RESEARCH INTERESTS
Building Thermal Performance
Zero-carbon Building
Renewable and Sustainable Energy Application
EDUCATION
1996.09-2001.05 Southeast University, Major in Thermal Engineering, Ph.D.
1992.09-1996.07 Southeast University, Major in Thermal Engineering, B.Sc.
PROFESSIONAL EXPERIENCE
2004.12-present Associate Professor
Department of Building Science, Tsinghua University, China
2014.08-2016.08 Marie Curie Fellow
Department of Architecture and Built Environment
Nottingham University, UK
2003.06-2004.12 Assistant Professor
Department of Building Science, Tsinghua University, China
2001.05-2003.05 Postdoctor
Department of Building Science, Tsinghua University, China
RESEARCH PROJECTS
1) Coupling Heat Transfer Mechanism and Collaborative Matching Method Based on Buildings with Flat Gravity Heat Pipes and Phase Change materials, National Natural Science Foundation of China, 2023-2026, PI
2) Basic Theoretical Research on Near-Zero Energy Buildings, Subproject of the 13th Five-Year National Key R&D Project, 2017-2021, PI
3) Principles and Methods of System Active Regulation and Coordination Integration, Subproject of the 13th Five-Year National Key R&D Project, 2016-2021, PI
4) Mechanism of Regulation and Coupling of Phase Change Energy Storage in BCHP System, National Nature Science Foundation of China, 2014-2017, PI
5) Solar Collector and PCM Thermal Façade for Low Carbon, the EU Seventh Framework Program-Marie Curie Actions, 2014-2016, Co-PI
6) Research and Demonstration on Key Technology of Energy-efficient Buildings for Plateau Climate Aadaption, Subproject of the 12th 5-year National Scientific and Technical Supporting Program of China, 2013-2015, PI
7) Inverse Heat Transfer Problem of Non-liner Thermal Mass for Ideal Optimal Building Envelope, National Nature Science Foundation of China, 2010-2012 PI
8) Novel Building Indoor Heat and Humidity Load Regulation Systems, the 11th 5-year National Scientific and Technical Supporting Program of China, 2006-2010, PI
9) Novel Building Material to Improve Indoor Thermal and Humid Environment, Subproject of the 11th 5-year National Scientific and Technical Supporting Program of China, 2006-2010, PI
10) Preparation and Control Method of Latent Heat Functional Thermal Fluid and Mechanism of Enhanced Heat Transfer, Subproject of Key Project of National Nature Science Foundation of China, 2005-2008, PI
HONORS AND AWARDS
1) Ministry of Education New Century Outstanding Talents, 2009
2) International Incoming Fellowships - Marie Curie Action, 7th Framework Programme for Research EU, 2014-2016
3) Basic Research on the Application of Phase Change Energy Storage, Second Prize of Natural Science of the Ministry of Education, 2005
4) Research on Key Technologies of Climate Adaptable and Energy-saving Buildings on the Qinghai-Tibet Plateau, First Prize of Science and Technology Progress of Sichuan Province, China, 2011
5) Research on the Application of Renewable Energy Storage Technology in Low-energy Buildings, Second Prize of Huaxia Science and Technology, Ministry of Construction, China, 2015
6) Research on key issues of solar-phase change heat storage combined for building energy saving, Second Prize of Natural Science of Hebei Province, China, 2017
7) Outstanding Reviewer for international journals including Applied Energy, Renewable and Sustainable Energy Reviews, Energy and Buildings, Energy and Environment, Applied Thermal Engineering, 2016–2018
8) Tsinghua University Second Prize of Excellent Class Advisor, 2017
9) Tsinghua University Excellent Party Branch Secretary, 2017
10) Tsinghua University Advanced Worker, 2021
ACADEMIC SERVICES
Indoor and Built Environment (SCI) , Editorial Board Member
Journal of Solar Energy (Chinese), Editorial Board Member
PUBLICATIONS
1) Nian Zhu, Fan Li, Xin Wang*, Hongxia Chen, Fangcheng Kou, A novel composite building envelope integrating phase change material gypsum boards and gravity heat pipes: experimental and numerical investigation, Journal of Cleaner Production, 2026, 561,148382.
2) Fangcheng Kou, Nian Zhu, Xin Wang*. Re-allocation and re-distribution of thermal resistance and capacitance of envelopes in solar heating building integrated heat pipes: A climate-responsive strategy. Building Simulation, 2026, 19,1981–2004.
