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 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...


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 Oil sands / heavy oil

Heavy Oil and Bitumen Characterization

Process Ecology’s heavy oil and bitumen characterization services target the increasing challenge of transport...


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Latest Articles

  • December 12, 2017 / Samaneh Hajipour, Ph.D. P.Eng.

    Steam Assisted Gravity Drainage (SAGD) is a thermal bitumen production technology widely used in Nor...

  • December 12, 2017 / Laura Chutny, M Eng., P.Eng.

    Who: Upstream Oil and Gas ProducersWhat: Inventory of methane emitting equipmentWhere: Western...

  • June 20, 2017 / Ted Yang, M.Sc., P.Eng.

    IntroductionRaw natural gas consists primarily of methane (CH4), and varying amounts of higher molec...