准确性。将进行源测试程序以开发更准确的排放因子。工厂对工厂的调查技术将用于收集更准确,更全面的过程和生产数据。正在开发一个数据库来处理排放清单数据。定期(可能每年)对排放清单进行定期更新。

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