Even Solbraa

icon indicating a website link https://www.ntnu.edu/employees/even.solbraa

icon company Equinor icon location Trondheim, Norway icon location Senior advisor at Equinor Research Centre in Trondheim (Norway) and professor at Norwegian University of Science and Technology (NTNU).

Results 55 issues of Even Solbraa

Add SuperTrapp methods

1 comment

**Is your feature request related to a problem? Please describe.** Would be nice to have accuracy viscosity and thermal conductivity calculation uing SUPETRAPP in NeqSim. For natural gas and CO2/hydrogen...

enhancement

Dynamic simulation examples

handle NACl

**Is your feature request related to a problem? Please describe.** Handel NaCl in input and return using models such as SRK/PR/CPA. **Describe the solution you'd like** Shouldn NaCl as a...

Improve GOR fitter class

1 comment

1. Need to work with water phase 2. It set GVF /actual conditions how to handle water 3. possible to set water cut direct.

Error/Exception when using a 3 phase separator for a stream with only gas and oil

Example when we get the error: In this case the water in the feed is set to 0, and we will only have gas and oil in inlet separator. feedFluid...

bug

Add F-function second order derivatives for PC-saft EoS

1 comment

enhancement
help wanted

Linear algebra wrapper

A number of linear algebra libraries are used in NeqSim. The currently most used linear algebra library in NeqSim is EJML (because of speed). Examples of such libraries are JAMA,...

enhancement
help wanted

Update docmentation about how to add new thermodynamic model:

https://github.com/equinor/neqsim/wiki/Adding-a-thermodynamic-model-in-NeqSim

fix calculation of vapour pressure line of single components

Error when calculating vapour pressure line close to critical point of single components

bug

Create plus fluid from characterized fluid

funktion to get plus flom characterized fluid: .getPlusfromChar('C10') .getPlusfromChar(charfluid,'C10')