Advanced Turbomachinery Blade Design Methods
CAESES is a flexible and powerful platform for the design of turbomachinery blades, including advanced endwall optimization methods. All parameterized blade models can be closely linked to meshing and simulation tools to run automated CFD simulation analysis and optimization design. Application cases include turbochargers, steam turbines, fans and pumps – including axial flow, centrifugal or […]
Optimization of gas turbine blade heat treatment: application of thermal diffusion technology and high temperature shielding mud
As a modern key power mechanical equipment, gas turbine efficiency improvement is crucial to energy utilization and industrial development. In order to enhance the performance of gas turbines, researchers have taken various measures in the design and material selection of turbine blades. By optimizing blade design, selecting new high-temperature resistant materials, and coating the blade […]
Turbine: Research progress on cooling structure of air-cooled turbine blades for aircraft engines
An efficient cooling structure is the key to avoiding thermal damage to air-cooled turbine blades, which directly affects blade cooling efficiency and aircraft engine stability. However, the efficient cooling structure leads to a more complex coherent effect between the mainstream and cold air flow, and the development of efficient cooling structures has always been constrained […]
Recent Progress in Reliability Analysis of Aeroengine Rotor Systems
As a key rotating component of an aero-engine, the rotor system works in a harsh environment of high temperature, high pressure and high speed for a long time, and needs to meet a series of demanding and contradictory indicators such as long life, light weight and high reliability. Under the influence of multiple random factors […]
“Ceramic Core” in Casting Technology for Hollow Turbine Blades
If the aviation engine and ground gas turbine are the “crown jewels” of modern industry, then turbine blades are the “jewels in the crown”. Turbine engines generate thrust by impacting turbine blades with high-temperature gas, driving the rotor at high speed. Among them, the ability of turbine blades to withstand high temperatures has a very […]
Development of Aero-Derivative Gas Turbines Technology
Affected by political, military and economic factors, the development of aircraft engine technology is faster than that of gas turbines. Gas turbines and aircraft engines have a wide range of technical commonalities, and can be shared in design systems, manufacturing systems, talent systems and test systems. Therefore, based on the huge market demand and obvious […]
BLAZE Knowledge Classroom:Gas Turbine
Basic Concepts According to the “Gas Turbine Vocabulary” (GB/T 15135-2018), a gas turbine refers to a continuous-flow rotating machine (single machine) that converts thermal energy into mechanical work, including a compressor, equipment for heating the working fluid (such as a combustion chamber), a turbine, a control system and auxiliary equipment. Industrial gas turbine engines, generally […]
Thermal Corrosion Fatigue Performance and Life Prediction Method for Hot End Components of Carrier based Aircraft Engines
The influence of hot corrosion on the fatigue performance of hot end component materials Hot corrosion fatigue performance of high-temperature alloys for turbine blades Many scholars have explored and studied the effect of hot corrosion on the fatigue performance of high-temperature alloys for turbine blades under different conditions. The main method is to pre treat […]
Thermal Corrosion Fatigue Performance and Life Prediction Method for Hot End Components of Carrier based Aircraft Engines (2)
Hot Corrosion Mechanism of Turbine Disk High Temperature Alloy The high-temperature alloys used for aircraft engine turbine disks are deformable high-temperature alloys (such as Inconel 718, GH4169, etc.) and powder high-temperature alloys (such as RR1000, ME3, FGH96, etc.). The service temperature of deformed high-temperature alloy turbine discs is usually not higher than 650 ℃, while […]
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