🔌 EEE Engineering – 100 Important Short Names & Full Forms
⚡ Basic Electrical
AC — Alternating Current
DC — Direct Current
EMF — Electromotive Force
RMS — Root Mean Square
KCL — Kirchhoff’s Current Law
KVL — Kirchhoff’s Voltage Law
PF — Power Factor
PIV — Peak Inverse Voltage
HP — Horse Power
V — Volt
🔋 Electrical Components & Devices
R — Resistor
C — Capacitor
L — Inductor
LED — Light Emitting Diode
ZD — Zener Diode
SCR — Silicon Controlled Rectifier
TRIAC — Triode for Alternating Current
DIAC — Diode for Alternating Current
BJT — Bipolar Junction Transistor
MOSFET — Metal Oxide Semiconductor Field Effect Transistor
🔄 Machines & Power
ACIM — AC Induction Motor
DCM — DC Motor
IM — Induction Motor
SM — Synchronous Motor
EM — Electrical Machine
RPM — Revolutions Per Minute
EMU — Electrical Measuring Unit
AVR — Automatic Voltage Regulator
VFD — Variable Frequency Drive
UPS — Uninterruptible Power Supply
⚙️ Power System
HT — High Tension
LT — Low Tension
EHV — Extra High Voltage
MCB — Miniature Circuit Breaker
MCCB — Molded Case Circuit Breaker
ELCB — Earth Leakage Circuit Breaker
RCCB — Residual Current Circuit Breaker
CT — Current Transformer
PT — Potential Transformer
GIS — Gas Insulated Substation
📡 Electronics & Communication
IC — Integrated Circuit
OP-AMP — Operational Amplifier
ADC — Analog to Digital Converter
DAC — Digital to Analog Converter
PCB — Printed Circuit Board
SMD — Surface Mount Device
CRO — Cathode Ray Oscilloscope
SMPS — Switched Mode Power Supply
RF — Radio Frequency
AM — Amplitude Modulation
🧠 Control System
PID — Proportional Integral Derivative
PLC — Programmable Logic Controller
SCADA — Supervisory Control And Data Acquisition
DCS — Distributed Control System
HMI — Human Machine Interface
LTI — Linear Time Invariant
MIMO — Multiple Input Multiple Output
SISO — Single Input Single Output
PWM — Pulse Width Modulation
FOC — Field Oriented Control
💻 Power Electronics
VSI — Voltage Source Inverter
CSI — Current Source Inverter
DC-DC — Direct Current Converter
AC-DC — Rectifier
DC-AC — Inverter
AC-AC — Cycloconverter
IGBT — Insulated Gate Bipolar Transistor
THD — Total Harmonic Distortion
ZVS — Zero Voltage Switching
ZCS — Zero Current Switching
🧪 Measurement & Instrumentation
MI — Moving Iron
PMMC — Permanent Magnet Moving Coil
RTD — Resistance Temperature Detector
LVDT — Linear Variable Differential Transformer
CRO — Cathode Ray Oscilloscope
VTVM — Vacuum Tube Voltmeter
DSO — Digital Storage Oscilloscope
DAC — Digital Ammeter Cum Voltmeter
FFT — Fast Fourier Transform
EMI — Electromagnetic Interference
🔐 Safety, Standards & Others
PPE — Personal Protective Equipment
IEEE — Institute of Electrical and Electronics Engineers
IEC — International Electrotechnical Commission
IS — Indian Standard
ANSI — American National Standards Institute
ISO — International Organization for Standardization
EMC — Electromagnetic Compatibility
ESD — Electrostatic Discharge
HVAC — Heating Ventilation And Air Conditioning
PLC — Programmable Logic Controller
🌐 Modern & Renewable Energy
RE — Renewable Energy
PV — Photovoltaic
MPPT — Maximum Power Point Tracking
BESS — Battery Energy Storage System
EV — Electric Vehicle
HEV — Hybrid Electric Vehicle
V2G — Vehicle to Grid
ESS — Energy Storage System
EMS — Energy Management System
IoT — Internet of Things
