METHOD TO DETECT WATER IMPERMEABILITY OF BUILDING MATERIALS
申请公布号:RU2558824(C1)
申请号:RU20140116874
申请日期:2014.04.28
申请公布日期:2015.08.10
发明人:KESARIJSKIJ ALEKSANDR GEORGIEVICH;KONDRASHCHENKO VALERIJ IVANOVICH;KONDRASHCHENKO ELENA VLADIMIROVNA;KENDJUK ANDREJ VIKTOROVICH;GUSEVA ALLA JUR'EVNA
分类号:G01N33/38
主分类号:G01N33/38
摘要:FIELD: construction.SUBSTANCE: reservoir is installed for tests, including hydraulic insulation of side surfaces of a sample and installation of a sample onto fixed supports. Then the reservoir is partially filled by water, so that during sample installation the wetted surface does not contact with water, and the sample is fixed hingedly along the neutral plane directed in the middle. Prior to tests the reservoir is rotated to ensure complete contact of wetted surface of the sample with water. The reservoir is fixed, and the sample is loaded by water pressure, and volume of absorbed water is recorded. Water impermeability of building materials, detection of the position, speed and acceleration of moisture movement front is determined during synchronous recording of holographic interferograms.EFFECT: invention makes it possible to detect water impermeability of existing building materials, as well as used in development of new building materials.1 dwg
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