Low-GWP Refrigerants: Options and Issues

Piotr A. Domanski, Ph.D.

HVAC&R Equipment Performance Group Leader, National Institute of Standards and Technology, US

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Dr. Piotr A. Domanski works at the National Institute of Standards and Technology, Gaithersburg, MD, USA where he leads the HVAC&R Equipment Performance Group. He is internationally recognized for his work on modeling of air-conditioning equipment and research of alternative refrigerants. His current interests include advanced simulation models, evolutionary computation-based optimization methods, automated commissioning, and fault detection and diagnostics with the goal to improve the performance of air-conditioners and heat pumps for application in both current and net-zero structures.

Dr. Piotr A. Domanski is an active member of the International Institute of Refrigeration (IIR) and ASHRAE. Currently, he serves as the President of the IIR Science and Technology Council. Among several ASHRAE committee assignments, he is a past member of ASHRAE Research Administration Committee and ASHRAE Standards Committee. He chaired the 1997 ASHRAE/NIST Refrigerants Conference, and he co-chaired the 2009 3rd IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants, and the 2012 ASHRAE/NIST Refrigerants Conference. He also served as the Regional Editor for the Americas of the Int. Journal of Refrigeration. He is an ASHRAE Fellow, and a recipient of the 2003 IIR Science and Technology Medal, the 2016 Award for Engineering Sciences from the Washington Academy of Sciences, and the 2017 Gold Medal for Scientific/Engineering Achievement from the U.S. Department of Commerce.

Approaches to Energy Efficiency in Air conditioning: Innovative processes and thermodynamics

Professor Kim Choon NG

Professor, King Abdullah University of Science & technology (KAUST), Saudi Arabia

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Professor Kim Choon NG obtained his BSc. and PhD from the Strathclyde University (UK) in 1975 and 1980, respectively, and joined the ME Dept. of NUS in 1981. In July 2015, he moved to the Water Desalination and Reuse Centre of the King Abdullah University of Science & technology (KAUST), Saudi Arabia as a full-time faculty. His research interests are in adsorption cooling and air conditioning, seawater desalination, co-generation power systems analysis and testing. He is keen reader of energy efficiency and its thermodynamics relation to unit cost of resource. He has over two hundreds peer reviewed journals and conference publications. He is active in professional services, serving as associate editors in three international journals and a sub-committee member of the examination sub-committee of the Professional Engineers Board of Singapore. He is a visiting professor to the World Class University (WCU) programme of Jeju National University, Korea from 2008-2013. He has published 3 books, 7 book chapters and 13 patents. Based on his patents, he has started 3 spin-off companies with licenses from NUS and KAUST. His H-index factor is 47, total citations in publication is 6908.

Development of large-scale cryogenic air separation systems in China

Professor Limin Qiu

Chang Jiang Chair Professor/ Cryogenic Group Leader/ Dean of Qiushi College, Zhejiang University, China

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Prof. Limin QIU, Chang Jiang Chair Professor has been the leader of the Cryogenic Group at Zhejiang University, China since 2001 and a teacher there since 1997. He conducts research and teaching on cryogenic engineering, especially in pulse tube cryocooler, thermoacoustics, cryogenic heat transfer, large-scale gas liquefaction & separation, and electronics cooling. He has published over 200 Journal papers and 60 International Conference Papers, including some on ICEC, CEC, ICR and ICC. He is the holder of more than 150 China patents. He worked as a visiting scholar, Humboldt Fellow or guest professor in Osaka City University, Japan; University of Giessen, Germany; National Institute for Fusion Science (NIFS), Japan; University of Wisconsin, USA; University of Twente, the Netherlands and National Lab of High Magnetic Field (NLHMF), USA.

He has received several international and domestic awards including: Karl von Linde Prize, International Institute of Refrigeration (IIR), 1999; Alexander von Humboldt Fellowship, Alexander von Humboldt Foundation, Germany, 2000; Top 100 excellent doctoral thesis, Department of Education, China, 2000; the second grade Award of science and technology progresses, Department of Education, China, 2004 and 2013; Award of science and technology progresses for the youth, Chinese Association of Refrigeration, 2005; the first grade Award of science and technology progresses, Zhejiang Province, 2006; Natural Science Funds for Distinguished Young Scholar, 2008 and national award of technology and invention, 2014.

