Results 91 to 100 of about 64,360 (309)

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

A Sensitivity Analysis of a Miniature-Scale Linear Compressor for Electronics Cooling using a Comprehensive Model

open access: yes, 2012
A comprehensive model of a linear compressor for electronics cooling was previously presented by Bradshaw et al. (2011). The current study expands upon this work by first developing methods for predicting the resonant frequency of a linear compressor and
Bradshaw, Craig   +2 more
core  

Experimental study on a metal hydride based hydrogen compressor [PDF]

open access: yes, 2009
This is the post-print version of the final paper published in Journal of Alloys and Compounds. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural ...
Goyette, J   +3 more
core   +1 more source

Study on characteristics and prediction model of low-temperature adiabatic compressed air energy storage system

open access: yesCase Studies in Thermal Engineering
To the users, low-temperature adiabatic compressed air energy storage is a promising technology for energy storage. In this work, the parameter selection method of a 200 kW scale CAES system are studied.
Fengyu Li, Yueping Yu
doaj   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Calculated Optimal Mechanical Efficiency of a Large Capacity Reciprocating Compressor

open access: yes, 2012
In this study, calculations of the mechanical efficiency of a large reciprocating compressor, developed by Mayekawa MFG. Co., Ltd., with a per cylinder suction volume of 1300 cm3 were carried out.
Anami, Keiko   +4 more
core  

Prediction of Coefficient of Restitution for Impact Elastoplastic Spheres Considering Finite Plate Thickness

open access: yesChinese Journal of Mechanical Engineering
Collisions between objects are a relatively common phenomenon in nature. Analyses of collision processes can greatly contribute to solving problems such as impact-rub faults and particle impacts.
Yunfeng Fan   +5 more
doaj   +1 more source

Analysis of the thermodynamical efficiency of an air handling unit with a heat pump / Vėdinimo įrenginio su šilumos siurbliu termodinaminio efektyvumo tyrimas

open access: yesMokslas: Lietuvos Ateitis, 2012
This paper evaluates the seasonal thermodynamic efficiency of the air-to-air heat pump used for a heat recovery ventilation system and several modulations of compressors affecting the thermodynamic efficiency of the heat pump. A variable speed and on/off-
Vytautas Martinaitis   +2 more
doaj   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

A Valve Design Methodology For Improved Reciprocating Compressor Performance

open access: yes, 2012
The current work directly relates valve dynamics to the compressor energy efficiency. Majority of the previous studies have focused on reducing pressure losses due to valve geometry, towards improved compressor performance.
Angadi, Shruti   +4 more
core  

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