Ph D., Associate Professor,
Department of Chemical & Biological Engineering

 

Zhejiang University, Yuquan Campus,
38 Zheda Road, Hangzhou, PRC, 310027
Working Experience
2009- Associate Professor, Department of Chemical & Biological Engineering, Zhejiang University
2006-2009, Assistant Researcher, Department of Chemical & Biological Engineering, Zhejiang University
2004-2006, Postdoctor, Department of Chemical & Biological Engineering, Zhejiang University
 

Education

Ph.D. –Zhejiang University, Chemical Engineering, 2005.
B.S. –Hefei University of Technology, Chemical Engineering, 1999.
 

Research Interests

Chemical reaction engineering of multiphase systems;
Chemicals production from coal;
Biomass utilization;
 

Current Projects

1. Reactor technology development for Methanol to Olefin (MTO) Process;
2. p-Xylene production from coal;
3. Lignin degradation by solvothermal method;
4. Cleaning PTA technology development.

Publication List

1. Cheng, YW; Peng, G; Wang, LJ, et al. Kinetics of Burning Side Reaction in the Liquid-phase Oxidation of p-Xylene. CHINESE JOURNAL OF CHEMICAL ENGINEERING. 2009, 17(2): 181-188.
2. Cheng, YW; Wang, QB; Wang, LJ, et al. Solubility of N-hydroxyphthalimide in binary acetic acid plus water solvent mixtures at (293.2 to 363.2) K. JOURNAL OF CHEMICAL AND ENGINEERING DATA. 2007, 52(3): 1025-1027.
3. Cheng, YW; Li, X; Wang, LJ, et al. Optimum ratio of Co/Mn in the liquid-phase catalytic oxidation of p-xylene to terephthalic acid. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH. 2006, 45(12): 4156-4162.
4. Cheng, YW; Li, X; Wang, QB, et al. Effects of guanidine on the liquid-phase catalytic oxidation of p-xylene to terephthalic acid. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH. 2005, 44(20): 7756-7760.
5. Guo, X; Cheng, YW; Li, X. Benzene-1,4-dicarboxylic acid-N,N-dimethylacetamide (1/2). ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE. 2009, 65: O1794-U2408.
6. Wang, QB; Zhang, YZ; Cheng, YW, et al. Reaction mechanism and kinetics for the liquid-phase catalytic oxidation of meta-xylene to meta-phthalic acid. AICHE JOURNAL. 2008,54(10): 2674-2688.
7. Wang, QB; Cheng, YW; Wang, LJ, et al. Isothermal seeded semicontinuous reactive crystallization of crude terephthalic acid crystals. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH. 2008,47(16): 5861-5870.
8. Guo, X; Cheng, YW; Wang, LJ, et al. Solubility of terephthalic acid in aqueous N-methyl pyrrolidone and N,N-dimethyl acetamide solvents at (303.2 to 363.2) K. JOURNAL OF CHEMICAL AND ENGINEERING DATA. 2008,53(7): 1421-1423.
9. Wang, QB; Cheng, YW; Wang, LJ, et al. Semicontinuous studies on the reaction mechanism and kinetics for the liquid-phase oxidation of p-xylene to terephthalic acid. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH. 2007,46(26): 8980-8992.
10. Wang, LJ; Cheng, YW; Li, X. Liquid-liquid equilibria for the acetic acid plus water plus amyl acetate and acetic acid plus water plus 2-methyl ethyl acetate ternary systems. JOURNAL OF CHEMICAL AND ENGINEERING DATA. 2007,52: 2171-2173.
11. Wang, LJ; Cheng, YW; Xiao, XJ, et al. Liquid-liquid equilibria for the ternary systems acetic acid plus water plus butyl acetate and acetic acid plus water plus 2-methyl propyl acetate at 304.15 K, 332.15 K, and 366.15 K. JOURNAL OF CHEMICAL AND ENGINEERING DATA. 2007,52(4): 1255-1257.
12. Wang, QB; Cheng, YW; Xu, HB, et al. Aging of crude terephthalic acid crystals at high temperatures. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH. 2007, 46: 7367-7377.
13. Wang, QB; Hou, LX; Cheng, YW, et al. Solubilities of benzoic acid and phthalic acid in acetic acid plus water solvent mixtures. JOURNAL OF CHEMICAL AND ENGINEERING DATA. 2007, 52(3): 936-940.
