People - Scott Bortoff | Mitsubishi Electric Research Laboratories

Biography

Scott's research interests are in applications of nonlinear and optimal control theory to motion control, path planning and process control problems. Before joining MERL in 2009, Scott led the Controls Group at the United Technology Research Center and previously was an Associate Professor at the University of Toronto.
Recent News & Events
- NEWS MERL researchers presented 8 papers at Conference on Decision and Control (CDC)
  Date: December 11, 2019 - December 13, 2019
  Where: Nice, France
  MERL Contacts: Mouhacine Benosman; Karl Berntorp; Scott Bortoff; Ankush Chakrabarty; Claus Danielson; Stefano Di Cairano; Uroš Kalabić; Jing Zhang
  Research Areas: Control, Machine Learning, Optimization
  Brief
  - At the Conference on Decision and Control, MERL presented 8 papers on subjects including estimation for thermal-fluid models and transportation networks, analysis of HVAC systems, extremum seeking for multi-agent systems, reinforcement learning for vehicle platoons, and learning with applications to autonomous vehicles.
- NEWS Scott Bortoff gave Mercer Distinguished Lecture at Rensselaer Polytechnic Institute
  Date: September 25, 2019
  Where: Rensselaer Polytechnic Institute (RPI), Troy, NY
  MERL Contact: Scott Bortoff
  Research Areas: Control, Multi-Physical Modeling
  Brief
  - The seminar, entitled “HVAC System Control and Optimization,” was part of the Mercer Distinguished Lecture Series in the Electrical, Computer and Systems Engineering Department at Rensselaer Polytechnic Institute (RPI), Troy, NY. Given on Wednesday September 25, 2019, it focused on the systems engineering and control issues associated with highly integrated Heating, Ventilation and Air Conditioning Systems for low and zero energy buildings.
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MERL Publications
- Garcia, J., Danielson, C., Limon, D., Bortoff, S.A., Di Cairano, S., "Steady-State Analysis of HVAC Performance using Indoor Fans in Control Design", IEEE Conference on Decision and Control (CDC), December 2019.
  BibTeX Download PDFAbout TR2019-143
  - @inproceedings{Garcia2019dec,
  - author = {Garcia, Joaquin and Danielson, Claus and Limon, Daniel and Bortoff, Scott A. and Di Cairano, Stefano},
  - title = {Steady-State Analysis of HVAC Performance using Indoor Fans in Control Design},
  - booktitle = {IEEE Conference on Decision and Control (CDC)},
  - year = 2019,
  - month = dec,
  - url = {https://www.merl.com/publications/TR2019-143}
  - }
- Laughman, C.R., Mackey, C., Bortoff, S.A., Qiao, H., "Modeling and Control of Radiant, Convective, and Ventilation Systems for Multizone Residences", Building Simulation, September 2019.
  BibTeX Download PDFAbout TR2019-093
  - @article{Laughman2019sep,
  - author = {Laughman, Christopher R. and Mackey, Chris and Bortoff, Scott A. and Qiao, Hongtao},
  - title = {Modeling and Control of Radiant, Convective, and Ventilation Systems for Multizone Residences},
  - journal = {Building Simulation},
  - year = 2019,
  - month = sep,
  - url = {https://www.merl.com/publications/TR2019-093}
  - }
- Schwerdtner, P., Bortoff, S.A., Danielson, C., Di Cairano, S., "Projection-Based Anti-Windup for Multivariable Control with Heat Pump Application", European Control Conference (ECC), June 2019.
  BibTeX Download PDFAbout TR2019-054
  - @inproceedings{Schwerdtner2019jun,
  - author = {Schwerdtner, Paul and Bortoff, Scott A. and Danielson, Claus and Di Cairano, Stefano},
  - title = {Projection-Based Anti-Windup for Multivariable Control with Heat Pump Application},
  - booktitle = {European Control Conference (ECC)},
