Dr. Edwin Chi-Yan TSO

Ph.D. in Mechanical Engineering, The Hong Kong University of Science and Technology

Assistant Professor (School of Energy and Environment)
(On board soon)

Dr. Edwin Chi-Yan TSO

Contact Information

Email: chiytso@cityu.edu.hk

Research Interests

  • Adsorption Cooling/Dehumidification Systems
  • Passive Radiative Cooling;
  • Thermochromic Smart Windows
  • Energy and Built Environment
  • Thermal Rectification
  • Nanofluids Heat Transfer
  • Energy Efficient Systems
  • Thermal Management for High Performance Systems
  • Smart Green Buildings Technology

Dr. Tso received his Bachelor’s degree in Mechanical Engineering with 1st class honors, MPhil degree in Environmental Engineering and PhD degree in Mechanical Engineering from The Hong Kong University of Science and Technology (HKUST) in 2010, 2012 and 2015, respectively. During the period from Nov. 2014 to May 2015, Dr. Tso exchanged at the University of California, Berkeley as a Fulbright Visiting Research Scholar. From Sep. 2015 to Aug. 2016, he served as Research Associate at the Department of Mechanical and Aerospace Engineering (MAE), HKUST. From Sep. 2016 to Aug. 2018, he served as Research Assistant Professor at the MAE, HKUST and a Junior Fellow at the HKUST Jockey Club Institute for Advanced Study.

Dr. Tso joined the City University of Hong Kong as Assistant Professor in the School of Energy and Environment in Sep 2018. His research interest covers thermofluid, energy conversion in a built environment, particularly, in the fields of heat transfer, adsorption technology, thermal rectification, nanofluids, smart windows and passive radiative cooling using numerical simulations as well as advanced experimental techniques.

In early 2018, Dr. Tso has established a Massive Open Online Course (MOOC) named Introduction to Indoor Air Quality with Prof. Christopher Y.H. Chao (Dean of Engineering and Chair Professor of Mechanical Engineering, The University of Hong Kong) on Coursera. Besides, Dr. Tso is also active in entrepreneurship and technology transfer, and has obtained more than 5 patents and has been involved in setting up a start-up in 2012.

Research Interests:

Adsorption Cooling/Dehumidification Systems; Passive Radiative Cooling; Thermochromic Smart Windows; Energy and Built Environment; Thermal Rectification; Nanofluids Heat Transfer; Energy Efficient Systems; Thermal Management for High Performance Systems; Smart Green Buildings Technology.

Awards

  • PhD Research Excellence Award, School of Engineering, HKUST (2016)
  • Fulbright – Research Grant Council (RGC) Hong Kong Research Scholar Award (2015)
  • Sir Edward Youde Memorial Fellowship for Postgraduate Study (2014)
  • JEC Outstanding Engineering Project Award, Jardine Engineering Co., 2nd runner up (2013)
  • HKUST One Million Dollar Entrepreneurship Competition, 1st runner up (2012)
  • Hong Kong PhD Fellowship Award (2012)
  • Ove Arup Research Prize Award (2012)

RGC & ITF Research Projects

Funding Source

Period

Role

Title

General Research Fund (GRF) (16202517)

1-7-2017 to 30-6-2020
(On-going)

Principal Investigator

Electrostatic Charging of Coalescence-induced Jumping Droplets and its Application in a Nanofluid based Phase Change Thermal Diode

Collaborative Research Fund (CRF) (C6022-16G)

30-6-2017 to 29-6-2020
(On-going)

Co-Investigator

Study of Cooling Effect by Surface Treatment and its Application to Smart Green Buildings

Innovation and Technology Fund (ITF)
ITS/013/16

1-2-2017 to 31-7-2018 (On-going)

Deputy Project Coordinator

Development of a high-performance passive radiative cooler for buildings

Position(s) available

Graduate Students

  • Duties
    Conducting modeling and experimental research work on the topics of thermofluid, heat transfer, energy conversion in a built environment, smart windows and passive cooling technologies.

