某型船调距桨偶发螺距失控故障原因分析

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摘    要：针对某型船调距桨偶发螺距失控故障案例，基于调距桨电气控制、液压系统工作原理，采用故障树的分析方法，列举可能存在的故障原因序列，逐一排查分析，确定真实原因。

关键词：船舶；调距桨；偶发；螺距故障

中图分类号：U661.31+3                           文献标识码：A

Analysis on Causes During Incidental Pitch Uncontrol Malfuction for Marine Controllable Pitch Propller （CPP）

WANG Lei1，  LI Tang2，  LIU Meng1，  CHEN Riquan3

（ 1.Unit 92557 of PLA， Guangzhou 510700;  2. Shanghai Marine Diesel Engine Research Institute， Shanghai 201108;

3. South China Marine Machinery Corporation，  Guangzhou  517715 ）

Abstract： By taking the incidental pitch uncontrol malfunction fault of marine CPP as an example and according to the working principle of the electric control and hydraulic system of the controllable pitch propeller， the fault tree analysis method is adopted to list up the potential causes sequence of probably-existed CPP malfunction faults， and inspect & analyze one by one to determine the actual reasons.

Key words： ship;  controllable pitch propeller;  incidental;  pitch malfuction

1 前言

调距桨作为船舶推进系统的重要组成部分，其结构复杂，运行环境恶劣，对船舶航行操纵安全起到非常重要的影响[1]。（剩余3763字）