Results 21 to 30 of about 921,833 (368)

Form Accuracy Analysis of Cylindrical Parts Produced by Rapid Prototyping [PDF]

open access: yes, 2007
Solid Freeform fabrication processes are being considered for creating fit and assembly nature functional parts. It is extremely important that these parts are within allowable dimensional and geometric tolerance.
Anjikar, Swapnil D.   +2 more
core   +1 more source

Weighted cylindric partitions

open access: yesJournal of Algebraic Combinatorics, 2022
AbstractRecently Corteel and Welsh outlined a technique for finding new sum-product identities by using functional relations between generating functions for cylindric partitions and a theorem of Borodin. Here, we extend this framework to include very general product-sides coming from work of Han and Xiong.
Walter Bridges, Ali K. Uncu
openaire   +3 more sources

Multiple Sensor Monitoring of CFRP Drilling to Define Cutting Parameters Sensitivity on Surface Roughness, Cylindricity and Diameter

open access: yesMaterials, 2020
Machining parameters affects the final quality of components made in carbon fiber reinforced plastic (CFRP) composite materials. In this framework, the work here presented aims at studying the right combination of cutting speed (vc) and feed rate (vf ...
M. Álvarez-Alcón   +2 more
semanticscholar   +1 more source

Neural network modelling of Abbott-Firestone roughness parameters in honing processes [PDF]

open access: yes, 2017
In present study, three roughness parameters defined in the Abbott-Firestone or bearing area curve, Rk, Rpk and Rvk, were modelled for rough honing processes by means of artificial neural networks (ANN).
Buj Corral, Irene   +2 more
core   +2 more sources

Effects of Abrasive Waterjet Machining on the Quality of the Surface Generated on a Carbon Fibre Reinforced Polymer Composite

open access: yesMachines, 2023
The effect of the water pressure, traverse speed, and abrasive feed rate on the circularity, cylindricity, kerf taper, and surface roughness of holes produced by abrasive waterjet machining (AWJM) of a carbon-fibre-reinforced polymer (CFRP) composite was
Andrew Rowe   +6 more
doaj   +1 more source

The Effective Energy-Momentum Tensor in Kaluza-Klein Gravity With Large Extra Dimensions and Off-Diagonal Metrics [PDF]

open access: yes, 2001
We consider a version of Kaluza-Klein theory where the cylinder condition is not imposed. The metric is allowed to have explicit dependence on the "extra" coordinate(s). This is the usual scenario in brane-world and space-time-matter theories.
Appelquist T.   +9 more
core   +3 more sources

Multi Objective Optimisation of Build Orientation for Rapid Prototyping with Fused Deposition Modeling (FDM) [PDF]

open access: yes, 2007
The ability to select the optimal orientation of build up is one of the critical factors since it affects the part surface quality, accuracy, build time and part cost.
Anjikar, Swapnil D.   +2 more
core   +1 more source

Validation of a Manual Methodology for Measuring Roundness and Cylindricity Tolerances

open access: yesApplied Sciences, 2023
This paper describes a practice-based methodology applied to roundness and cylindricity concepts. Traditionally, technicians encounter difficulties in understanding this topic, especially when they analyze the tolerances involved due to the complexity of
Enrique García-Martínez   +3 more
doaj   +1 more source

Crystal isomorphisms in Fock spaces and Schensted correspondence in affine type A [PDF]

open access: yes, 2014
We are interested in the structure of the crystal graph of level $l$ Fock spaces representations of $\mathcal{U}_q (\widehat{\mathfrak{sl}_e})$. Since the work of Shan [26], we know that this graph encodes the modular branching rule for a corresponding ...
A Lascoux   +19 more
core   +3 more sources

Effect of process parameters on the electrical discharge machining of aluminum metal matrix composites through a response surface methodology approach

open access: yesScience and Engineering of Composite Materials, 2016
This work presents the multiobjective optimization of machining parameters during the electrical discharge machining (EDM) of aluminum (Al)-silicon carbide (SiC) metal matrix composites (MMC). The process parameters considered were current, pulse on-time,
Balasubramaniam V.   +2 more
doaj   +1 more source

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