14. Cheng Youwei, Wang Lijun, Li Xi, et al. Development of Studies on MC (Mid-Century) Catalysis Oxidation Process. CHEMICAL INDUSTRY AND ENGINEERING PROGRESS (China), 2005, 24(8): 837-840.
15. Cheng You-wei, Li Xi, Sima Jian. Kinetic of p-Xylene Liquid Phase Catalytic Oxidation (IV) Kinetics for PX & Solvent Burning. Journal of Chemical Industry and Engineering (China), 2004, 55(11): 1894-1899.
16. Cheng You-wei, Li Xi, Niu Jun-feng. Kinetic of p-Xylene Liquid Phase Catalytic Oxidation (III) Catalyst Effect. Journal of Chemical Industry and Engineering (China), 2004 Vol.55 No.4 p580-585.
17. Cheng You-wei, Li Xi, Niu Jun-feng. Mechanism of manganese catalyst precipitation in the oxidation of PX. Journal of Zhejiang University（Engineering Science）2003 Vol.37 No.4 p482-486.
18. Cheng You-wei, Zhang Li, Xie Gang, Li Xi. Experiment Technique of p-Xylene Liquid Phase Catalytic Oxidation. Chemical Reaction Engineering and Technology 2003 Vol.19 No.2 p182-187.
19. Cheng You-wei, Li Xi. Degradation of Polystyrene by Liquid Catalysis Oxidation. CHINA ENVIRONMENTAL SCIENCE 2004, 24(5): 542-546.
20. Cheng You-wei, Li Xi. Effect of Zr and Hf Additives on p-Xylene Liquid Phase Oxidation. JOURNAL OF MOLECULAR CATALYSIS (CHINA) 2004, 18(6): 436-442.
21. Cheng You-wei, Li Xi. Comparison and analysis of p-xylene oxidation techniques. The 2003 Petroleum And Chemical Industry Annual Conference of China Chemical Industry And Engineering Society, Petrochemical Technology, 2003. 32(Sup): 212-215.
22. Cheng You-wei, Li Xi, Niu Jun-feng. Effect of Zr (IV) on MC Catalyst System. 12th National Congress on Catalysis, Petrochemical Technology, 2004, 33(Sup): 724-726.
23. Qinbo Wang, Xi Li, Lijun Wang, Cheng Youwei. Kinetics of p-Xylene Liquid-phase Catalytic Oxidation to Terephthalic Acid. Industrial and Engineering Chemistry Research, 2005, 44(2), 261-266.
24. Qinbo Wang, Xi Li, Lijun Wang, Cheng Youwei. Effect of Water Content on the Kinetics of p-Xylene Liquid-Phase Catalytic Oxidation to Terephthalic Acid. Industrial and Engineering Chemistry Research, 2005, 44(13), 4518-4522.
25. Zhang Li, Cheng You-wei, Niu Jun-feng The development of the analytical methods used in the system of p-Xylene oxidation. Polyester Industry (China) 2003 Vol.16 No.2 p6-10.
26. Xie Gang, Cheng You-wei, Li Xi. The mechanism of p-xylene liquid phase catalytic oxidation. Polyester Industry (China), 2002 Vol.15 No.4 p1-4.
27. Niu Jun-feng, Li Xi, Cheng You-wei, etc. Effect of water on PX liquid phase oxidation reaction. Polyester Industry (China) 2002 Vol.15 No.2 p18-20.
28. Dai Wei, Chen Xiao-jin, Cheng You-wei, et al. Effect of water content on rate catalytic oxidation of p-xylene. Petrochemical Technology, 2003, 32(11): 933-936.
29. Wang Lijun, Li Xi, Xie Gang, Cheng Youwei. Kinetic of p-Xylene Liquid Phase Catalytic Oxidation (I) Mechanism and Kinetic Model. Journal of Chemical Industry and Engineering (China), 2003, 54(7): 946-952.
30. Zhang, Weixin; Cheng, Youwei; Zhan, Jinhua etc. Synthesis of nanocrystalline marcasite iron ditelluride FeTe2 in aqueous solution. Materials Science and Engineering, 2001 Vol.79 No.3, p 244-246.
31. Zhang, Weixin; Cheng, Youwei. Low temperature synthesis of ultrafine SnTe powder in ethanol solvent. Chemistry Letters, 2000 No.5, p 446-447.
32. Zhang, Weixin; Hui, Zhehua; Cheng, Youwei; etc. Hydrothermal method for low-temperature growth of nanocrystalline pyrite nickel diselenide. Journal of Crystal Growth, 2000 Vol.209 No.1, p 213-216.
33. Zhang, Weixin; Zhang, Lei; Cheng, Youwei; etc. Synthesis of nanocrystalline lead chalcogenides PbE (E = S, Se, or Te) from alkaline aqueous solutions. Materials Research Bulletin, 2000 Vol.35 No.12, p 2009-2015

