Simulation and optimization of energy and chemical process systems
 Water system and hydrogen system integration and optimization in petrochemical enterprises
 Water supply chain management and system integration for unconventional oil and gas development
Introduction of Teacher
 In recent years, he has presided over 2 general projects of the National Natural Science Foundation of China and participated in 1 973 project;
 As the first author or corresponding author, he has published 22 papers at home and abroad (including 10 in SCI and 18 in EI), and published 1 monograph.
 Deng, C. (Deng Chun); Feng, X.; Ng, D. K. S.; Foo, D. C. Y., Process-based graphical approach for simultaneous targeting and design of water network. AIChE Journal, 2011, 57, (11), 3085-3104. (SCI, JCR Region II, EI)
 Deng C, Shi C F, Foo D C Y, Feng X*. Flowrate Targeting for Concentration- and Property-based Total Water Network with Multiple Partitioning Interception Units [J]. Industrial & Engineering Chemistry Research, 2016, 55(7): 1965-1979. (SCI, JCR Region II TOP Journal, EI)
 Deng C*, Zhou Y, Chen C-L, Feng X. Systematic Approach for Targeting Interplant Hydrogen Networks[J]. Energy, 2015. 90: 68-88. (SCI, JCR Region 1 TOP Journal, EI).
 Deng C*, Pan H, Lee J-Y, Foo D C Y, Feng X. Synthesis of hydrogen network with hydrogen header of intermediate purity [J]. International Journal of Hydrogen Energy, 2014, 39(25): 13049-13062. (SCI, JCR Region II TOP Journal, EI)
 Deng, C. (Deng Chun); Feng, X.*, Targeting for Conventional and Property-based Water Network with Multiple Resources. Industrial & Engineering Chemistry Research, 2011, 50 (7): 3722-3737. (SCI, JCR Region II TOP Journal, EI)
 Feng Xiao, Liu Yongzhong, Shen Renjie, Wang Li, Deng Chun; Water System Integration and Optimization: A System Integrated Method for Water Conservation and Emission Reduction (Second Edition), Chemical Industry Press, 2012
 Wang Jiming; Dictionary of Process Systems Engineering (Second Edition), Sinopec Press, 2011. See
 Jirí Klemes, Handbook of Process Integration, Woodhead Publishing, 2013
 Dominic C Y Foo, Mahmoud M El-Halwagi, & Raymond R Tan; Recent advances in sustainable process design and optimization, World Scientific, 2012