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C. P. Vyasarayani
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Journal Articles

Open-Loop Centering of a Point Mass on a Horizontally Vibrating Frictional Table

Dheeraj Varma Manthena, C. P. Vyasarayani, Anindya Chatterjee
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. March 2024, 19(3): 031005.
Paper No: CND-23-1095
https://doi.org/10.1115/1.4064552
Published Online: February 7, 2024
View Articletitled, Open-Loop Centering of a Point Mass on a Horizontally Vibrating Frictional Table
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Topics: Approximation, Flow (Dynamics), Particulate matter
Journal Articles

Data Driven Approach to Determine Linear Stability of Delay Differential Equations Using Orthonormal History Functions

Sankalp Tiwari, Junaidvali Shaik, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. February 2024, 19(2): 021002.
Paper No: CND-23-1182
https://doi.org/10.1115/1.4064251
Published Online: December 20, 2023
View Articletitled, Data Driven Approach to Determine Linear Stability of Delay Differential Equations Using Orthonormal History Functions
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Topics: Delay differential equations, Delays, Stability, Noise (Sound)
Journal Articles

Floquet Theory for Linear Time-Periodic Delay Differential Equations Using Orthonormal History Functions

Junaidvali Shaik, Sankalp Tiwari, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. September 2023, 18(9): 091005.
Paper No: CND-23-1017
https://doi.org/10.1115/1.4062633
Published Online: June 14, 2023
View Articletitled, Floquet Theory for Linear Time-Periodic Delay Differential Equations Using Orthonormal History Functions
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Topics: Delay differential equations, Delays, Stability, Galerkin method
Journal Articles

Linear Quadratic Regulator for Delayed Systems Using the Hamiltonian Approach and Exact Closed-Loop Poles for First-Order Systems

Junaidvali Shaik, C. P. Vyasarayani, Anindya Chatterjee
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. July 2023, 145(7): 071002.
Paper No: DS-22-1149
https://doi.org/10.1115/1.4062439
Published Online: May 25, 2023
View Articletitled, Linear Quadratic Regulator for Delayed Systems Using the Hamiltonian Approach and Exact Closed-Loop Poles for First-Order Systems
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Topics: Delay differential equations, Delays, Feedback, Poles (Building), Polynomials, Eigenfunctions, Approximation, Fittings
Journal Articles

Stability of a Cross-Flow Heat-Exchanger Tube With Asymmetric Supports

Adireddi Balaji, Aswanth Thani, Saurabh Biswas, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. November 2022, 17(11): 111009.
Paper No: CND-21-1346
https://doi.org/10.1115/1.4055594
Published Online: September 26, 2022
View Articletitled, Stability of a Cross-Flow Heat-Exchanger Tube With Asymmetric Supports
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Topics: Cross-flow, Heat exchangers, Stability, Approximation, Cladding systems (Building), Stiffness
Journal Articles

Effect of Delay on Control of Direct Resonance of Ships in Beam Waves Using a Proportional–Derivative Controller With Delay

Junaidvali Shaik, Thomas K. Uchida, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. June 2022, 17(6): 061004.
Paper No: CND-21-1273
https://doi.org/10.1115/1.4053561
Published Online: March 14, 2022
View Articletitled, Effect of Delay on Control of Direct Resonance of Ships in Beam Waves Using a Proportional–Derivative Controller With Delay
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Topics: Bifurcation, Control equipment, Delays, Resonance, Ships, Stability, Waves, Limit cycles, Dynamics (Mechanics)
Journal Articles

Pole Placement for Delay Differential Equations With Time-Periodic Delays Using Galerkin Approximations

Shanti Swaroop Kandala, Thomas K. Uchida, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. September 2021, 16(9): 091007.
Paper No: CND-20-1378
https://doi.org/10.1115/1.4051590
Published Online: July 27, 2021
View Articletitled, Pole Placement for Delay Differential Equations With Time-Periodic Delays Using Galerkin Approximations
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Topics: Delay differential equations, Delays, Galerkin method, Pendulums, Stability, Pole placement, Feedback, Optimization, Time delay systems
Journal Articles

Fast Generation of Stability Charts for Time-Delay Systems Using Continuation of Characteristic Roots

Surya Samukham, Thomas K. Uchida, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. November 2020, 15(11): 111008.
Paper No: CND-20-1250
https://doi.org/10.1115/1.4048362
Published Online: September 28, 2020
View Articletitled, Fast Generation of Stability Charts for Time-Delay Systems Using Continuation of Characteristic Roots
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Topics: Stability, Time delay systems, Delays, Delay differential equations
Journal Articles

Supercritical and Subcritical Hopf Bifurcations in a Delay Differential Equation Model of a Heat-Exchanger Tube Under Cross-Flow

Varun Vourganti, Shanti Swaroop Kandala, Vamsi C. Meesala, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. February 2020, 15(2): 021007.
Paper No: CND-19-1204
https://doi.org/10.1115/1.4045635
Published Online: December 19, 2019
View Articletitled, Supercritical and Subcritical Hopf Bifurcations in a Delay Differential Equation Model of a Heat-Exchanger Tube Under Cross-Flow
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Topics: Bifurcation, Equilibrium (Physics)
Journal Articles

