2016 Tribology Group Presentations

Luis San Andrés & students

 

 

ASME Turbo-EXPO COnference – Seoul

June 13-17 2016

 

GT2016-43096

San Andrés, L., Den, S., and Jeung, S.-H., 2016, ‘Transient Response of a Short-Length (L/D=0.2) Open-Ends Elastically Supported Squeeze Film Damper: Centered and Largely Off-Centered Whirl Motions.”

 

GT2016-56695

San Andrés, L., and Jeung, S.-H., 2016, “Response of a Squeeze Film Damper-Elastic Structure System to Multiple Consecutive Impact Loads.”

 

GT2016-57888

Cable, T., San Andrés, L., and Wygant, K., 2016, ‘”On the Predicted Effect of Angular Misalignment on the Performance of Oil Lubricated Thrust Collars in Integrally Geared Compressors.”

 

GT2016-56349

San Andrés, L., Childs, D., and Phillips, S., 2016, “A Water Lubricated Hybrid Thrust Bearing: Measurements and Predictions of Static Load Performance.”

GT2016-57876

San Andrés, L., Cable, T., Zheng, Y., De Santiago, O., and Devitt, D., 2016, “Assessment of Porous Type Gas Bearings: Measurements of Bearing Performance and Rotor Vibrations.”

 

 

San Andrés, L., Jeung, S.-H, Den, S., and Savela, G., 2016 ‘‘Squeeze Film Dampers: An Experimental Appraisal of Their Dynamic Performance,’’ Proceedings of the 1st Asia Turbomachinery and Pump Symposium, Marina Bay Sands, Singapore, Feb 22-25.

 

 

 

Turbomachinery Research Consortium May 24-26, 2016

 

 

TRC Project/Report/Proposal Title

 

Computational Model for Tilting Pad Journal Bearings

Report

TRC-B&C-04-16

Thermal Effects on Pad Deformations and Tilting-Pad Journal Bearing Performance

Behzad Abdollahi and Luis San Andres

proposal

 

 

Improvements to Tilting Pad Journal Bearings: a Model for the Inlet Flow in a Feeding Groove

 

 

Linear-Nonlinear Force Coefficients for Squeeze Film Dampers

Report

TRC-SFD-01-16

Experimental Response of an Open Ends SFD versus a Sealed Ends SFD

Sung-hwa Jeung and Luis San Andres

proposal

 

Squeeze Film Damper Performance Degradation Under a Sudden Loss of Lubricant Flow

 

 

Wet (Bubbly) seals: identification of force coefficients

Report

TRC-Seal-01-16

Leakage and Rotordynamic Force Coefficients in an (Air in Oil) Wet Seal: Influence of Shaft Speed

Xueliang Liu and Luis San Andres

proposal

 

Leakage and Force Coefficients in A Wet Annular Seal with a Wavy Surface

 

 

A Test Rig For Evaluation of Thrust Bearings and Face Seals

Report

TRC-B&C-03-16

Measurement of Static Load Performance of a Water Lubricated Thrust Bearing

Michael rohmer, Scott Wilkinson, Hardik Jani and Luis San Andres

proposal

 

Measurement of Static Load Performance in a Hydrodynamic Thrust Bearing

 

 

large size metal mesh foil bearings and test rigs for load capacity

Report

TRC-B&C-02-16

Structural Force Coefficients from Metal Mesh Pads for a Foil Bearing

Luis San Andres and Travis Cable

proposal

 

Metal Mesh Foil Bearings: Radial & Thrust

 

 

Novel Carbon-graphite Gas Bearings and Seals for turbomachinery

Report

TRC-B&C-01-16

Rotordynamic Performance of a Rotor Supported on Carbon-Graphite Tilting-Pad Air Bearings

Yong Zheng and Luis San Andres

proposal

Novel Carbon-graphite Gas Bearings and Seals for turbomachinery (year II)

 

 

Pressing Needs for Seal/Bearing software Development

Update – no report (yet)

A code for Integral SFDs

 Bonjin Koo and Luis San Andres

 

Proposal

Gas Foil Bearings for Turbo & Super Chargers

Wonbae Jung and Luis San Andres

 

 

 

2016 TRC report titles and numbers

TRC-SFD-01-16 Experimental Response of an Open Ends SFD Versus a Sealed Ends SFD

Sung-hwa Jeung and Luis San Andres

 

TRC-Seal-01-16 Leakage and Rotordynamic Force Coefficients in an (Air in Oil) Wet Seal: Influence of Shaft Speed

Luis San Andres and Xueliang Lu

 

TRC-B&C-01-16 Rotordynamic Performance of a Rotor Supported on Carbon-Graphite Tilting-Pad Air Bearings

Yong Zheng and Luis San Andres

 

TRC-B&C-02-16 Structural Force Coefficients from Metal Mesh Pads for a Foil Bearing

Luis San Andres and Travis Cable

 

TRC-B&C-03-16 Measurement of Static Load Performance of a Water Lubricated Thrust Bearing,

Luis San Andrés, Michael Rohmer,  Scott Wilkinson and Hardik Jani

 

TRC-B&C-04-16 Thermal Effects on Pad Deformations and Tilting-Pad Journal Bearing Performance

Behzad Abdollahi and Luis San Andres