机匣

某型航空发动机轴承机匣使用变形问题分析

Analysis of the Distortion of Bearing Cartridge Receiver in Some Type of Aero-engine

根据发动机的返厂翻修统计情况，分析了轴承机匣后支点下沉的原因及其危害性，同时提出了应当采取的对策。

According to the static situations of outfield using engines which are sent back for repairing , analyzes the causes and harmfulness of rear supporting point subsidence of bearing cartridge receiver , and puts forward countermeasures which should be taken by factory and outfield .

基于ANSYS的附件机匣抽油口润滑油温度计算

Lubrication Temperature Calculation of the Oil Outlet for Accessory Gearbox Based on ANSYS

基于Lyapunov指数谱的转子-机匣系统故障诊断研究

Fault diagnosis of an aero engine ROTOR-CASE system 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。

The method for fault diagnosis of an aero engine rotor-case system is improved based on Lyapunov exponent spectrum .

采用UG建模和ANSYS有限元分析相结合的方法对航空发动机燃烧室外机匣进行瞬态动力分析。

The author analyzed the transient dynamical response to combustor outer casing of an aero-engine based on UG modeling and ANSYS FEM analysis .

采用全三维粘性流NS方程求解程序，对具有大扩张角中间机匣的某型涡轮低压导向器叶栅中的流场进行了数值模拟。

D N S solver was used to investigate the flow in LP turbine guide vane with great diffused meridional passage .

运用ANSYS／LS-DYAN有限元分析软件分别计算了闭锁机构、机匣和击针在受撞击条件下的应力分布。

The distribution and magnitude of dynamic stresses of the breech mechanism , the receiver and the firing pin have been obtained with ANSYS / LS-DYNA when they are impacted .

高能量长叶片撞击将引起大变形，叶片弯曲成U形，机匣在第二次撞击处被撕裂击穿。

The impaction of long blade with high energy can cause large deformation and the blade will curl as U shape and tear the wall of the ring at the second impact position .

Fe-Cr-Ni耐热合金机匣毛坯自由锻新工艺

A New Free Forging Technology on Blank of Case of an Aircraft of Fe-Cr-Ni Base Superalloy

直径约600mm的机匣内环，是由四个扇形块组合而成。

Compressor casing wax Pattern , 600 mm in diameter , consists of four segments .

基于Kolmogorov熵，对航空发动机转子&机匣系统进行了状态识别和故障诊断。

The fault diagnosis method in which the Kolmogorov entropy is regarded as the characteristic parameter is proposed and using it the real fault of aero engine rotor-case system is diagnosed .

测量结果表明SPIV透过机匣视窗及即可直接测量旋涡和二次流的瞬态结构，而且能够解决多级压气机内部流场的测量。

The results show SPIV can obtain the instantaneous structures of the vortex and the second flow , and also can solve the problem of measurement in multistage turbomachinery .

由此提出的设计准则在ND-TAC实验压气机上得到了验证。此外，本文还研究了自循环式机匣处理在跨音速离心压气机中的应用。

Some design suggestions are presented , and validated by the application in ND-TAC test compressor . Besides , the application of a self recirculation casing treatment on the transonic centrifugal compressor is numerically studied .

薄壳机匣开孔补强的应力集中分析

Stress Concentration Analysis on Case Shell with Hole and Increased Strength

斜沟槽型机匣处理的实验研究

An experimental investigation on treatment of compressor casing with skew grooves

轴承转子机匣系统碰摩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

分流机匣对风扇/压气机性能影响的计算比较

Computational Research of Splitter Lip Effects on Fan / Compressor Performance

航空发动机双转子-滚动轴承-机匣耦合系统动力学分析

Dynamic response analysis of dual rotor-ball bearing-stator coupling system for aero-engine

含碰摩故障的新型转子-滚动轴承-机匣耦合动力学模型

A dynamic model for rotor-ball bearing-stator coupling system with rubbing faults

不锈钢机匣组件激光叠接焊工艺研究

Study on Laser Welding for Lap Joint of Stainless Steel ' Case

转子机匣系统的碰摩振动响应

Vibration Characteristics of a Rub-impact Rotor System with Vibration of the Stator

燃气轮机涡轮后机匣温度场及应力分析

Temperature-field and Stress Analysis of a Gas Turbine Rear Casing

基于随机激励的某机匣模态实验与分析

Modal Experiment and Analysis of an Engine Casing Based on Stochastic Excitation

非线性转子-机匣系统的分岔行为研究

Research on the bifurcation behaviors of a nonlinear Rotor-Box system

某型发动机附件机匣轴承衬套固定结构的改进

Improvement of Bearing Bush Fixture in Accessory Gearbox for a Typical Engine

飞机发动机短舱包容了发动机、机匣、以及各种发动机附件。

Aircraft nacelle comprises engine , engine casing and accessories .

转子-机匣系统碰摩故障特征试验研究

Experimental Investigation of Rotor - to - Casing Rubbing Fault

基于相空间重构和神经网络的压气机机匣静压预测

Compressor Casing Static Pressure Forecasting Via Phase Space Reconstruction and Neural Network

离心压气机周向槽机匣处理方案的对比分析

Numerical analysis of two circumferential groove casing treatments about a centrifugal compressor