Dr.Parnuwat’s Profile


  • เทคโนโลยีการแยกสารให้บริสุทธิ์ เทคโนโลยีลดผลกระทบทางสิ่งแวดล้อมจากการจัดการของเสียอุตสาหกรรม
  • เทคโนโลยีการใช้ประโยชน์จากของเสีย เทคโนโลยีการจัดการของเสียอุตสาหกรรมปิโตรเคมี
  • การประเมินวัฏจักรชีวิตของการจัดการของเสีย การประเมินคาร์บอนฟุตพริ๊นต์ผลิตภัณฑ์ (Carbon Footprint of Product: CFP)
  • การประเมินคาร์บอนฟุตพริ๊นต์องค์กร (Carbon Footprint Organization: CFO)
  • การประเมินก๊าซเรือนกระจกองค์กรตามแนวทาง ISO14064-1


Ph.D. (Environmental Management), Chulalongkorn University.
M.Eng. (Chemical Engineering), Chulalongkorn University.
B.Eng. (Chemical Engineering), King Mongkut’s University of Technology Thonburi.

International Publications: 

  • Tuntiwiwattanapun, N., Usapein, P., Tongcumpou, C. 2017. The energy usage and environmental impact assessment of spent coffee grounds biodiesel production by an in-situ transesterification process. Energy for Sustainable Development 40 p. 50-58.
  • Usapein, P., Tongcumpou, C. 2016. Greenhouse Gas Emission in Jewelry Industry: A Case Study of Silver Flat Ring. Applied Environmental Research; 38 (1) p. 11-17.
  • Usapein, P., Chavalparit, O. 2015. Life cycle assessment of bio-sludge for disposal with different alternative waste management scenarios: a case study of an olefin factory in Thailand. Journal of Material Cycles and Waste Management. DOI: 10.1007/s10163-015-0385-8
  • Usapein, P., Chavalparit, O. 2015. Evaluating the performance of 3R options to reduce landfill wastes using the 3R indicator (3RI): case study of polyethylene factories in Thailand. Journal of Material Cycles and Waste Management; 17 (2) p. 303-311.
  • Usapein, P., Chavalparit, O. 2014. Development of Sustainable Waste Management toward Zero Landfill Waste for Petrochemical Industry in Thailand by Using a Comprehensive 3R Methodology: A Case Study. Waste Management & Research 32 (6) p. 509-518.
  • Usapein, P., Chavalparit, O. 2014. Options for sustainable industrial waste management toward zero landfill waste in a high-density polyethylene (HDPE) factory in Thailand. Journal of Material Cycles and Waste Management 16 (2) p.373-383.
  • Usapein, P., Lothongkum, A.W., Prakorn R., Pancharoen, U. 2009. Efficient transport and selective extraction of Cr(VI) from waste pickling solution of the stainless steel-cold rolled plate process using Aliquat 336 via HFSLM. Korean Journal of Chemical Engineering 26 (3) p.791-798.

International Conferences: 

  • “Evaluating the Performance of 3Rs Options by 3R Indicator (3RI): Case study of Polyethylene factory in Thailand.” Presented at The 3R International Scientific Conference on Material Cycles and Waste Management, Kyoto, Japan, March 10th –13th, 2014.
  • “GWP and AP Estimation from Waste Management Options for Bio-Sludge from Industrial Wastewater Treatment Plant: Case Study a Petrochemical Industry in Thailand”. Presented at Asian Conference on Civil, Material and Environmental Sciences (2013 ACCMES), Tokyo, Japan, March 15th-17th, 2013.
  • “Industrial Solid Waste Management System in Thailand: Status, Problem, and Opportunity.” Presented at 1stInternational Conference on Desalination using Membrane Technology, Spain, April 7th-10th, 2013.
  • “Solid Waste Management for the Petrochemical Industry in Thailand by using 3R’s Option.” Presented at The 4th AUN/SEED-Net Regional Conference on Global Environment and Seminar of NRCT- JSPS Asian Core Program, Thailand, January 18th-19th, 2012.