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Information × Registration Number 0305U003767, 0104U009260 , R & D reports Title First edition draft international standart "Flow and quantity measurement of liquid and gas medium by means of preassure differentional method (Part I)" popup.stage_title Розробка першої редакції міждержавного стандарту "Вимірювання витрати і кількості рідин та газів методом змінного перепаду тиску (частина І)" Head Pistun Eugen Pavlovych, Registration Date 24-06-2005 Organization Lviv Polytechnic National University popup.description2 Terms and definitions of the basic concepts of variable pressure difference method and symbols of magnitude and their reductions are specified; the general requirements to measurement of fluid flow and quantity, and also parameters of a stream and medium are specified; requirements to an establishment of primary devices and local resistance up and after narrowing are specified. It allows to improve normative base under the account of liquids adn gases by variable pressure difference method and as a result to increase accuracy of such account that will promote economical consumption of liquid and gaseous energy carriers. Product Description popup.authors popup.nrat_date 2020-04-02 Close