  • Requirements
    Effective writing and oral communication skills in English are essential. The candidates must have a Master’s or Bachelor’s degree in Mechanical Engineering, Energy Engineering, Building Services Engineering or a related field. Excellent undergraduate students are considered for Research Assistants. Candidates with solid modeling skills and rich experimental experiences are preferred.

  • Application
    Please send the CV and supporting documents to Dr. Tso at chiytso@cityu.edu.hk. Review of applications will begin immediately, and applications will be accepted until the position is filled. Successful applicants will receive competitive salary and benefits, commensurate with qualifications and experiences. Opportunities to attend conferences to present their research and interact with fellow researchers will also be offered. For more information, please email Dr. Tso. Only short-listed candidates will be contacted.

City University of Hong Kong is an equal opportunity employer and we are committed to the principle of diversity. We encourage applications from all qualified candidates, especially applicants who will enhance the diversity of our staff.

Journal Publications

  • L.Q. Zhu, C.Y. Tso, K.C. Chan, C.L. Wu, Christopher Y.H. Chao, J. Chen, W. He, and S.W. Luo, 2018. Enhancing the performance of an adsorption cooling system by utilizing a coated heat exchanger in the condenser. Science and Technology for the Built Environment (formerly HVAC&R Research Journal), In Press.
  • M.J. Song, C.Y. Tso*, C.Y.H. Chao, and C.L. Wu, 2018. Techno-economic analysis of novel frosting/defrosting operations for an air source heat pump unit with a multi-circuit outdoor coil. Energy and Building, 166 165-177.
  • L.Q. Zhu, C.Y. Tso, K.C. Chan, C.L. Wu, C.Y.H. Chao, J. Chen, W. He, and S.W. Luo, 2018. Experimental investigation on composite adsorbent-water pair for a solar-powered adsorption cooling system. Applied Thermal Engineering, 131 649-659.
  • K.C. Chan, C.Y. Tso, C.L. Wu and C.Y.H. Chao, 2018. Enhancing the performance of a zeolite 13X/CaCl2 – water adsorption cooling system by improving adsorber design and operation sequence. Energy and Building, 158 1368-1378.
  • A. Hussain, I.H. Abidi, C.Y. Tso, K.C. Chan, Z.T. Luo and C.Y.H. Chao, 2018. Thermal management of lithium ion batteries using graphene coated nickel foam saturated with phase change materials. International Journal of Thermal Sciences, 124 23-35.
  • B. Traipattanakul, C.Y. Tso, and C.Y.H. Chao, 2017. Study of jumping water droplets on superhydrophobic surfaces with electric fields. International Journal of Heat and Mass Transfer, 115 672-681.
  • X.J. Wang, C.Y. Tso*, B. Traipattanakul, C.Y.H. Chao, 2017. Development of a phase change material (PCM) based thermal switch. The Hong Kong Institution of Engineers (HKIE) Transactions, Special Issue on Energy Engineering with Applications in Smart Green Buildings, 24(2) 107-112.
  • L.Q. Zhu, C.Y. Tso*, W. He, P. Li, C.L. Wu, C.Y.H Chao, 2017. A field investigation of a solar-powered adsorption cooling system under Guangzhou’s climate with various numbers of heat exchangers in adsorbers. Science and Technology for the Built Environment (formerly HVAC&R Research Journal), 23(8) 1282-1292.
  • C.Y. Tso, K.C. Chan and C.Y.H. Chao, 2017. A field investigation of passive radiative cooling under Hong Kong’s climate. Renewable Energy, 106 52-61.
  • H.H. Lee, S.C. Fu, C.Y. Tso and C.Y.H. Chao, 2017. Study of residue patterns of aqueous nanofluid droplets with different particle sizes and concentrations on different substrates. International Journal of Heat and Mass Transfer, 105 230-236.
  • S.C. Fu, C.Y. Tso, Y.S. Fong and C.Y.H. Chao, 2017. Evaporation of Al2O3-water nanofluids in an externally micro-grooved evaporator. Science and Technology for the Built Environment (formerly HVAC&R Research Journal), 23345-354.
  • A. Hussain, C.Y. Tso and C.Y.H. Chao, 2016. Experimental investigation of a passive thermal management system for high-powered lithium ion batteries using nickel foam-paraffin composite. Energy, 115 209-218.
  • C.Y. Tso and C.Y.H. Chao, 2016. Solid-state thermal diode with shape memory alloys. International Journal of Heat and Mass Transfer, 93 605-611.
  • C.Y. Tso, K.C. Chan, C.Y.H. Chao and C.L. Wu, 2015. Experimental performance analysis on an adsorption cooling system using zeolite13X/CaCl2 adsorbent with various operation sequences. International Journal of Heat and Mass Transfer, 85 343-355.
  • C.Y. Tso and C.Y.H. Chao, 2015. Study of enthalpy of evaporation, saturated vapor pressure and evaporation rate of aqueous nanofluids. International Journal of Heat and Mass Transfer, 84 931-941.
  • K.C. Chan, C.Y. Tso, C.Y.H. Chao and C.L. Wu, 2015. Experiment verified simulation study of the operating sequences on the performance of adsorption cooling system. Building Simulation, Tsinghua University Press. 8 255 – 269.
  • C.Y. Tso, S.C. Fu and C.Y.H. Chao, 2014. A semi-analytical model for the thermal conductivity of nanofluids and determination of the nanolayer thickness. International Journal of Heat and Mass Transfer, 70 202-214.
  • C.Y. Tso, S.C. Fu and C.Y.H. Chao, 2014. Modeling a solar-powered double bed novel composite adsorbent (silica activated carbon/CaCl2) - water adsorption chiller. Building Simulation, Tsinghua University Press.7185-196.
  • C.Y. Tso, C.Y.H. Chao and S.C. Fu, 2012. Performance analysis of a waste heat driven activated carbon based composite adsorbent – water adsorption chiller using simulation model. International Journal of Heat and Mass Transfer, 55 7596-7610.
  • C.Y. Tso and C.Y.H. Chao, 2012. Activated carbon, silica-gel and calcium chloride composite adsorbents for energy efficient solar adsorption cooling and dehumidification systems. International Journal of Refrigeration, 35 1626-1638.

