Photo of William Bahnfleth

William Bahnfleth

Professor

Affiliation(s):

  • Architectural Engineering

207 Engineering Unit A

wpb5@psu.edu

814-863-2076

Research Areas:

Building Mechanical Systems, Interdisciplinary Building Systems

Interest Areas:

HVAC, chilled water systems, thermal storage, indoor air quality.

 
 

 

Education

Publications

Books

  • William P Bahnfleth, 2007, Protecting building occupants and operations from biological and chemical airborne threats, National Academies Press, Washington, DC, pp. 137

Book, Chapters

  • William P Bahnfleth, 2011, Ultraviolet Air and Surface Treatment Applications, ASHRAE Handbook-2011 HVAC Applications, Atlanta, GA, pp. 60.1-60.16

Parts of Book

  • William P Bahnfleth, 2007, Water Storage, ASHRAE, Atlanta, GA, pp. 34.1-34.33
  • William P Bahnfleth, 2005, What is thermal energy storage, how does it work, and what are its benefits?, McGraw-Hill Encyclopedia of Science & Technology Online, New York, NY
  • William P Bahnfleth, 2003, Safe Building Program Research Implementation Plan & Committee on the Safe Building Program, National Research Council
  • William P Bahnfleth, 2003, Water Storage

Journal Articles

  • Zheng Cheng, Lingling Li and William P Bahnfleth, 2016, "Natural ventilation potential for gymnasia – Case study of ventilation and comfort in a multisport facility in northeastern United States", Building and Environment, 108, pp. 85-98
  • Stephen B. Martin, Elizabeth S. Schauer, David H. Blum, Paul A Kremer, William P Bahnfleth and James Freihaut, 2016, "A new dual-collimation batch reactor for determination of ultraviolet inactivation rate constants for microorganisms in aqueous suspensions", Journal of Photochemistry and Photobiology B: Biology, 162, pp. 674-680
  • Yi Wang, Chandra Sekhar, William P Bahnfleth, Kok Wai Cheong and Joseph Firrantello, 2016, "Effects of an ultraviolet coil irradiation system on the airside heat transfer coefficient and low ?T syndrome in a hot and humid climate", Science and Technology for the Built Environment, pp. 1-12
  • Yi Wang, C Sekhar, William P Bahnfleth, D Cheong and Joseph Firrantello, 2016, "Effectiveness of an Ultraviolet Germicidal Irradiation System in Enhancing Cooling Coil Energy Performance in a Hot and Humid Climate", Energy and Buildings
  • C Marino, F Minichiello and William P Bahnfleth, 2015, "The Influence of Surface Finishes on the Energy Demand of HVAC Systems for Existing Buildings", Energy and Buildings, 95, pp. 70-79
  • William P Bahnfleth, C Balaras, K Smith, W Chakroun, T Werkema, N Zhou, N Khanna, W Feng, F Mills, A Rakheja and B Olesen, 2014, "Shaping the Next...Global", ASHRAE J., 56, (7), pp. 22-31
  • William P Bahnfleth, C Mathis, E Mills, M Sherman, J Gibbons, T Newell, J Mix and B Newell, 2014, "Shaping the Next...Future of Residential Construction", ASHRAE J, 56, (5), pp. 26-42
  • William P Bahnfleth, P Torcellini, E Richman, S Baumgartner, D Wade, H Misuriello, L Brackney and T Wentz, 2014, "Shaping the Next....Building and Energy", ASHRAE J, 56, (1), pp. 24-34
  • William P Bahnfleth, 2014, "Shaping the Next", ASHRAE J, 55, (8), pp. 22-30
  • William P Bahnfleth, W Fisk, A Persily, S Martin, D Stanke, Y , B Magee and B Burroughs, 2013, "Shaping the Next....Indoor Air Quality", ASHRAE J, 55, (8), pp. 50-58
  • William P Bahnfleth, P. Saekow*, J. Firrantello* and P. Kremer, 2012, "Ultraviolet irradiance measurement and modeling of in-duct ultraviolet germicidal irradiation devices for evaluation on their effectiveness", International Journal of HVAC&R Research, 18, (4), pp. 626-642
