喷油嘴偶件喷孔防积炭涂层的研究  

Research of Coating for Preventing MPF Carbon

作　　者：赵阳[1] 刁艳涛 

机构地区：[1]山东菏泽华星油泵油嘴有限公司,山东菏泽274016

出　　处：《内燃机与动力装置》2010年第3期48-50,共3页Internal Combustion Engine & Powerplant

摘　　要：通过对喷油嘴偶件针阀体喷油端的外表面及喷孔的孔壁进行防积炭涂层处理,从而防止和减少喷油嘴偶件喷油端和喷孔积炭的附着,提高喷油嘴偶件的使用性能,延长喷油嘴偶件的使用寿命,研究人员通过对该防积炭喷油嘴偶件进行流量对比试验和热机试验,验证了该喷油嘴偶件产品经过涂层处理后所表现出来的功能优势。The nozzle tip and the wall of the spray hole are coated to prevent and reduce MPF carbon adhesion in spray parts and spray holes of the fuel injection nozzle.Performance and extension life for fuel injection nozzles can be improved.The engine and flow test verifies that the products have showed high performance in the functional advantages after coating.

关 键 词：防积炭涂层喷油嘴偶件 涂层对流量的影响 喷孔防积炭的形态 

分 类 号：TK423.8[动力工程及工程热物理—动力机械及工程]