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民用飞机液压泵加速寿命试验基础理论与统计方法研究
  • 项目名称：民用飞机液压泵加速寿命试验基础理论与统计方法研究
  • 项目类别：面上项目
  • 批准号：51175014
  • 申请代码：E050202
  • 项目来源：国家自然科学基金
  • 研究期限：2012-01-01-2015-12-31
  • 项目负责人：王少萍
  • 负责人职称：教授
  • 依托单位：北京航空航天大学
  • 批准年度：2011
中文摘要：

针对我国民用飞机液压泵寿命评估的瓶颈问题，深入剖析液压泵关键摩擦副界面受力、动态油膜构型和材料形貌变化，揭示其复合摩擦磨损规律和油膜劣化机理，得到液压泵动态性能演变规律。在此基础上，结合摸底试验确定加速应力，揭示应力-时间载荷谱作用机理，探讨民用飞机循环载荷谱对寿命的影响规律及其与军用飞机液压泵载荷谱的映射关系，建立民用飞机液压泵加速寿命试验载荷谱设计理论。研究民用飞机液压泵多应力耦合效应和非线性损伤累积理论，建立液压泵综合递归威布尔加速寿命试验模型，实现变应力加速累积损伤的准确描述。提出衍生样本和复用样本相结合的思路，探讨非平衡数据多维映射参数优化估计算法，解决小样本参数估计精度不高的问题，给出民用飞机液压泵寿命评估体系。为我国民用飞机液压泵设计和研制提供加速寿命试验理论和统计方法，为提升我国民用飞机液压泵自主研制能力打下良好的基础。

中文主题词： 加速寿命试验；液压泵；民用飞机；失效机理；统计方法
英文摘要：

Accelerated life testing；hydraulic pump；commercial aircraft；failure mechanism；statistical method

英文主题词： Accelerated life testing；hydraulic pump；commercial aircraft；failure mechanism；statistical method
结论摘要：

本项目基于民机飞行剖面，深入剖析民机液压泵关键摩擦副界面受力、动态油膜构型和材料形貌变化，揭示其复合摩擦磨损规律和油膜劣化机理，得到液压泵动态性能演变规律。在此基础上，结合摸底试验确定加速应力，揭示应力-时间载荷谱作用机理，探讨民机循环载荷谱对寿命的影响规律及其与军机液压泵载荷谱的映射关系。研究民机液压泵多应力耦合和非线性损伤累积理论，建立液压泵综合应力递归威布尔加速寿命试验模型，实现变应力加速累积损伤的准确描述。提出衍生样本和复用样本结合的思想，探讨非平衡数据多维映射参数优化估计算法，解决小样本参数估计难题，给出民机液压泵寿命评估体系，形成我国具有自主知识产权的民机液压泵加速寿命试验理论和统计方法。