  • S. Snyder, T. A. Reddy and William P Bahnfleth, 2012, "Investigation of CO2 Tracer Gas-Based Calibration of Multi-Zone Airflow Models", ASHRAE Transactions, 118, (2), pp. 698-710
  • William P Bahnfleth, P. Saekow*, J. Firrantello and P. Kremer, 2012, "Semi-Quantitative and Formal Metrics for Multizone Air Flow Model Quality Assessment", International Journal of HVAC&R Research, 18, (1-2), pp. 252-263
  • William P Bahnfleth, 2011, "UVGI in Air Handlers", ASHRAE Journal, 53, (4), pp. 70-72
  • T. A. Reddy, S. Snyder, J. Bem and William P Bahnfleth, 2011, "Analysis tools and guidance documents for evaluating and reducing vulnerability of buildings to airborne threats: part 2- comparison of tools", ASHRAE Transactions, 117, (1), pp. 9
  • T. A. Reddy, S. Snyder, J. Bem and William P Bahnfleth, 2011, "Analysis tools and guidance documents for evaluating and reducing vulnerability of buildings to airborne threats: part 1- literature review", ASHRAE Transactions, 117, (1), pp. 9
  • W. Kowalski, William P Bahnfleth and M. Hernandez, 2009, "A genomic model for the ultraviolet susceptibility of viruses", IUVA News, 11, (2), pp. 15-28
  • J. Jeong, J. Bem, William P Bahnfleth, J. Freihaut and B. Thran, 2009, "Critical review of aerosol particle transport models for building HVAC ducts", ASCE Journal of Architectural Engineering, 15, (3), pp. 74-83
  • J. Lau, William P Bahnfleth and W. Freihaut, 2009, "Estimating the effects of ambient conditions on the performance of UVGI air cleaners", Building and Environment, 44, (7), pp. 1362-1370
  • Y.-J. Yoon, M. Moeck, R. Mistrick and William P Bahnfleth, 2008, "How much energy do different toplighting strategies save?", ASCE Journal of Architectural Engineering, 14, (4), pp. 101-110
  • William P Bahnfleth, J. Lau and J. Freihaut, 2008, "Wind chill effects on germicidal ultraviolet lamps", ASHRAE IAQ Applications, 9, (4), pp. 11-13
  • S. Martin, C. Dunn, J. Freihaut, William P Bahnfleth, J. Lau and A. Nedeljkovic-Davidovic, 2008, "Ultraviolet germicidal irradiation: current best practices", ASHRAE Journal, 50, (8), pp. 28-36
  • B. Hu, J. Freihaut, William P Bahnfleth and B. Thran, 2008, "Measurements and factorial analysis of micron-sized particle adhesion force to indoor flooring materials by electrostatic detachment method", Aerosol Science and Technology, 42, (7), pp. 513-520
  • J. W. Jeong, J. Firrantello, William P Bahnfleth, J. Freihaut and A. Musser, 2008, "Case studies of building envelope leakage measurement using an air-handler fan pressurization approach", Building Services Engineering Research and Technology, 29, (2), pp. 137-155
  • J.-W. Jeong, J. Firrantello, J. Freihaut, William P Bahnfleth and A. Musser, 2008, "Feasibility of wireless measurements for semi-empirical multizone airflow model tuning", Building and Environment, 43, (0), pp. 1507-1520
  • C. Gomes, J. Freihaut and William P Bahnfleth, 2007, "Resuspension of allergen-containing particles under mechanical and aerodynamic disturbances from human walking", Atmospheric Environment, 41, pp. 5257-5270
  • B. Hu, J. Freihaut, William P Bahnfleth, P. Aumpansub and B. Thran, 2007, "Modeling the influence of human activity on particle resuspension and dispersion in a multizone indoor environment with HVAC system", ASCE Journal of Architectural Engineering, 13, (4), pp. 187-193