3) Fangcheng Kou, Nian Zhu, Xin Wang*, Yu Zou, Jinhan Mo, A novel solar heating building integrated heat pipes and PCMs: Optimizing thermophysical properties and reducing energy consumption, Building and Environment, 2025, 285,113674
4) Fangcheng Kou, Tongxin Xu, Xin Wang*, Yu Zou, Jinhan Mo, Towards zero-carbon solar heating in severe cold and cold regions of China by building integrated heat pipes, Building and Environment, 2024, 255,111430
5) Fangcheng Kou, Xin Wang*, Yu Zou, Jinhan Mo. Heat transfer performance of the L shaped flat gravity heat pipe used for zero carbon heating houses. Journal of Building Engineering, 2023, 76, 107389.
6) Fangcheng Kou, Qipeng Gong, Yu Zou, Jinhan Mo, Xin Wang*, Solar application potential and thermal property optimization of building integrated heat pipes, Energy and Buildings, 2023, 279112688
7) Fangcheng Kou, Shaohang Shi, Ning Zhu, Yehao Song, Yu Zou, Jinhan Mo, Xin Wang*. Improving the indoor thermal environment in lightweight buildings in winter by passive solar heating: An experimental study, Indoor and Built Environment, 2022, 31:2257-2273.
8) He Yi, Kou Fangcheng, Wang Xin, Zhu Ning, Song Yehao, Chu Yingnan, Shi Shaohang, Liu Mengjia, Chen Xinxing. Hybrid model combining multivariate regression and machine learning for rapid predicting interior temperature affected by thermal diode and solar cavity, Building and Environment, 2022, 211, 108723
9) Qipeng Gong, Fangcheng Kou, Xiaoyu Sun, Yu Zou, Jinhan Mo, Xin Wang*. Towards zero energy buildings: a novel passive solar house integrated with flat gravity-assisted heat pipes, Applied Energy, 2022, 306 (A), 117981
10) Ling Xu, Linchuan Dai, Linzhi Yin, Xiaoyu Sun, Wei Xu, Rui Yang*, Xin Wang*, Yinping Zhang. Research on the climate response of variable thermo-physical property building envelopes: A literature review. Energy and Buildings, 2020, 226 (11): 1-22.
11) Pengfei Si, Yuexia Lv, Xiangyang Rong*, Lijun Shi, Jinyue Yan, Xin Wang*. An innovative building envelope with variable thermal performance for passive heating systems. Applied Energy, 2020, 269 (7): 1-11.
12) Zhang Yin , Zhang Yinping, Wang Xin, Inverse problem method to optimize cascade heat exchange network in central heating system, International Journal of Energy Optimization and Engineering, 2020, 9(3): 62-82.
13) Zhang Yin, Wang Xin*, Zhang Yinping, Optimal phase change temperature for building cooling heating and power system with PCM-TES based on energy storage effectiveness, Thermal Science, 2019, 23 (2):1085-1093
14) Xin Wang*, Xiaoyu Sun, Chuck W. F. Yu. Building envelope with variable thermal performance: Opportunities and challenges, Indoor and Built Environment, 2018, 27(6), 729-733.
15) Zhang Yin, Wang Xin, Wei Zhiyuan, Zhang Yinping, Feng Ya, Sodium acetate–urea composite phase change material used in building envelopes for thermal insulation, Building Services Engineering Research and Technology, 2018, 39(4), 475-491.
16) ZhangYin, Wang Xin, Hu E, Optimization of night mechanical ventilation strategy in summer for cooling energy saving based on inverse problem method, Proceedings of the Institution of Mechanical Engineers Part A-Journal of Power and Energy, 2018, 232(8), 1093-1102.
17) Zhang Y, Si PF, Feng Y, Rong XY, Wang X*, Zhang YP. Operation strategy optimization of BCHP system with thermal energy storage: a case study for airport terminal in Qingdao, China. Energy and Buildings, 2017,154, 465–478
18) Zhang Y, Zhang YP, Shi WX, Wang X. Application of concept of heat adaptor: Determining an ideal central heating system using industrial waste heat. Applied Thermal Engineering, 2017, 111, 1387-1393
19) Zhang Y, Wei ZY, Zhang YP, Wang X, Inverse problem and variation method to optimize cascade heat exchange network in central heating system, Journal of Thermal Science, 2017, 26 (6), 545-551
20) Zhang Y*, Wang X, Wei ZY, Zhang YP, Feng Y. Thermodynamic optimization of coupled heat work conversion and heat transfer energy systems by applying inverse problem and variation method. Heat Transfer Research, 2017, 48(18):1637 1649.
