HPL ELECTRIC & POWER

Limited | Gurugram, Haryana

Appliance Load Disaggregation

AI-Powered NILM Technology

AI CAPABILITY MARKET DIFFERENTIATOR ← Back to Proposal
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What is Appliance Load Disaggregation?

Non-Intrusive Load Monitoring (NILM) is an AI technique that analyzes aggregate power consumption from a single smart meter to identify and separate the energy usage of individual appliances — without requiring separate sensors on each device.

Using only the data HPL smart meters already collect (voltage, current, power factor, harmonics), AI models can detect: AC units, refrigerators, water heaters, fans, TVs, washing machines, and more.

💻 View Interactive Mockup →

Yes, This is Achievable with Meter Data Alone

What HPL Meters Already Capture

  • Active Power (kW) — Total load at any instant
  • Reactive Power (kVAR) — Motor/compressor signatures
  • Power Factor — Distinguishes resistive vs inductive loads
  • Voltage & Current — Waveform patterns
  • Harmonics (THD) — Electronic device fingerprints
  • 15/30-min Interval Data — Usage patterns over time

How AI Disaggregates Appliances

1
Signature Detection: Each appliance has a unique power "fingerprint"
2
Pattern Learning: ML models learn ON/OFF transitions and steady-state patterns
3
Disaggregation: AI separates total consumption into appliance-level usage
4
Insights: Consumer sees "Your AC used 45% of energy this month"

01 Detectable Appliances & Accuracy

Air Conditioner
92-95%
Detection Accuracy

Compressor cycles, high reactive power signature

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Water Heater
90-93%
Detection Accuracy

High resistive load, predictable ON/OFF pattern

🧊
Refrigerator
88-92%
Detection Accuracy

Cyclic compressor, always-on baseline

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Ceiling Fan
85-90%
Detection Accuracy

Small inductive load, speed variations

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Television
82-88%
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Washing Machine
85-90%
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Lighting (Total)
80-85%
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Electric Iron
88-92%

Note: Accuracy improves with higher-resolution data. With 1-second sampling (available via edge processing), detection accuracy can exceed 95% for major appliances. Standard 15-minute interval data still enables 80-90% accuracy for high-consumption devices.

02 Technical Implementation

NILM Architecture

HPL Meter
Aggregate power data (P, Q, V, I, PF, THD)
HES
Data collection & forwarding to MDM
MDM + NILM
AI disaggregation engine processes data
Consumer App
Appliance-level insights delivered to user

ML Models Used

🤖 Deep Learning Approaches

  • Sequence-to-Sequence (Seq2Seq): Maps aggregate signal to appliance signals
  • Denoising Autoencoders: Extract appliance patterns from noisy aggregate
  • LSTM Networks: Capture temporal dependencies in usage
  • 1D-CNN: Detect appliance signatures in power waveforms
  • Transformer Models: State-of-the-art attention-based disaggregation
📊
Feature Extraction

Power transitions, steady-state power, reactive signatures, time-of-use patterns

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Event Detection

ON/OFF events, state changes, multi-state appliances (AC speeds, washer cycles)

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Continuous Learning

Models improve with more data, adapt to regional appliance variations

03 Value for Consumers

Consumer App Insights

March 2026
Energy Breakdown
342
kWh
Air Conditioner 35% (120 kWh)
Water Heater 20% (68 kWh)
Refrigerator 15% (51 kWh)
Fans & Lighting 12% (41 kWh)
Other 18% (62 kWh)

Consumer Benefits

💰
Save Money

"Your AC uses 35% of your bill. Setting it to 24°C instead of 22°C could save ₹400/month."

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Detect Problems

"Your refrigerator is running 40% more than similar models. It may need servicing."

🌱
Go Green

"You reduced AC usage by 15% this month. That's 18 kg less CO2 emissions!"

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Compare & Benchmark

"Your energy usage is 20% lower than similar homes in your area. Great job!"

04 Value for DISCOMs

⚡ Demand Side Management

  • Peak Shaving: Identify which appliances drive peaks
  • Targeted DR: Request AC setpoint changes during stress
  • Load Shifting: Incentivize water heater usage off-peak
  • Impact Measurement: Verify DSM program effectiveness

📈 Load Research

  • Load Profiles: Understand appliance mix by consumer segment
  • Seasonal Analysis: AC penetration, heater usage patterns
  • Growth Forecasting: Predict load growth from appliance adoption
  • Tariff Design: Design ToD tariffs based on appliance usage

💰 Revenue Enhancement

  • Theft Detection: AC running but low bill? Flag for investigation
  • Category Validation: Industrial load on domestic connection
  • Appliance-based Pricing: Premium services for insights
  • Energy Efficiency: Partner with appliance OEMs

05 HPL Competitive Advantage

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First-Mover in India

No major Indian smart meter OEM offers NILM-based appliance disaggregation. HPL can be the first to market with this capability.

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Premium Positioning

Differentiate HPL meters as "intelligent" devices. Command premium pricing over commodity meters from competitors.

📈

DISCOM Value-Add

Offer DISCOMs load research & DSM capabilities they can't get elsewhere. Strengthen tender positioning.

vs. Competition

Capability Fluent Grid Esyasoft BCITS Secure Meters Genus Power HPL (with NILM)
Appliance Load Disaggregation (NILM)
Consumer Appliance Insights
AI Energy Saving Recommendations
Faulty Appliance Detection
DSM Targeting (Demand Side Mgmt)
Load Research by Appliance

06 Implementation Approach

OPTION A Cloud-Based NILM

Process disaggregation in cloud using interval data from MDM.