  • J. Firrantello, P. Aumpansub, William P Bahnfleth, B. Hu, J. Freihaut, B. Thran and S. Hutchens, 2007, "Effects of HVAC system and building characteristics on exposure of occupants to short duration point source aerosol releases", ASCE Journal of Architectural Engineering, 13, (2), pp. 84-94
  • T. A. Reddy and William P Bahnfleth, 2007, "Requirements for a probabilistic risk-based decision methodology for reducing vulnerability of building occupants to extreme IAQ events", ASHRAE Transactions, 113, (1), pp. 281-295
  • J. Firrantello, William P Bahnfleth, A. Musser, J. Freihaut and J.-W. Jeong, 2007, "Use of factorial sensitivity analysis in multizone airflow model tuning", ASHRAE Transactions, 113, (1), pp. 642-651
  • William P Bahnfleth and E. Peyer, 2006, "Energy use and economic comparison of chilled water pumping alternatives", ASHRAE Transactions, 112, (2), pp. 198-208
  • Y.-J. Yoon, M. Moeck, R. Mistrick and William P Bahnfleth, 2006, "Optimal daylight factor for energy-efficient toplighting system", ASHRAE Transactions, 112, (2), pp. 622-632
  • William P Bahnfleth, T. Brennan, H. Burroughs, C. Davidson, W. Delp, D. Ensor, R. Gomory, P. Olsiewski, J. Samet, W. Smith, A. Streifel, R. White, J. Woods, P. Hitchcock, M. Mair, T. Inglesby, J. Gross, D. Henderson, T. O'Toole and J. Ahern-Seronde, 2006, "Reducing exposure to aerosolized infectious agents in a building; recommendations of the Working Group on HVAC Systems to Reduce Risks Posed by Biological Attacks", Biosecurity and Bioterrorism: Biodefense Strategy, Practice, and Science, 4, (1), pp. 1-15
  • William P Bahnfleth and W. Kowalski, 2005, "Indoor air quality: issues and resolutions", HPAC Engineering, 77, (6), pp. 6-12
  • W. Kowalski, William P Bahnfleth and R. Mistrick, 2005, "A specular model for UVGI air disinfection systems", IUVA News, 7, (1), pp. 19-26
  • William P Bahnfleth and J. Song, 2005, "Constant flow rate charging characteristics of a full-scale stratified chilled water storage tank with double-ring slotted pipe diffusers", Applied Thermal Engineering, 25, (17-18), pp. 3067-3082
  • William P Bahnfleth, G. McLeod and S. Bowins, 2003, "Chilled water storage in Western Australia", ASHRAE Transactions
  • W. Kowalski, William P Bahnfleth, B. Striebig and T. Whittam, 2003, "Demonstration of a hermetic airborne ozone disinfection system: studies on e. coli", American Industrial Hygiene Association Journal
  • W. Kowalski, William P Bahnfleth and A. Musser, 2003, "Modeling bioterrorism defense systems in a commercial office building", ASCE Journal of Architectural Engineering
  • J. W. Jeong, S. Mumma and William P Bahnfleth, 2003, "Energy conservation benefits of a dedicated outdoor air system with parallel sensible cooling by ceiling radiant panels", ASHRAE Transactions
  • W. Kowalski, William P Bahnfleth and W. Rosenberger, 2003, "Dimensional analysis of UVGI air disinfection systems", International Journal of HVAC&R Research
  • William P Bahnfleth, J. Song and J. Cimbala, 2003, "Measured and modeled charing of a stratified chilled water thermal storage tank with slotted pipe diffusers", International Journal of HVAC&R Research
  • W. Kowalski and William P Bahnfleth, 2003, "Immune building technology and bioterrorism", HPAC Engineering
  • W. Kowalski and William P Bahnfleth, 2003, "Filtration of airborne microorganisms", AirConditioning and Refrigeration Journal
  • William P Bahnfleth, 2003, "HVAC education: you are what you teach", HPAC Engineering