21) Zhang Y, Wang X*, Zhang YP, Zhuo SW. A simplified model to study the location impact of latent thermal energy storage in building cooling heating and power system. Energy, 2016, 114: 885-894.
22) Zhang Y, Wang X*, Zhuo SW, Zhang YP. Pre-feasibility of building cooling heating and power system with thermal energy storage considering energy supply-demand mismatch. Applied Energy, 2016, 167: 125-134.
23) Zhang YP, Zhang Y, Shi WX, Shang R, Cheng R, Wang X. A new approach, based on the inverse problem and variation method, for solving building energy and environment problems: Preliminary study and illustrative examples. Building and Environment, 2015, 91, 204-218
24) Hua J, Fan HM, Wang X, Zhang YP. A novel concept to determine the optimal heating mode of residential rooms based on the inverse problem method, Building and Environment, 2015, 85, 73-84.
25) Ma T, Y HX, Zhang YP, Lu L, Wang X. Using phase change materials in photovoltaic systems for thermal regulation and electrical efficiency improvement: A review and outlook, Renewable and Sustainable Energy Reviews，2015, 43, 1273–1284
26) Wang X, Cheng R, Zeng RL, Zhang YP. Ideal thermal physical properties of building wall in an active room, Indoor and Built Environment, 2014, 23(6), 839–853
27) Teng XG, Wang X*, Chen YL, Shi WX. A simple method to determine the optimal gas turbine capacity and operating strategy in building cooling, heating and power system, Energy and Buildings, 2014, 80, 623-630
28) Cheng R, Wang X, Zhang YP. Analytical optimization of the transient thermal performance of building wall by using thermal impedance based on thermal-electric analogy, Energy and Buildings, 2014, 80, 598-612
29) Cheng R, Wang X, Zhang YP, Energy-efficient building envelopes with phase-change materials: new understanding and related research, Heat Transfer Engineering, 2014，35(11–12):970-984.
30) Zhang Y, Chen Q, Zhang YP, Wang X. Exploring building’s secrets: the ideal thermophysical properties of a building’s wall for energy conservation, International Journal of Heat and Mass Transfer, 2013, 65, 265-273.
31) Zhang Y, Zhang YP, Wang X, Chen Q. Ideal thermal conductivity of a passive Building wall: Determination method and understanding, Applied Energy, 2013,112, 967-974.
32) Cheng R, Pomianowski M, Wang X*, Heiselberg P, Zhang YP. A new method to determine thermophysical properties of PCM-concrete brick, Applied Energy, 2013, 112, 988-998.
33) Jiang F, Wang X*, Zhang YP. Analytical optimization of specific heat for building internal envelope, Energy Conversion and Management, 2012, 63, 239–244.
34) Jiang F, Wang X*, Zhang YP. A new method to estimate optimal phase change material characteristic in a passive solar room, Energy Conversion and Management, 2011,52, 2437–2441.
35) Zeng RL, Wang X, Di HF, Jiang F, Zhang YP. New concepts and approach for developing energy efficient buildings: Ideal specific heat for building internal thermal mass, Energy and Buildings, 2011, 43, 1081–1090.
36) Zhou GB, Yang YP, Wang X, Cheng JM. Thermal characteristics of shape-stabilized phase change material wallboard with periodical outside temperature waves. Applied Energy, 2010, 87(8), 2666-2672.
37) ZENG RL, Wang X*, XIAO W, ZHANG YP, ZHANG Qunli, DI Hongfa. Thermal performance of phase change material energy storage floor for active solar water heating system. Front. Energy Power Eng. China, 2010, 4(2): 185–191.
38) Wang X, Zhang YP, Xiao W, Zeng RL, Zhang QL, Di HF. Review on thermal performance of phase change energy storage building envelope, Chinese Science Bulletin, 2009, 54(6), 920-928.
39) Zeng RL, Wang X*, Chen BJ, Zhang YP, Niu JL, Di HF. Heat transfer characteristics of microencapsulated phase change material slurry in laminar flow under constant heat flux, Applied Energy, 2009, 86(12), 2661-2670.
40) Xiao W, Wang X*, Zhang YP. Analytical optimization of interior PCM for energy storage in a lightweight passive solar room, Applied Energy, 2009, 86 (10), 2013-2018.
41) Yang R, Zhang Y, Wang X, Zhang YP, Zhang QW. Preparation of n-tetradecane-containing microcapsules with different shell materials by phase separation method, Solar Energy Materials and Solar Cells, 2009, 93, 1817-1822.
