2020 IEEE Senior Member F5000 Frontrunner 5000 Top Articles in Outstanding S&T Journals of China
2019 Elsevier “Most Cited Researchers”
2018 Energies 10th Anniversary Best Paper Award 2018
2017 Outstanding Reviewer Award, Applied Energy
Second Prize of Shanghai Science and Technology Progress Award, Shanghai
2016 Highly Cited Paper, Web of Science
2015 Outstanding Reviewer Award, Applied Energy
2014 Elsevier Highly Cited Award
2013 Highly Cited Paper, Web of Science
2012 Young Leading Talents, Jiading District, Shanghai
2008 Outstanding Graduates, Tongji University
2007 Academic pioneer, Tongji University

2018 - Professor, Director of Department of Vehicular Power Supply System, National Fuel Cell Vehicle & Powertrain System Research & Engineering Center, Vice Director of Energy and Power Engineering Institute, School of Automotive Studies, Tongji University
2013 - 2018 Associate Professor，Scientist of Department of Vehicular Power Supply System, National Fuel Cell Vehicle & Powertrain System Research & Engineering Center, Tongji University
2008 - 2013 Lecturer of School of Automotive Studies, Tongji University
2005 - 2008 School of Automotive Studies, Tongji University Major：Automotive Engineering, Ph.D.
2003 - 2005 School of Mechanical Engineering, Tongji University Major：Mechanical Engineering, Master
1999 - 2003 School of Mechanical Engineering, Tongji University Major：Mechanical Engineering, Bachelor

RESEARCH INTERESTS & ACHIEVEMENTS
Research Interests: modeling and energy management of EV powertrain systems; modeling, state estimation, life prediction, optimal charging, and safety of li-ion batteries; modeling and control of fuel cell systems; vehicular wireless charging etc.
Research Achievements:
Dr. Dai is one of the early researchers in the field of EV traction battery system in China, and has been involved in the research of vehicle electrification for more than 10 years. He has carried out some original researches on vehicle electrification, for example, battery multi-domain & multi-scale modeling, state estimation and thermal management, fuel cell system control etc., and achieved a series of scientific research results, which aroused the attention of academic and industrial circles worldwide and achieved certain economic and social benefits.
He has been authorized more than 20 China patents, in which 3 have been transferred to industry. He has also published more than 110 papers (more than 50 indexed by SCI and more than 60 indexed by EI), including some top journals (e.g., Journal of Power Sources, Applied Energy, Energy etc.) in the fields of vehicle electrification. Currently, the Google Scholar citations are 1951, H-index is 23. The most highly cited journal paper (research article) has gained more than 270 citations. One paper has been awarded the “Most Highly-Cited Articles” by Applied Energy, and one paper has been awarded “10th Anniversary Best Paper” by Energies. He won the “Second Prize of Shanghai Science and Technology Progress Award” by Shanghai government in 2017.
RESEARCH PROJECTS HOSTED / ATTENDED RECENTLY
(1) Thermal-electrical Coupling Mechanisms and Highly Efficient Management of EV Traction Battery System for All-climate Operation in Cold Regions. funded by NSFC (PI, 2.6 million CNY)
(2) Multi-dimension and multi-scale capacity estimation and fusion considering coupled multi-source information and noises, funded by NSFC (PI, 0.65 million CNY)
(3) Preisach-based hysteresis effect modeling and multi time-scale online estimation of battery open circuit voltage for EV applications, funded by NSFC (PI, 0.24 million CNY)
(4) Simulation and experiment study of fuel cell systems and powertrain systems, funded by MOST (PI, 3.44 million CNY)
(5) Integration and control of large-power fuel cell system, funded by MOST (PI, 4.77 million CNY)
(6) Multi-domain, multi-scale modeling, simulation and durability evaluation of fuel cell systems, funded by Shanghai Science and Technology Committee (PI, 2.69 million CNY)
(7) High voltage safety issues of EV battery systems, funded by Shanghai Science and Technology Committee (PI, 1.8 million CNY)
(8) Co-lab of vehicular power supply systems, funded by industry (PI, 1 million CNY per year)
(9) Online measurement of EIS and battery diagnosis, funded by industry (PI, 0.8 million CNY)
(10) 48V battery system development, funded by industry (PI, 0.78 million CNY)
