Using a digital oscilloscope to test phase sequence (rotation) in a low-voltage three phase AC power system.
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IMG 4854
Перед утренником
IMG 7467
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Карельское лето
Alumni visit BTC Instrumentation (13 June 2016)
Alumni visit BTC Instrumentation (June 2016)
Stop-motion movie of student group checkoffs
caSCADA system PID control demo
Model K-30 carbon dioxide sensor demonstration
Raspberry Pi-based SCADA prototype working
Miniature AC power grid substations -- part 5 (opening CT test switch to simulate bus fault)
Miniature AC power grid substations -- part 4 (manual trip demo)
Miniature AC power grid substations -- part 2 (bus fault demo)
Miniature AC power grid substations -- part 3 (external fault w/o trip)
Miniature AC power grid substations -- part 1 (bus topologies)
Miniature AC power grid substations -- part 0 (overview)
Alumni visit BTC Instrumentation
Inverted classroom recorded stop-motion style Oct 7, 2014
Miniature three-phase AC power grid (part 2 -- inst. overcurrent trip)
PLC/HMI timer display for a protective relay test set
Three-phase sequence shown on an oscilloscope
Current transformer circuit "stab" test
Current transformer polarity check using a battery and meter
Reading Modbus registers from an SEL-551 protective relay
Miniature three-phase AC power grid (part 0 -- prelim. demo)
High air pressure safety shutdown system
Synchronizing AC generators -- Part 2 (strobe light view)
Synchronizing AC generators -- Part 4 (phase deviation)