Conference Proceedings

  • Zheng Cheng, Lingling Li and William P Bahnfleth, 2016, "Natural ventilation potential for gymnasia – Case study of ventilation and comfort in a multisport facility in northeastern United States", pp. 8
  • William P Bahnfleth, 2016, "Does an AHU-installed UVGI System Enhance the Heat and Mass Transfer Performance of a Cooling Coil in a Hot and Humid Climate?", pp. 6
  • Yi Wang, C Sekhar, William P Bahnfleth, D Cheong and J Firrantello, 2016, "Effects of Ultraviolet Germicidal Irradiation on Reducing Air-side Pressure Drop for a Cooling Coil in a Hot and Humid Climate", pp. 5
  • Joseph Firrantello and William P Bahnfleth, 2016, "Modeling Monetization of Collateral IAQ Improvements from UVGI for Coil Cleaning", pp. 8
  • C Sekhar, L T Soh, V Goh, H M Yap, W Yi, R Gutierrez, L C Ng, D Cheong and William P Bahnfleth, 2016, "Disinfection Performance of an Ultraviolet Coil Irradiation System in a Hot and Humid Climate", pp. 8
  • C Marino, F Minichiello and William P Bahnfleth, 2015, "The influence of surface finishes on the energy demand of HVAC systems for existing buildings. 49th AiCARR International Conference (Historical and existing buildings: designing the retrofit)", pp. 17
  • S Lee, J DeGraw, William P Bahnfleth, R Leicht and J Messner, 2014, "BIM-Based Processes and Standardized Information Exchanges for Multizone Airflow Analysis", pp. 8
  • M Heidarinejad, M Dahlhausen, J Wentz, J Bin Li, M Wang, Y Sun, N Mattise, C Casey, J DeGraw, J Srebric, R Mistrick and William P Bahnfleth, 2014, "Web-Based Integration of Energy, Daylight, and Airflow Simulations to Facilitate Implementation of Energy Efficiency Measures", pp. 8
  • Y Wang, C Sekhar, William P Bahnfleth and S Karuppaiah, 2014, "Effectiveness of Ultraviolet Germicidal Irradiation (UVGI) Systems in Air Handling Units in Enhancing Energy Performance", pp. 7
  • S. Martin, Jr., E. Shogren, D. Blum, P. Kremer, William P Bahnfleth and J. Freihaut, 2012, "Development of a Dual-Collimation Batch Reactor for Determining Ultraviolet Inactivation Rate Constants (k-values) for Airborne Microorganisms", Healthy Buildings 2012, pp. 6
  • S. Martin, Jr., E. Shogren, D. Blum, P. Kremer, William P Bahnfleth and J. Freihaut, 2012, "A Novel Dual-Collimation Batch Reactor for Determination of Ultraviolet Inactivation Rate Constants for Microorganisms in Aqueous Suspensions", Healthy Buildings 2012
  • J. DeGraw, William P Bahnfleth and A. Musser, 2012, "Streamlined multizone model creation", SimBuild 2012, pp. 8
  • J. DeGraw, J. Firrantello* and William P Bahnfleth, 2012, "A methodology for assessing energy use and effectiveness of uvgi systems", Healthy Buildings 2012, pp. 6
  • J. DeGraw and William P Bahnfleth, 2011, "Influence of toxic load effects on indoor air contaminant exposure metrics", Indoor Air 2011 conference
  • J. DeGraw and William P Bahnfleth, 2011, "Automated evaluation of potential collective protection locations using multizone modeling", Indoor Air 2011 conference, pp. 6
  • J. Firrantello and William P Bahnfleth, 2011, "An Air Cleaner Effectiveness Approach to the Analysis of In-Duct UVGI Systems", Proceedings of Indoor Air 2011, pp. 6
  • S. Snyder, T. A. Reddy and William P Bahnfleth, 2011, "Investigation of CO2 Tracer Gas-Based Calibration of Multi-Zone Airflow Models", Proceedings of Indoor Air 2011, pp. 6
  • J. DeGraw and William P Bahnfleth, 2011, "Quantifying chemical/biological event severity with vulnerability-based performance metrics", Conference paper - ASHRAE Transactions, 117, (1), pp. 8
  • P. Saekow, William P Bahnfleth and P. Kremer, 2010, "Comparison of semi-quantitative and formal metrics for multizone air flow model quality assessment", Proceedings of IAQVEC 2010 (7th International Conference on Indoor Air Quality, Ventilation, and Energy Conservation), pp. 8
  • William P Bahnfleth, 2009, "Energy conservation in existing buildings: first priority for a sustainable energy future", Proceedings of AiCARR 47th International Conference, pp. 12
  • J. Lau, William P Bahnfleth and J. Freihaut, 2009, "UVC output dependence of low pressure mercury vapor lamps in parallel and cross flow on air temperature and velocity", Proceedings of Healthy Buildings 2009, pp. 4
  • William P Bahnfleth, B. Lee, J. Lau and J. Freihaut, 2009, "Annual simulation of in-duct ultraviolet germicidal irradiation system performance", Proceedings of Building Simulation 2009, The 11th International Building Performance Simulation Association Conference and Exhibition, pp. 8
  • B. Lee, William P Bahnfleth and K. Auer, 2009, "Life-cycle cost simulation of in-duct ultraviolet germicidal irradiation systems", Proceedings of Building Simulation 2009, the 11th International Building Performance Simulation Association Conference and Exhibition, pp. 8
