JOURNAL PUBLICATIONS

Yutian Ren, and G. P. Li, “A Contextual Sensor System for Non-Intrusive Machine Status and Energy Monitoring” Journal of Manufacturing Systems Volume 62, pp 87-101, 2022

Yutian Ren, and G. P. Li, “An Interactive and Adaptive Learning Cyber Physical Human System for Manufacturing with a Case Study in Worker Machine Interactions” IEEE Transactions on Industrial Informatics 2022 https://doi.org/10.1109/TII.2022.3150795

 

Klopfer, Michael J., Joy E. Pixley, Armen Saiyan, Amir Tabakh, DavidJacot, & Guann-Pyng Li. (2021). Evaluating the Impact of theCOVID-19 Pandemic on Residential Energy Use in Los Angeles. Applied Sciences, 11(10), 4476. Retreived from https://www.mdpi.com/2076-3417/11/10/4476

Nadia Ahmed, Marco Levorato, and G. P. Li, “Residential Consumer-Centric Demand Side Management,” IEEE Transactions on Smart Grid, Vol. 9, pp.4513-4524, 2018

Tiago Zonta, Cristiano André da Costa, Rodrigo da Rosa Righi, Miromar José de Lima, Eduardo Silveira da Trindade, Guann Pyng Li, “Predictive maintenance in the Industry 4.0: A systematic literature review,” Computers & Industrial Engineering (CAIE), a Journal of Elsevier, 150 (2020) 106889

Shijie Bian, Chen Li, Yongwei Fu, Yutian Ren, Tongzi Wu, Guann-Pyng Li, Bingbing Li*. “Machine learning-based real-time monitoring system for smart connected worker to improve energy efficiency”. Journal of Manufacturing, Volume 61, Pages 66-76, 2021.

Rodrigo Bavaresco, Helder Arruda, Eduarda Rocha, Jorge Barbosa, Guann-Pyng Li “Internet of Things and Occupational Well-being in Industry 4.0: A Systematic Mapping Study and Taxonomy” Computers & Industrial Engineering (CAIE), a Journal of Elsevier, Vol. 161, Nov. 2021 https://doi.org/10.1016/j.cie.2021.107670

Nadia Ahmed, Marco Levorato, Roberto Valentini, and Guann-Pyng Li, “Data Driven Optimization of Energy Management in Residential Buildings with Energy Harvesting and Storage,” Energies, Special Issue Modeling and Control of Smart Energy Systems Vol. 13(9), pp. 2201-2242, 2020

S. Kang, L. Zhao, J. Brouwer. (2019) Dynamic Modeling and Verification of a Proton Exchange Membrane Fuel Cell-Battery Hybrid System to Power Servers in Data Centers. Renewable Energy. Retrieved from https://www.sciencedirect.com/science/article/pii/S0960148119306342

L. Zhao, J. Brouwer, S. James, et al. (2017) Dynamic Performance of an in-rack Proton Exchange Membrane Fuel Cell Battery System to Power Servers. International Journal of Hydrogen Energy. Retrieved from https://www.sciencedirect.com/science/article/pii/S0360319917308431

J. Stansberry, AH Mejia, L. Zhao, et al. (2017) Experimental Analysis of Photovoltaic Integration with a Proton Exchange Membrane Electrolysis System for Power-to-Gas. International Journal of Hydrogen Energy. Retrieved from https://www.sciencedirect.com/science/article/pii/S0360319917342763

L. Zhao, J. Brouwer. (2017) Economic Analysis and Implementation Strategies for SOFC Systems in Residential Applications. ECS transactions. Retrieved from https://iopscience.iop.org/article/10.1149/07801.0275ecst/pdf

L. Zhao, J. Brouwer, S. James, et al. (2016) Fuel Cell Powered Data Centers: In-Rack DC Generation. ECS Transactions. Retrieved from https://iopscience.iop.org/article/10.1149/07101.0131ecst/pdf

L. Zhao, J. Brouwer, F. Jahnke, et al. (2016) A Novel Hybrid Reformer Electrolyzer Purifier (REP) for a Distributed Production of Low-Cost, Low Greenhouse Gas Hydrogen. ECS Transactions. Retrieved from https://iopscience.iop.org/article/10.1149/07101.0179ecst/pdf

L. Zhao, J. Brouwer. (2015) Dynamic Operation and Feasibility Study of a Self-Sustainable Hydrogen Fueling Station using Renewable Energy Sources. International Journal of Hydrogen Energy. Retrieved from https://www.sciencedirect.com/science/article/pii/S036031991500083X