  - year = 2019,
  - month = jun,
  - url = {https://www.merl.com/publications/TR2019-054}
  - }
- Bortoff, S.A., Schwerdtner, P., Danielson, C., Di Cairano, S., "H Infinity Loop-Shaped Model Predictive Control with Heat Pump Application", European Control Conference (ECC), June 2019.
  BibTeX Download PDFAbout TR2019-052
  - @inproceedings{Bortoff2019jun,
  - author = {Bortoff, Scott A. and Schwerdtner, Paul and Danielson, Claus and Di Cairano, Stefano},
  - title = {H Infinity Loop-Shaped Model Predictive Control with Heat Pump Application},
  - booktitle = {European Control Conference (ECC)},
  - year = 2019,
  - month = jun,
  - url = {https://www.merl.com/publications/TR2019-052}
  - }
- Krupa, P., Danielson, C., Laughman, C.R., Bortoff, S.A., Burns, D.J., Di Cairano, S., Limon, D., "Modelica Implementation of Centralized MPC Controller for a Multi-Zone Heat Pump", European Control Conference (ECC), June 2019.
  BibTeX Download PDFAbout TR2019-056
  - @inproceedings{Krupa2019jun,
  - author = {Krupa, Pablo and Danielson, Claus and Laughman, Christopher R. and Bortoff, Scott A. and Burns, Daniel J. and Di Cairano, Stefano and Limon, Daniel},
  - title = {Modelica Implementation of Centralized MPC Controller for a Multi-Zone Heat Pump},
  - booktitle = {European Control Conference (ECC)},
  - year = 2019,
  - month = jun,
  - url = {https://www.merl.com/publications/TR2019-056}
  - }
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Free Downloads
- Parallel Quadratic Programming
Videos
MERL Issued Patents
- Title: "System and Method for Controlling Vapor Compression Systems"
  Inventors: Burns, Dan J; Laughman, Christopher; Bortoff, Scott A.
  Patent No.: 10,495,364
  Issue Date: Dec 3, 2019
- Title: "Control of Redundant Laser Processing Machines"
  Inventors: Di Cairano, Stefano; Haghighat, Sohrab; Bortoff, Scott A.
  Patent No.: 10,307,863
  Issue Date: Jun 4, 2019
- Title: "Coordinated Operation of Multiple Space-Conditioning Systems"
  Inventors: Laughman, Christopher; Qiao, Hongtao; Burns, Dan J; Bortoff, Scott A.
  Patent No.: 10,234,158
  Issue Date: Mar 19, 2019
- Title: "System and Method for Controlling Multi-Zone Vapor Compression Systems"
  Inventors: Burns, Dan J; Di Cairano, Stefano; Bortoff, Scott A.; Laughman, Christopher
  Patent No.: 10,174,957
  Issue Date: Jan 8, 2019
- Title: "Method and System for Controlling Angular Speeds of Motors in Speed Sensorless Induction Motors"
  Inventors: Wang, Yebin; Bortoff, Scott A.
  Patent No.: 9,985,563
  Issue Date: May 29, 2018
- Title: "System and Method for Controlling Vapor Compression Systems"
  Inventors: Burns, Dan J; Bortoff, Scott A.
  Patent No.: 9,915,456
  Issue Date: Mar 13, 2018
- Title: "Control of Processing Machines with Redundant Actuators"
  Inventors: Di Cairano, Stefano; Goldsmith, Abraham M.; Bortoff, Scott A.
  Patent No.: 9,744,620
  Issue Date: Aug 29, 2017
- Title: "System and Method for Calibrating Laser Processing Machines"
  Inventors: Shilpiekandula, Vijay; Bortoff, Scott A.; Goldsmith, Abraham M.
  Patent No.: 9,718,146
  Issue Date: Aug 1, 2017
- Title: "Method and System for Computing Reference Signals for Machines with Redundant Positioning"
  Inventors: Haghighat, Sohrab; Di Cairano, Stefano; Bortoff, Scott A.
  Patent No.: 9,696,709
  Issue Date: Jul 4, 2017
- Title: "System and Method for Controlling of Vapor Compression System"
  Inventors: Burns, Dan J; Jain, Neera; Laughman, Christopher; Di Cairano, Stefano; Bortoff, Scott A.
  Patent No.: 9,625,196
  Issue Date: Apr 18, 2017
- Title: "System and Method for Controlling Vapor Compression Systems"
  Inventors: Burns, Dan J; Laughman, Christopher; Bortoff, Scott A.
