VacTran v3.50

VacTran v3.50: Vacuum System Design & Calculation Software

VacTran v3.50 is the latest version of the specialized vacuum calculation software developed by Professional Engineering Computations, designed for R&D and industrial vacuum system modeling .

Key Features

Pump Down Analysis

• Calculate chamber pump-down time including gas loads

• Model multiple pump/conductance combinations (up to 6 stations)

• Simulate pressure rise during leak-back checks

Conductance Calculations

• Supported Shapes: Circular, annular, elliptical, triangular, rectangular, conical, slit, and orifice

• Volume/Area Modeling: Box, sphere, bell jar, cylinder, torus, 4-way and 6-way intersections

Outgassing Library

• Literature values for multiple material outgassing rates

• Model multiple surfaces simultaneously

• Include permeation through o-rings and known gas flows

Pump Curve Digitizer

• Import pumping speed curve images

• Point-and-click to build custom pump curves

• Add to pump library for future use

Core Capabilities