L. Zhao, R. Flores, J. Brouwer. (2014) Economical Dispatch of CCHP Systems with Emissions Constraints and Thermal Load Following Capability. California Energy Commision. Retrieved from  https://wayback.archive-it.org/5763/20190228012712/https:/www.energy.ca.gov/2014publications/CEC-500-2014-089/CEC-500-2014-089.pdf

J. Maton, L. Zhao, J. Brouwer. (2013) Dynamic Modeling of Compressed Gas Energy Storage to Complement Renewable Wind Power Intermittency. International Journal of Hydrogen Energy. Retrieved from https://www.sciencedirect.com/science/article/pii/S0360319913009233

 

CONFERENCE PAPERS AND PROCEEDINGS

Pixley, Joy E., Sabine Kunrath, Genoveva Paz, Richard Donovan, & G. P. Li. ((forthcoming)). Enabling Small and Medium Manufacturers to Adopt Smart Manufacturing. In Proceedings of the ACEEE Summer Study on Energy Efficiency in Industry. Washington, D.C.: ACEEE. Retrieved from https://aceee.org/files/proceedings/2018/index.html#/event/event-data/details.

Pixley, Joy E., Sergio Gago-Masague, Raquel Fallman, Sabine Kunrath, & Guann-Pyng Li. (2018). A Feedback App that Improves Use of Computer Sleep Settings: Field Test Results. Paper presented at the Behavior, Energy & Climate Change (BECC) Conference, Washington, D. C. https://beccconference.org/wp-content/uploads/2018/10/Pixley_presentation2018.pdf.

Pixley, Joy E., Sergio Gago-Masague, & Raquel Fallman. (2018). Field Test of a New User Interface for Computer Sleep Settings. In Proceedings of the ACEEE Summer Study on Energy Efficiency in Buildings. Washington, D.C.: ACEEE. Retrieved from https://aceee.org/files/proceedings/2018/index.html#/event/event-data/details.

Klopfer, Michael, Zihan Chen, Umar Kazmi, Siddhant Kasat, Joy E. Pixley, & G.P. Li. (2018). Energy Management in Projectors and Display Technology by Use of Predictive Behavior Models. In Proceedings of the ACEEE Summer Study on Energy Efficiency in Buildings. Washington, D.C.: American Council for an Energy-Efficient Economy. Retrieved from https://aceee.org/files/proceedings/2018/index.html#/paper/event-data/p251.

Klopfer, Michael, Linyi Xia, Joy E. Pixley, Crystal Rapier, & G.P. Li. (2017). Intelligent control of domestic and commercial point of use water heating and cooling applications. In P. Bertoldi (Ed.), Proceedings of the 9th International Conference on Energy Efficiency in Domestic Appliances and Lighting (EEDAL’17). Brussels, Belgium: Joint Research Centre (European Commission). Retrieved from https://publications.europa.eu/en/publication-detail/-/publication/7f127408-fb3a-11e7-b8f5-01aa75ed71a1/language-en.

Klopfer, Michael, Linyi Xia, Joy E. Pixley, Crystal Rapier, & G.P. Li. (2017). Tier 2 Advanced Power Strips – Revisiting behavior based models for estimation of savings in laboratory and field trial evaluations. In P. Bertoldi (Ed.), 9th International Conference on Energy Efficiency in Domestic Appliances and Lighting (EEDAL’17). Brussels, Belgium: Joint Research Centre (European Commission). Retrieved from https://publications.europa.eu/en/publication-detail/-/publication/a270a15c-fb38-11e7-b8f5-01aa75ed71a1/language-en.

Xia, Linyi, Michael Klopfer, Jieping Guo, Yang (Arthur) Zhang, Liqiang Wang, Umar Kazmi, Sergio Gago-Masague, Joy E. Pixley, Marco Levorato, & G.P. Li. (2017). Behavior Adaptive Scalable Energy Management for Electronics – a demonstration in Home Appliances and Displays. In P. Bertoldi (Ed.), Proceedings of the 9th International Conference on Energy Efficiency in Domestic Appliances and Lighting (EEDAL’17). Joint Research Centre (European Commission). Retrieved from https://publications.europa.eu/en/publication-detail/-/publication/a270a15c-fb38-11e7-b8f5-01aa75ed71a1/language-en.

