Category Natural gas processing

Estimating ethylene glycol injection rate for hydrate inhibition

In refrigeration and choke plants, gas is cooled to low temperatures (usually between -10 C and -30 C), to meet hydr...


Category Air emissions management

Predicting BTEX emissions in refrigeration plants - April 2012 GPA presentation

Process Ecology presented a paper at the April 2012 GPA conference in New Orleans – “BTEX Emissions from...


Category Training and support

Improving flowsheet convergence in HYSYS

For many HYSYS flowsheet applications, logical operations such as the Adjust or Recycle are required to ensure that...


Category Training and support

Simulating Pressure Profile in HYSYS

For most unit operations in HYSYS (Steady-State), pressure profiles and/or pressure changes in equipment are specifi...


Category Training and support

Modeling a column reboiler as a detailed heat exchanger

Note: this article applies to HYSYS 2006.5 and earlier - in v7 Aspentech introduced reboiler options in the Inpu...


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