Dinchev

Hello
Where can I download the latest pumpsim manual in English? I have two in my installation directory on my computer and they are both in Spanish.

Hi,
When I change some sloping branches, the percentage gradient looks weird. For example, in Attachment the gradient is 26118%, which in itself is impossible. Is this an error? What is the method for calculating the branch gradient?

Using VentSim Design Premium (Version 5.2.8.6 - 64bit)

Hi,

Update version to v.5.2.8.6 x64 from https://ventsim.com/download/minor-releases/

I had the same problem with v.5.2.8.5 x64. The problem is solved in the new version.

Hello,
When we use a fan as a jet fan or Jetfan, its performance (trust) or (induced pressure) also depends on the density of the air. However, after the change in air density, productivity does not change, only the speed factor. Please check  (trust) changes from air density changes.

Using VentSim Design Premium (Version 5.2.81 - 64bit)