Dr. Ajay Kumar Jha
Associate Professor (Renewable Energy and Biogas Technology)
+977-1-5521611
Chakupat, Lalitpur
Fields of Research
– Renewable Energy- Solar PV Technology- Biogas Technology

Room 208-E, Block-D, Department of Mechanical Engineering, Institute of Engineering (Pulchowk), 44700 Lalitpur, Nepal

Education
Institite of Engineering- Pulchowk, Tribhuvan University
Bachelor of Mechanial Engineering1996-2000
Institite of Engineering- Pulchowk, Tribhuvan University
Master in Renewable Energy Engineering ( MSREE)2004
Harbin Institute of Technology, China
PhD Environmental Science and Engineering2012
Publications
  1. Ajay Kumar Jha (2016). Prospects and Performance Characteristics of Semi-Dry Anaerobic Digestion Process of Cow Dung in Nepal, International Journal of Electrical, Electronic, Computer Science and Engineering (IJEECSE), 2(1):1-14.
  2. Kulchandra Panthee, Ajay Kumar Jha (2016). Estimation of Global Solar Radiation using Artificial Neural Network in Kathmandu, Nepal , International Journal of Engineering Research & Science (IJOER), 2(1):62-70.
  3. NawaRaj Bhattarai, Ajay Kumar Jha (2015). Commercial Sector Energy Demand Projections of Nepal for Sustainable Sectoral Energy Planning, Journal of Environment Protection and Sustainable Development, 1 (3): 165-177.
  4. Ajay Kumar Jha, Jianzheng Li, Yixing Yuan, Nawraj Baral and Binling Ai (2014). A Review on Bio-Butyric Acid Production and its Optimization. International Journal of Agriculture and Biology,16:1019-1024 (SCI).
  5. Zou Ran, Zhu Gefu, Jha Ajay Kumar, Liu Chaoxiang, Huang Xu, Liu Lin (2014). Hydrogen and methane production in a bio-electrochemical system assisted anaerobic baffled reactor. International Journal of Hydrogen Energy (Online published) (SCI).
  6. Gefu Zhu, Jianzheng Li, Ajay Kumar Jha (2014). Anaerobic Treatment of Organic Waste for Methane Production under Psychrophilic Conditions. International Journal of Agriculture and Biology, 16:1025-1030 (SCI).
  7. Jianzheng Li, Ajay Kumar Jha, Tri Ratna Bajracharya (2014). Dry Anaerobic Co-digestion of Cow Dung with Pig Manure for Methane Production. Applied Biochemisty and Biotechnology (SCI)
  8. Jin Chun-jiu, Zhang Jian-qiao, Zhang Yi, Li Na, Peng Jun, Jha Ajay Kumar, Liu Chong (2014). Research on the Watershed Ecological Risk Management. Applied Mechanics and Materials, 448-453, 272-276 (EI).
  9. Jin, Chun-Jiu; Lu, Hai Feng; Zhang, Yi; Jha, Ajay Kumar; Liu, Shu-Li (2014). Study on advanced management of water resource. Applied Mechanics and Materials,448-453: 1046-1050 (EI).
  10. Gefu Zhu, Ajay Kumar Jha (2013). Psychrophilic Dry Anaerobic Digestion of Cow Dung for Methane Production: Effect of Inoculum. ScienceAsia, 39: 500-510 (SCI).
  11. Ajay Kumar Jha, Jianzheng Li and Nawa Raj Baral (2013). Prospects of Dry Anaerobic Digestion of Organic Solid Wastes for Biogas Production in Nepal. Journal of Current Research in Science, 1(4): 231-234.
  12. Jianzheng Li, Nawa Raj Baral and Ajay Kumar Jha (2013). Acetone–butanol–ethanol Fermentation of Corn Stover by Clostridium Species: Present Status and Future perspectives. World Journal of Microbiology and Biotechnology DOI 10.1007/s11274-013-1542-7 (SCI).
  13. Nawa Raj Baral, Jianzheng Li and Ajay Kumar Jha (2013). Perspective and prospective of Pretreatment of Corn Straw for Butanol Production. Applied Biochemisty and Biotechnology, DOI 10.1007/s12010-013-0548-9 (SCI).
  14. Wu Tingting, Zhu Gefu, Ajay Kumar Jha, Zou Ran, Liu Lin, Huang Xu, Liu Chaoxiang (2013). Hydrogen Production with Effluent from an Anaerobic Baffled Reactor (ABR) using a Single-chamber Microbial Electrolysis Cell (MEC). International Journal of Hydrogen Energy, 38 (25): 11117-11123 (SCI).
  15. Gefu Zhu, Tingting Wu, Ajay Kumar Jha, Ran Zou, Lin Liu, Xu Huang, Chaoxiang Liu (2013). Review of bio-hydrogen production and new application in the pollution control via microbial electrolysis cell. Desalination and Water Treatment (SCI). doi: 10.1080/19443994.2013.808583.
