Results 31 to 40 of about 682,757 (228)

COMPARISON OF CHARACTERISTICS OF DEEP AIR COOLING AT THE GTU INLET IN DIFFERENT CLIMAT TYPE

Авіаційно-космічна техніка та технологія, 2020
The efficiency of deep air cooling at the inlet of gas turbine units has been investigated for changed climatic conditions of operation during the month.
Микола Іванович Радченко, Євген Іванович Трушляков, Богдан Сергійович Портной, Сергій Анатолійович Кантор, Ян Зонмін   +4 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

Advanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara, Vincent Rat, Quentin Dubreuil, Patrice Valorge, Simon Goutier, Alain Denoirjean, Olivier Messe, Céline Ruelle, Jean‐Philippe Poli   +8 more
wiley   +1 more source

Influence of Scan Strategies in Electron Beam Powder Bed Fusion on Solidification, Microstructure, and High‐Temperature Compressive Properties of γ′‐Strengthened Inconel 738LC

Advanced Engineering Materials, EarlyView.
Experiments and thermophysical simulations were conducted to investigate the electron beam powder bed fusion electron beam (PBF‐EB/M) process for the γ′‐strengthened nickel‐based superalloy Inconel 738LC. The results demonstrate the impact of process‐induced microstructural variations on high‐temperature mechanical behavior, providing a basis for ...
Jan Niklas Petenati, Karthik Kumar Banku, Prasanth Bondi, Ivan Zhirnov, Yangyiwei Yang, Gordon Schmidt, Jürgen Christen, Georg Hasemann, Manja Krüger, Bai‐Xiang Xu, Bilal Gökce, Silja‐Katharina Rittinghaus   +11 more
wiley   +1 more source

Research Status and Development Trend of Rotating Internal Cooling Channel in Gas Turbine Blade

发电技术
ObjectivesThe high-efficiency internal cooling technology of turbine blade is crucial for improving the thermal efficiency of gas turbine. As an important component of the gas turbine, it is essential to conduct research on the cooling performance of ...
REN Jing, LI Xueying
doaj   +1 more source

ESTIMATION OF EFFICIENCY OF DEEP AIR COOLING AT THE INLET OF GTU BY WASTE HEAT RECOVERY CHILLER

Авіаційно-космічна техніка та технологія, 2019
Significant fluctuations in the current temperature and relative humidity of the ambient air lead to significant changes in the heat load on the air cooling system at the inlet of the gas turbine unit, which urgently poses the problem of choosing their ...
Андрій Миколайович Радченко, Богдан Сергійович Портной, Сергій Анатолійович Кантор, Ігор Петрович Єсін   +3 more
doaj   +1 more source

OntOMat: Toward Ontology‐Based Product and Process Design Engineering and Optimization Solutions Fueling Circular Value Chains

Advanced Engineering Materials, EarlyView.
The OntOMat ontology establishes a structured framework for polymer matrix fiber reinforced composite materials, integrating manufacturing processes, characterization methods, and multiscale design through the VDI/VDE 3682 formalized process description standard.
Nicolas Christ, Jörg Hohe, Martin Kördel, Michael Giese, Niklas Toffert, Christian Seidel, Olaf Rehme, Patrik Schneider, Oliver Focke, Elie Abi Aoun, Claas Falldorf, Beñat Gutierrez, Alexandra Kühn, Sven Torstrick-von der Lieth, Christoph Herden, Erik Johannsen, Jan‐Uwe R. Schmidt, Felix Winkelmann, Andreas Schott, Daniel Schott   +19 more
wiley   +1 more source

Microstructure Modification of Additively Manufactured Mo–9Si–8B by Annealing and Its Effects on High‐Temperature Mechanical Properties

Advanced Engineering Materials, EarlyView.
Postbuild annealing systematically modifies the phase fractions and morphology of EB‐PBF processed Mo–9Si–8B. Quantitative microstructure–property correlations reveal how controlled phase evolution enhances high‐temperature compressive strength and creep resistance.
Christopher Schmidt, Yong Chen, Georg Hasemann, Benjamin Wahlmann, Carolin Körner, Manja Krüger   +5 more
wiley   +1 more source

SIMULATION OF COOLING AIR PROCESSES BY ABSORPTION LITHIUM-BROMIDE CHILLER WITH USING A SURPLUS REFRIGERATION CAPACITY IN BUSTER AIR COOLER

Радіоелектронні і комп'ютерні системи, 2019
The heat-humidity processes of gas turbine unit intake air cooling to the temperature of above 15 °C with the use of a cold water at the temperature of about 10 °C as a coolant and the absorption lithium-bromide chiller utilizing the turbine exhaust gas ...
Андрій Миколайович Радченко, Андрій Миколайович Радченко, Сергій Анатолійович Кантор, Богдан Сергійович Портной, Олександр Ігорович Прядко   +4 more
doaj   +1 more source

Influence of TiC and TiN Ceramic Reinforcements on the Microstructure, Thermal Expansion Behavior, and Tensile Properties of Invar 36 Manufactured by Laser Powder Bed Fusion

Advanced Engineering Materials, EarlyView.
This study examines Invar composites reinforced with titanium carbide (TiC) and titanium nitride (TiN) using laser powder bed fusion (LPBF). It presents the influence of reinforcements on microstructure, tensile properties, and thermal expansion. Results show that TiC effectively strengthens Invar while maintaining low thermal expansion, whereas TiN ...
Ayodeji Nathaniel Oyedeji, Natasha Sacks, Johannes Pötschke, Björn Matthey   +3 more
wiley   +1 more source

Porosity-driven aerothermal-mechanical coupling for high-performance transpiration-cooled turbine blades

Case Studies in Thermal Engineering
The increasing turbine inlet temperature, driven by demands for higher gas turbine efficiency, necessitates more advanced cooling solutions for turbine blades.
Xinzhu Mou, Jiazheng Fan, Jingyang Zhang, Penghao Duan   +3 more
doaj   +1 more source