Patent List

1. Cheng Youwei, Wu Bianhua, LI Xi, et. al. A method to produce high-purity naphthalene dicarboxylic acids. ZHEJIANG University. CN201010608709.1, 2010.
2. Cheng Youwei, Yang Shengdong, LI Xi, et. al. A method of catalytic oxidation of alkyl aromatics to produce aromatic carboxylic acids. Yisheng Dahua Petrochemical Co., Ltd. ZHEJIANG University. CN101914003A, 2010.
3. Li Xi, Wang Lijun, Cheng Youwei et. al. A water-saving method of production of terephthalic acid. ZHEJIANG University. CN101914013A, 2010.
4. Cheng Youwei, GUO X, LI X, et. al. Recycling of terephthalic acid from colored terephthalic acid residue, involves reacting a solution containing terephthalic acid solid residue and water, separating terephthalic acid crystals, separating solid, washing and drying. ZHEJIANG HUALIAN SANXIN PETROCHEMICAL CO. LTD., ZHEJIANG University. CN101372452-A, 2009.
5. Cheng Youwei, GUO X, XIE G, et. al. Method for recycling terephthalic acid, involves melting terephthalic acid complex crystal, forming liquid-solid mixture paste of terephthalic acid, solid-liquid separating, washing terephthalic acid paste, drying and recycling, ZHEJIANG HUALIAN SANXIN PETROCHEMICAL CO. LTD., ZHEJIANG University. CN101302152-A, 2009.
6. Cheng Youwei, XIE G, XU H, et. al. Method to recycle terepthalic acid residue involves adding terephthalic acid residue and water to high-pressure dissolver, dissolving, transporting to crystallizer, separating slurry, and recycling terephthalic acid , ZHEJIANG HUALIAN SANXIN PETRIFICATION CO. LTD., ZHEJIANG University. CN101139277-A, 2009.
7. Cheng Youwei, XIE G, XU H, et. al. Method of recycling terephthalic acid involves stirring colored terephthalic acid residue and fine solvent of terephthalic acid, adding absorption medium, removing colored impurity, precipitating and separating solid material , ZHEJIANG HUALIAN SANXIN PETRIFICATION CO. LTD., ZHEJIANG University. CN101130494-A. 2009.
8. Cheng Youwei, WANG L, ZHANG Y, et. al. Method for producing benzene dicarboxylic acid by mixed dimethylbenzene cooxidation. UNIV ZHEJIANG. CN1962598-A. 2008.
9. Cheng Youwei, Li Xi, Liu Jianxin, et. al. A method for producing aromatic carboxylic acid using guanidine compound for catalysis additive, YANGZI PETRO-CHEM CO LTD, UNIV ZHEJIANG CN1974521-A; CN100509742-C. 2007.
10. Cheng Youwei, Li Xi, Liu Jianxin, et. al. Method for producing aromatic carboxylic acid by taking diamine compound as catalyzing additive. SINOPEC YANGZI PETROCHEMICAL CO LTD, UNIV ZHEJIANG. CN1974520-A; CN100486951-C. 2007.
11. Cheng Youwei, Li Xi, Liu Jianxin, et. al. Method for producing aromatic carboxylic acid using nitrogen oxide as catalytic additive. SINOPEC YANGZI PETROCHEMICAL CO LTD, UNIV ZHEJIANG. CN1865214-A; CN1865214-B. 2007.
12. Cheng Youwei, Li Xi. Method for producing benzoic acid by degrading waste plastic of polystyrene through catalysis in liquid phase. ZHEJIANG University. CN1562947-A; CN1304355-C. 2005.
13. Li Xi, Wang Li-jun, Cheng Youwei et. al. Purifying method and equipment of arene oxygenated tail gas. UNIV ZHEJIANG. CN1973958-A; CN100453146-C. 2008.
14. Li Xi, Wang Li-jun, Cheng Youwei. Methods and Equipments for Producing Aromatic Carboxylic Acids. ZHEJIANG University. CN200510048977.1, 2005.
15. Li Xi, Wang Li-jun, Cheng Youwei. Equipments for Producing Aromatic Carboxylic Acids. ZHEJIANG University. CN200520100244.3, 2005.