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A Crack Detection Method for Aero-engine Blade Based on Air-Flow Thermography
Aero-engine blade is one of the core components of aero-engine and its safe service is crucial to the normal operation of aero-engine. Thus, it is...
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Full-field dynamic strain reconstruction of an aero-engine blade from limited displacement responses
Blade strain distribution and its change with time are crucial for reliability analysis and residual life evaluation in blade vibration tests....
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Clam** Error Calibration Algorithm of Aero-Engine Blade Surface Polishing
Polishing is an effective process method to improve the surface quality of aero-engine blade. The clam** error between fixture and blade leads to...
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Sampling point planning method for aero-engine blade profile based on CMM trigger probe
In the digital measuring environment, to solve the problem of sampling point planning on the aero-engine blade profile, two requirements should be...
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Study on the constant force control of aero-engine blade grinding robot considering time delay
The aero-engine blade grinding system has time delay problem, which leads to large fluctuation of grinding force and eventually affects the surface...
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A vision-based calibration method for aero-engine blade-robotic grinding system
Robotic grinding has been gradually applied in the field of blade grinding due to its high precision and high flexibility. One important task in...
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A synchronous polishing method for aero-engine blade based on multi-spindle machine tool
Blade is the core component of aero-engine, and its manufacturing capability improvement has always been the focus of aviation manufacturing...
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A digital twin-enhanced collaborative maintenance paradigm for aero-engine fleet
Maintenance of aero-engine fleets is crucial for the efficiency, safety, and reliability of the aviation industry. With the increasing demand for air...
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Sub-pixel high precision dimensional measurement method for aero-engine hollow turbine blade based on industrial computed tomography image
Aero-engine hollow turbine blades are work under prolonged high temperature, requiring high dimensional accuracy. Blade profile and wall thickness...
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Simulation and experiment study for aero-engine turbine blade grinding descaling with single grain
In order to explore the mechanism of aero-engine turbine blade grinding descaling, simulation and experiment were carried out on PW4084 first-stage...
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Investigation of the effect of vibration characteristics on the grinding performance of aero-engine blade tip
The machining quality of the blade tip has a great influence on the service performance and life of the aero-engine blade. The recent paper...
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Effects of Film Holes Position on Anti-icing Characteristics of Aero-engine Inlet Adjustable Blade
In order to obtain the influence of film hole position on the anti-icing characteristics of aero-engine inlet adjustable blade, numerical simulation...
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Numerical Simulation of Aero-Engine Rotor-Blade-coating Coupling System with Rub-impact Fault and Its Dynamic Response
Rub-impact fault is a common problem in aircraft engines. To simulate the dynamic process and rubbing force, a finite element model of blade-coating...
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Machining fixture and deformation control of aero-engine thin-walled casing
The aero-engine casing, with its thin-walled complex structure, is a critical component that significantly influences machining quality due to its...
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A novel polishing technology for leading and trailing edges of aero-engine blade
As one of the most important part of an aero-engine, blade has a critical effect on its manufacturing level. Especially, surface quality and profile...
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Analysis and Safety Design of Aero-Engine Rotor Dynamic Response with Multiple Loads Due to Fan Blade off
After the blade losing, the aero-engine rotor system is subjected to multiple loads, including sudden unbalance excitation, angular acceleration...
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First-order approximate rigid-flexible coupled dynamics analysis of a simple aero-engine blade model with dynamic stiffening effect
Aero-engine blades often fracture failed due to resonance. In order to analyze the vibration characteristics of high-speed rotating blades of...
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Study on the nonconcentricity of the high-pressure rotor of the aero-engine
This paper analyzes the assembly deformation of the aero-engine high-pressure rotor simulation tester, establishes the dynamic model of high-pressure...
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Dynamic Analysis and Safety Design for Aero-Engine Rotor-Support System Under the Blade-off
Considering turbine blade-off event in the typical turboshaft engine, dynamic model of the rotor-support system is established, and the modal...
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Vibration test method of aero-engine 3D printing pre-swirl nozzle based on equivalent installation stiffness
Pre-swirl nozzle is an important cooling component that is located inside of aero-engine and exposed to complex vibration excitation, and exploring...