1. [Home](https://www.g2.com/) 2. ... 3. [Oil and Gas Simulation and Modeling Software](https://www.g2.com/categories/oil-and-gas-simulation-and-modeling) 4. [Aspen HYSYS Discussions](https://www.g2.com/products/aspen-hysys/discuss) [ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_9559b073cabbd8f5db1d7e5636e38ee9/aspen-hysys.jpg "Product Avatar Image") ](/products/aspen-hysys/reviews) [ Aspen HYSYS ](/products/aspen-hysys/reviews) (45)4.5/5 Maximize safety, throughput and profits by optimizing the entire site in one environment using industry-validated simulation accuracy and time-saving workflows. Show More * * * ### 71.0 Nps Score Already have Aspen HYSYS? ### All Aspen HYSYS Discussions Search Most CommentedMost HelpfulPinned by G2Newest All DiscussionsDiscussions with CommentsPinned by G2Discussions without Comments FilterFilter Filter byExpand/Collapse Sort by Most Commented Most Helpful Pinned by G2 Newest Filter by All Discussions Discussions with Comments Pinned by G2 Discussions without Comments ![Pinned by G2 as a common question](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pinned by G2 as a common question") G2 Pinned by G2 as a common question • over 2 years ago More Options - [ # What is Aspen HYSYS used for? ](/discussions/what-is-aspen-hysys-used-for) What is Aspen HYSYS used for? [ Oil and Gas Simulation and Modeling Software ](https://www.g2.com/tags/oil-and-gas-simulation-and-modeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.&title=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Pinned by G2 as a common question](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pinned by G2 as a common question") G2 Pinned by G2 as a common question • over 3 years ago More Options - [ # How do I learn Aspen Hysys? ](/discussions/how-do-i-learn-aspen-hysys) How do I learn Aspen Hysys? [ Oil and Gas Simulation and Modeling Software ](https://www.g2.com/tags/oil-and-gas-simulation-and-modeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.&title=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Pinned by G2 as a common question](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pinned by G2 as a common question") G2 Pinned by G2 as a common question • over 3 years ago More Options - [ # How much does Aspen Hysys cost? ](/discussions/how-much-does-aspen-hysys-cost) How much does Aspen Hysys cost? [ Oil and Gas Simulation and Modeling Software ](https://www.g2.com/tags/oil-and-gas-simulation-and-modeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.&title=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Pinned by G2 as a common question](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pinned by G2 as a common question") G2 Pinned by G2 as a common question • almost 4 years ago More Options - [ # Which is better Aspen Hysys vs Aspen Plus? ](/discussions/which-is-better-aspen-hysys-vs-aspen-plus) Which is better Aspen Hysys vs Aspen Plus? [ Oil and Gas Simulation and Modeling Software ](https://www.g2.com/tags/oil-and-gas-simulation-and-modeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.&title=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Pinned by G2 as a common question](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pinned by G2 as a common question") G2 Pinned by G2 as a common question • about 4 years ago More Options - [ # What is Aspen Hysys for? ](/discussions/what-is-aspen-hysys-for) What is Aspen Hysys for? [ Oil and Gas Simulation and Modeling Software ](https://www.g2.com/tags/oil-and-gas-simulation-and-modeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.&title=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Verified User](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User") G2 Verified User • over 5 years ago More Options - [ # user can use this software for their process plant optimization. Industries include Oil and Gas Industries, Fertilizer Sector, Oil Refineries ](/discussions/32878-user-can-use-this-software-for-their-process-plant-optimization-industries-include-oil-and-gas-industries-fertilizer-sector-oil-refineries) Process optimization for process industries, Industries include Oil and Gas Industries, Fertilizer Sector, Oil Refineries. daily monitoring of plant operation and debottlenecking. [ Oil and Gas Simulation and Modeling Software ](https://www.g2.com/tags/oil-and-gas-simulation-and-modeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.&title=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Verified User](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User") G2 Verified User • over 5 years ago More Options - [ # I need more practic to simulate high sulfur oil distillation ](/discussions/49857-i-need-more-practic-to-simulate-high-sulfur-oil-distillation) ? [ Oil and Gas Simulation and Modeling Software ](https://www.g2.com/tags/oil-and-gas-simulation-and-modeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.&title=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Aspen+HYSYS+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Aspen+HYSYS+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%0aAsk+Aspen+HYSYS+questions+and+get+answers+from+expert+users+in+our+Aspen+HYSYS+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ## Start a New Software Discussion Have a software question? Get answers from real users and experts [Start A Discussion](/products/aspen-hysys/discussions/new) * * * ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_9559b073cabbd8f5db1d7e5636e38ee9/aspen-hysys.jpg "Product Avatar Image") ### Have you used Aspen HYSYS before? Answer a few questions to help the Aspen HYSYS community [ Yes ](javascript:void(0))[ Yes ](https://www.g2.com/authorize?form=signup&return_to=https%3A%2F%2Fwww.g2.com%2Fproducts%2Faspen-hysys%2Fdiscuss%3Fsmall_ask%3Daspen-hysys) No