A new comprehensive rotor-stator rubbing model is developed in consideration of both rotor and stator s dynamic characteristics.
建立一个新型径向-轴向复合碰摩转子-机匣系统力学模型,基于轴向碰摩由盘的偏转导致的假设,考虑到振动过程中转轴的挠曲线是一空间曲线,依据偏转角微小角度矢量合成原则,求解出偏转角的振动位移表达式,并以此为基础详细推导了双盘转、静子碰摩点的分布及运动微分方程。
Based on rubbing model of a two-disk rotor-stator system with consideration of both rotor and stator dynamics,a numerical integration program is applied to numerical simulation and analysis of the nonlinear dynamics of this system,such as bifurcation,Poincare section map,trajectory of axes,phase trajectory,frequency spectrum diagram and time response.
基于一新型径向-轴向复合碰摩双盘转子-机匣力学模型,利用数值积分和Poincare映射方法,对转子-机匣系统由于径向-轴向碰摩故障导致的非线性动力学行为进行了数值仿真研究,给出了系统响应随转速和偏心量变化的分岔图和一些典型的Poincare截面图、相轨图、轴心轨迹、幅值谱图和时域响应等。
By taking Muszynska s model for sealing force,the nonlinear dynamic equation of a rotor with rotor-box seal impact/rub foundation was derived.
针对转子-机匣密封碰磨系统进行了研究。
A new method for fault diagnosis of aero engine rotor-case system was proposed based on the Lyapunov exponent energy spectrum distribution.
提出了基于Lyapunov指数能谱分布的航空发动机转子-机匣系统故障诊断新方法。
The method for fault diagnosis of an aero engine rotor-case system is improved based on Lyapunov exponent spectrum.
发展了基于Lyapunov指数谱的航空发动机转子-机匣系统故障诊断方法。
Research on Collision Stability of Nonlinear Rotor-stator Box System
非线性转子-机匣系统碰撞稳定性分析
FAULT DIAGNOSIS RESEARCH OF ROTOR-CASE SYSTEM BASED ON FRACTAL DIMENSION
基于分形维数的转子—机匣系统故障诊断研究
Dynamic response analysis of dual rotor-ball bearing-stator coupling system for aero-engine
航空发动机双转子-滚动轴承-机匣耦合系统动力学分析
Research on Nonlinear Dynamical Charateristics of a Bearing-Cracked Rotor-Box System;
轴承—裂纹转子—机匣系统的非线性动力学特性研究
Research on Nonlinear Dynamical Charateristics of a Bearing-Rotor-Box System with Rub-Impact;
轴承—转子—机匣系统碰摩的非线性动力学特性研究
A dynamic model for rotor-ball bearing-stator coupling system with rubbing faults
含碰摩故障的新型转子-滚动轴承-机匣耦合动力学模型
Dynamic characteristics of rub-impact of dual-disc rotor system on flexible casing-rolling bearing supports
弹性机匣-滚动轴承双盘碰摩转子系统动力学特性
black box automatic device for recording details of the flight of a plane
黑匣子（记录飞机飞行详情的自动装置）.
Analyze the data in the Black Box (the flight recorder) of the crashed plane
分析失事飞机的黑匣子数据
The black box showed why the plane had crashed.
黑匣子揭示了飞机坠毁的原因。
magazine camera
菲林匣相机﹝早期内置片装菲林转换的相机﹞
Effects of endwall relative motion on tip clearance flow in turbine rotors
机匣相对转动对涡轮叶顶间隙流动的影响
The lid on the walnut chest was shut on the cameras, and the chest was placed on the closet shelf in her bedroom.
盖上胡桃木匣子的盖子,把相机关在里面。 匣子放进她卧室壁柜的子上。
It was not until they took out the black box that they found out why the plane crashed.
他们取出黑匣子后，才弄清飞机坠毁的原因。
China will use domestically-made “black boxes” flight data recorders in its airplanes.
中国飞机将采用国产飞行资料记录仪 “黑匣子”。
Design of Aviation FDR Decode and Analysis System with C++
基于C++的飞机黑匣子解码分析系统的设计
Whenever you handle a firearm or hand it to someone, always open the action immediately and visually check the chamber, receiver and magazine to be certain they do not contain any ammunition.
当你要将枪递给别人时，一定要拉开枪机并保持开膛状态，机匣和弹匣内都不能有子弹。
The chest was thought to contain gold.
那匣子被认为装有金子。