轴承
軸承
축승
BEARING
2015年
6期
46-49,55
,共5页
发动机主轴承%失效%故障预测
髮動機主軸承%失效%故障預測
발동궤주축승%실효%고장예측
main bearings for engine%failure%fault prediction
分析飞行器发动机主轴承失效的主要原因，提出了一套工程上易于实现的发动机主轴承故障预测方法，包括油液监测、温度监测、振动监测、噪声分析、转子惯性及轴承间隙监测等方法。工程实践证明，系统地运用这些技术方法能及时发现发动机主轴承故障，减少飞行事故。
分析飛行器髮動機主軸承失效的主要原因，提齣瞭一套工程上易于實現的髮動機主軸承故障預測方法，包括油液鑑測、溫度鑑測、振動鑑測、譟聲分析、轉子慣性及軸承間隙鑑測等方法。工程實踐證明，繫統地運用這些技術方法能及時髮現髮動機主軸承故障，減少飛行事故。
분석비행기발동궤주축승실효적주요원인，제출료일투공정상역우실현적발동궤주축승고장예측방법，포괄유액감측、온도감측、진동감측、조성분석、전자관성급축승간극감측등방법。공정실천증명，계통지운용저사기술방법능급시발현발동궤주축승고장，감소비행사고。
The main failure reasons about main bearings of aircraft engine are analyzed.A set of fault prediction method for the bearings is presented,which is easy to be used in practical engineering,including oil monitoring,temperature monitoring,vibration monitoring,noise analysis,rotor inertia and bearing clearance.The engineering practices prove that the fault of main bearings for engine can be timely discovered and the flight accidents are reduced when these tech-nical methods are systematically used.
