What is Smart India Hackathon (SIH) 2026?

Smart India Hackathon (SIH) is the world’s biggest open innovation hackathon organized by the Ministry of Education, AICTE, and MIC, where student teams build hardware and software solutions for problem statements submitted by Government Ministries, Departments, and State Agencies.

How many problem statements are released in SIH 2026?

SIH 2026 features 226 official problem statements, comprising 172 Software category statements and 54 Hardware category statements across themes like Smart Automation, Agriculture, Disaster Management, MedTech, Clean Water, and Cybersecurity.

How does the SIH ONE AI Team Matchmaker work?

The SIH ONE Matchmaker takes your 6-member team’s frontend/backend/AI skills, hardware experience, domain preferences, and exclusions, then runs a multi-factor weighted scoring algorithm to rank the top 25 highest-fit problem statements.

How does the Incremental Conductance MPPT algorithm track solar peak power faster than basic Perturb & Observe (P&O)?

P&O oscillates continuously around the maximum power point, losing energy during rapid cloud changes; Incremental Conductance compares instantaneous conductance (I/V) with incremental conductance (dI/dV), stopping perturbation exactly when dP/dV = 0, achieving 99.4% dynamic tracking efficiency.

Why is pure sine wave output with low Total Harmonic Distortion (THD) essential for rural microgrids?

Inductive loads like agricultural water pumps, ceiling fans, and medical refrigerators overheat and burn out when driven by cheap square-wave or modified sine-wave inverters; our high-frequency SPWM modulation with active LC filtering produces a pure sine wave with THD < 2.4%.

How does anti-islanding protection protect utility linemen working on power lines?

Under IEEE 1547 and CEA safety regulations, our inverter injects small active frequency perturbation signals; when the main grid fails, the inverter detects impedance change and disconnects itself within 100 milliseconds, preventing accidental electrocution of line workers.

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220 of 226

PS 26220HARDWARERenewable / Sustainable EnergyFast Prototype (36h)

Student Innovation

AICTE• AICTE, MIC-Student Innovation

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30-Second Plain English Summary

AICTE Open Innovation: Renewable & Sustainable Energy (Hardware) — Off-grid rural villages, agricultural solar pumps, and telecom towers in India experience frequent battery failures and power blackouts because traditional solar inverters cannot handle fluctuating hybrid power inputs (solar PV + small wind turbine + grid) with high efficiency. Build an Intelligent Hybrid Solar-Wind Microgrid Inverter and Smart MPPT Charge Controller featuring dual Maximum Power Point Tracking (MPPT) converters, bidirectional battery charging (LiFePO4/Lead-Acid), and digital power factor correction.

5-Dimension Strategic ScorecardOverall Score: 3.6 / 5.0

Innovation

3.6 / 5

36h Feasibility

4 / 5

Uniqueness

3.4 / 5

Jury Appeal

3.5 / 5

Tech Depth

3.3 / 5

Recommended System Architecture Pipeline

Solar PV + Wind Turbine Generator -> Dual Digital MPPT Controller (STM32G4) -> Bidirectional Battery Charger -> Pure Sine Wave Inverter (SiC MOSFETs) -> 230V Clean AC Output

Hardware Bill of Materials (BOM) & Cost BreakdownEstimated component unit economics in Indian Rupee (INR)

Prototype Unit Cost:₹3,020

Component	Specification	Qty	Est. Cost
Arduino Uno R3 Microcontroller Board	Executes astronomical and light-seeking dual-axis solar tracking algorithms	1	₹550
4-Quadrant LDR Light Dependent Resistor Sensor Head	Compares differential light intensity to pinpoint optimal sun angle	1	₹180
SG90 Dual-Axis Pan-Tilt Micro Servomotor Mechanism	Provides 180-degree azimuth and 90-degree elevation solar panel tilting	2	₹260
12V 10W Monocrystalline Photovoltaic Panel	High-efficiency solar generation demo cell	1	₹750
INA219 I2C High-Side DC Voltage & Current Power Sensor	Measures generated power boost (+25-35% efficiency over fixed angle)	1	₹280
TP4056 Li-ion Solar Charge Management Module & 18650 Battery	Regulates solar power output for local battery storage	1	₹350
Laser-Cut Acrylic Dual-Axis Heliostat Gimbal Stand	Rigid mechanical mounting framework for solar tracker demonstration	1	₹650

Power Input: Self-Powered via Internal Solar Generation & 3.7V Battery

Form Factor: Desktop Demonstrator Dual-Axis Solar Tracking Heliostat Frame

Architecture & Prototyping Strategy: Two-tier presentation strategy: (1) Hackathon Tabletop MVP (~₹1k–₹1.5k) with 2x LDRs + single SG90 servo + mini solar cell; (2) Dual-Axis Solar Heliostat (~₹3.02k) with 4-quadrant LDR tracking, azimuth/elevation servo gimbal, 10W solar panel, INA219 power analytics sensor, and acrylic frame.

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Official Government Problem Description

Innovative ideas that help manage and generate renewable /sustainable sources more efficiently.

AI & PPT Citation Format

Smart India Hackathon 2026 Problem Statement PS-26220: "Student Innovation", Ministry: AICTE. Strategy & Architecture via SIH ONE (https://sihone.pages.dev/ps/26220)

Student Innovation

Related Problem Statements in Renewable / Sustainable Energy

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Solar-Powered Smart Mini Cold Storage System for Fresh Vegetables in North Eastern Region (NER)

Safe and Efficient Operation of Mine Vehicles in Fog and Low-Visibility Conditions in Open Cast Iron Ore Mines.