Amith Vijayan | Power Systems Engineer & Grid Strategist

Power Systems Operations, AMI & Loss Reduction

Over a 12-year engineering career in power distribution and utility operations at Kerala State Electricity Board Ltd (KSEBL), Amith Vijayan, CEng, has driven regional transmission and distribution performance to 99.9% reliability, implemented advanced automated metering infrastructure (AMI), and systematically reduced AT&C technical and commercial losses.

• Chartered Engineer (CEng) certified by The Institution of Engineers (India) (IEI)
• 99.9% grid reliability sustained across regional distribution networks
• 15% non-technical losses reduced through automated telemetry and smart metering audits
• 8.6% technical losses sustained through feeder optimization and conductor reconductoring
• 500+ engineers, utility technicians, and community members trained in energy conservation and substation safety
• Invited Keynote Speaker at CIRED 2019 (Madrid, Spain) on Smart Grid Digitisation and Distribution Strategies

24 Precision Electrical & Power Engineering Calculators

Free, client-side, standards-compliant engineering calculators designed for utility engineers, power system planners, and clean energy developers:

1. Residential & Prosumer Sizing

• PM Surya Ghar Solar Subsidy & Generation Calculator — Rooftop solar PV generation, net metering credits, and direct subsidy calculations.
• Home Battery & Blackout Backup Modeler — Lithium LFP battery bank duration, critical circuits autonomy, and diesel avoidance savings.
• Microgrid Peer-to-Peer (P2P) Power Exchange Clearing — Transactive energy trading, DISCOM wheeling tariffs, and locational marginal pricing per IEEE 2030.7.

2. Power Systems & Sizing

• IEC 60909 Symmetrical 3-Phase Short-Circuit Calculator — Fault levels, breaking capacity, and peak making currents.
• LV/MV Cable Sizing & Voltage Drop Calculator (IEC 60287 / IS 7098) — Ampacity derating, thermal short-circuit withstand, and run voltage drops.
• Transformer Fault Current & Sizing Calculator (IEC 60076) — Full-load current, %impedance fault levels, and breaker trip ratings.
• Power Factor Correction & Shunt Capacitor Sizing (IEEE 18 / 519) — kVAr requirements, utility penalty elimination, and resonance risk checks.
• Current Transformer (CT) Sizing & Saturation Calculator (IEC 61869-2) — Class 5P20/PS burden and saturation knee-point voltage (Vk).
• Per-Unit (pu) System Calculator (IEEE 399) — Base MVA/kV normalization across multi-voltage electrical networks.
• Per-Unit Base Conversion Calculator (IEEE 399) — Re-base equipment impedances from manufacturer nameplates to common study bases.
• Symmetrical Components Calculator (IEC 61000-4-30) — Fortescue decomposition into positive, negative, and zero sequence phasors.
• Sequence Impedance Calculator (IEEE 142 / IEC 60909) — Z1, Z2, Z0 modeling and IEEE 142 effective grounding checks.
• Three-Phase Fault Calculator (IEC 60909) — Symmetrical short-circuit fault MVA and peak current evaluation.
• LG / LL / LLG Fault Calculator (IEC 60909-0) — Unsymmetrical fault analysis and healthy phase voltage rises.
• Radial Feeder Load Flow Calculator (IEEE 141) — Iterative Backward/Forward Sweep solver for multi-node distribution networks.
• Voltage Profile & Feeder Remediation Analysis (IEC 60038) — Feeder voltage drop modeling and shunt capacitor remediation.

3. Substations & Assets

• Transformer Health Index (HI) & Aging Modeler (IEEE C57.91) — DGA Duval Triangle, oil BDV, and furfural paper loss-of-life.
• Substation DC Battery Bank & Charger Sizing (IEEE 485) — Stationary 110V/220V Ah bank capacity and duty cycle pulse loads.
• Substation Earthing Grid & Potential Modeler (IEEE Std 80) — Grid resistance (Rg), ground potential rise (GPR), and touch/step voltages.
• Transmission Line Parameters & SIL Modeler (IEEE 738 / CIGRE) — GMD/GMR, inductance, capacitance, and Ferranti voltage rise.

4. Clean Energy & Storage

• C&I & Grid-Scale BESS Sizing & 20-Year Dispatch (IEEE 2800 / IEC 62933) — Power (MW) and energy (MWh) storage optimization and degradation.
• Solar LCOE & Grid Parity Cashflow Engine (NREL SAM / IRENA) — 25-year Levelized Cost of Electricity, IRR, and payback cash flows.
• Carbon Offset & Scope 2 Emission Modeler (GHG Protocol) — Grid emission factor abatement and tree planting equivalencies.
• EV Charging Hub Demand & Feeder Sizing (IEC 61851) — Simultaneity demand, service transformer sizing, and cable runs.

Publications & Industry Books