Prof. Qiu serves as the dean of Qiushi College, Zhejing University started from 2017. He was the executive dean, Chu Kochen Honors college, Zhejiang University (2013-2017). He was the vice dean, Department of Energy Engineering, Zhejiang University from 2009 to 2013. He is the vice director of Commission of Cryogenic Engineering, Chinese Association of Refrigeration (CAR) and Commission Thermodynamics, Chinese Association of Engineering Thermophysics. He has been serving on the vice president of the Commission A2 (Gas Liquefaction and Separation) of International Institute of Refrigeration from 2007-2015 and the board member of International Cryocooler Conference (ICC) from 2010-2016. He has been involved with the organization of the International Conference on Cryogenics and Refrigeration (ICCR) since 2003, serving as co-chairman for ICCR 2013, ICCR 2018 and for ACASC 2015. He will be the chairman for the coming ICEC 2020 held in Hangzhou, China.

A study on refrigerant leak and frost detection for a refrigeration system

Professor Min Soo KIM

Department of Mechanical and Aerospace Engineering, Seoul National University, Korea President, 

Korean National Committee of IIR 

Member, The National Academy of Engineering of Korea

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Professor Min Soo KIM is currently a professor at Department of Mechanical and Aerospace Engineering in Seoul National University. He received his B.S., M.S. and Ph.D. degrees Department of Mechanical Eng. In Seoul National University in 1985, 1987 and 1991 respectively. Before joining Seoul National University in 1994, he was a Guest Researcher in National Institute of Standards and Technology (NIST). He was the Policy Advisor to Minister in the Ministry of Education, Science and Technology in 2010, member of Presidential Advisory Council on Education, Science & Technology in 2011-2013. Currently, he is the president of Korean National Committee of IIR, Co-Chairperson of Heat Pump Industry Forum and member of The National Academy of Engineering of Korea.

His research interests were in the refrigeration control & system and fuel cell system. He currently leads the His publications include more than 206 international and domestic papers, 350 international and domestic papers, 29 patents registered and 1 coauthored book. Due to his contribution, he was awarded the Outstanding Academic Award by Society of Air-conditioning and Refrigerating Engineers of Korea in 2006, Nam-Heon Academic Award by Korean Society of Mechanical Engineers in 2009, Asian Academic Award by SAREK/CAR/JSRAE in 2012, Outstanding Academic Award by Korean Society of Mechanical Engineers (KSME) in 2013, Han-Song Award by Society of Air-conditioning and Refrigerating Engineers of Korea in 2014.

Performance Potential of Refrigeration Cycles

Professor Reinhard Radermacher

Minta Martin Professor of Engineering/ Professor of Mechanical Engineering/ Director of the Center for Environmental Energy Engineering (CEEE), University of Maryland, US

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Reinhard Radermacher is Minta Martin Professor of Engineering, Professor of Mechanical Engineering, and Director of the Center for Environmental Energy Engineering (CEEE) at the University of Maryland. He conducts research in heat transfer and working fluids for energy conversion systems. His work resulted in more than 400 publications, 12 patents, and three books. He was awarded the Institute of Refrigeration J&E Hall Gold Medal and the Gustav Lorentzen Medal for his innovation and development in the field of refrigeration. He is Fellow ASHRAE, and serves as the Editor-in-Chief of Science and Technology for the Built Environment.

Chemisorption kinetics of consolidated composite sorbents and its application for freezing trucks and de-NOx processes

Professor Liwei Wang

Professor/Vice dean of Mechanical Engineering School, Shanghai Jiao Tong University, China

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Prof. Liwei WANG (L.W. Wang) had gotten her PhD degree in Shanghai Jiao Tong University (SJTU) in 2005. After that she worked in SJTU for five years. Then she worked in the Warwick University as a Research Fellow for the Royal Society International Incoming Fellowship in 2010, and worked in the Newcastle University for one year (Dec. 2010 to Dec. 2011) as a Research Fellow that was founded by the EU Marie Curie International Incoming Fellowship. She was promoted to the professor in SJTU in 2013, and was selected as the vice dean of the Mechanical Engineering School in 2017.