Patents

  • Y.M. Wong, C.Y. Tso and C.Y.H. Chao, Ultra-Broadband Asymmetric Electromagnetic Transmission Device for Passive Daytime Radiative Cooling Under Subtropical Climate, U.S. Provisional Application Serial No, 62/606,479 filed on 26, September 2017.
  • C.Y. Tso and C.Y.H. Chao, Passive Thermal Diode, U.S. Provisional Application Serial No, 62/231,701 filed on July 14, 2016.
  • C.Y. Tso, C.Y.H. Chao and G.N. Sze To, Activated Carbon/Silica-gel/CaCl2 Composite Adsorbent Material for Air-Conditioning Applications and a Method of Preparing the Same, US Full Application, US Patent No. 8962520,  24 Feb 2015.
  • C.Y. Tso, C.Y.H. Chao and G.N. Sze To, Activated Carbon/Silica-gel/CaCl2 Composite Adsorbent Material for Air-Conditioning Applications and a Method of Preparing the Same, Chinese Full Application, Chinese Patent No. ZL201210109454.3, 9 July 2014.
  • C.Y. Tso, C.Y.H. Chao and G.N. Sze To, Activated Carbon/Silica-gel/CaCl2 Composite Adsorbent Material for Air-Conditioning Applications and a Method of Preparing the Same, Hong Kong Full Application, Hong Kong Patent No. HK1176033, 19 Dec 2014.
  • C.Y. Tso, C.Y.H. Chao, K.C. Chan, C.L. Wu, G.N. Sze-To and H.H. Qiu, A Novel Evaporator for Adsorption Cooling Applications, Chinese Utility Models, Patent No. ZL201320877468.X, 20 Aug 2014.
  • C.Y. Tso, C.Y.H. Chao, K.C. Chan and C.L. Wu, A Spray Cooing Evaporator with Nanofluid as Adsorbate for Adsorption Cooling Applications, Chinese Utility Models, Patent No. ZL201320877484.9, 20 Aug 2014.