石油化工高等学校学报

石油化工高等学校学报 ›› 2009, Vol. 22 ›› Issue (2): 9-11.

• 石油化工 • 上一篇    下一篇

硫化铁氧化及聚热过程影响因素

赵雪娥1, 蒋军成2, 魏新利1   

  1. 1.郑州大学化学工程学院,河南郑州450001;
    2.南京工业大学安全工程研究所,江苏南京210009
  • 收稿日期:2008-04-10 修回日期:2008-10-18 出版日期:2009-06-25 发布日期:2009-06-25
  • 作者简介:赵雪娥(1974 -), 女, 山西翼城县, 讲师, 博士
  • 基金资助:
    国家自然科学基金重点项目资助(No .50774048)

Oxidation and Effect Factors for Heat Gathering of Iron Sulfide

  1. 1.School of Chemical Engineering, Zhengzhou University, Zhengzhou Henan 450001,P.R.China;
     2.Institute of Safety Engineering, Nanjing University of Technology, Nanjing Jiangsu 210009, P.R.China
  • Received:2008-04-10 Revised:2008-10-18 Published:2009-06-25 Online:2009-06-25

摘要: 采用自然环境中氧化试验装置,研究了硫化铁的自然氧化进程,根据硫化铁在自然环境中氧化进程的特征,提出了其氧化过程可以分为表层自热期、潜伏期以及加速氧化期 3个阶段。热量积聚在硫化铁自燃进程中起着关键性的作用。此外,又研究了原油、水分以及硫单质等因素对热量积聚过程的影响。结果表明,原油对热量积聚具有双重影响;水分对于自燃具有抑制作用;硫磺对硫化铁自燃初期影响比较小,后期主要起到外部热源的作用。

关键词: 硫化铁 , 氧化 , 自燃 , 热量积聚 , 影响因素

Abstract: Oxidation process of iron sulfides was observed by installation of oxidation experiment.Oxidation process of iron sulfide can be divided into three stages :surface layer self -heating period,incubative period and accelerative oxidation period. Heat gathering was the key factors for iron sulfide self -ignite.Effects of oil,water content and sulfur on heat gathering were explored using oxidation experiment installation.The results show that oil has complicate effect on self - ignite of iron sulfide.Water content can prevent iron sulfide from oxidizing.Sulfur has a little effect on initial stages of self -ignite,while in the final stage it can be as external heat source.

Key words: Iron sulfide , Oxidation , Self-ignite \ Heat gathering , Effect factors

引用本文

赵雪娥,蒋军成,魏新利. 硫化铁氧化及聚热过程影响因素[J]. 石油化工高等学校学报, 2009, 22(2): 9-11.

ZHAO Xue-e, JIANG Jun-cheng, WEI Xin-li. Oxidation and Effect Factors for Heat Gathering of Iron Sulfide[J]. Journal of Petrochemical Universities, 2009, 22(2): 9-11.

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