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Journal Articles

Manufacturability Oriented Model Correction and Build Direction Optimization for Additive Manufacturing

Erva Ulu, Nurcan Gecer Ulu, Walter Hsiao, Saigopal Nelaturi
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. June 2020, 142(6): 062001.
Paper No: MD-19-1368
https://doi.org/10.1115/1.4045107
Published Online: November 25, 2019
View Article titled, Manufacturability Oriented Model Correction and Build Direction Optimization for Additive Manufacturing
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Topics: Additive manufacturing, Algorithms, Design, Manufacturing, Optimization, Shapes, Printing, Three-dimensional models, Geometry
Journal Articles

Concurrent Structure and Process Optimization for Minimum Cost Metal Additive Manufacturing

Erva Ulu, Runze Huang, Levent Burak Kara, Kate S. Whitefoot
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research-Article
J. Mech. Des. June 2019, 141(6): 061701.
Paper No: MD-18-1297
https://doi.org/10.1115/1.4042112
Published Online: January 31, 2019
View Article titled, Concurrent Structure and Process Optimization for Minimum Cost Metal Additive Manufacturing
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Topics: Design, Optimization, Topology
Proceedings Papers

Efficient Load Sampling for Worst-Case Structural Analysis Under Force Location Uncertainty

Yining Wang, Erva Ulu, Aarti Singh, Levent Burak Kara
Proc. ASME. IDETC-CIE2018, Volume 2A: 44th Design Automation Conference, V02AT03A016, August 26–29, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DETC2018-85310
https://doi.org/10.1115/DETC2018-85310
View Paper titled, Efficient Load Sampling for Worst-Case Structural Analysis Under Force Location Uncertainty
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Topics: Stress, Structural analysis, Uncertainty, Algorithms, Errors, Experimental design, Finite element analysis, Geometry, Regression models, Structural design
Proceedings Papers

Cost Minimization in Metal Additive Manufacturing Using Concurrent Structure and Process Optimization

Runze Huang, Erva Ulu, Levent Burak Kara, Kate S. Whitefoot
Proc. ASME. IDETC-CIE2017, Volume 2A: 43rd Design Automation Conference, V02AT03A030, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-67836
https://doi.org/10.1115/DETC2017-67836
View Paper titled, Cost Minimization in Metal Additive Manufacturing Using Concurrent Structure and Process Optimization
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Topics: Additive manufacturing, Metals, Optimization, Lasers, Machinery, Manufacturing, Topology, Cantilevers, Cathode ray oscilloscopes, Design
Proceedings Papers

A Data-Driven Approach to Predict Hand Positions for Two-Hand Grasps of Industrial Objects

Erhan Batuhan Arisoy, Guannan Ren, Erva Ulu, Nurcan Gecer Ulu, Suraj Musuvathy
Proc. ASME. IDETC-CIE2016, Volume 1A: 36th Computers and Information in Engineering Conference, V01AT02A067, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-60095
https://doi.org/10.1115/DETC2016-60095
View Paper titled, A Data-Driven Approach to Predict Hand Positions for Two-Hand Grasps of Industrial Objects
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Topics: Computer simulation, Computer-aided design, Databases, Ergonomics, Geometry, Grasping, Machine learning, Manufacturing, Safety, Simulation
Journal Articles

Enhancing the Structural Performance of Additively Manufactured Objects Through Build Orientation Optimization

Erva Ulu, Emrullah Korkmaz, Kubilay Yay, O. Burak Ozdoganlar, Levent Burak Kara
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research-Article
J. Mech. Des. November 2015, 137(11): 111410.
Paper No: MD-15-1175
https://doi.org/10.1115/1.4030998
Published Online: October 12, 2015
View Article titled, Enhancing the Structural Performance of Additively Manufactured Objects Through Build Orientation Optimization
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Topics: Additive manufacturing, Optimization, Design, Simulation, Anisotropy, Materials properties, Finite element analysis, Geometry, Stress
Journal Articles

Development and Validation of an Adaptive Method to Generate High-Resolution Quadrature Encoder Signals

Erva Ulu, Nurcan Gecer Ulu, Melih Cakmakci
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Technical Briefs
J. Dyn. Sys., Meas., Control. May 2014, 136(3): 034503.
Paper No: DS-12-1321
https://doi.org/10.1115/1.4026315
Published Online: February 19, 2014
View Article titled, Development and Validation of an Adaptive Method to Generate High-Resolution Quadrature Encoder Signals
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Topics: Interpolation, Resolution (Optics), Signals
Proceedings Papers

Learning Based Cross-Coupled Control for Multi-Axis High Precision Positioning Systems

Nurcan Gecer Ulu, Erva Ulu, Melih Cakmakci
Proc. ASME. DSCC2012-MOVIC2012, Volume 2: Legged Locomotion; Mechatronic Systems; Mechatronics; Mechatronics for Aquatic Environments; MEMS Control; Model Predictive Control; Modeling and Model-Based Control of Advanced IC Engines; Modeling and Simulation; Multi-Agent and Cooperative Systems; Musculoskeletal Dynamic Systems; Nano Systems; Nonlinear Systems; Nonlinear Systems and Control; Optimal Control; Pattern Recognition and Intelligent Systems; Power and Renewable Energy Systems; Powertrain Systems, 535-541, October 17–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2012-MOVIC2012-8660
https://doi.org/10.1115/DSCC2012-MOVIC2012-8660
View Paper titled, Learning Based Cross-Coupled Control for Multi-Axis High Precision Positioning Systems
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Topics: Control equipment, Design, Engineering simulation, Iterative learning control, Simulation, Simulation results
Proceedings Papers

Adaptive Correction and Look-Up Table Based Interpolation of Quadrature Encoder Signals

Erva Ulu, Nurcan Gecer Ulu, Melih Cakmakci
Proc. ASME. DSCC2012-MOVIC2012, Volume 2: Legged Locomotion; Mechatronic Systems; Mechatronics; Mechatronics for Aquatic Environments; MEMS Control; Model Predictive Control; Modeling and Model-Based Control of Advanced IC Engines; Modeling and Simulation; Multi-Agent and Cooperative Systems; Musculoskeletal Dynamic Systems; Nano Systems; Nonlinear Systems; Nonlinear Systems and Control; Optimal Control; Pattern Recognition and Intelligent Systems; Power and Renewable Energy Systems; Powertrain Systems, 543-552, October 17–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2012-MOVIC2012-8661
https://doi.org/10.1115/DSCC2012-MOVIC2012-8661
View Paper titled, Adaptive Correction and Look-Up Table Based Interpolation of Quadrature Encoder Signals
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Topics: Interpolation, Signals, Resolution (Optics), Errors, Noise (Sound), Phase (Wave motion)