成果综合统计
成果类型
数量
  • 期刊论文
  • 会议论文
  • 专利
  • 获奖
  • 著作
  • 34
  • 34
  • 3
  • 0
  • 2
期刊论文
Solid bearings performance degradation assessment: a fuzzy self-organizing method
adial inductive debris detection sensor and performance analysis
Adaptive Fuzzy Robust Control for a Class of Nonlinear Systems via Small Gain Theorem
Adaptive decoupling synchronous control of dissimilar redundant actuation system for large civil air
Modeling of reliability and performance assessment of a dissimilar redundancy actuation system with
A partial lubrication model between valve plate and cylinder block in axial piston pumps
Adaptive Robust Torque Control of Electric Load Simulator with Strong Position Coupling Disturbance
An accelerated life test model for solid lubricated bearings based on dependence analysis and propor
Performance degradation analysis of solid lubricated bearings based on Laplace wavelet filter and se
基于ODE参数辨识的液压伺服系统灰箱建模
变压力柱塞泵配流盘的压力敏感减振机理
SOLID LUBRICATED BEARINGS PERFORMANCE DEGRADATION ASSESSMENT: A FUZZY SELF-ORGANIZING MAP METHOD
Radial inductive debris detection sensor and performance analysis
Flow field and pressure loss analysis of junction and its structure optimization of aircraft hydraul
基于性能可靠性约束的智能液压泵节能优化
基于卡箍优化布局的飞机液压管路减振分析
A new debris sensor based on dual excitation sources for online debris monitoring
Fault diagnosis of hydraulic piston pumps based on a two-step EMD method and fuzzy C-means clusterin
Layered Clustering Multi-fault Diagnosis for Hydraulic Piston Pump
Performance-related reliability analysis methodology for computer neiworks
 An accelerated life test model for solid lubricated bearings based on dependence analysis
Dynamic pressure gradient model of axial piston pump and parameters optimization
轴向柱塞泵配流副动态压力分布建模与仿真
大型飞机机载系统预测与健康管理关键技术
高速内啮合齿轮轴减速器扭转振动传递矩阵法分析
高速集成动力装置的故障诊断研究
基于边频相对能量和的柱塞泵磨损状态识别
基于ANSYS的谐波齿轮减速器疲劳寿命仿真分析
会议论文
Design and experimental test of an on-line particle detection sensor based on symmetrical magnetic f
Thermal modeling of axial piston pump and application
A position synchronization control for HA/EHA system
Experimental Analysis of Performance Degradation of Solid Lubricated Bearings with Vibration and Fri
Prognostic management verification system of aircraft hydraulic power supply system
State recognition based on wavelet packet norm entropy for aircraft hydraulic pump
Bearing Fault Diagnosis with an Improved High Frequency Resonance Technique
Integrated reliability theory and evaluation methodology ofAFDX
Overview of Storage Reliability for High Reliability Products
Adaptive Fuzzy Robust Control of a Class of Nonlinear Systems via Small Gain Theorem
Research on the velocity shock and energy loss of T-junction and Arc-juncton in aircraft hydraulic s
Abrasion of on-ff valve side for fuel system
Fluid-solid analysis based on improved bond graph method
Top-level design and all-operation-profile fault reconfiguration strategy for aeroplane hydraulic sy
Top-Level Design and All-Operation-Profile Fault Reconfiguration Strategy for Aeroplane Hydraulic Sy
Fault Simulation Analysis of Axial Piston Pump Based on the Component's Failure
Synchronization Motion Control for Quad-cylinder Lift Systems with Acceleration Coupling
Passive fault-tolerant control for dissimilar redundant actuation system-based on LMI approach
Torsional vibration analysis of a high-speed internal turbine-gearbox using a transfer matrix method
Fault severity recognition of hydraulic piston pumps based on EMD and feature energy entropy
Synchronous controller design for dissimilar redundant actuation system of large civil aircraft
Life Estimation Method of Low-power Sampling System
Prognostic Management Verification System of Aircraft Hydraulic Power Supply System
Modeling of center of gravity of aircraft on multifaults for fuel transfer
Radial Maximum Thermal Network Based on Hollow Cylinder Structure Geometry
Prognostic Analysis Based on Hybrid Prediction Method for Axial Piston Pump
Reliability of Wireless Sensor Network: Hotspot and Critical Challenges
study on change of aircraft center of gravity during fuel consumption
Reliability assessment of aircraft power and actuation system based on three-axis control
Reliability modeling analysis for hydraulic/electro-hydrostatic dual redundant actuation system
An Electronic Pod and its Finite Element Analysis
A Method for Rolling Bearing Fault Diagnosis Based on the Power Spectrum Analysis and Support Vector
Optimization design of Electric servo based on Dynamic performance and Reliability
Reliability growth test based on mission reliability for hydraulic actuation system
专利
基于预分类技术和RBF神经网络的直升机状态识别方法
于故障频率敏感的直升机齿轮箱振动传感器布置
一种柱塞泵配流盘结构
著作
Commercial Aircraft Hydraulic Systems
液压系统故障诊断与健康管理
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