Laurence Helweg Vacuum Technology Expert
Lawrence Helweg 4306 Cherry Hill Dr. Poughkeepsie, NY 845-849-0200 Vonage Customers Click to Call Send Email to Larry Helweg  

 Section I  -  Laws and Definitions (4 - 6 Hrs.)

    A.  Vacuum
    B.  Atoms & Molecules - Kinetic Theory
    C.  Gas
    D.  Pressure
    E.  Atmospheric Pressure
    F.  Partial Pressure
    G.  Dalton's Law
    H.  Boyle's Law
     I.   Charles' Law
    J.  Gay-Lussac Law
    K.  General Gas Law
    L.  Ideal Gas Law
    M. Gram-Mole & Avogadro's Law
    N.  Q
    O. Vapor Pressure & Hoenig's Curves
    P. Mean Free Path

 Section II  -  Components  (10- 12 Hrs.)

   A.  Mechanical Pumps
              1. Rotary Oil-Sealed
              2. Roots "Blowers"
              3. "Claw" Pumps
              4. Combination "Dry" Pumps
              5. Screw Pumps
              6. Piston Pumps
    B.  Vapor Diffusion Pumps
    C.  Valves, Traps, Baffles
    D.  Chambers
    E.  Gauges
             1. Thermal Conductivity
             2. "Hot" & "Cold" Ionization
             3. Radioactive
             4. Capacitance Manometers
             5. Shultz-Phelps
 

 Section III - Complete System   ( 8 - 10 Hrs.)

  
A. Conductances
               1. Gas Flow Regimes
               2. Conductance Formulae
   B. Pump Sizing
   C. Sequential Valving
   D. Safeties & Gauge Points
   E. Equipment Environment
             1. Utilities
             2. Space
             3. Maintainability Considerations
 

 

Section IV  -  Other Pumping Stations

   A.  Load Lock Diffusion Pumped System
                1. Advantages & Disadvantages
                2. Multi- chamber systems  
   B.  Titanium Sublimation Pumps (optional) 
                1. TSP System
   C.  Sputter Ion Pumps (optional)
                 1.  Electromagnetic
                 2.  Diodes
                 3.  Triodes                       
   D.  Turbomolecular Pumps
                 1.  Vertical  
                 2.  Horizontal     
                 3.  Drag         
                 4. Turbo-drag
                 5. TMP System
   E.  Sorption Pumps (optional)
                 1.  Cryosorption
   F.  Cryopumping
                 1.  He Recirculation

 Section V -  Materials  (Sect. V & VI  8 - 10 Hrs)

     A. Five Basic Material Considerations 
     B. Pump Fluids and Lubricants
     C. Elastomers and Metal Seals
     D. Glasses & Ceramics
     E. Metals - Finishes, Plating, etc.
     F. Solvents and Cleaning

 Section VI  - General Maintenance

    A. Maintenance "Hints & Kinks"
    B. Tools & Assembly Tips
    C. Operator Guidelines
    D. Leaks & Leak-up  

  Section VII  -  Associated Equipment    (Sect. VII  8 Hrs.)

    A.  He Mass Spectrometer Leak  Detectors 
                 1.  Mass Spectrometers
                 2. Types "1, 2, & 3" instruments
                 3.  Leak Detection Techniques                      
     B.  R.G.A.s
                 1.  Types
                 2. "Cracking Patterns"
                 3. Applications

                 * Next page : Course overview

 

Previous PageGo to Top of PageNext Page

 

 

Website Designed By 411 Web Design Group of Las Vegas