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Information × Registration Number 0309U000329, 0109U002870 , R & D reports Title Making of acoustic transformers with sending adaptations for control of thickness of wall of pipes popup.stage_title Виготовлення акустичних перетворювачів з направляючими пристосуваннями для контролю товщини стінки труб Head Yrovoy Alexander A., Registration Date 27-03-2009 Organization Ukrainian State Maritime University named after admiral Makarov popup.description2 Purpose of development: increase of authenticity of control of thickness of wall of pipes of small diameter (by a diameter 10 - 100 mm). The features of distribution of ultrasonic impulses are analysed on the cylindrical surface of pipe at the separately-combined chart of control. Experimental research of influencing of sizes, forms of p'ezoplastin, is conducted, frequencies of ultrasound on the level of acoustic-informative signal at measuring of thickness of wall of pipes by a diameter : 10 - 100 mm. On results researches developed and made transformers of the separately-combined type with frequency 10 Mhz. For implementation of the correct measurings of thickness of wall of pipes it is necessary to provide position of transformer for normali to the cylindrical surface and even effort of pinning in the point of contact. To that end developed and made sending adaptation, that provides the stable measurings of thickness of wall of pipes a diameter: 10 - 100 mm in the range of thicknesses – 0,8 - 60mm at the use of ultrasonic tolschinomerov of type UT-93П, UT-98 Product Description popup.authors popup.nrat_date 2020-04-02 Close