The research experience of Prof. Wang mainly focuses on the conversion of low grade heat with the technology of sorption. She studied the anisotropic thermal conductivity and permeability of compact expanded graphite, developed the thermal conductive consolidated sorbents for refrigeration, designed the physical and composite solid sorption systems for fishing boats and trucks, proposed a new idea for the solid sorption deep freezing cycle, and investigated the new resorption cycle, pumpless ORC, and ammonia-H2O cycle for electricity generation.

She has published over 90 papers in international journals, published 2 books, contributed to 2 books and obtained 15 invention patents. She has given 24 lectures in national and international conferences, including 8 keynote national and international lectures.

On the research and education she had gotten numerous awards, such as the China Youth Science and Technology Award, National Second Award for the Natural Science Research, the National 100 Outstanding PhD Theses, IIR Young Researchers Award, First Award for Natural Science Research in Shanghai City of China, Royal Society International Incoming Fellowship in UK, EU Marie Curie International Incoming Fellowship, the First Award of SJTU for Excellent Teachers, the title of Excellent Class Advisors for Undergraduates in SJTU, etc..

Recent Advances in Modeling of Condensation and Freezing Phenomena

Professor Ping Cheng

Chair Professor, School of Mechanical Engineering at Shanghai Jiaotong University, 

China Academician of Chinese Academy of Sciences

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Dr. Ping Cheng, an Academician of Chinese Academy of Sciences, is a Chair Professor in School of Mechanical Engineering at Shanghai Jiaotong University. Prior to his present position, he served as Chairman of Mechanical Department at University of Hawaii (1989-1994) and Head of Mechanical Engineering Department at Hong Kong University of Science and Technology (1995-2002).

Prof. Cheng obtained his Ph.D. in Aeronautics and Astronautics from Stanford University. He has been active in research work in porous-media heat transfer, microscale heat transfer, boiling/condensation heat transfer, and radiative heat transfer. A Fellow of American Society of Mechanical Engineers（ASME）and American Institute of Aeronautics and Astronautics (AIAA), Prof. Cheng has received many international honors, including 2006 ASME/AIChE Max Jakob Memorial Award - the highest honor in the field of heat transfer.

Prof. Cheng is serving as Editors for International J. of Heat & Mass Transfer and International Communication on Heat & Mass Transfer. He is also on the editorial boards of 14 other international heat transfer and energy journals. He will be the Chair of the 16th International Heat Transfer Conference to be held in Beijing in 2018.

New Development of VRF System Utilizing the Big Data Technology

Liu Hua

Vice Chief Engineer of GREE Electric Appliances, INC, and Vice Director of State Key Lab of Air-Conditioning Equipment and System Energy Conservation

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Liu Hua is the Vice Chief Engineer of GREE Electric Appliances, INC, and Vice Director of State Key Lab of Air-Conditioning Equipment and System Energy Conservation. He has been appointed as the Member of Heat Pump Committee of National HVAC Society, and the Member of Editorial Board of Chinese Journal of Refrigeration Technology. He graduates from Zhejiang University in 2003 with a master degree, and his major is Power Engineering and Engineering Thermodynamics. Since joining in GREE after graduation, his major research contributions are in key technologies of high efficiency compressors, high efficiency centrifugal heat pumps, photovoltaic direct-driven inverter centrifugal chillers, and temperature and humidity independent control system. He has developed a new type of Permanent-magnetic Synchronous Frequency-convertible Centrifugal Chiller in 2011, whose COP reaches 7.03 and IPLV reaches 11.68 (ARI condition). Due to his contributions to refrigeration, he has won the First Prize of Scientific and Technological Progress Award of the Chinese Association of Refrigeration in 2015. He has devoted himself to the research of optimized operation of central air-conditioning system, as well as operation analysis, optimized design and fault diagnosis of the VRF system based on the big data since 2015. He has received 32 authorized patents. And he has been honored to receive the Silver Award of Chinese Energy Conservation and Environmental Protection Innovative Application Competition, and One of the Hundred Outstanding HVAC Youth in 2017.

