PRESSURE OSCILLATIONS IN CIRCULAR CYLINDRICAL SHELLS UNDER SWITCHING - OFF OF CENTRIFUGAL PUMPS WITH DIFFERENT INERTIA MOMENT AND SUTER DIAGRAMS

A model of centrifugal pump, working both: as a boarder element and in ring schemes is described. Analysis of pressure oscillations, depending on inertia pump moment and Suter diagrams is given

PRESSURE OSCILLATIONS CHANGE IN CIRCULAR CYLINDRICAL SHELLS WHEN SECTIONS WITH LOW SPEED OF PRESSURE WAVES PROPAGATION ARE INTRODUCED

Analysis of pressure oscillations in a pipe-line when sections with low speed of pressure waves propagation is given

PRESSURE OSCILLATIONS IN CIRCULAR CYLINDRICAL SHELLS UNDER CONTINUITY DISTURBANCE OF FLUID COLUMNS

Analysis of a pipe-line with a reservoir and a gate valve under continuity disturbance of fluid columns is described in an article. Results are compared with experiments

REDUCTION OF FORCED OSCILLATIONS AMPLITUDE IN CIRCULAR CYLINDRICAL SHELLS WITH PRESSURE STABILIZER WITHOUT ELASTIC CHAMBERS

Effective facility for reduction of harmful wave processes in circular cylindrical shells based on waves interference, dissipative and damping action is described

PRESSURE OSCILLATIONS CHANGE IN CIRCULAR CYLINDRICAL SHELLS UNDER HIGH PRESSURE WAVES PROPAGATION ZONE LIMITATION

Analysis of pressure oscillations in a pipe line, limited by gate valves, closing nearly simultaneously under water withdrawal with constant pressure is give

METHODS OF COMPARISON IN ANALYSIS OF UNSTEADY LIQUID MOTION IN CIRCULAR CYLINDRICAL SHELLS

A short essay of pressure pipelines analysis on water hammer and pressure oscillations by exact methods is described in this pape

PRESSURE OSCILLATIONS IN CIRCULAR CYLINDRICAL SHELLS WITH MEMBRANE - DISCHARGE DEVICE

A model of membrane - discharge device is described. Analysis of pressure oscillations, depending on its parameters is give

Determination of optimal perforation square in a cap under water hammer in pressure water lines

Pressure oscillations in water lines with air cap (pressure stabilizer) under water hammer are considered. Method of characteristics is used. Problem of optimal perforation square in a cap is investigated. A problem of optimal perforation square in an air cap is considered

Reduction of harmful oscillations of definite frequence with rigit pressure stabilizer

Analysis and design of device for reduction of harmful pressure oscillations is described in this article. Is used characteristics method with constant time step

Analysis of Admissible Loads Accounting Different Factors

Analysis of admissible loads accounting different factors is given