Aspen Technology Inc. released version 8.3 of its aspenONE software, which includes new functionality in Aspen HYSYS software—acid gas cleaning for model gas sweetening units and pressure safety valve sizing integrated from the acquisition of PSVPlus, a process software for pressure relief valves calculation and design.

Both acid gas cleaning and pressure safety valve sizing are included in Aspen HYSYS in a single modeling environment with intuitive workflows, according to a company release.

The new version of aspenONE software, including the new release of Aspen HYSYS, is available immediately.