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Journal Articles

Do We Really Need “Entransy”? A Critical Assessment of a New Quantity in Heat Transfer Analysis

H. Herwig
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Discussions
J. Heat Mass Transfer. April 2014, 136(4): 045501.
Paper No: HT-13-1403
https://doi.org/10.1115/1.4026188
Published Online: February 18, 2014
View Article titled, Do We Really Need “Entransy”? A Critical Assessment of a New Quantity in Heat Transfer Analysis
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Topics: Heat transfer, Heat, Entropy, Exergy
Proceedings Papers

Loss Coefficients in Laminar Flows: Indispensable for the Design of Micro Flow Systems

H. Herwig, B. Schmandt, M.-F. Uth
Proc. ASME. ICNMM2010, ASME 2010 8th International Conference on Nanochannels, Microchannels, and Minichannels: Parts A and B, 1517-1528, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30166
https://doi.org/10.1115/FEDSM-ICNMM2010-30166
View Paper titled, Loss Coefficients in Laminar Flows: Indispensable for the Design of Micro Flow Systems
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Topics: Computer simulation, Design, Entropy, Flow (Dynamics), Laminar flow
Proceedings Papers

Similarity Theory Including Variable Property Effects: A Complex Benchmark Problem

Y. Jin, H. Herwig
Proc. ASME. IHTC14, 2010 14th International Heat Transfer Conference, Volume 7, 241-249, August 8–13, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IHTC14-22457
https://doi.org/10.1115/IHTC14-22457
View Paper titled, Similarity Theory Including Variable Property Effects: A Complex Benchmark Problem
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Topics: Computational fluid dynamics, Computational methods, Density, Fluids, Forced convection, Geometry, Heat, Heat flux, Heat transfer, Heating
Proceedings Papers

Determination of Loss Coefficients for Micro-Flow Devices: A Method Based on the Second Law Analysis (SLA)

H.-C. Zhang, B. Schmandt, H. Herwig
Proc. ASME. MNHMT2009, ASME 2009 Second International Conference on Micro/Nanoscale Heat and Mass Transfer, Volume 2, 545-552, December 18–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: MNHMT2009-18192
https://doi.org/10.1115/MNHMT2009-18192
View Paper titled, Determination of Loss Coefficients for Micro-Flow Devices: A Method Based on the Second Law Analysis (SLA)
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Topics: Entropy, Flow (Dynamics), Laminar flow, Turbulence
Proceedings Papers

Data Acquisition and Physical Interpretation With Respect to Micro Channel Flows: A Delicate Issue

D. Gloss, H. Herwig
Proc. ASME. ICNMM2009, ASME 2009 7th International Conference on Nanochannels, Microchannels and Minichannels, 449-455, June 22–24, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2009-82021
https://doi.org/10.1115/ICNMM2009-82021
View Paper titled, Data Acquisition and Physical Interpretation With Respect to Micro Channel Flows: A Delicate Issue
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Topics: Channel flow, Data acquisition, Disks, Flow (Dynamics), Knudsen number, Microchannel flow
Proceedings Papers

Flow in Channels With Rough Walls: Old and New Concepts

H. Herwig, D. Gloss, T. Wenterodt
Proc. ASME. ICNMM2008, ASME 2008 6th International Conference on Nanochannels, Microchannels, and Minichannels, 1831-1839, June 23–25, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2008-62064
https://doi.org/10.1115/ICNMM2008-62064
View Paper titled, Flow in Channels With Rough Walls: Old and New Concepts
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Topics: Flow (Dynamics), Surface roughness, Friction, Channel flow, Energy dissipation, Entropy, Laminar flow, Physics, Pipes
Proceedings Papers

A Systematic Approach to Wall Roughness Effects in Laminar Channel Flows: Experiments and Modelling

D. Gloss, J. Dittmer, H. Herwig
Proc. ASME. ICNMM2008, ASME 2008 6th International Conference on Nanochannels, Microchannels, and Minichannels, 39-46, June 23–25, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2008-62147
https://doi.org/10.1115/ICNMM2008-62147
View Paper titled, A Systematic Approach to Wall Roughness Effects in Laminar Channel Flows: Experiments and Modelling
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Topics: Channel flow, Modeling, Surface roughness, Computational fluid dynamics, Entropy, Air flow, Computer simulation, Disks, Error analysis, Flow (Dynamics)
Proceedings Papers

