Cryogenic Helium Refrigeration for Middle and Large Powers

Units and Symbols.- 1 Introduction.- 2 Some Reminders about Cryogenics and Others.- 3 Heat Exchangers for Cryogenic use, Reminders.- 4 Basic Cycles for Helium Refrigeration and Liquefaction.- 5 Special Cycles for Helium Refrigeration and Liquefaction.- 6 Technology of the helium Refrigeration Components.- 7 Helium.- 8 Introduction to off-design Operation.- 9 Process control.- 10 Operating Modes of a Helium Refrigeration Plant.- 11 Operation and Maintenance of a Helium Plant.- 12 A Few Examples of Existing Plants.- 13 A Helium Plant Specification.- 14 Commissioning Tests.- 15 The Cryo Tool Box.- 16 Annex 1 Starting procedures for screw compressors.- 17 Annex 2 More on ORS.- 18 Annex 3 Heat exchangers operating in a horizontal position.- 19 Annex 4 Introduction to the Grafcet language for the description of an automation procedure.- 20 Terminology.

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• Física aplicada
• Física das temperaturas baixas
• Termodinâmica aplicada à engenharia

Materials for cyrogenic engineering;Heat exchangers for cyrogenics;Helium refrigeration and liquefaction;Thermodynamic cycles for cryogenics;Cryogenic rotating machines;Helium analysis and purification;Control of cryogenic centrifugal compressors;Helium refrigeration plants;HEPAK software