  Patent No.: 9,534,820
  Issue Date: Jan 3, 2017
- Title: "Motion-Control System for Performing Different Tasks"
  Inventors: Wang, Yebin; Jiang, Yu; Bortoff, Scott A.
  Patent No.: 9,529,341
  Issue Date: Dec 27, 2016
- Title: "System and Method for Controlling Temperature and Humidity in Multiple Spaces using Liquid Desiccant"
  Inventors: Laughman, Christopher; Burns, Dan J; Bortoff, Scott A.; Waters, Richard C.
  Patent No.: 9,518,765
  Issue Date: Dec 13, 2016
- Title: "Optimization of System Control Based on Solving Multi-Point Boundary Value Problems"
  Inventors: Wang, Yebin; Bortoff, Scott A.
  Patent No.: 9,378,469
  Issue Date: Jun 28, 2016
- Title: "System and Method for Controlling Redundant Actuators of a Machine"
  Inventors: Shilpiekandula, Vijay; Bortoff, Scott A.
  Patent No.: 9,261,872
  Issue Date: Feb 16, 2016
- Title: "System and Method for Controlling Semi-Active Actuators Arranged to Minimize Vibration in Elevator Systems"
  Inventors: Wang, Yebin; Bortoff, Scott A.
  Patent No.: 9,242,837
  Issue Date: Jan 26, 2016
- Title: "Elevator Rope Sway Estimation"
  Inventors: Benosman, Mouhacine; Bortoff, Scott A.
  Patent No.: 9,096,411
  Issue Date: Aug 4, 2015
- Title: "Method for Determining Trajectory of Multi-Motor Control System Avoiding Obstacle"
  Inventors: Wang, Yebin; Yu, Han; Bortoff, Scott A.
  Patent No.: 9,076,337
  Issue Date: Jul 7, 2015
- Title: "Elevator Rope Sway Estimation"
  Inventors: Benosman, Mouhacine; Bortoff, Scott A.
  Patent No.: 9,045,313
  Issue Date: Jun 2, 2015
- Title: "Cabling Configuration for Railless Elevators"
  Inventors: Shilpiekandula, Vijay; Yerazunis, William S.; Barnwell, III, John C.; Bortoff, Scott A.; Katz, Joseph
  Patent No.: 8,978,831
  Issue Date: Mar 17, 2015
- Title: "Laser Cutting Machine"
  Inventors: Yerazunis, William S.; Barnwell, III, John C.; Bortoff, Scott A.; Shilpiekandula, Vijay; Goldsmith, Abraham M.
  Patent No.: 8,921,734
  Issue Date: Dec 30, 2014
- Title: "Controller for Reducing Vibrations in Mechanical Systems"
  Inventors: Benosman, Mouhacine; Shilpiekandula, Vijay; Bortoff, Scott A.
  Patent No.: 8,855,826
  Issue Date: Oct 7, 2014
- Title: "System and Method for Controlling Semi-Active Actuators Arranged to Minimize Vibration in Elevator Systems"
  Inventors: Wang, Yebin; Bortoff, Scott A.
  Patent No.: 8,849,465
  Issue Date: Sep 30, 2014
- Title: "An Energy Efficient Motion Control System"
  Inventors: Wang, Yebin; Koichiro, Ueda; Bortoff, Scott A.
  Patent No.: 8,816,627
  Issue Date: Aug 26, 2014
- Title: "System and Method for Controlling Semi-Active Actuators"
  Inventors: Wang, Yebin; Bortoff, Scott A.
  Patent No.: 8,768,522
  Issue Date: Jul 1, 2014
- Title: "Method for Generating Trajectories for Motor Controlled Actuators"
  Inventors: Wang, Yebin; Bortoff, Scott A.; Zhao, Yiming
  Patent No.: 8,700,190
  Issue Date: Apr 15, 2014
- Title: "System and Method for Controlling Operations of Vapor Compression"
  Inventors: Bortoff, Scott A.; Burns, Dan J; Laughman, Christopher
  Patent No.: 8,694,131
  Issue Date: Apr 8, 2014
- Title: "Base Vibration Attenuation and Load Tracking in Mechanical System"
  Inventors: Shilpiekandula, Vijay; Bortoff, Scott A.
  Patent No.: 8,513,906
  Issue Date: Aug 20, 2013
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Scott Bortoff

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Recent News & Events

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MERL Issued Patents

Parallel Quadratic Programming

MERL Celebrates 25 Years of Innovation

Advanced HVAC Technologies

MPC for Laser Cutting

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