ABSTRACT

Two-Phase Thermosyphons ......................................................... 323 9.2 Conditions of Effective Work of Two-Phase Thermosyphons ............ 324

9.2.1 Thermodynamic Conditions of Effective Work of CTTs .......... 324 9.2.2 Hydrodynamic Conditions of Effective Operating Modes

of Thermosyphons ......................................................................... 328 9.2.3 Choice of Intermediate Heat-Transfer Agent ............................. 332

9.3 Characteristics of Transfer Processes ......................................................338 9.3.1 Peculiarities of Transfer Processes ..............................................338 9.3.2 Heat Exchange in the Evaporation (Boiling) Zone of Heat

Medium ........................................................................................... 339 9.3.3 Heat Exchange in the Condensation Zone .................................343 9.3.4 Limiting Heat Fluxes .....................................................................346 9.3.5 Upper Boundary of Heat-Transmitting Capability of

Thermosyphons .............................................................................349 9.3.6 Thermodynamic Similarity of Crisis Phenomena in CTTs ..... 352

9.4 Concluding Remarks .................................................................................353 9.5 Nomenclature .............................................................................................353 References .............................................................................................................354

9.1.1 Determination and Operation Principle