Nadia Ahmed, Marco Levorato and G.P. Li. (2017). “Residential Consumer Driven Energy Management and Feedback,” Energy Efficiency in Domestic Appliances and Lighting –EEDAL. Retrieved from https://www.calplug.org/wp-content/uploads/residentialconsumerdsm.pdf

Micah Sweeney, Mukesh Khattar, Enrique Castro-Leon, Henry Wong, Derek Collier, Jay Madden, Paul Delaney, G.P. Li and Chris Battista. (2016). Server Demand Response via Automated Hardware Management,” ACEEE Retrieved from https://www.aceee.org/files/proceedings/2016/data/papers/3_877.pdf

Pixley, Joy E., & Stuart A. Ross. (2015). The Effects of Using Power Management in Office Desktops: A Case Study. Paper presented at the Behavior, Environment, and Climate Change (BECC) Conference, Sacramento.

Yang (Arthur) Zhang, Liqiang Wang, Linyi Xia, G.P. Li, and Marco Levorato. (2015). ”Behavior Adaptive Energy Management for Consumer Electronics,” International Conference on Consumer Electronics, Las Vegas

Yang Zhang, Marta Mendoza, Melissa Valdez, Cindy Ming, Stuart Ross, G.P. Li (2014). “The 1kWh Challenge: An Experiential Learning Program Designed to Promote Energy Efficient Behavior,” ACEEE Summer Study 2014 Retrieved from https://www.aceee.org/files/proceedings/2014/data/papers/7-522.pdf

REPORTS

Pixley, Joy E., Sabine Kunrath, Sergio Gago-Masague, Raquel Fallman, & G.P. Li. (2021). The Power Management User Interface Study (CEC-500-2021-034). Sacramento, CA: California Energy Commission. Retrieved from https://www.energy.ca.gov/publications/2021/power-management-user-interface-study.

LS Schell, JG Reed, L Zhao, et al. (2020) Comparing the Levelized Cost of returned Energy (LCORE) Values for Hydrogen-Based conversion Pathways and Batteries. The Electrochemical Society. Retrieved from https://iopscience.iop.org/article/10.1149/09601.0043ecst/pdf

Klopfer, Michael, Katie Gladych, Joy E. Pixley, Saniya Syed, Mahejabeen Kauser, Sabine Kunrath, & G.P. Li. (2020). Emerging Products Review: IDSM Program Opportunities in Connected Plug Load Devices. Assessing the potential for Plug Load measures and programs featuring connectivity. San Diego, CA: Prepared by California Plug Load Research Center (CalPlug) for San Diego Gas and Electric. Retrieved from https://www.calplug.org/wp-content/uploads/ISDM-Emerging-Products-Review.pdf

Pixley, Joy E., Katie Gladych, Sabine Kunrath, Mahejabeen Kauser, Genoveva Paz, & G. P. Li. (2020). Highlighting Plug Load Devices In Commercial Energy Efficiency Programs. Chicago, IL: Prepared by California Plug Load Research Center (CalPlug) for Commonwealth Edison (ComEd). Report :http://calplug.org/wp-content/uploads/ComEd-Emerging-Technologies-Plug-Load-Devices-in-EE-Programs_1.pdf

Klopfer, Michael, Joy E. Pixley, Saniya Syed, & G.P. Li. (2019). Advancing Plug Load Efficiency with Behavioral-Focused Usage Evaluation (ET17SCE1190). Rosemead, CA: Prepared by California Plug Load Research Center (CalPlug) for Southern California Edison. Retrieved from https://www.etcc-ca.com/reports/advancing-plug-load-efficiency-behavioral-focused-usage-evaluation?dl=1586231844.

Klopfer, Michael, Joy E. Pixley, Saniya Syed, & G.P. Li. (2019). USB Motion Sensor Computer Energy Management System: Technology Evaluation Report. Irvine, CA: Prepared by California Plug Load Research Center (CalPlug) for TrickleStar, LLC. Retrieved from https://rtf.nwcouncil.org/sites/default/files/proposed_measures/20190617_CalPlug_TrickleStar_USBMS%20_Testing_Report__TS1910_FINAL_17Jun2019_0.pdf.

Pixley, Joy E., Sergio Gago-Masague, & Raquel Fallman. (2019). Software Development Report for the Power Management User Interface Study. Sacramento, CA: California Energy Commission.

Pixley, Joy E., & Sabine Kunrath. (2019). Behavioral Interventions in Residential Energy Consumption: A Literature Review. Rosemead, CA: Emerging Products, Southern California Edison. Retrieved from https://www.etcc-ca.com/reports/calplug-behavioral-interactions-and-feedback?dl=1588697179.