42) Zhou GB, Yang YP, Wang X, Zhou SX. Numerical analysis of effect of shape-stabilized phase change material plates in a building combined with night ventilation. Applied Energy, 2009, 86(1), 52-59.
43) Wang Y, Guo BH, Wan X, Xu J, Wang X, Zhang YP. Janus-like polymer particles prepared via internal phase separation from emulsified polymer/oil droplets, Polymer, 2009, 50, 3361-3369.
44) Xu J, Wan X, Zhang BQ, Wang Y, Guo BH, Zhang YP, Wang X. Preparation of phase change material wax/p(MMA-co-AA) core-shell microcapsules, Acta Polymerica Sinica, 2009. 20(11), 1154-1156.
45) Chen BJ, Wang X*, Zeng RL, Zhang YP, Wang XC, Niu JL, Li Y, Di HF. An experimental study of convective heat transfer with microencapsulated phase change material suspension: laminar flow in a circular tube under constant heat flux, Experimental Thermal and Fluid Science, 2008, 32, 1638-1646.
46) Wang XC, Niu JL, Li Y, Zhang YP, Wang X, Chen BJ, Zeng RL, Song QW. Heat transfer of microencapsulated PCM slurry flow in a circular tube, AIChE Journal, 2008, 54(4), 1110-1120.
47) Zhou GB, Zhang YP, Wang X, Lin KP, Xiao W. An assessment of mixed type PCM-gypsum and shape-stabilized PCM plates in a building for passive solar heating, Solar Energy, 2007, 84(10), 1351-1360.
48) Wang XC, Niu JL, Li Y, Wang X, Chen BJ, Zeng RL, Song QW, Zhang YP. Flow and heat transfer behaviors of phase change material slurries in a horizontal circular tube, International Journal of Heat and Mass Transfer, 2007, 50, 2480-2491.
49) Wang X, Liu J, Zhang YP, Di HF, Jiang Y. Experimental research on a kind of novel high-temperature phase change storage heater, Energy Conversion and Management, 2006, 47, 2211-2222.
50) Chen BJ, Wang X*, Zhang YP, Xu H, Yang R. Experimental research on laminar flow performance of phase change emulsion. Applied Thermal Engineering, 2006, 26(11-12), 1238-1245.
51) Zhang YP, Ding JH, Wang X, Yang R, Lin KP. Influence of additives on thermal conductivity of shape-stabilized phase change material, Solar Energy Materials and Solar Cells, 2006, 90(11), 1692-1702.
52) Xu H, Yang R, Zhang YP, Huang Z, Lin J, Wang X. Thermal physical properties and key influence factors of phase change emulsion, Chinese Science Bulletin, 2005, 50(1), 88-93.
53) Wang X, Zhang YP, Hu XX. Turbulent heat transfer enhancement of microencapsulated phase change material slurries with constant wall heat flux, Journal of Enhanced Heat Transfer, 2004, 11(1), 13-22.
54) Shi MH, Wang X. Investigation on moisture transfer mechanism in porous media during rapid drying process, Drying Technology, 2004, 22(1-2), 111-122.
55) Zhang YP, Hu XX, Wang X. Theoretical analysis of convection heat transfer enhancement of microencapsulated phase change material slurries, Heat and Mass Transfer, 2003, 40 (1-2), 59-66.
56) Zhang YP, Hu XX, Hao Q, Wang X. Convective heat transfer enhancement of laminar flow of latent functionally thermal fluid in a circular tube with constant heat flux: internal heat source model and its application, Science in China, 2003, 46(2),131-140.
57) Wang X, Zhang YP. Solid-liquid phase change heat transfer enhancement analysis in cylindrical and spherical walls，Journal of Enhanced Heat Transfer, 2002, 9(3), 109-115.
58) Zhang YP, Wang X. Analysis of solid-liquid phase change heat transfer enhancement, Science in China, 2002, 45(6), 569-575.
BOOKS:
1) Xin Wang, Rui Yang, Saffa Riffat. Renewable Energy and Sustainable Technologies for Building and Environmental Applications，Chapter 1: Inverse Problem for Phase Change Materials and Preparation in Building Envelope, Springer International Publishing AG, 2016, 1-24.
2) Zhang Xingxiang, Wang Xin, Wu Wenjian. Preparation and Application of Phase Change Material Microcapsules. Chemical Industry Press, 2009. (Highly Cited Book, CNKI)
3) Zhang Yinping, Pan Yiqun, Wang Xin. Reading and Writing for Academic Professional English. China Architecture & Building Press, 2005.
