船用12PA6V280型柴油機(jī)PCOT報警停車故障分析與排除

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摘    要：某船12PA6V-280型主推進(jìn)柴油機(jī)， 配備較先進(jìn)的PCOT監(jiān)測報警系統(tǒng)，運(yùn)行過程中曾出現(xiàn)PCOT系統(tǒng)報警、拉缸、活塞頂裙分離等故障問題。本文簡要介紹其故障現(xiàn)象，分析其故障原因，提出排除故障的建議。

關(guān)鍵詞：柴油機(jī)；PCOT；船舶

中圖分類號：U672.2                                文獻(xiàn)標(biāo)識碼：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型柴油機(jī)是我國引進(jìn)國外專利技術(shù)生產(chǎn)的四沖程中速柴油機(jī)，在船舶中應(yīng)用廣泛。（剩余3935字）