Structural Mechanics of Engineering Constructions and BuildingsStructural Mechanics of Engineering Constructions and Buildings1815-52352587-8700Peoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)11158Research ArticlePRESSURE OSCILLATIONS CHANGE IN CIRCULAR CYLINDRICAL SHELLS WHEN SECTIONS WITH LOW SPEED OF PRESSURE WAVES PROPAGATION ARE INTRODUCEDRekachF V-Peoples Friendship University of Russia, Moscow150320143657012092016Copyright © 2016, Structural Mechanics of Engineering Constructions and Buildings2016Analysis of pressure oscillations in a pipe-line when sections with low speed of pressure waves propagation is given.pressure oscillationswater withdrawalколебания давленияскорость звука