Background
Piyasan was born on December 4, 1950 in Bangkok. Son of Chamras and Boonnak Praserthdam.
Piyasan was born on December 4, 1950 in Bangkok. Son of Chamras and Boonnak Praserthdam.
Piyasan studied at Chulalongkorn University in Bangkok. In 1973 he received a degree of the Bachelor of Engineering. In 1976 he was a student of the PINY. He became a Master of Science. In 1980 Piyasan studied at Institut of National des Sciences Appliquées in France. He received a degree of the Doctor of Engineering.
From 1994 to 1996 Piyasan worked as a Consultant in National Petrochemical Company in Rayong, Thailand. In a year Piyasan was a professor at the University of Chulalongkorn. From 1999 to 2000 Piyasan worked in Petroleum Authority of Thailand in Ayuthaya, Thailand.
Piyasan married to Vichitra Lak Thong.