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1

Modeling the powder roll compaction process: Comparison of 2-D finite element method and the rolling theory for granular solids (Johanson's model)

Ariel R. Muliadi, James D. Litster, Carl R. Wassgren

Journal:

Powder Technology

Year:

2012

Language:

english

File:

PDF, 962 KB

english, 2012

2

Influence of Normal Contact Force Model on Simulations of Sphero-cylindrical Particles

Kumar, Rohit, Sarkar, Avik, Ketterhagen, William, Hancock, Bruno, Curtis, Jennifer, Wassgren, Carl

Journal:

Year:

2018

Language:

english

File:

PDF, 4.37 MB

english, 2018

3

SAE Technical Paper Series [SAE International SAE 2006 World Congress & Exhibition - (APR. 03, 2006)] SAE Technical Paper Series - The Effects of Cage Flexibility on Ball-to-Cage Pocket Contact Forces and Cage Instability in Deep Groove Ball Bearings

Pederson, Bradley M., Sadeghi, Farshid, Wassgren, Carl

Year:

2006

Language:

english

File:

PDF, 546 KB

english, 2006

4

Cylindrical object contact detection for use in discrete element method simulations. Part I – Contact detection algorithms

Madhusudhan Kodam, Rahul Bharadwaj, Jennifer Curtis, Bruno Hancock, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2010

Language:

english

File:

PDF, 824 KB

english, 2010

5

Cylindrical object contact detection for use in discrete element method simulations, Part II—Experimental validation

Madhusudhan Kodam, Rahul Bharadwaj, Jennifer Curtis, Bruno Hancock, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2010

Language:

english

File:

PDF, 1.07 MB

english, 2010

6

Cage Instabilities in Cylindrical Roller Bearings

Ghaisas, Niranjan, Wassgren, Carl R., Sadeghi, Farshid

Journal:

Journal of Tribology

Year:

2004

Language:

english

File:

PDF, 238 KB

english, 2004

7

Effect of particle size on flow and mixing in a bladed granular mixer

Sarkar, Avik, Wassgren, Carl R.

Journal:

Year:

2015

Language:

english

File:

PDF, 1.19 MB

english, 2015

8

The effect of column diameter and bed height on minimum fluidization velocity

Akhil Rao, Jennifer S. Curtis, Bruno C. Hancock, Carl Wassgren

Journal:

Year:

2010

Language:

english

File:

PDF, 493 KB

english, 2010

9

Computational Approaches for Studying the Granular Dynamics of Continuous Blending Processes, 1 – DEM Based Methods

Atul Dubey, Avik Sarkar, Marianthi Ierapetritou, Carl R. Wassgren, Fernando J. Muzzio

Journal:

Macromolecular Materials and Engineering

Year:

2011

Language:

english

File:

PDF, 921 KB

english, 2011

10

Force model considerations for glued-sphere discrete element method simulations

Madhusudhan Kodam, Rahul Bharadwaj, Jennifer Curtis, Bruno Hancock, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2009

Language:

english

File:

PDF, 655 KB

english, 2009

11

Predicting discharge dynamics of wet cohesive particles from a rectangular hopper using the discrete element method (DEM)

Anshu Anand, Jennifer S. Curtis, Carl R. Wassgren, Bruno C. Hancock, William R. Ketterhagen

Journal:

Chemical Engineering Science

Year:

2009

Language:

english

File:

PDF, 606 KB

english, 2009

12

Segregation of cohesive granular materials during discharge from a rectangular hopper

Anshu Anand, Jennifer S. Curtis, Carl R. Wassgren, Bruno C. Hancock, William R. Ketterhagen

Journal:

Granular Matter

Year:

2010

Language:

english

File:

PDF, 427 KB

english, 2010

13

Angular Circulation Speed of Tablets in a Vibratory Tablet Coating Pan

Kumar, Rahul, Wassgren, Carl

Journal:

AAPS PharmSciTech

Year:

2013

Language:

english

File:

PDF, 358 KB

english, 2013

14

Stress results from two-dimensional granular shear flow simulations using various collision models

Ketterhagen, William R., Curtis, Jennifer S., Wassgren, Carl R.

Journal:

Physical Review E

Year:

2005

Language:

english

File:

PDF, 461 KB

english, 2005

15

Time-critical low-thrust orbit transfer optimization

BURTON, RODNEY L., WASSGREN, CARL

Journal:

Journal of Spacecraft and Rockets

Year:

1992

Language:

english

File:

PDF, 440 KB

english, 1992

16

Experimental Study of Wet Cohesive Particles Discharging from a Rectangular Hopper

Anand, Anshu, Curtis, Jennifer S., Wassgren, Carl R., Hancock, Bruno C., Ketterhagen, William R.