  16. Ban, Qiaoying, Li, Jianzheng, Zhang, Liguo, Jha Ajay Kumar, Zhang, Yupeng (2013). Quantitative Analysis of Previously Identified Propionate-Oxidizing Bacteria and Methanogens at Different Temperatures in an UASB Reactor Containing Propionate as a Sole Carbon Source. Applied Biochemistry and Biotechnology, 171(8):2129-2141 (SCI).
  17. Qiaoying Ban, Jianzheng Li, Liguo Zhang, Ajay Kumar Jha, Binling Ai and Yupeng Zhang (2013). Microbial Community Composition and Response to Temperature Shock of a Mesophilic Propionate-degrading Methanogenic Consortium. International Journal of Agriculture and Biology, 15: 915–920 (SCI).
  18. Guochen Zheng, Shuli Liu, Li Wei, Ajay Kumar Jha, Liguo Zhang, Duoying Zhang (2013). The Advancement of Algal Biomass: A Review. Advanced Materials Research, 724-725:319-322 (EI and ISTP).
  19. Ajay Kumar Jha, Jianzheng Li, Qiaoying Ban, Liguo Zhang, Jin Yu (2013). Comparison between Dry and Wet Anaerobic Digestions of Cow Dung for Methane Production, Advances in Water Resource and Protection, 1(2): 28-38.
  20. Qiaoying Ban, Jianzheng Li, Liguo Zhang, Yupeng Zhang and Ajay Kumar Jha (2013). Phylogenetic Diversity of Methanogenic Archaea and Kinetics of Methane Production at Slightly Acidic Conditions of an Anaerobic Sludge. International Journal of Agriculture & Biology, 15(2), 347-351 (SCI).
  21. Qiaoying Ban, Jianzheng Li, Liguo Zhang, Ajay Kumar Jha, Loring Nies (2013). Linking Performance with Microbial Community Characteristics in an Anaerobic Baffled Reactor. Applied Biochemistry and Biotechnology, 169 (6), 1822-1836. (SCI).
  22. Qiaoying Ban, Jianzheng Li, Liguo Zhang, Ajay Kumar Jha,Yupeng Zhang and Binling Ai (2013). Syntrophic Propionate Degradation Response to Temperature Decrease and Microbial Community Shift in an UASB Reactor. Journal of Microbiology and Biotechnology. 23(3), 382-389 (SCI).
  23. Ajay Kumar Jha, Jianzheng Li, Qiaoying Ban, Liguo Zhang, Bowei Zhao (2012). Dry Anaerobic Digestion of Cow Dung for Biogas Production: Effect of Mixing. Pakistan Journal of Biological Sciences, 15(23), 1111-1118 (ISI).
  24. Jianzheng Li, Zhang Liguo, Qiaoying Ban, Ajay Kumar Jha, Xu Yuping (2012). Diversity and Distribution of Methanogenic Archaea in an Anaerobic Baffled Reactor (ABR) Treating Sugar Refinery Wastewater. Journal of Microbiology and Biotechnology, 22(5): 668-673 (SCI).
  25. Guo Chen Zheng, Zhu Jun Tian, Jian Zheng Li, Li Wei, Ajay Kumar Jha, Jing Bo Guo, Hai Feng Lu, Yu Jin (2012). The Performance Characteristics of Anaerobic Baffled Reactor (ABR) for Hydrogen Production. Advanced Materials Research,610-613, 347-351 (EI & ISTP).
  26. Ajay Kumar Jha, Jianzheng Li, Qiaoying Ban, Liguo Zhang (2012). Assessment of Biogas Yield from Urban Solid Waste in Nepal. The 6 th National Ph.D. Candidates Academic Conference- New Theories and Technologies in Environmental Science and Engineering, Beijing, P. R. China. Oct. 16-19. P. 32.
  27. Jianzheng Li, Qiaoying Ban, Liguo Zhang, Ajay Kumar Jha (2012). A Review on Syntrophic Propionate-Oxidation in Anaerobic Digestion System. International Journal of Agriculture and Biology, 14(5): 843-850 (SCI).
  28. Zhang Liguo, Jianzheng Li, Qiaoying Ban, Junguo He, Ajay Kumar Jha (2012). Metabolic Pathways of Hydrogen Production in Fermentative Acidogenic Microflora. Journal of Microbiology and Biotechnology. 22(5): 668~673 (SCI).
  29. Guo-chen Zheng, Jian-zheng Li, Li Wei, Feng Zhao, Shuang-shi Dong, Ajay Kumar Jha, Zhao-han Zhang and Yong-sheng Zhao (2012). Survey of Combined Hydrogen-Methane Production in Anaerobic Baffled Reactor (ABR). Advanced Materials Research 550-553, 3180-3183 (EI & ISTP).
  30. Ajay Kumar Jha (2012). Biowastes: Dry advice, Waste Management World, January/February Issue, p. 23-24.
  31. Ajay Kumar Jha, Jianzheng Li, Sushama Pradhan and Mike Hoover (2011). Current Practices of Solid Waste Management and a Sustainable Perspective in Kathmandu Valley, Nepal. Waste Management, 31: 2647–2651 (SCI).
