全球硫资源供需形势分析

    Analysis of supply and demand situation of global sulfur resources

    • 摘要: 硫资源是生产化肥必不可少的原料,关系到国家粮食安全,作为一种重要化工原料,更是涉及人民日常生活,其安全保障对经济社会及国民生活至关重要。本文在系统分析硫资源供应来源和消费领域基础上,分地区深入研究硫资源供应量变化趋势,发现总体上供应量稳步提升,至2020年有望突破1亿t,2030年达1.25亿t。另外经过深入分析,发现磷肥用硫和金属酸洗用硫是制约硫资源消费量的直接因素,文章综合"人均磷肥施用量"及"单位耕地面积磷肥施用量"两种方法预测全球未来磷肥需求量。最后对未来全球硫资源总体供需形势作出分析,发现全球硫资源消费量缓慢上升,到2025年前后将出现供大于求局面。

       

      Abstract: Sulfur resources are the indispensable raw material for producing chemical fertilizers.They are related to national food security.As an important chemical raw material, they are related to the daily life of the people.Their safety and security are crucial to the economic society and the people's lives.Based on a systematic analysis of the source of sulfur resources and consumption, this paper delved into the trend of changes in the supply of sulphur resources by region and found that the overall supply has steadily increased and is expected to exceed 100 Mt by 2020 and reach 125 Mt in 2030.In addition, through in-depth analysis, the authors think that the use of sulfur for sulfur fertilizers and sulfur for sulfuric acid metal washing is a direct factor constraining the consumption of sulfur resources.The authors comprehensively predict the global phosphate fertilizer in the future by using two methods:per capita phosphate fertilizer application amount and per unit arable land area of phosphate fertilizer application amount.Finally, the authors analyze the global supply and demand situation of sulfur resources in the future and find that global sulfur resource consumption is slowly rising, and that the supply will exceed demand by 2025.

       

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