  • D. McWhirter and William P Bahnfleth, 2009, "Tracer gas studies of return air system influence on distribution of localized short duration indoor contaminant releases", Proceedings of ROOMVENT 2009 (11th International Conference on Air Distribution in Rooms), pp. 8
  • C. Gomes, J. Freihaut, William P Bahnfleth and J. Rosenberger, 2008, "Resuspension rates of carrier particle mediated indoor contaminants in the 0.5-10 micron regime", Indoor Air 2008 (11th International Conference on Indoor Air Quality and Climate), pp. 8
  • J. Lau, William P Bahnfleth, R. Mistrick, P. Kremer and J. Freihaut, 2008, "Modeling and experimental validation of the irradiance distribution in an in-duct UVGI device", Indoor Air 2008 (11th International Conference on Indoor Air Quality and Climate), pp. 7
  • J. Lau, William P Bahnfleth, P. Kremer and J. Freihaut, 2008, "Investigation of surface temperature distributions of UVC lamps under variable flow conditions using infrared camera measurements", Indoor Air 2008 (11th International Conference on Indoor Air Quality and Climate), pp. 8
  • J. Lau, William P Bahnfleth and J. Freihaut, 2007, "Estimating the effects of ambient conditions and aging on the performance of UVGI air cleaners", Proceedings of IAQVEC 2007 (6th International Conference on Indoor Air Quality, Ventilation, and Energy Conservation in Buildings), pp. 8
  • J. Lau, William P Bahnfleth and J. Freihaut, 2007, "Predicted performance of in-duct UVGI systems under variable operating conditions", Proceedings of IAQ 2007-Healthy and Sustainable Buildings
  • J. Firrantello, William P Bahnfleth, J. Jeong, A. Musser and J. Freihaut, 2007, "Field testing of a semi-empirical multizone airflow model calibration method", Proc. Clima 2007 - WellBeing Indoors (9th REHVA World Congress)
  • C. Gomes, B. Hu, William P Bahnfleth and J. Freihaut, 2007, "Production of characterized, air suspendable, dusts containing common indoor allergens for inhalation exposure research", Proc. Clima 2007 - WellBeing Indoors (9th REHVA World Congress)
  • Y. Yoon, R. Mistrick, M. Moeck and William P Bahnfleth, 2007, "Optimization of energy-efficient toplighting systems and comparison to LEED criteria", Proceedings of the IESNA Annual Conference
  • B. Hu, J. Freihaut, William P Bahnfleth and B. Thran, 2006, "Simulating transient particle deposition/re-suspension in indoor environments", Proc. Third International Building Physics Conference,, pp. 7
  • William P Bahnfleth, P. Aumpansub, T. A. Reddy and J. Freihaut, 2006, "Methodology for quantitative evaluation of control measures for indoor air contaminants", Proceedings of Indoor Environmental Quality - Problems, Research, and Solutions (co-sponsored by Air and Waste Management Association and U.S. EPA), pp. 19
  • C. Gomes, B. Hu, J. Freihaut and William P Bahnfleth, 2006, "Surface-to-air suspension behavior of allergen-containing particles in indoor environments", Proceedings of Indoor Environmental Quality - Problems, Research, and Solutions (co-sponsored by Air and Waste Management Association and U.S. EPA), pp. 28
  • William P Bahnfleth, W. Kowalski and J. Freihaut, 2005, "Standards and guidelines for UVGI air treatment systems", Proceedings of Indoor Air 2005 (10th International Conference on Indoor Air Quality and Climate), pp. 3464-3468
  • B. Hu, J. Freihaut, C. Gomes, William P Bahnfleth and B. Thran, 2005, "Literature review and parametric study: indoor particle resuspension by human activity", Proceedings of Indoor Air 2005 (10th International Conference on Indoor Air Quality and Climate), pp. 1541-1545
  • C. Gomes, J. Freihaut and William P Bahnfleth, 2005, "Resuspension of allergen-containing particles under mechanical and aerodynamic disturbances from human walking - introduction to an experimental controlled methodology", Proceedings of Indoor Air 2005 (10th International Conference on Indoor Air Quality and Climate), pp. 1445-1449
  • J. Firrantello, William P Bahnfleth, A. Musser, J. Freihaut and J.-W. Jeong, 2005, "Application of sensitivity analysis to multizone airflow model tuning", Proceedings of Clima 2005 (8th REHVA World Congress), pp. 6
  • William P Bahnfleth and J. Volchek, 2003, "Security as a design parameter for heating, ventilation and air-conditioning systems", Proceedings of the 21st IIR International Congresss on Refrigeration
  • William P Bahnfleth and E. Peyer, 2003, "Energy use characteristics of variable primary flow chilled water pumping systems", Proceedings of the 21st IIR International Congress on Refrigeration