(11) Battery performance degradation mechanism and lifetime prediction, funded by industry (PI, 0.5 million CNY)
(12) Life modeling of EV batteries based on the combination of internal mechanism and external performance degradation, funded by Ministry of Education (PI, 0.04 million CNY)
(13) Online battery SOP prediction, funded by industry (PI, 0.3 million CNY)
(14) Mechanisms, modeling, detection and design considerations of thermal runaway and its spread of li-ion traction batteries, funded by SAIC science and Technology Foundation (PI, 0.5 million CNY)
(15) AC pre-heating technologies of li-ion batteries in cold temperatures, funded by SAIC science and Technology Foundation (PI, 0.45 million CNY)
(16) Integration of 48V battery module and DCDC module for mild hybrid vehicles, funded by industry (PI, 0.3 million CNY)
(17) Aging state estimation based on EIS for li-ion batteries, funded by industry (PI, 0.18 million CNY)
(18) V2G technology and its demonstration, funded by industry (PI, 0.4 million CNY)
(19) Comprehensive evaluation method for hybrid vehicles based on real working conditions, funded by industry (PI, 0.28 million CNY)
(20) Test platform development for 1kW fuel cell stack, funded by industry (PI, 0.1 million CNY)
(21) Research of heat generation mechanism and heating method by AC current excitation for li-ion traction batteries, funded by NSFC (key participant)
(22) Key basic issues of distributed driving electric vehicle with high performance (973 program), funded by MOST (key participant) (23) SOC estimation algorithm for EV li-ion batteries (863 program), funded by MOST (key participant)
(24) Fuel cell integration and control, funded by industry (key participant)
(25) Wireless charging system design and control, funded by industry (key participant)
(26) A prototype of 6.6kW wireless power transfer system, funded by industry (key participant)
(27) Co-estimation of SOC, SOP and internal temperature of battery cells, funded by industry (key participant)
PUBLICATION
Book
[1] Haifeng Dai, Xueyuan Wang, Xuezhe Wei. Electrochemical Impedance Spectroscopy for Traction Batteries: Principle, Acquisition and Application, Science Press, China, 2021 (in preparation)
[2] Haifeng Dai, Fenglai Pei, Dong Hao. Safety Guidance of Fuel Cell Electric Vehicles, China Machine Press, China, 2020
[3] X. Wei, H. Dai. Automotive Embeded Systems: Principle, Design and Implementation, Publishing House of Electronics Industry, China, 2010
Recent Journal Papers (* Corresponding author)
[1] Hao Yuan, Haifeng Dai*, Pingwen Ming, Junhao Zhan, Xueyuan Wang, Xuezhe Wei. Inverted decoupling controller design based on active distrubance rejection control for air supply subsystem of vehicular fuel cell engine, Applied Energy, Applied Energy, (Submitted), 2021. （IF: 8.426)
[2] Hao Yuan, Haifeng Dai*, Xuezhe Wei, Pingwen Ming. Internal polarization process revelation of electrochemical impedance spectroscopy of proton exchange membrane fuel cell by an impedance dimension model and distribution of relaxation times, Chemical Engineering Journal, (Submitted), 2020（IF: 10.652）
[3] Hao Yuan, Haifeng Dai*, Xuezhe Wei, Pingwen Ming. Internal polarization identification of proton exchange membrane fuel cell by distribution of relaxation times of electrochemical impedance spectra, Renewable and Sustainable Energy Reviews, (Submitted), 2020（IF: 10.556）
[4] Yao Kou, Xuezhe Wei, Xueyuan Wang*, Haifeng Dai*. A Novel On-board Calculation Method of Broadband Battery Impedance Spectrum based on S Transform, IEEE Transactions on Transportation Electrification, (Submitted), 2020（IF: 5.27）
[5] Guangxu Zhang, Xuezhe Wei*, Xuan Tang, Jiangong Zhu, Haifeng Dai*. Internal Short Circuit mechanisms, experimental approaches and detection methods of Lithium-ion batteries for electric vehicles: A review, Renewable and Sustainable Energy Reviews, (Major Revision), 2020（IF: 10.556）
[6] Lei Zhao, Haifeng Dai*, Fenglai Pei, Pingwen Ming, Xuezhe Wei, Xiaoming Xu. A comparative study of equivalent circuit models for electrochemical impedance spectroscopy analysis of proton exchange membrane fuel cells, International Journal of Hydrogen Energy, (Submitted), 2020（IF: 4.939）
[7] Siqi Chen, Xuezhe Wei, Haifeng Dai*. Multi-objective design and experimental investigation for a parallel liquid cooling based Lithium-ion battery module under fast charging, eTransportation, (Submitted), 2020.