Review on Technology Advancement of Helium Refrigerator/ Liquefier: India & World

Dr. Tripti Sekhar Datta

Cryogenics and Applied Superconductivity Group of Inter University Accelerator Centre (IUAC)

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Dr. Tripti Sekhar Datta is the head of Cryogenics and Applied Superconductivity Group of Inter University Accelerator Centre ( IUAC). He did his M. Sc (Nuclear Physics) and M.Tech (Cryogenic Engineering) from Indian Institute of Technology, Kharagpur and obtained PhD. in Cryogenics from Jawaharlal Nehru University ( JNU) . His expertise is with the cryogenics for Accelerator and under his leadership, the required cryogenics, beam line cryomodule, liquid helium distribution line and cryogenics data acquisition system was developed for Superconducting Linear Accelerator Centre. Currently his focus is on applied superconductivity particularly on MRI Magnet and HTS wire for power application. He has more than 100 publication in International/ National/ proceedings.

At Present he is also the President, Indian Cryogenics Council (ICC) and recently he as Chair, Local Organizing Committee organized ICEC 26- ICMC 2016 in Delhi in 2016.. He is also member of International Editorial Advisory Board members for the Elsevier Journal “ Cryogenics”. He is the spokes person/ Member for the working Group “ Cryogenics , Cryomodule and Superconductivity for Accelerator” under Asian Committee for Future Accelerator (ACFA) and also Member of many International/ National committees related to the field of Cryogenics

Recent progress on thermally-driven oscillating-flow refrigeration and cryogenic systems

Professor Ercang Luo

Professor/ Head of CAS Key Laboratory of Cryogenics, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences

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Prof. Ercang Luo was born in 1967, and is now working at the Technical Institute of Physics and Chemistry (TIPC), Chinese Academy of Sciences (CAS). He obtained his Bachelor degree from the Department of Thermal Energy of Tsinghua University in 1990 and his Ph.D. degree from the Cryogenic Laboratory of Chinese Academy of Sciences in 1997. Then, he joined the Cryogenic Laboratory of CAS as a research scientist, and was promoted a full professor of TIPC/CAS in 2001. In 2006, he was selected the outstanding young scholar of the National Natural Sciences Foundation of China. Since 2009 he has been the head of CAS Key Laboratory of Cryogenics. In 2015, he was elected to be the deputy director of TIPC/CAS. His R&D activities are mainly involved with various refrigeration technologies including mixed-gas Joule-Thomson refrigerator, pulse tube cryocooler and thermoacoustically-driven refrigerator, etc. Also, he has been investigating and developing thermoacoustic electrical generator by using solar energy and industrial waste heat in recent years. Prof.Luo has published over 300 peer-reviewed international journal or conference papers and has been issued over 100 patents. He has received several awards, including a Silver Medal of China National Technology Invention Prize in 2006 and the Hugangfu Prize of Chinese Association of Physics in 2007.

Magnetic Regenerator Materials and 4 K Cryocoolers

Rui Li, Ph.D.

Senior scientist/ Leader on cryocooler research and development, Sumitomo Heavy Industries, Japan

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Dr. Rui Li, a senior scientist at Sumitomo Heavy Industries, Ltd., Tokyo, JAPAN, where　he is a leader on cryocooler research and development near 30 years at the Cryogenics Department. After he graduated from Zhejiang University in 1982, he entered Tokyo Institute of Technology and received his Ph. D in science in 1990. In the same year, he joined the Cryogenics Group of the Research and Development Center of Sumitomo Heavy Industries, Ltd. He is an expert on magnetic regenerator materials and 4K Gifford-McMahon (GM) cryocoolers. He has published more than 110 papers and applied more than 40 patents. His research interests range related to cryocooler fundamentals, cryocooler engineering, and the applications of cryocooler on applied superconductivity. He is an adjunct professor at YOKOHAMA National University. He is a board member of the Steering Committee of the Cryogenics and Superconductivity Society of Japan and a member of the Japan Society of Refrigerating and Air Conditioning Engineers.