Abstracts

Manuscripts

  • William P Bahnfleth, , "Reducing the vulnerability of buildings to airborne threats: a review of recent guidance documents", Homeland Security for Buildings, supplement to HPAC Engineering
  • William P Bahnfleth and E. Peyer, , "Varying views on variable flow chilled water systems", HPAC Engineering
  • William P Bahnfleth, , "Reducing Building Vulnerability: Recent Guidance Documents", HPAC Engineering
  • William P Bahnfleth, P. Saekow*, J. Firrantello* and P. Kremer, , "Comparison of semi-quantitative and formal metrics for multizone air flow model quality assessment", International Journal of HVAC&R Research

Other

  • W. Kowalski, William P Bahnfleth and M. Hernandez, 2009, "A genomic model for the prediction of ultraviolet susceptibility for viruses and bacteria", pp. 28
  • W. Kowalski, William P Bahnfleth and M. Hernandez, 2009, "A genomic model for the prediction of ultraviolet inactivation rate constants for RNA and DNA viruses", pp. 28
  • C. Gomes, J. Freihaut, William P Bahnfleth and M. Chapman, 2008, "A quantitative investigation of coupled effects of particle size and humidity on the aerosolisation of allergen-containing particles produced from milling of natural materials", 64
  • J. Freihaut, C. Gomes, William P Bahnfleth, B. Hu, A. Salapatek, S. McCue, L. Nimraj, V. Walsh, P. Patel, M. Chapman and B. Thran, 2008, "Mechanical and aerodynamic dispersion properties of indoor allergen carrier particles produced from natural materials"
  • G. Partridge Jr., N. Javeed, J. Freihaut and William P Bahnfleth, 2005, "Chemical vapor/aerosol exposure dose modeling for the human respiratory system (poster)"
  • W. Kowalski and William P Bahnfleth, 2003, "Proposed Standards and Guidelines for UVGI Air Disinfection"
  • William P Bahnfleth, J. Freihaut and W. Kowalski, 2003, "Elements of risk-based design of safe and health building systems"

Research Projects

  • January 2015 - May 2016, "Field Measurements and Modeling of UVC Cooling Coil Irradiation for HVAC Energy Use Reduction (1738-URP)," (Sponsor: ASHRAE).
  • February 2011 - December 2015, "DOE Hub for Energy Efficient Building Research - Greater Philadelphia Innovation Cluster (GPIC)," (Sponsor: U.S. Department of Energy).
  • May 2004 - July 2010, "Rapid Semi-Empirical Tool for Estimating Air Flow in Facilities - TSWG Task T-PR-1984 Optional Tasks 14, 15, 16," (Sponsor: U.S. Department of the Army).
  •   -  , "Development and Benchmarking of a Full-Scale Desiccant Dehumidifier Prototype Utilizing Microwave for Desiccant Regeneration and Inactivation of Airborne Microorganisms," (Sponsor: Penn State Institutes of Energy and Environment (seed grant program)).