Pole Placement for Time-Delayed Systems Using Galerkin Approximations

Shanti S. Kandala, Thomas K. Uchida, C. P. Vyasarayani
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. May 2019, 141(5): 051012.
Paper No: DS-18-1098
https://doi.org/10.1115/1.4042465
Published Online: January 29, 2019
View Articletitled, Pole Placement for Time-Delayed Systems Using Galerkin Approximations
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Topics: Delay differential equations, Delays, Feedback, Galerkin method, Pole placement, Pendulums, Time delay systems
Journal Articles

Vibrations of a Simply Supported Cross Flow Heat Exchanger Tube With Axial Load and Loose Supports

Anwar Sadath, V. Vinu, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. September 2017, 12(5): 051001.
Paper No: CND-15-1283
https://doi.org/10.1115/1.4035880
Published Online: March 9, 2017
View Articletitled, Vibrations of a Simply Supported Cross Flow Heat Exchanger Tube With Axial Load and Loose Supports
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Topics: Bifurcation, Flow (Dynamics), Heat exchangers, Stability, Stress, Vibration, Fluids, Cross-flow, Buckling, Flutter (Aerodynamics)
Journal Articles

Dynamics of Cross-Flow Heat Exchanger Tubes With Multiple Loose Supports

Anwar Sadath, Harish N. Dixit, C. P. Vyasarayani
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2016, 138(5): 051303.
Paper No: PVT-15-1178
https://doi.org/10.1115/1.4033091
Published Online: April 29, 2016
View Articletitled, Dynamics of Cross-Flow Heat Exchanger Tubes With Multiple Loose Supports
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Topics: Bifurcation, Cross-flow, Dynamics (Mechanics), Heat exchangers, Springs, Vibration, Flow (Dynamics), Modeling
Journal Articles

Stability of Human Balance With Reflex Delays Using Galerkin Approximations

Zaid Ahsan, Thomas K. Uchida, Akash Subudhi, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. July 2016, 11(4): 041009.
Paper No: CND-15-1080
https://doi.org/10.1115/1.4031979
Published Online: December 10, 2015
View Articletitled, Stability of Human Balance With Reflex Delays Using Galerkin Approximations
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Topics: Pendulums, Stability, Galerkin method, Delays
Journal Articles

Galerkin Approximations for Stability of Delay Differential Equations With Distributed Delays

Anwar Sadath, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. November 2015, 10(6): 061024.
Paper No: CND-14-1269
https://doi.org/10.1115/1.4030153
Published Online: November 1, 2015
View Articletitled, Galerkin Approximations for Stability of Delay Differential Equations With Distributed Delays
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Topics: Galerkin method, Stability, Delays, Delay differential equations
Journal Articles

Galerkin Approximations for Stability of Delay Differential Equations With Time Periodic Delays

Anwar Sadath, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. November 2015, 10(6): 061008.
Paper No: CND-14-1124
https://doi.org/10.1115/1.4028631
Published Online: November 1, 2015
View Articletitled, Galerkin Approximations for Stability of Delay Differential Equations With Time Periodic Delays
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Topics: Delay differential equations, Delays, Galerkin method, Stability
Journal Articles

Galerkin Approximations for Stability of Delay Differential Equations With Time Periodic Coefficients

Anwar Sadath, C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. March 2015, 10(2): 021011.
Paper No: CND-13-1298
https://doi.org/10.1115/1.4026989
Published Online: March 1, 2015
View Articletitled, Galerkin Approximations for Stability of Delay Differential Equations With Time Periodic Coefficients
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Topics: Delays, Feedback, Galerkin method, Stability, Delay differential equations, Computer simulation
Journal Articles

Galerkin Approximations for Retarded Delay Differential Equations With State-Dependent Delays

C. P. Vyasarayani, Adarsh Gupta, John McPhee
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. November 2013, 135(6): 061006.
Paper No: DS-12-1015
https://doi.org/10.1115/1.4025152
Published Online: August 23, 2013
View Articletitled, Galerkin Approximations for Retarded Delay Differential Equations With State-Dependent Delays
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Topics: Delay differential equations, Delays, Galerkin method, Errors
Journal Articles

Galerkin Approximations for Neutral Delay Differential Equations

C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. April 2013, 8(2): 021014.
Paper No: CND-12-1001
https://doi.org/10.1115/1.4007446
Published Online: October 1, 2012
View Articletitled, Galerkin Approximations for Neutral Delay Differential Equations
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Topics: Delay differential equations, Galerkin method, Scalars
Journal Articles

Modeling of Contact and Stiction in Electrostatic Microcantilever Actuators

C. P. Vyasarayani, Eihab M. Abdel-Rahman, John McPhee
Journal: Journal of Nanotechnology in Engineering and Medicine
Publisher: ASME
Article Type: Research Papers
J. Nanotechnol. Eng. Med. February 2012, 3(1): 011003.
https://doi.org/10.1115/1.4006618
Published Online: August 10, 2012
View Articletitled, Modeling of Contact and Stiction in Electrostatic Microcantilever Actuators
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Topics: Actuators, Adhesion, Adhesives, Stiction, Equilibrium (Physics), Microelectromechanical systems, Modeling
Journal Articles

Galerkin Approximations for Higher Order Delay Differential Equations

C. P. Vyasarayani
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research Papers
J. Comput. Nonlinear Dynam. July 2012, 7(3): 031004.
https://doi.org/10.1115/1.4005931
Published Online: March 19, 2012
View Articletitled, Galerkin Approximations for Higher Order Delay Differential Equations
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Topics: Delay differential equations, Galerkin method