Results 41 to 50 of about 5,183,293 (274)

Mitigating Creep Anisotropy and Enhancing Performance in Additively Manufactured Ni‐Based Superalloys: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing introduces pronounced microstructural and crystallographic anisotropy in Ni‐based superalloys, resulting in orientation‐dependent creep deformation and damage. This review identifies the key microstructural origins of creep anisotropy, examines their influence on dominant deformation mechanisms, and highlights processing ...
Chandan Kumar   +3 more
wiley   +1 more source

Biodegradable and Biocompatible Functional Polymers for Biomedical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Biodegradable and biocompatible functional polymers integrate electrical, mechanical, and stimuli‐responsive functionalities while enabling programmed degradation under physiological conditions. This review introduces recent advances in conductive, shape‐memory, self‐healing, photocurable, and adhesive polymer systems, emphasizing material design ...
Won Bae Han   +5 more
wiley   +1 more source

Development and Research Status of Key Technology of Land Gas Turbine Gearbox in China

open access: yesJixie chuandong, 2020
Gas turbine is a new generation of clean energy power plant with high power,high efficiency,small size and long life. Gas turbine gearbox is a device that transfers the output power of gas turbine to the working machine after deceleration and torsion ...
Yuan Guangqian, Li Jinku, Hu Yunbo
doaj  

Numerical Research of Steam and Gas Plant Efficiency of Triple Cycle for Extreme North Regions

open access: yesEPJ Web of Conferences, 2016
The present work shows that temperature decrease of heat rejection in a cycle is necessary for energy efficiency of steam turbine plants. Minimum temperature of heat rejection at steam turbine plant work on water steam is 15°C.
Galashov Nikolay   +3 more
doaj   +1 more source

Thermodynamic Analysis and Improvement Potential of Helium Closed Cycle Gas Turbine Power Plant at Four Loads

open access: yesEnergies, 2023
This paper presents thermodynamic and improvement potential analyses of a helium closed-cycle gas turbine power plant (Oberhausen II) and dominant plant components at four loads. DESIGN LOAD represents optimal operating conditions that cannot be obtained
Vedran Mrzljak   +3 more
doaj   +1 more source

PREDICTIVE REGULATORS FOR GAS TURBINE PLANTS

open access: yesModern Technologies and Scientific and Technological Progress, 2021
The efficient operation of gas turbine units (GTU) in isolated power supply systems with variable load is impossible without the presence of coordinatedly tuned automatic regulators, the adjustment of which requires calculations using complex algorithms.
Zyuy Chan, Van Nguen
openaire   +2 more sources

Rough set based gas turbine fault isolation study [PDF]

open access: yes, 2010
Gas path fault isolation is one of the key techniques in Engine Health Management systems. In order to accomplish gas path fault isolation successfully for a gas turbine engine, both an accurate off-design performance model and an effective fault ...
Wang, Lihui.
core   +4 more sources

Beyond Thin Film Limits—Superhard and Hydrogen‐Free Amorphous Carbon Coatings With Over 100 µm Thickness

open access: yesAdvanced Functional Materials, EarlyView.
For the first time, an extreme‐thick laser‐arc PVD ta‐C (DLC) coating exceeding 100 µm is demonstrated, opening up new possibilities for ultra‐high load bearing capacity. This superhard amorphous carbon architecture combines >50% sp3 bonding, robust adhesion and self‐supporting performance, shielding substrates from plastic flow under extreme contact ...
Martin Zawischa   +3 more
wiley   +1 more source

Assessment of novel power generation systems for the biomass industry [PDF]

open access: yes, 1999
The objective of this programme of research is to produce a method for assessing and optimising the performance of advanced gas turbine power plants for electricity generation within the Brazilian electric sector.
Codeceira Neto, Alcides
core   +5 more sources

Strong Fully Reprocessable Engineered Wood Composites

open access: yesAdvanced Materials, EarlyView.
Engineering a hyperbranched adhesive with complementary imine‐bond and hydrogen‐bond networks, combining it with wood particles to fabricate the wood composite (WP/HTP) under mild hot‐pressing conditions. The WP/HTP exhibits 100% mechanical strength recovery after three cycles of reprocessing, and the reprocessed modulus of rupture (MOR) and modulus of
Xilin Zhang   +9 more
wiley   +1 more source

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