Micro Channel Roughness Effects: A Close-Up View

D. Gloss, I. Ko¨cke, H. Herwig
Proc. ASME. ICNMM2007, ASME 5th International Conference on Nanochannels, Microchannels, and Minichannels, 837-843, June 18–20, 2007
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2007-30034
https://doi.org/10.1115/ICNMM2007-30034
View Paper titled, Micro Channel Roughness Effects: A Close-Up View
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Topics: Microchannels, Surface roughness, Entropy, Flow (Dynamics), Laminar flow, Poiseuille flow, Pressure drop
Proceedings Papers

Test Facilities for a Continuous Transition From Mini- to Microchannels

H. Herwig, O. Hausner
Proc. ASME. ICMM2003, 1st International Conference on Microchannels and Minichannels, 753-757, April 24–25, 2003
Publisher: American Society of Mechanical Engineers
Paper No: ICMM2003-1098
https://doi.org/10.1115/ICMM2003-1098
View Paper titled, Test Facilities for a Continuous Transition From Mini- to Microchannels
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Topics: Microchannels, Test facilities, Flow (Dynamics), Channel flow, Construction, Heat transfer, Microfabrication
Proceedings Papers

From Macro to Micro Scales: Identifying and Measuring Scaling Effects

H. Herwig, D. Gloss
Proc. ASME. ICNMM2006, ASME 4th International Conference on Nanochannels, Microchannels, and Minichannels, Parts A and B, 771-777, June 19–21, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2006-96079
https://doi.org/10.1115/ICNMM2006-96079
View Paper titled, From Macro to Micro Scales: Identifying and Measuring Scaling Effects
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Topics: Dimensional analysis, Dimensions, Error analysis, First law of thermodynamics, Flow (Dynamics), Heat transfer, Microchannels
Proceedings Papers

CFD-Code Evaluation for Complex Interior Flows

H. Herwig, H. Mocikat, T. Gu¨rtler
Proc. ASME. PVP2002, Computational Technologies for Fluid/Thermal/Structural/Chemical Systems With Industrial Applications, Volume 1, 21-26, August 5–9, 2002
Publisher: American Society of Mechanical Engineers
Paper No: PVP2002-1532
https://doi.org/10.1115/PVP2002-1532
View Paper titled, CFD-Code Evaluation for Complex Interior Flows
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Topics: Computational fluid dynamics, Flow (Dynamics), Boundary-value problems, Cross section (Physics), Forced convection, Inflow, Stress tensors, Test facilities
Journal Articles

Nusselt Number Correlations for Turbulent Natural Convection Flows Using Asymptotic Analysis of the Near-Wall Region

C. Balaji, M. Hölling, H. Herwig
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. August 2007, 129(8): 1100–1105.
https://doi.org/10.1115/1.2737485
Published Online: December 1, 2006
View Article titled, Nusselt Number Correlations for Turbulent Natural Convection Flows Using Asymptotic Analysis of the Near-Wall Region
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Topics: Flow (Dynamics), Natural convection, Temperature profiles, Turbulence, Rayleigh number, Cavities, Flat plates
Journal Articles

Fourier Versus Non-Fourier Heat Conduction in Materials With a Nonhomogeneous Inner Structure

H. Herwig, K. Beckert
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Notes
J. Heat Mass Transfer. May 2000, 122(2): 363–365.
https://doi.org/10.1115/1.521471
Published Online: November 17, 1999
View Article titled, Fourier Versus Non-Fourier Heat Conduction in Materials With a Nonhomogeneous Inner Structure
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Topics: Heat conduction, Temperature, Waves
Journal Articles

An Asymptotic Approach to Natural Convection Momentum and Heat Transfer in Saturated Highly Porous Media

H. Herwig, M. Koch
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. November 1990, 112(4): 1085–1088.
https://doi.org/10.1115/1.2910484
Published Online: November 1, 1990
View Article titled, An Asymptotic Approach to Natural Convection Momentum and Heat Transfer in Saturated Highly Porous Media
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Topics: Heat transfer, Momentum, Natural convection, Porous materials
Journal Articles

Variable Property Effects of Fully Developed Laminar Flow in Concentric Annuli

H. Herwig, K. Klemp
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. May 1988, 110(2): 314–320.
https://doi.org/10.1115/1.3250486
Published Online: May 1, 1988
View Article titled, Variable Property Effects of Fully Developed Laminar Flow in Concentric Annuli
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Topics: Annulus, Channel flow, Density, Differential equations, Exterior walls, Forced convection, Heat flux, Heat transfer, Laminar flow, Modeling