Journal:

Industrial & Engineering Chemistry Research

Year:

2015

Language:

english

File:

PDF, 8.23 MB

english, 2015

17

Modifications to Johanson's roll compaction model for improved relative density predictions

Liu, Yu, Wassgren, Carl

Journal:

Powder Technology

Year:

2016

Language:

english

File:

PDF, 787 KB

english, 2016

18

Granule breakage in twin screw granulation: Effect of material properties and screw element geometry

Pradhan, Shankali U., Sen, Maitraye, Li, Jiayu, Litster, James D., Wassgren, Carl R.

Journal:

Powder Technology

Year:

2017

Language:

english

File:

PDF, 2.45 MB

english, 2017

19

Granule transformation in a twin screw granulator: Effects of conveying, kneading, and distributive mixing elements

Li, Jiayu, Pradhan, Shankali U., Wassgren, Carl R.

Journal:

Powder Technology

Year:

2018

Language:

english

File:

PDF, 6.72 MB

english, 2018

20

A breakage kernel for use in population balance modelling of twin screw granulation

Wang, Li Ge, Pradhan, Shankali U., Wassgren, Carl, Barrasso, Dana, Slade, David, Litster, James D.

Journal:

Powder Technology

Year:

2020

File:

PDF, 2.70 MB

2020

21

Determination of material and interaction properties of maize and wheat kernels for DEM simulation

Chen, Zhengpu, Wassgren, Carl, Veikle, Eric, Ambrose, Kingsly

Journal:

Biosystems Engineering

Year:

2020

File:

PDF, 3.64 MB

2020

22

A Review of Grain Kernel Damage: Mechanisms, Modeling, and Testing Procedures

Chen, Zhengpu, Wassgren, Carl, Ambrose, Kingsly

Journal:

Transactions of the ASABE

Year:

2020

File:

PDF, 2.62 MB

2020

23

An exact method for determining local solid fractions in discrete element method simulations

Ben Freireich, Madhusudhan Kodam, Carl Wassgren

Journal:

Year:

2010

Language:

english

File:

PDF, 605 KB

english, 2010

24

Classifying the fluidization and segregation behavior of binary mixtures using particle size and density ratios

Akhil Rao, Jennifer S. Curtis, Bruno C. Hancock, Carl Wassgren

Journal:

Year:

2011

Language:

english

File:

PDF, 903 KB

english, 2011

25

Granular segregation in discharging cylindrical hoppers: A discrete element and experimental study

William R. Ketterhagen, Jennifer S. Curtis, Carl R. Wassgren, Angela Kong, Padma J. Narayan, Bruno C. Hancock

Journal:

Chemical Engineering Science

Year:

2007

Language:

english

File:

PDF, 1.15 MB

english, 2007

26

Predicting discharge dynamics from a rectangular hopper using the discrete element method (DEM)

Anshu Anand, Jennifer S. Curtis, Carl R. Wassgren, Bruno C. Hancock, William R. Ketterhagen

Journal:

Chemical Engineering Science

Year:

2008

Language:

english

File:

PDF, 1.11 MB

english, 2008

27

Simulation of a continuous granular mixer: Effect of operating conditions on flow and mixing

Avik Sarkar, Carl R. Wassgren

Journal:

Chemical Engineering Science

Year:

2009

Language:

english

File:

PDF, 834 KB

english, 2009

28

Continuous blending of cohesive granular material

Avik Sarkar, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2010

Language:

english

File:

PDF, 1.61 MB

english, 2010

29

Incorporating particle flow information from discrete element simulations in population balance models of mixer-coaters

Ben Freireich, Jianfeng Li, Jim Litster, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2011

Language:

english

File:

PDF, 1.03 MB

english, 2011

30

Modeling granular segregation in flow from quasi-three-dimensional, wedge-shaped hoppers

William R. Ketterhagen, Jennifer S. Curtis, Carl R. Wassgren, Bruno C. Hancock

Journal:

Powder Technology

Year:

2008

Language:

english

File:

PDF, 2.13 MB

english, 2008

31

Predicting the flow mode from hoppers using the discrete element method

William R. Ketterhagen, Jennifer S. Curtis, Carl R. Wassgren, Bruno C. Hancock

Journal:

Powder Technology

Year:

2009

Language:

english

File:

PDF, 920 KB

english, 2009

32

Finite element analysis of pharmaceutical tablet compaction using a density dependent material plasticity model

Tuhin Sinha, Rahul Bharadwaj, Jennifer S. Curtis, Bruno C. Hancock, Carl Wassgren

Journal:

Powder Technology

Year:

2010

Language:

english

File:

PDF, 1017 KB

english, 2010

33

Inter-tablet coating variability: Residence times in a horizontal pan coater

Arjun Kalbag, Carl Wassgren, Sai Sumana Penumetcha, José D. Pérez-Ramos

Journal:

Chemical Engineering Science

Year:

2008

Language:

english

File:

PDF, 967 KB

english, 2008

34

Using the discrete element method to predict collision-scale behavior: A sensitivity analysis

Ben Freireich, Jim Litster, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2009

Language:

english

File:

PDF, 589 KB

english, 2009

35

Inter-tablet coating variability: Tablet residence time variability

Arjun Kalbag, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2009

Language:

english

File:

PDF, 589 KB

english, 2009

36

Intra-particle coating variability: Analysis and Monte-Carlo simulations

Ben Freireich, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2010

Language:

english

File:

PDF, 526 KB

english, 2010

37

Intra-tablet coating variability for several pharmaceutical tablet shapes

Ben Freireich, William R. Ketterhagen, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2011

Language:

english

File:

PDF, 832 KB

english, 2011

38

A study on the sensitivity of Drucker–Prager Cap model parameters during the decompression phase of powder compaction simulations

Tuhin Sinha, Jennifer S. Curtis, Bruno C. Hancock, Carl Wassgren

Journal:

Powder Technology

Year:

2010

Language:

english

File:

PDF, 1.50 MB

english, 2010

39

Investigation of the Variability of NIR In-line Monitoring of Roller Compaction Process by Using Fast Fourier Transform (FFT) Analysis

Tao Feng, Feng Wang, Rodolfo Pinal, Carl Wassgren, M. Teresa Carvajal

Journal:

AAPS PharmSciTech

Year:

2008

Language:

english

File:

PDF, 233 KB

english, 2008

40

Numerical simulation of dilute turbulent gas-particle flow with turbulence modulation

Akhil Rao, Jennifer S. Curtis, Bruno C. Hancock, Carl Wassgren

Journal:

Year:

2012

Language:

english

File:

PDF, 1.39 MB

english, 2012

41

A general compartment-based population balance model for particle coating and layered granulation

Jianfeng Li, Ben Freireich, Carl Wassgren, James D. Litster

Journal:

Year:

2012

Language:

english

File:

PDF, 1.09 MB

english, 2012

42

Discrete element method modeling of bi-convex pharmaceutical tablets: Contact detection algorithms and validation

Madhusudhan Kodam, Jennifer Curtis, Bruno Hancock, Carl Wassgren

Journal:

Chemical Engineering Science

Year:

2012

Language:

english

File:

PDF, 1.18 MB

english, 2012

43

Comparison of flow microdynamics for a continuous granular mixer with predictions from periodic slice DEM simulations

Avik Sarkar, Carl R. Wassgren

Journal:

Powder Technology

Year:

2012

Language:

english

File:

PDF, 1.65 MB

english, 2012

44

Erratum: Particle Segregation in Vibrofluidized Beds due to Buoyant Forces [Phys. Rev. Lett. 87, 084302 (2001)]

Shishodia, Nagendra, Wassgren, Carl R.

Journal:

Physical Review Letters

Year:

2002

Language:

english

File:

PDF, 44 KB

english, 2002

45

Particle Segregation in Vibrofluidized Beds Due to Buoyant Forces

Shishodia, Nagendra, Wassgren, Carl R.

Journal:

Physical Review Letters

Year:

2001

Language:

english

File:

PDF, 104 KB

english, 2001

46

Quality by design for wet granulation in pharmaceutical processing: Assessing models for a priori design and scaling

Kayrak-Talay, Defne, Dale, Steven, Wassgren, Carl, Litster, James

Journal:

Powder Technology

Year:

2013

Language:

english

File:

PDF, 807 KB

english, 2013

47

Validation of 3-D finite element analysis for predicting the density distribution of roll compacted pharmaceutical powder

Muliadi, Ariel R., Litster, James D., Wassgren, Carl R.

Journal:

Powder Technology

Year:

2013

Language:

english

File:

PDF, 1.78 MB

english, 2013

48

Experimental validation of a 2-D population balance model for spray coating processes

Li, Jianfeng, Freireich, Ben J., Wassgren, Carl R., Litster, James D.

Journal:

Chemical Engineering Science

Year:

2013

Language:

english

File:

PDF, 886 KB

english, 2013

49

Multi-scale modeling of a spray coating process in a paddle mixer/coater: the effect of particle size distribution on particle segregation and coating uniformity

Li, Jianfeng, Wassgren, Carl, Litster, James D.

Journal:

Chemical Engineering Science

Year:

2013

Language:

english

File:

PDF, 995 KB

english, 2013

50

Inter-particle coating variability in a continuous coater

Kumar, Rahul, Wassgren, Carl

Journal:

Chemical Engineering Science

Year:

2014

Language:

english

File:

PDF, 957 KB

english, 2014