Honors and Awards

  • World-Class Engineering Faculty Award, Penn State Engineering Alumni Society, 2016
  • ASHRAE Distinguished Lecturer, ASHRAE, June 2009
  • Fellow, American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), ASHRAE, January 2005
  • Fellow, American Society of Mechanical Engineers, 2012
  • Fellow, International Society of Indoor Air Quality and Climate (ISIAQ), 2016

Service

Service to Penn State:

  • Committee Member, College of Engineering Promotion and Tenure Committee, Penn State, August 2015 - July 2017
  • Chairperson, Sustainable Building Energy Systems Faculty Search Advisory Committee, September 2016 - January 2017
  • Committee Member, Subcommittee for Energy Systems/Grids/Energy Storage, Penn State, November 2015 - December 2015
  • , Study Abroad Committee, January 2014 - January 2015
  • Member, Promotion and Tenure Committee, August 2014 - August 2015
  • Member, Scholarships and Awards Committee, August 2014 - August 2015
  • Chairperson, Instructional Equipment and Resources Committee, February 1995
  • Advisor, ASHRAE, August 1995

Service to External Organizations:

  • Advisor, Department Academic Advisor, Hong Kong Polytechnic University, Department of Building Services, August 2016 - July 2019
  • Committee Member, ISHVAC 2017 Conference International Scientific Committee, July 2016 - October 2017
  • , ASHRAE Environmental Health Committee, 2014 - 2017
  • , ASHRAE Planning Committee - Consultant to Strategic Plan Globalization Subcommittee, August 2014 - July 2017
  • , ASHRAE Associate Societies Alliance, August 2009 - July 2017
  • Committee Member, Hong Kong Polytechnic University, Department of Building Services, August 2011 - May 2017
  • , ASHRAE Cima 2016 Advisory Committee, 2013 - 2016
  • Chairperson, ASHRAE Grassroots Government Advocacy Committee, 2015 - 2016
  • Committee Member, IAQVEC 2016 Conference International Scientific Committee, January 2015 - October 2016
  • Chairperson, ASHRAE IAQ 2016 Conference, July 2014 - September 2016
  • , Hong Kong Polytechnic University, Department of Building Services, 2010 - 2016
  • Committee Member, CLIMA 2016 Conference International Scientific Committee/Student Competition Jury, December 2013 - May 2015
  • Chairperson, June 2015
  • Advisor, Iowa Energy Center Technical Advisory Group for Building Energy Efficiency, September 2011 - December 2012
  • , Validated Sampling Plan Working Group, Integrated Consortium of Laboratory Networks (consortium of 11 federal agancies and 5 national laboratory networks led by Department of Homeland Security). Peer review committee., October 2007 - 2010
  • Advisor, ASHRAE Technical Committee 2.9 (Task Group 2.UVAS) Ultraviolet Air and Surface Treatment., January 2005
  • Chairperson, ASHRAE Technical Committee District Energy, January 1990
  • Committee Member, ASHRAE Technical Committee Critical Facilities, January 1996
  • Committee Member, ASHRAE Technical Committee Hydronic & Steam Equipmt & Sys, January 2003
  • Committee Member, ASHRAE Bldg. Safety & Security Position Document Cmt., January 2007
  • , ASHRAE Indoor Air Quality Position Document Committee, 2014
  • , ASHRAE Nominating Committee, 2014
  • , ASHRAE Technical Committee 4.2 Weather Information, January 1989
  • Chairperson, ASHRAE Technical Committee 4.7 Energy Calculations, Standards Subcommittee, Program Subcommittee, August 1996
  • , ASHRAE Technical Committee 6.9 Thermal Storage, 1990
  • , ASHRAE Technical Committee 9.12 Tall Buildings, January 1996
  • Advisory Board MemberFresh-Aire UV (a manufacturer of ultraviolet air and surface disinfection products), 2015
 


 

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