Xia, Linyi, Joy E. Pixley, & Sergio Gago-Masague. (2017). SIM Home Final Report. Rosemead, CA: Prepared by California Plug Load Research Center (CalPlug) for Southern California Edison. Retrieved from https://www.etcc-ca.com/reports/sim-home?dl=1565392230.

Gago-Masague, Sergio , Joy E. Pixley, & Raquel Fallman. (2017). Energy Channel 2.0. (ET14SCE1180). Rosemead, CA: Prepared by California Plug Load Research Center (CalPlug) for Southern California Edison. Retrieved from https://www.etcc-ca.com/reports/energy-channel-20?dl=1528233541.

Klopfer, Michael, Crystal Rapier, Jason Luo, Joy E. Pixley, & G.P. Li. (2017). Technology Roadmap towards 2030 and Beyond. Rosemead, CA: Prepared by California Plug Load Research Center for Southern California Edison. Retrieved from https://www.etcc-ca.com/reports/technology-roadmap-towards-2030-and-beyond?dl=1565719714.

Linyi Xia. Joy Pixley, Sergio Gago-Masague. (2015) CalPlug Five year Roadmap. CalPlug and UC Irvine. https://www.calplug.org/wp-content/uploads/CalPlug5yearroadmap2015.pdf

Linyi Xia, Keyue Smedley, G.P. Li. (2015) Smart Power for Smart Home Inverter Controls, Power Factor Corrections, and Peak Demand Reductions. Prepared for the California Energy Commission by CalPlug. https://www.calplug.org/wp-content/uploads/SmartPowerforSmartHome.pdf

Pixley, Joy E., & Stuart A. Ross. (2014). Monitoring Computer Power Modes Usage in a University Population (CEC‐500‐2014‐092). Sacramento, CA: Prepared by the California Plug Load Research Center (CalPlug) for the California Energy Commission. Retrieved from https://ww2.energy.ca.gov/2014publications/CEC-500-2014-092/CEC-500-2014-092.pdf.

Pixley, Joy E., Stuart A. Ross, Ankita Raturi, & Alan C. Downs. (2014). A Survey of Computer Power Modes Usage in a University Population. Sacramento: California Energy Commission. Retrieved from https://www.energy.ca.gov/publications/displayOneReport.php?pubNum=CEC-500-2014-093(404’d)

Li Zhao, Robert Flores, Jacob Brouwer. (2014). Economical Dispatch of Combined Cooling, heating, and Power Systems With Emissions Constraints and Thermal Load Following Capability. Prepared by the California Plug Load Research Center. Retrieved from https://wayback.archive-it.org/5763/20190228012712/https:/www.energy.ca.gov/2014publications/CEC-500-2014-089/CEC-500-2014-089.pdf

 

ARTICLES ABOUT CALPLUG

 

Henry, S. (2021). Shelter in Place: CalPlug teams with Los Angeles Department of Water and Power to assess COVID-19’s impact on residential energy use. Interface, Calit2. 16: 34-37. https://issuu.com/calit2_interface/docs/spring_2021/34

Henry, S. (2019). Ready, Set, Sleep: CalPlug sets out to change the way computer users manage sleep Settings. Interface, Calit2. 15: 32-37. https://issuu.com/calit2_interface/docs/interface_fall_2019/32

Henry, S. (2017). World Class Efficiency: UCI plays host to EEDAL international energy-efficiency conference, a U.S. first. Interface, Calit2. 13: 28-33. https://issuu.com/calit2_interface/docs/fall_2017/28

Spitzer, A. L. (2017). Picture This: A CalPlug project turns your big-screen TV into a user-friendly home energy monitor. Interface, Calit2. 12: 4-9. https://issuu.com/calit2_interface/docs/interface_spring_2017/4

Henry, S. (2015). Office Hog: CalPlug study of computer power settings discovers how much energy is really wasted. Interface, Calit2. 10: 8-13. https://issuu.com/calit2_interface/docs/interface_spring_2015/8

Spitzer, A. L. (2014). TV Guide: CalPlug brings on-demand energy data to home entertainment systems. Interface, Calit2. 10: 10-13. https://issuu.com/m2designgroup/docs/interface_magazine_fall_2014/10

Brandt, L. (2012). Entertaining Solutions: Researchers pull the plug on energy-consuming home entertainment devices. Interface, Calit2. 7: 16-17. https://issuu.com/m2designgroup/docs/interface__spring2012/16