DEVICE FOR INSPECTING CONSTANT VOLTAGE QUALITY FACTOR Russian patent published in 1994 - IPC

FIELD: measurement technology; power engineering. SUBSTANCE: device has measurement moments set-point device 1, voltage instant values-to-code converter 2, voltage nominal values set-point device 3, control unit 4, units 5 and 6 for selecting minimal and maximal codes correspondingly, squares 7 and 8, arithmetic units 9 and 10, adding counter 11, unit 12 for taking square root of a number, ratiometer 13 and indication unit 14. The second arithmetic unit is made with additional input which is connected with output of adding counter. EFFECT: widened functional capabilities; improved precision of measurement. 7 dwg