船用柴油机废气涡轮增压器喘振修理分析及维护建议

Repair Analysis and Maintenance Suggestions for Surge of Marine Diesel Exhaust Turbocharger

废气涡轮增压器是增压系统重要组成部分,因其在提高柴油机功率和经济性能等方面性能突出,所以目前船用主机和副机绝大部分采用增压柴油机。废气涡轮增压器好坏直接影响着柴油机的性能及可靠性。作为增压器故障之一的增压器喘振直接影响着柴油机的整体性能。本文以某船增压器喘振为切入点,分析增压器喘振的成因、故障判断、解决方法,以及维护管理建议。

Exhaust gas turbocharger is an important part of the supercharging system.Because of its outstanding performance in improving the power and economic performance of diesel engine,most marine main engine and auxiliary engine use supercharged diesel engine.The quality of exhaust turbocharger directly affects the performance and reliability of diesel engine.As one of turbocharger faults,turbocharger surge directly affects the overall performance of diesel engine.This paper analyzes the causes,fault judgment,solutions and maintenance management suggestions of supercharger surge.