Results 151 to 160 of about 123,905 (309)

PARAMETER OPTIMIZATION OF HYDROSTATIC MOTORIZED SPINDLE SYSTEM BASED ON ANALYSIS OF THERMAL DEFORMATION

open access: yesJixie qiangdu, 2017
The thermal deformation of the hydrostatic motorized spindle affects seriously machining precision,so it is necessary to analyze the effect factors of the thermal deformation of motorized spindle system. The process parameter and structural parameter are
YAN ChaoYing   +3 more
doaj  

Biocomposite from polylactic acid and lignocellulosic fibers: structure-property correlations

open access: yes, 2013
PLA biocomposites were prepared using three corncob fractions and a wood fiber as reference. The composites were characterized by tensile testing, scanning electron (SEM) and polarization optical (POM) microscopy.
Renner, Károly   +4 more
core   +1 more source

Compatibility of Methacrylate Based Resins Controls Interfacial Failure and Toughness in 3D‐Printed Multimaterial Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This work shows that the mechanical performance of multimaterial digital light processing (DLP) printed thermoset composites is governed by resin compatibility and interfacial design rather than spatial patterning alone. Brittle and ductile resin combinations produced premature interfacial failure, while graded interfaces and mechanically compatible ...
Ahmed M. H. Ibrahim   +3 more
wiley   +1 more source

Evolution law of pulsating seepage and thermal deformation by injecting high‐temperature steam into coal for thermal coalbed methane recovery

open access: yesDeep Underground Science and Engineering
Chinese coal reservoirs are characterized by low pressure and low permeability, which need to be enhanced so as to increase production. However, conventional methods for permeability enhancement can only increase the permeability in fractures, but not ...
Zhiqiang Li   +9 more
doaj   +1 more source

Feasibility of Nitrogen as a Carrier Gas for Inconel Cold Spray in Hydropower Application

open access: yesAdvanced Engineering Materials, EarlyView.
N2, despite being nearly two orders of magnitude cheaper than He, is a feasible carrier gas for cold spray Inconel coatings in hydropower repair applications when higher gas temperature and pressure are used. Reducing powder size significantly improved cavitation resistance, while the addition of fine chromium carbide particles further enhanced erosion
Tianhao Wang   +4 more
wiley   +1 more source

MILLING TOOL DEFORMATION CAUSED BY HEATING DURING THE CUTTING PROCESS [PDF]

open access: yes, 2014
The presented paper describes an experiment dealing with the deformation of a milling tool caused by heating during the cutting process. Based on the literature review an experimental procedure is designed to simulate heating of the milling tool during ...
Brajer J.   +3 more
core  

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Behaviour of Thermal Deformation of Steel Cr5 for Cold Working Roll

open access: yesTeshugang, 2009
Behaviour of thermal deformation of steel Cr5 (% :0.85C, 5.0Cr, 0.6Si, 0.5Ni, 0.4Mo, 0.1V) with stain rate 0.001 〜1 s-1 at 900 ~ 1200 °C has been studied by using Gleeble-3500 thermal simulator.
李倩   +4 more
doaj  

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