Vacuum Technology Know How - Triumf

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Vacuum Technology
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Table directory
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Table 1.1 Total pressure and composition of air at 20 °C 10
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and 50 % relative humidity
Table 1.2 Pressure ranges / Molecular number density 11
Table 1.3 Conversion table for units of pressure 11
Table 1.4 Molar masses and mean thermal velocities of various gases 13
Table 1.5 Mean free paths of various gases at 0 °C 14
Table 1.6 Conversion table for units of flow, length and temperature 17
Table 2.1 HenaLine performance data 32
Table 2.2 UnoLine Plus performance data 32
Table 2.3 PentaLine performance data 33
Table 2.4 DuoLine performance data 33
Table 2.5 Duo M series performance data 34
Table 2.6 Duo C series and Duo MC series performance data 34
Table 2.7 Oil types for backing pumps and Roots pumps 35
Table 2.8 Diaphragm pump performance data 39
Table 2.9 XtraDry piston pump performance data 41
Table 2.10 HeptaDry series connections 45
Table 2.11 HeptaDry performance data 45
Table 2.12 OktaLine performance data 52
Table 2.13 OnTool Booster performance data 57
Table 2.14 Comparison between turbopumps and turbo drag pumps 67
Table 2.15 HiPace ....................................................................
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performance data 68
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Table 2.16 Drives and power supplies 69
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Table 3.1 Transmitters and vacuum gauges 80
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Table 3.2 Pressure sensor selection table 81
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Table 4.1 Filament materials and their employment 95
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Table 4.2 Detectors and their attributes 103
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Table 4.3 Various gas inlet systems and their attributes 105
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Table 5.1 SmartTest leak detector selection table 119
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Table 6.1 O-ring groove dimensioning table for axial, static seals 123
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Table 6.2 Comparison of sealing materials 126
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Table 7.1 Volume flow rate (pumping speed) of a Roots pumping station 141
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Page 155
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