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High-Temperature Seals for a Gas Turbine Stator
AbstractSealing assemblies and welded rings made of nickel superalloys for sealing the gas–air path of the stator in a gas turbine engine are...
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Utilizing Principal Component Analysis for the Identification of Gas Turbine Defects
This study explores the use of the nonlinear principal component analysis (NLPCA) technique for detecting gas turbine faults. The resurgence of...
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Efficiency of the Barrier Phases in Coatings on Gas Turbine Blades
Abstract —The efficiency of the barrier phases in the protective coatings created on the turbine blades of gas turbine engines is studied. The...
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Improving the production technology of cast billets for gas turbine engine blades
Reducing the volume of manual work improves the processing speed of blanks, along with reducing the number of rejected products and overall...
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Influence of Acid Concentration in Combined Cleaning of Gas Turbine Nozzle Blades from Metal Oxides
The method of chemical cleaning of the surface of blades of gas turbine units in a solution of orthophosphoric and sulfuric acids using a...
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Failure Analysis of the Various Sides of a Second-Stage Gas Turbine Nozzle Made of FSX-414 Cobalt-Based Alloy
Second-stage gas turbine nozzles are an important part of the gas turbine due to their performance in hot temperature conditions. In this...
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Evaluation of the Endurance Limit of Cooled Blades of Gas-Turbine Engines Made of Heat-Resistant Nickel Alloy
The characteristics of fatigue failure of the working blades of the first stage of the high-pressure turbine of the power gas-turbine engine were...
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Predicting the Remaining Useful Life of a Gas Turbine Based on an Exponential Degradation Model
In the context of rotating machinery maintenance, this study examines diagnostic, prognostic and health management (PHM) techniques, where a set of...
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Development of Technology and Equipment for Producing the Hot Gas Path Blades of Gas Turbine Engines from Superalloys with a Directional and Single-Crystal Structure
AbstractThe trends in the development of a technology for the production of the hot gas path parts of a gas turbine engine (GTE) by directional...
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Restoration of Thermal Barrier Coatings on Repairing Gas Turbine Blades
Abstract —The results of studying the restoration of aluminide coatings during the repair of gas turbine blades are presented. The main factors...
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Effect of Reuse of a Chrome-Calorizing Powder Mixture on the Characteristics of a Coating in the Repair of Gas Turbine Blades
AbstractThe effect of repeated use of the chrome-calorizing powder mixture on the thickness and structure of the diffusion coating in the repair of...
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Failure Analysis of Second Row-Nozzles Based on FSX-414 Cobalt Alloy in a Gas Turbine Unit
AbstractIn this study, the failure analysis of the second row-nozzles of one of the gas turbine units was investigated. The vanes alloy was FSX-414...
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Prospects of the Production of Large Gas Turbine Unit Blades Using Directional Solidification
Abstract —The scientific, technical, and technological aspects of producing large blades of power gas turbine units (GTUs) are considered. The...
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Experimental Study on Vibration Analysis of Rotor–Stator Rub Defect in a Gas Turbine Generator Set
Monitoring turbomachines requires the pre-selection of several indicators used to process vibration signals. In this study, spectral analysis and...
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Optimization of the Solution Composition for the Chemical Removal of a Diffusion Coating during the Repair of Gas Turbine Blades
AbstractThe results of choosing the solution composition for the chemical removal of diffusion coatings during the repair of gas turbine engine...
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Additive Manufacturing Nickel Base Alloy Characterization in Hydrogen Environment for Gas Turbine Applications
Energy transition requires, among other things, deeper knowledge of materialsMaterials behavior in hydrogen. Additive manufacturingAdditive...
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Effect of Local Mistuning of Blade Vibration Frequencies on the Vibration Stress of Compressor and Turbine Disks of Aircraft Gas Turbine Engines
The effect of engineering and process factors on the vibration stress of the cantilevered bladed disks of the 1st stage – low-pressure compressor and...
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Microstructure Characteristics of Rejuvenated Service Exposed Gas Turbine Blade under the Influence of Various Solution Temperature and Cooling Rates
The present research aims to investigate the effect of parameters such as full and partial solution temperature and cooling rate on the final...
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An Experimental and Numerical Investigation of the Effect of Notches on the Root of Gas Turbine Compressor Blades on Critical Speeds
The blade of a gas turbine is one of the most sensitive parts so that it can be called the heart of the gas turbine. Blades work in strict...
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Technique for Estimating the Residual Life of Gas Turbine Engine Blades under High-Temperature Creep
AbstractA technique is proposed to estimate the residual life of a high-pressure turbine blade, and it is based on taking into account the...
