Пристрій для вимірювання спрацювання силового масляного трансформатора

Abstract

Device for measurement of operation of oil power transformer has two temperature indicators, indicators of voltage, current, pressure, pulse generators, logical elements AND, pulse counters, integrators, digital integrator, analog-digital transformers, digital-analog transformer, logical elements OR, comparators, digital comparators, RS-trigger, functional transformers, registers, transformers of temperature to direct voltage, transformers of alternating voltage to direct one, transformer of current to direct voltage, transformer of pressure to direct voltage, differential amplifier, four scaling amplifiers, device of selection-storage, multiplication block, block of resource setting, decoder, block for zero installation, source of support voltage, three indicators, three normalizing transformers, block for power calculation, block for power setting, logical element NOT, controlled frequency divider.