[8] Xueyuan Wang, Rikang Li, Nutao Zhang, Haifeng Dai*, Qijun Chen, Xuezhe Wei. A Novel Dual Time Scale Life Prediction Method for Lithium-ion Batteries Considering the Effects of Temperature and State of Charge, Applied Energy, (Submitted), 2020. （IF: 8.426）
[9] Runben DU, Xuezhe Wei, Xueyuan Wang, Siqi Chen, Haifeng Dai*, PingWen Ming. A double-layer fault diagnosis model for proton exchange membrane fuel cell based on impedance identification with differential evolution algorithm, Applied Energy, (Submitted), 2020. （IF: 8.426）
[10] Xuan Tang, Xuezhe Wei, Haifeng Dai*, Jiangong Zhu*. Experimental and modeling analysis of thermal runaway for LiNi0.5Mn0.3Co0.2O2/graphite pouch cell under adiabatic condition, International Journal of Energy Research, (Major Revision), 2020. （IF: 3.741）
[11] Guangxu Zhang, Xuezhe Wei, Guangshuai Han, Haifeng Dai*, Jiangong Zhu*, Xuan Tang, Jiping Ye. Lithium plating on the anode for lithium-ion batteries during long-term low temperature cycling, Journal of Power Sources, 484：229312, 2021（IF:8.247）
[12] Xueyuan Wang, Xuezhe Wei, Haifeng Dai*. A Critical Review on Modeling, Acquisition, and Application of Lithium-ion Battery Impedance, eTransportation, 7:100093, 2021.
[13] Hao Yuan, Haifeng Dai*, Xuezhe Wei, Pingwen Ming. A fuzzy logic PI control with feedforward compensation for hydrogen pressure in vehicular fuel cell system, International Journal of Hydrogen Energy, 2021, 46（7）：5714-5728（IF: 4.939）
[14] Hao Sun, Haifeng Dai*, Xuezhe Wei, Bo Jiang. Quantitative analysis of degradation modes of lithium-ion battery under different operating conditions, Energies,14：350, 2021（IF: 2.262）
[15] Jiangong Zhu*, Michael Knapp, Daniel R. Sorensen, Michal Heere, Mariyam S. D. Darma, Marcus Muller, Liuda Mereacre, Haifeng Dai*, Anatoly Senyshyn, Xeuzhe Wei, Helmut Ehrenberg. Investigation of capacity fade for 18650-type lithium-ion batteries cycled in different state of charge (SOC) ranges, Journal of Power Sources, 2021，489：229422（IF: 8.247）
[16] Dai Haifeng, Jiang Bo, Hu Xiaosong*, Lin Xianke, Wei Xuezhe, Michael Pecht. Advanced Battery Management Strategies for a Sustainable Energy Future: Multilayer Design Concepts and Research Trends, Renewable and Sustainable Energy Reviews, doi.org/10.1016/j.rser.2020.110480, 2020（IF: 10.556）
[17] Meng Xiong, Xuezhe, Wei, Zhichao Luo*, Haifeng Dai*. Research on Novel Flexible High-Saturation Nanocrystalline Cores for Wireless Charging Systems of Electric Vehicles, IEEE Transactions on Industrial Electronics, (Accepted), 2020. （IF: 7.503）
[18] Jiangong Zhu, Haifeng Dai*. Low temperature separating lithium-ion battery interface polarization based on distribution of relaxation times (DRT) of impedance, IEEE Transactions on Transportation Electrification, (Accepted), 2020（IF: 5.27）
[19] Xueyuan Wang, Xuezhe Wei, Qijun Chen, Haifeng Dai*. A Novel System for Measuring the Alternating Current Impedance Spectra of Series-connected Lithium-ion Batteries with a High-power Dual Active Bridge Converter and Distributed Sampling Units, IEEE Transactions on Industrial Electronics, (Accepted), 2020. （IF: 7.503）
[20] H. Yuan, H. Dai*, X. Wei, P. Ming. Model-based observers for internal states estimation and control of proton exchange membrane fuel cell system: A review, Journal of Power Sources, 468, 228376, 2020, （IF: 8.247）
[21] B. Jiang, H. Dai*, X. Wei. Incremental capacity analysis based adaptive capacity estimation for lithium-ion battery considering charging condition, Applied Energy, 269, 2020. （IF: 8.426）
[22] H. Yuan, H. Dai*, X. Wei, P. Ming. A novel model-based internal state observer of a fuel cell system for electric vehicles using improved Kalman filter approach, Applied Energy, 268（2020）:115009. （IF: 8.426）
[23] Zhu J., Dewi Darma M.S., Knapp M., Sorensen D.R., Heere M., Fang Q., Wang X., Dai H., Mereacre L., Senyshyn A., Wei X., Ehrenberg H. Investigation of lithium-ion battery degradation mechanisms by combining differential voltage analysis and alternating current impedance, Journal of Power Sources, 448, 2020.（IF: 8.247）
