May 28, 2019
Comments Off on OpenMDAO 2.7.0 Released
OpenMDAO 2.7.0 has been released. Here are the release notes listing the new features, bug fixes and a couple of backwards-incompatible changes: New Features: You can now define guess_nonlinear method at the group level New documentation added about the N2 … Continue reading
February 22, 2019
Comments Off on OpenMDAO 2.6.0 Released!
OpenMDAO 2.6.0 is out! Here are the release notes listing the new features, bug fixes and a couple of backwards-incompatible changes: New Features: ————- MetaModelStructured will detect NaN in requested sample and print a readable message. ScipyOptimizeDriver now supports Hessian calculation … Continue reading
February 14, 2019
Comments Off on A fond farewell to Keith Marsteller
Many users of the OpenMDAO framework have interacted with Keith Marsteller in one way or another over the last 11 years. Keith has decided to move on to other projects and interests and, though the development team is sad to … Continue reading
February 1, 2019
Comments Off on OpenMDAO Papers for Scitech 2019
There are several new papers, published for Scitech 2019, that used OpenMDAO as a tool to reach their conclusions, that we wanted to share. Here are seven OpenMDAO-related works that you may find interesting: “Battery performance modeling on sceptor x-57 … Continue reading
January 22, 2019
Comments Off on The OpenMDAO Paper!
A lot of blood, sweat, and tears has gone into OpenMDAO over the years. The project planning started in 2007, coding started in 2008, and our first release came in 2010. We’ve been through three major versions of the code: … Continue reading
November 8, 2018
Comments Off on Research Debt
There is a new online journal called distill.pub that has an interesting new format. It places a particular emphasis on clear explanations of concepts and high-quality infographics that help to further understanding. This is so obviously a good idea, that … Continue reading
October 31, 2018
Comments Off on OpenMDAO version 2.5.0 is released!
OpenMDAO 2.5.0 is out, containing lots of new features, including some backwards-incompatible changes. Here are the release notes: Release Notes for OpenMDAO 2.5.0 October 31, 2018 New Features: ————– – list_outputs() method now includes a `prom_name` argument to include the … Continue reading
August 1, 2018
Comments Off on OpenMDAO 2.4.0 Released!
Release Notes for OpenMDAO 2.4.0 August 1, 2018 New Features: ————– – Better error message when upper and lower have the wrong shape for add_design_var and add_constraint methods. – pyOptSparseDriver now runs the initial condition for ALPSO and NSGA-II optimizers. … Continue reading
June 12, 2018
Comments Off on OpenMDAO 2.3.0 Released!
We’re proud to announce the release of OpenMDAO 2.3.0. This is a substantial release that comes with many new features. Some of the new features are small, but there are are few major ones. You can read all the details … Continue reading
April 2, 2018
Comments Off on OpenMDAO 2.2.1
OpenMDAO 2.2.1 came out today. Here are the release notes: Release Notes for OpenMDAO 2.2.1 April 2, 2018 New Features: ————– – check_partials() improvements to formatting and clarity. Report of potentially-bad derivatives summarized at bottom of output. – check_partials() only … Continue reading