Results 101 to 110 of about 64,360 (309)

An experimental and computational analysis of compressor cascades with varying surface roughness [PDF]

open access: yes, 2009
This thesis presents a CFD and experimental analysis associated with the parameter compressor fouling and a CFD analysis associated with the parameter on-line compressor washing of industrial gas turbines.
Fouflias, Dimitrios
core  

A Novel Stator Tooth Shape of Axial Flux Permanent Magnet Motors Based on Soft Magnetic Composite for Torque Density Enhancement

open access: yesIEEE Access
This paper proposes a pyriform stator tooth body shape of axial flux permanent magnet motors (AFPMMs) based on soft magnetic composite (SMC) to enhance torque density.
Lijian Wu   +5 more
doaj   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Experimental Testing of Oil-Flooded Hermetic Scroll Compressor

open access: yes, 2012
In this work, a residential air conditioning compressor designed for vapor injection has been modified in order to inject large quantities of oil into the working chamber in order to approach an isothermal compression process.
Groll, Eckhard A.   +3 more
core  

Streamline curvature computational programme for axial compressor performance prediction [PDF]

open access: yes, 1987
Accurate prediction of overall performance is vital if the extremely high design and development costs of modern high speed compressors are to be minimised.
Barbosa, J. R.
core  

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

Development of a New Mechanism for Dual Rotary Compressor

open access: yes, 2012
After the Great East Japan Earthquake, it is an urgent necessity for us to cut down the vain use of the power. Beforehand we have proposed the reduction of the power consumption used in “actual” air-conditioner operating load is low, and we have produced
Monasry, Jafet, Hirano, Koji
core  

Research on the Correlation between Mechanical Seal Face Vibration and Stationary Ring Dynamic Behavior Characteristics

open access: yesLubricants
To address the lack of reliable measurement methods for identifying wear mechanisms and predicting the state of mechanical seal tribo-parts, this study proposes a method for characterizing tribological behavior based on measuring face vibration ...
Yunfeng Song   +4 more
doaj   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

A real parametric characterisation of ex-service compressor blade leading edges

open access: yes, 2014
In-service the degradation of compressor blade leading edges can have a disproportional effect on compressor efficiency. The high surface curvature in this region makes quantifying the surface finish of this sensitive and prominent region difficult.
Goodhand, Martin   +6 more
core   +1 more source

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