Calculation of acoustical pressure in the main water pipeline filled with water is in-process carried out, at affecting of cavitation processes. Calculation is lead by means of interactive system MatLab

Keywords: Acoustics, pressure, extending, wave, the main water pipeline, cavitation

Features of sampling of the piezoceramic transducer for the arrangement of structural monitoring of water supply systems are in-process observed and calculations of basic performances of the sensing transducer (material PZT-5A) are led

Keywords: piezoceramic transducer, ultrasound, monitoring, structure, extending, water supply systems

The device for energy takeoff in water systems on a bottom piezoceramic a device entrained in a water stream is in-process observed. The water stream, contacting with piezoceramic a device, calls it oscillations and potential emersion on plates.

Keywords: piezoceramic a device, piezooscillator, monitoring, structure, a water stream, water supply systems

In operation the case of distribution of an ultrasonic wave in a water pipe located in the dense ground and subject to activity of radial pressure of a ground is viewed.

Keywords: acoustics, monitoring, ground, distribution, wave, water pipe

In operation the case when the cylindrical pipe is not completely filled by water is viewed, the ultrasonic radiator is located on a shell of a water pipe. It is shown, that for the given case, it is expedient to view the symmetrical and assymetric modes of distribution of an ultrasonic wave.

Keywords: acoustics, emitter, wave, water pipe

In operation the case when the radiant of an acoustic signal is in a composite cylindrical pipe is viewed. It is shown, that at transition of a pipe of one diameter in a pipe of other diameter, it is expedient to apply modal representation of an acoustic wave to each site of a pipe.

Keywords: acoustics, the control, diameter, waterpipe