  32. Ajay Kumar Jha, Jianzheng Li, Loring Nies and Zhang Liguo (2011). Research Advances in Dry Anaerobic Digestion Process of Solid Organic Wastes. African Journal of Biotechnology 10(65):14242-14253 (SCI).
  33. Jianzheng Li, Ajay Kumar Jha, Junguo He, Qiaoying Ban, Sheng Chang and Peng Wang (2011). Assessment of the Effects of Dry Anaerobic Co-digestion of Cow Dung with Waste Water Sludge on Biogas Yield and Biodegradability. International Journal of the Physical Sciences, 6(15):3679-3688.
  34. Ajay Kumar Jha, Jianzheng Li, Nawraj Bhattarai, Bingling Ai and Cheng Liu (2011). Biomethanation of Organic Waste under Psychrophilic Conditions. Proceedings of Third International Conference on Addressing Climate Change for Sustainable Development through Up-scaling Renewable Energy Technologies. October 12-14, Kathmandu, Nepal. P. 151-155.
  35. Guochen Zheng, Junguo He, Jianzheng Li, Ajay Kumar Jha and Liguo Zhang (2010). Optimization of Detecting Hydrogenase Activity for Acidogenic Fermentation of Activated Sludge. Journal of Harbin Institute of Technology (New Series), 17(5): 721-725 (EI).
  36. Ajay Kumar Jha and Suvita Jha (2010). Potential Biogas Resources in Nepal.Technical Journal of Nepal Engineers’ Association (ISSN 2091–0592-1), XLII-EC28 (1): 16-22.
  37. Ajay Kumar Jha, Sushma Pradhan, Li Jianzheng and Mike Hoover (2010). Utilization of Municipal Solid Waste for Renewable Energy (Biogas and Heat-electricity) Production. The Fifth International Conference on Environmental Science and Technology, July 12-16. Houston, Texas, USA.
  38. Ajay Kumar Jha, Jianzheng Li, Junguo He and Chang Sheng (2010). Optimization of Dry Anaerobic Fermentation of Solid Organic Wastes. Advanced Materials Research, 113-114:740-743 (EI & ISTP).
  39. Ajay Kumar Jha, Junguo He, Jianzheng Li and Guocheng Zheng (2010). Effect of Substrate Concentration on Methane Fermentation of Cattle Dung. Proceedings of 2010 International Conference on Challenges in Environmental Science and Computer Engineering, 6-7 March, Wuhan, China, p. 512-515 (EI & ISTP).
  40. Jianzheng Li and Ajay Kumar Jha (2009). Energy Recovery from Solid Organic Wastes by Dry Methane Fermentation. International Conference on Renewable Energy Technology for Sustainable Development. 12-14 November, Kathmandu, Nepal. P.6.
  41. Ajay Kumar Jha and Jianzheng Li (2009). Anaerobic Digestion Processes for Energy Recovery and Waste Management in Nepal. 3 rd Specialized Conference on Decentralized Water and Waste Water International Network. 10-13 November, Kathmandu, Nepal, P. 9.
  42. Ajay Kumar Jha and Jianzheng Li (2009). Waste Management and Energy Recovery by Anaerobic Digestion Process. Technical Journal of Nepal Engineers’ Association, p. 1-9.
  43. Ajay Kumar Jha and Nawraj Bhattarai (2009). Relation between Air Pollution and Climate Change. Presented in 11 th National Convention of Engineers, May13-15, Kathmandu, Nepal, p. 36.
  44. Ajay Kumar Jha and Nawraj Bhattarai (2008). Waste Water treatment in Nepal. E-vision, 9.
  45. Ajay Kumar Jha and Jagan Nath Shrestha (2006). Feasibility Study and Economical Analysis of Solar Powered Battery Operated Boat. Proceedings of First National Conference on Renewable Energy Technology for Rural Technology, October 12-14, Kathmandu, Nepal. P. 179-186.
  46. Ajay Kumar Jha (2004). Status of Solar Water Pumping System in Nepal. Presented in Nepal Engineers’ Association National Conference. Kathmandu, Nepal.
  47. Ajay Kumar Jha and Barun Lal Karna (2000). Engineering Introduction. E-vision. 2:79-80.

  Course Manual Writing

  1. Manual on Biogas Appliances, Alternative Energy Promotion Center and Multiscope Consultancy P. Ltd.
  2. Update of Manuals, Solar PV Technician Level I, Solar PV Technician Level II and Solar PV Design Engineers.
  3. Solar Water Pumping System, Alternative Energy Promotion Center and GRID-Nepal/CES, IOE.
 
Dr. Ajay Kumar Jha