[24] Jian Duan, Xuan Tang(co-first author), Haifeng Dai(co-first author), Ying Yang*, Wangyan Wu, Xuezhe Wei*, Yunhui Huang*. Building safe lithium‑ion batteries for electric vehicles: a review, Electrochemical Energy Reviews, 2020, 3: 1-42
[25] Hao Yuan, Haifeng Dai*, Runben Du, Xuezhe Wei. Distribution of relaxation times analysis of proton exchange membrane fuel cell electrochemical impedance spectra. Chinese Journal of Mechanical Engineering, 2020, 56: 1-11 (in Chinese)
[26] Zhu J., Knapp M., Darma M.S.D., Fang Q., Wang X., Dai H., Wei X., Ehrenberg H. An improved electro-thermal battery model complemented by current dependent parameters for vehicular low temperature application, Applied Energy, 248, 149-161, 2019.（IF: 8.426）
[27] Wang X., Wei X., Dai H. Estimation of state of health of lithium-ion batteries based on charge transfer resistance considering different temperature and state of charge, Journal of Energy Storage, 21, 618-631, 2019. （IF: 3.762）
[28] Wang X., Wei X., Chen Q., Zhu J., Dai H. * Lithium-ion battery temperature on-line estimation based on fast impedance calculation, Journal of Energy Storage, 26, 2019. （IF: 3.762）
[29] Jiang B., Dai H. *, Wei X., Xu T. Joint estimation of lithium-ion battery state of charge and capacity within an adaptive variable multi-timescale framework considering current measurement offset, Applied Energy, 253, 2019. （IF: 8.426)
[30] Fang Q., Wei X., Lu T., Dai H., Zhu J. A state of health estimation method for lithium-ion batteries based on voltage relaxation model, Energies, 12(7), 2019. （IF: 2.262）
[31] Fang Q., Wei X., Dai H. * A remaining discharge energy prediction method for lithium-ion battery pack considering soc and parameter inconsistency, Energies, 12(6), 2019. （IF: 2.262）
[32] Wei X., Wang X., Dai H.* Practical on-board measurement of lithium ion battery impedance based on distributed voltage and current sampling, Energies, 11(1), 2018. （IF: 2.262）
[33] Dai H. *, Jiang B., Wei X. Impedance characterization and modeling of lithium-ion batteries considering the internal temperature gradient, Energies, 11(1), 2018. （IF: 2.262）
[34] Zhu J., Sun Z., Wei X., Dai H. *, Gu W. Experimental investigations of an ac pulse heating method for vehicular high power lithium-ion batteries at subzero temperatures, Journal of Power Sources, 367, 145-157, 2017. （IF: 8.247）
[35] Zhu J., Sun Z., Wei X., Dai H. Battery internal temperature estimation for lifepo4 battery based on impedance phase shift under operating conditions, Energies, 10(1), 2017. （IF: 2.262）
[36] Jiang B., Dai H. *, Wei X., Zhu L., Sun Z. Online reliable peak charge/discharge power estimation of series-connected lithium-ion battery packs, Energies, 10(3), 2017. （IF: 2.262）
[37] Dai H. *, Yu C., Wei X., Sun Z. State of charge estimation for lithium-ion pouch batteries based on stress measurement, Energy, 129, 16-27, 2017. （IF: 4.520）
[38] Zhu J., Sun Z., Wei X., Dai H. * An alternating current heating method for lithium-ion batteries from subzero temperatures, International Journal of Energy Research, 40(13), 1869-1883, 2016. （IF: 2.598）
[39] Zhu J., Sun Z., Wei X., Dai H. * Studies on the medium-frequency impedance arc for lithium-ion batteries considering various alternating current amplitudes, Journal of Applied Electrochemistry, 46(2), 157-167, 2016. （IF: 2.235）
[40] Wang Z., Wei X., Dai H. Nested three-layer optimisation method for magnetic coils used in 3 kW vehicle-mounted wireless power transfer system, Journal of Power Electronics, 9(13), 2562-2570, 2016. （IF: 1.047）
[41] Wang Z., Wei X., Dai H. Design and control of a 3 kw wireless power transfer system for electric vehicles, Energies, 9(1), 2016. （IF: 2.262）
[42] Dai H. *, Xu T., Zhu L., Wei X., Sun Z. Adaptive model parameter identification for large capacity li-ion batteries on separated time scales, Applied Energy, 184, 119-131, 2016. （IF: 8.426）