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· automotive - carburetion and controls · biological - pharmaceutical distillation

Technologies that use low pressure environments. · automotive - carburetion and controls · biological - pharmaceutical distillation · braking - trains · cathode ray tubes · environmental controls and cleanup · food procession · information transfer · lighting

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· automotive - carburetion and controls · biological - pharmaceutical distillation

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  1. Technologies that use low pressure environments • · automotive - carburetion and controls • · biological - pharmaceutical distillation • · braking - trains • · cathode ray tubes • · environmental controls and cleanup • · food procession • · information transfer • · lighting • · materials characterization • · materials handling • · materials processing • · refrigeration • · space exploration and sciences • · semiconductors • · thin film growth • · vacuum coatings and brazing

  2. Carbon nanotube electron emission device

  3. Large vacuum brazing oven for automotive air conditioning assemblies

  4. Computer hard drive assembly

  5. Pressure ranges for low pressure technologies

  6. Ö Ö Ö Ö Ö Ö Ö Ö www.avseducation .org

  7. Pumps and gauges • Check a rotary vane pump here. • Check an ion gauge here.

  8. Expanding Balloon in Vacuum

  9. Latent Heat of Vaporization P c 218 atm ) e Melting Curve l a c s Vapor Pressure Curve o t Liquid t o Solid n ( g H 760 Vapor m m 4.58 e r u Triple Point s supercooling s e Sublimation Curve r P o o T c 0.16 100 o 374 o Temperature C (not to scale)

  10. Valve Gauge Pump Motor Adiabatic Expansion of Moist Air The Cloud Chamber

  11. Force(Pa) Suction Cup Area (m2)

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