New adsorptive cycles for upgrading the ambient heat: principles, adsorbents, prototype testing

Professor Yuri Aristov

Professor of Physical Chemistry, Head of Group of Energy Accumulating Materials and Processes, Boreskov Institute of Catalysis (BIC), Russia

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Professor Yuri Aristov received his BSc and MSc in Mechanochemistry from the Moscow Physico-Technical Institute (1977), PhD in Catalysis (1984) and Doctoral Degree in Energy Storage/Transformation (2003) from the Boreskov Institute of Catalysis (BIC), Novosibirsk, Russia. For ten years he was an Associate Professor and a Lecturer at Novosibirsk State University. Currently he is Professor of Physical Chemistry (2007) and Head of Group of Energy Accumulating Materials and Processes at BIC.

Professor Aristov was a Visiting Researcher/Professor at CNR Institute of Advanced Technologies for Energy (Italy), Institute of Chemical Engineering (Poland), University of Warwick (UK), RWTH-Aachen (Germany) and Tokyo Institute of Technology (Japan). He is a member of the Editorial Board of the Journal "Future Cities and Environment" (Springer). Professor Aristov (with co-authors) received the Koptug Memorial Award of the Russian Academy of Sciences on the sorption heat transformation technologies and apparatuses (2013).

His research interests were in the field of radiation chemistry, low temperature electron tunneling, fractal analysis of porous solids, thermochemical heat storage. He is currently working on adsorptive systems for transformation of low temperature heat as well as on novel composite sorbents for heat storage, gas drying, maintaining relative humidity, regeneration of heat and moisture in ventilation system, etc. He is an author of 220 papers in peer-reviewed journals (cited in Scopus about 4,000 times, h-factor = 36), 28 patents, 8 book chapters and 1 book.

Development of a Compact Gas-Fired Carbon-Ammonia Adsorption Heat Pump

Prof Robert E. Critoph

Director of i-STUTE, School of Engineering, University of Warwick, UK

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Prof Critoph originally graduated in Aeronautical Engineering from the University of Southampton and later obtained his PhD on Energy Analysis of the UK iron and steel industry from Southampton. After a post-doctoral position at the Energy Research Group of the Open University, where he was responsible for the design and test of a gas engine driven heat pump be moved to Warwick as a lecturer in 1979.

He is Director of i-STUTE (interdisciplinary centre for Storage, Transformation and Upgrading of Thermal Energy, a £5M project funded by RCUK. He has been appointed by the Department of Energy and Climate Change (DECC) to represent the UK on the International Energy Agency Heat Pump Annex 43 ‘Thermally driven heat pumps’ and is author of three DECC reports on gas heat pumps. He was previously Head of the Civil and Mechanical Engineering Division (27 academic staff) and ran the EPSRC ‘Thermal Energy Conversion, Conservation and Storage’ network linking the UK, China and Japan. He has worked on adsorption heat pump and refrigeration systems since 1982, published over 100 papers (h-index of 27), 2 book chapters, 5 patents and managed contracts worth £17M for industry, government and the EU.

Natural Working Fluids in Refrigeration and Heat Pump System in Norway

Professor Trygve M. Eikevik

Department of Energy and Process Engineering, Norwegian University of Science and Technology

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Professor Trygve M. Eikevik is graduated from Norwegian Institute of Technology (NTH) within Mechanical Engineering in 1979. Has been working in research and development in the refrigeration and heat pump area in SINTEF Energy since 1980 in different positions, and from 1995 as Research Director within refrigeration and air conditioning. From 2005 as full professor at Norwegian University of Science and Technology with focus on refrigeration, heat pumps, food processing and energy efficiency in industry. He has more than 150 publications in international journals and conferences, several chapters in books and 5 patents.

He is National representative in the Executive Committee of IIR. Fellow of of IIR, IIAR and ASHRAE. He has been President of the Norwegian Association of Refrigeration. He has received Prof. Arun Mujumdar Medal for “Drying Excellence” in 2009 and TEKNA award for contribution to the refrigeration society in Norway in 2016. He is awarded honorary professor at Murmansk State Technical University in 2017.