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Description
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
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Calculate chamber pump-down time including gas loads
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Model multiple pump/conductance combinations (up to 6 stations)
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Simulate pressure rise during leak-back checks
Conductance Calculations
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Supported Shapes: Circular, annular, elliptical, triangular, rectangular, conical, slit, and orifice
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Volume/Area Modeling: Box, sphere, bell jar, cylinder, torus, 4-way and 6-way intersections
Outgassing Library
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Literature values for multiple material outgassing rates
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Model multiple surfaces simultaneously
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Include permeation through o-rings and known gas flows
Pump Curve Digitizer
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Import pumping speed curve images
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Point-and-click to build custom pump curves
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Add to pump library for future use
Core Capabilities
| Capability | Description |
|---|---|
| Flow Regime Modeling | Automatic selection of continuum, transitional, or molecular flow formulas |
| Conductance Comparison | Compare different conductance elements |
| Graph Gallery | Auto-save calculated curves |
| Interactive Help | Built-in vacuum technology training manual |
Technical Information
| Feature | Details |
|---|---|
| Developer | Professional Engineering Computations |
| Version | 3.50 |
| Platform | Windows (likely 32-bit) |
| Industry | Vacuum system design, R&D, industrial engineering |
| Availability | Commercial (pricing available upon request) |
Applications
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Research & Development: High vacuum system prototyping
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Industrial Vacuum: Pump-down time prediction for manufacturing
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Semiconductor: Process vacuum system optimization
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Academic: Vacuum characteristics simulation and validation