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Characterization of Absorbent Flow Rate in Towel and Tissue
Absorbent Flow Rate Towel Tissue
2010/9/20
The quality of a paper towel is often judged based on how quickly it can wipe up a spill. However, the test methods currently available cannot repeatably measure significant differences in absorbent r...
Flow-induced Crystallization of PB-1: Characterizing the Onset of Shish-kebab Formation
birefringence transmitted intensity flow-induced crystallization
2009/6/16
In this work, it is shown that optical techniques, more specifically birefringence and transmittedintensity measurements, provide an excellent tool to characterize the transition to
highly anisotropi...
Numerical Analysis of Flow Behavior in Meniscus Region of Viscoelastic Dip Coating Flows
dip coating flow viscoelastic fluid numerical simulation Phan-Thien Tanner model meniscus
2009/5/8
Flow behavior in a meniscus region in viscoelastic dip coating flows was numerically analyzed using a finite element method. The Phan-Thien Tanner (PTT) model was used as a constitutive equation. Th...
State of the Art on Flow Kinematics and Particle Orientations during Composite Processing
Fiber suspension Thin particle suspension Particle orientation evolution
2009/5/5
The mechanism of orientation of fibers or thin micro-particles in various flows involving the processing of composite materials has not been fully understood although it is much significant to obtai...
Migration and Orientation of Micro-Disk Particles in a Newtonian Flow through a Slit Channel
Micro disk-like particle Talc particle suspension Migration and orientation of thin particle
2009/5/5
The objective of this study is to well understand the migration and orientation of thin micro-particles, such as talc and mica, in a suspension flow through a slit channel as well as to obtain the kno...
Characteristics of Compressible Air Flow in an Interlacer and Yarn Entanglement
Interlacer Numerical calculation Compressibility Limited Mach number
2009/4/29
The present study is concerned with numerical simulation of compressible air flow in a yarn duct of an interlacer and the relation between air flow and yarn entanglement. A nozzle of circular pipe of...
Characteristics of Incompressible Air Flow in an Interlacer
Interlacer Air injection calculation High Reynolds number k-ε model
2009/4/29
The present study is concerned with numerical simulation of air flow in a yarn duct of an interlacer, which is an apparatus for yarn intermingling. A nozzle of circular pipe of inner diameter d(
Corner Flows of Suspensions of Rigid Rods in a Newtonian fluid:Flow-induced Orientation and Concentration Distribution
Fiber suspension L-shape corner Fiber orientation Concentrated suspension
2009/4/22
Distributions of fiber orientation and fiber concentration in fiber suspension flows through a slit channel were measured. The suspensions used were dilute and concentrated ones. The slit channel ha...
Benefit of Dual Nozzle Flow Dyeing Machine for Polyester Micro Fiber Fabrics
Polyester micro fiber fabrics Flow dyeing machine Nozzle pressure
2009/4/21
It is important for researchers developing dyeing technology to improve the dyeing techniques of polyester micro fiber fabrics in terms of the time efficiency. The empirical observations have led to ...
Application of Stochastic Simulation to Analysis of Elongation Flow and Fiber Spinning
Stochastic simulation Elongation flow Fiber spinning Doi-Edwards model
2009/4/21
Application of stochastic simulation to a uniaxial elongation flow and fiber spinning of polymer melts were investigated. In the numerical simulation of fiber spinning, a one dimensional approximatio...
Flow-induced Orientation and Concentration Distribution of Fibers in a Concentrated Suspension Flow
Fiber suspension Concentrated suspension Fiber orientation Concentration distribution
2009/4/21
Orientation and concentration distribution of fibers in a slit channel flow were experimentally studied for both dilute and concentrated fiber suspensions. First, the inner diameter of the conduit tu...
Numerical Simulation for Orientation of Thin Disk Particles in a Newtonian Flow through a L-Shape Channel
Thin disk particle Orientation evolution L-shape channel flow
2009/4/15
Orientation evolution of thin disk particles, such as talc and mica, in a Newtonian flow through a L-shape channel was numerically simulated by decoupling flow kinematics with particle orientation u...
Flow-Rate Optimization of Dyeing Liquid in a Liquid Flow Dyeing Process for PET Knit Fabrics
Pump Liquid flow machine Inverter Nozzle Nozzle pressure
2009/4/15
The factors of dyeing technology for PET knit fabrics using liquid flow dyeing machine include the dye exhaustion property of PET fiber and liquid flow parameters in the dyeing machine. This article i...
Numerical Analysis of Penetration Flow through Viscoelastic Fluids
Penetration flow Viscoelastic fluid Interface Numerical simulation Phan-Thien Tanner model
2009/4/15
Penetration flows of a Newtonian fluid through a viscoelastic fluid in an abrupt contraction channel were numerically analyzed. In the numerical simulation, the Phan-Thien Tanner model was employed ...
Recent and Traditional Approaches to Numerical Flow Analysis of Complex Fluids
Complex fluid Viscoelastic fluid Fluid micro structure Micro-macro simulation
2009/4/15
This article reviewed both traditional continuum-mechanics-based and recent micro-macro approaches to the flow analysis of complex fluids. The flow of viscoelastic fluids such as polymeric liquids wa...