船用12PA6V280型柴油机PCOT报警停车故障分析与排除

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摘    要：某船12PA6V-280型主推进柴油机， 配备较先进的PCOT监测报警系统，运行过程中曾出现PCOT系统报警、拉缸、活塞顶裙分离等故障问题。本文简要介绍其故障现象，分析其故障原因，提出排除故障的建议。

关键词：柴油机；PCOT；船舶

中图分类号：U672.2                                文献标识码：A

Analysis and Elimination of PCOT Alarm Stopping Fault of Marine

12PA6V-280 Diesel Engine

TANG Jicai1，  GAN Shuai1，  LI Tang2

（ 1. Unit 91937 of PLA， Zhoushan 316099; 2. Shanghai Marine Diesel Engine Research Institute， Shanghai 201108 ）

Abstract： The 12 PA6V-280 diesel engine is the main propulsion diesel engine of a certain ship， equipped with an advanced PCOT monitoring and alarm system. During operation， there have been problems with PCOT system alarms， cylinder pulling and piston skirt separation. This paper will briefly introduce the fault phenomenon， analyze the cause of the fault and provide relevant suggestions..

Key words： diesel engine; PCOT; ship

1     前言

12PA6V-280型柴油机是我国引进国外专利技术生产的四冲程中速柴油机，在船舶中应用广泛。（剩余3935字）