TONGKUN HENGTONG, a major PET producer in China, sought to recover low-temperature waste heat from its processes and reuse it as a valuable energy source.
EXERGY delivered three integrated high-temperature heat pump and Mechanical Vapour Recompression (MVR) lines, providing 14 MWth and upgrading waste heat at 60-70 °C into high-pressure steam for production, enabling significant energy recovery and improved operational efficiency.