  • Data: 15/30-min interval data
  • Accuracy: 80-90% for major appliances
  • Processing: Batch (daily/hourly)
  • Cost: Lower (no meter changes)
  • Timeline: Can be added to Phase 1
Recommended for initial rollout
OPTION B Edge-Enhanced NILM

Add edge processing module for high-frequency sampling.

  • Data: 1-second sampling at edge
  • Accuracy: 92-98% for all appliances
  • Processing: Real-time at edge
  • Cost: Higher (edge hardware)
  • Timeline: Phase 2 or beyond
Future enhancement option

Recommended Roadmap

Phase 1
MDM Platform
Foundation
Phase 1+
Cloud NILM
Quick Win
Phase 2
FluxAI Analytics
Advanced AI
Future
Edge NILM
Premium Tier

07 Global Market Context

NILM is a proven technology deployed by leading utilities and energy companies worldwide.

🇺🇸
USA

Sense, Bidgely powering millions of homes with appliance insights

🇪🇺
Europe

E.ON, EDF using NILM for demand response programs

🇯🇵
Japan

Tokyo Electric integrating NILM with HEMS systems

🇦🇺
Australia

Origin Energy offering appliance breakdown to customers

India Opportunity: With 250 million smart meters being deployed under RDSS, and no major player offering appliance-level insights, HPL has a unique opportunity to establish leadership in this space. The first mover advantage in NILM can create a significant competitive moat.

08 Team, Timeline & Investment

Cloud-based NILM (Option A) can be developed as an add-on module to the Phase 1 MDM platform. Below is the dedicated team, timeline, and investment required.

👥 Focused NILM Team

DEDICATED Full-time on NILM
🤖
Senior ML Engineer
NILM model architecture, training & optimization
1
📊
ML / Data Engineer
Data pipelines, feature engineering, model support
1
💻
Full-Stack Developer
Backend APIs, MDM integration, Consumer app UI
1
3 Dedicated Resources
SHARED Part-time / As needed
🎯
PM + QA
Coordination, testing, accuracy validation
1
Why This Team Works
  • NILM is a focused ML problem, not a massive platform
  • Consumer app extends existing MDM app
  • Data pipeline leverages MDM infrastructure
  • 9 months provides ample development time
1 Shared Resource
4
Total Team
3
Dedicated
1
Shared
9
Months

📅 Development Timeline: 9 Months (36 Weeks)

PHASE A Initial Version Deployment (6 Months) Aligned with MDM Go-Live
Week 1-4
Discovery & Design
  • Data assessment
  • Appliance library design
  • Model architecture
Week 5-12
Model Development
  • Feature engineering
  • Model training
  • Initial accuracy tuning
Week 13-18
Integration
  • MDM integration
  • API development
  • Data pipeline setup
Week 19-24
Consumer App
  • UI development
  • Visualizations
  • Recommendations engine
Week 25-26
UAT & Go-Live
  • Testing & validation
  • Deployment
  • Initial release

✓ Milestone: Initial NILM version deployed with MDM platform. Expected accuracy: 75-85% for major appliances (AC, Water Heater, Refrigerator).

PHASE B Model Accuracy Improvement (3 Months) Post Go-Live Optimization
Week 27-29
Real-World Data Collection
  • Collect production data
  • User feedback analysis
  • Error pattern identification
Week 30-32
Model Retraining
  • Retrain with real data
  • Add new appliance signatures
  • Regional pattern learning
Week 33-35
Accuracy Optimization
  • Hyperparameter tuning
  • Ensemble methods
  • Edge case handling
Week 36
Final Release
  • Deploy optimized models
  • Documentation
  • Knowledge transfer

🎯 Target: Improved accuracy of 88-95% for major appliances after training on real HPL meter data from Indian households.

Phase A: Initial Deployment (Week 1-26)
Phase B: Accuracy (Week 27-36)
Project Start ▲ Week 26: Go-Live Week 36: Project Complete

💰 Investment

NILM Module Investment
₹45 Lakhs
AI-powered Appliance Load Disaggregation
Phase A
6 Months
Phase B
3 Months
What's Included
Full source code
No license fees
12-month warranty
Knowledge transfer
85-95% accuracy
15+ appliances
Consumer app integration
DSM targeting support

09 Summary: What HPL Gets

Immediate (Phase 1+)

  • ✓ Appliance-level energy breakdown in Consumer App
  • ✓ "Your AC used X% of your bill" insights
  • ✓ Energy saving recommendations
  • ✓ Differentiated consumer experience
  • ✓ Marketing hook: "Smart meters that understand your home"

Future Enhancements

  • ✓ Real-time appliance monitoring (edge)
  • ✓ Appliance fault detection alerts
  • ✓ DISCOM DSM integration
  • ✓ Appliance-based ToD recommendations
  • ✓ OEM partnerships (appliance health data)

Ready to discuss NILM integration?

Cloud-based NILM can be added to Phase 1 MDM scope. Let's discuss during the March 10 meeting.

🔒 Confidentiality Notice

This document is confidential and proprietary to Trinesis Technologies Pvt. Ltd. It is shared exclusively with HPL Electric & Power Limited for evaluation purposes only.

Ref: TRIN/PROP/HPL/2026-03-NILM  |  Classification: Confidential

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Trinesis Technologies

Confidential Proposal