新型煤矿井下用酯型难燃液压油腐蚀和改性研究.pdf

学兔兔 第l8卷第6期 (总第115期) 煤 矿 开 采 Vo1．18No．6(Series No．115) 2013年 12月 C0AL MINING TECHNOL0GY Deeember 2013 新型煤矿井下用酯型难燃液压油的腐蚀与改性研究 翟 晶 (煤炭科学研究总院矿用油品研究分院，北京100013) [摘 要] 分析了煤矿井下用酯型难燃液压油的腐蚀来源，找出了产品中基础油和添加剂2个 主要腐蚀因素，阐述了油品腐蚀对液压系统和煤矿设备可能造成的危害。在含有基础油和极压剂、油 性剂的样品中，通过液相锈蚀试验和腐蚀试验筛选出了有效的防腐剂，确定了最佳用量。对酯型难燃 液压油的长期防锈、防腐蚀性进行测试，探寻出添加一定比例的防锈剂和防腐剂来对产品进行缓蚀改 性，使产品的短期或长期防锈性、防腐蚀性均得到明显改善，有效抑制了腐蚀的发生，保证了产品质 量，确保煤矿安全生产。 [关键词】 难燃；合成酯；腐蚀；改性 [中图分类号]TQ630．4 1 [文献标识码]A [文章编号]1006—6225(2013)06-0023—03 Research on Corrosion of Ester Fire．retardant Hydraulic 0il for Underground Mine and its Modification ZHAI Jing (Mine Oil Research Branch,China Coal Research Institute，Beijing 100013，China) Abstract：By analyzing corrosion source of mine ester fire-retardant hydraulic oil。2 main corrosion factors including base 0jl and ad— ditive were found．Damage of oil corrosion on hydraulic system and equipments was introduced．Effective antiseptic substance was se- lected from samples of base oil，extreme pressure agent，oiliness agent by rust test in liquid phase and corrosion test，its optimum dosage was obtained as wel1．By long·term anti—rust and anti—corrosion test of ester fire—retardant hydraulic 0i1．it was tried to improve product’S 8h0rt—terra and long—term anti—rust and anti—corrosion property by adding proportional anti·rust agent and anti-corrosion a- gent．Corrosion Was effectively controlled and product quality was improved． Key words：fire·retardant；synthetic ester；corrosion；modification 随着煤炭开采工艺不断进步，煤矿机械化程度 生水解反应，容易造成井下设备的腐蚀和损坏。 不断提高，煤炭开采装备日趋现代化，液压机械设