SASA
Active System: GRIHA v2019 & ECBC 2017 Climate OS

AUTONOMOUS
SUSTAINABLE
ARCHITECTURE

Deterministic building envelope optimization, Energy Performance Index (EPI) modeling, embodied carbon analytics, and rainwater/solar microgrid sizing for a net-zero future.

≤ 0.40 W/m²K
Envelope U-Factor
45% Reduction
Baseline EPI Goal
100-Pt GRIHA
Rating Matrix
Net-Zero Pathway
IGBC Carbon Aligned
Scroll for Architectural Pillars
Architectural Principles
Deterministic Sustainability

Six Pillars of Eco-Synthesis

Clinical engineering parameters to achieve GRIHA 5-Star, ECBC+ certification, and net-zero building envelope performance.

ECBC Section 4 · GRIHA Criterion 6

Passive Envelope & Solar Orientation

Optimize massing, Window-to-Wall Ratio (WWR ≤ 40%), and Solar Heat Gain Coefficients (SHGC ≤ 0.25) to minimize direct solar insolation.

PIL-01Explore Module →
ECBC 2017 · ECBC+ · SuperECBC

Energy Performance Index (EPI)

Model mechanical HVAC loads, variable refrigerant flow (VRF) efficiency, and achieve Lighting Power Density (LPD) under 5.0 W/m².

PIL-02Explore Module →
GRIHA Criterion 19 · IS 3812

Embodied Carbon & EPD Materials

Quantify Cradle-to-Gate emissions, replace high-carbon OPC with fly-ash/GGBS concrete mixes, and track Global Warming Potential (GWP).

PIL-03Explore Module →
NBC 2016 Part 9 · CGWB Guidelines

Rainwater Harvesting & Water Neutrality

Calculate catchment runoff yield, size underground storm detention cisterns, and engineer decentralized STP greywater recycling.

PIL-04Explore Module →
NBC 2016 Part 8 · GRIHA Criterion 8

Daylighting & Indoor Environmental Quality

Simulate Spatial Daylight Autonomy (sDA > 75%), Natural Ventilation ACH rates, and select ultra-low VOC non-toxic interior coatings.

PIL-05Explore Module →
GRIHA Criterion 10 · MNRE Guidelines

On-Site Renewable Energy (BIPV)

Size rooftop photovoltaic (PV) generation to offset ≥ 15% of annual internal load, including storage buffer and grid export sizing.

PIL-06Explore Module →
Telemetry Benchmarks
Deterministic Impact

Quantifiable Sustainability

Empirical results computed by the SASA Green Lab engine conforming to Bureau of Energy Efficiency (BEE) and GRIHA rating rubrics.

88.4/100
GRIHA v2019 Score

5-Star Platinum threshold benchmark achieved across design iterations

42.8%
EPI Load Reduction

Reduction against standard ECBC baseline through optimized shading and glazing

100%
Water Neutral Target

Total on-site stormwater retention and dual-piping greywater recycling

38.5%
Embodied Carbon Cut

Lifecycle carbon mitigation via low-clinker blended pozzolanic concrete

Development Horizon
Eco-OS Architecture

Green Lab Roadmap

Autonomous engineering releases advancing India's net-zero built environment from simulation to operational digital twins.

01

GRIHA v2019 & ECBC Core Engine

Q3 2025 · DEPLOYED

Autonomous building envelope U-factor calculator, WWR compliance checks, and 100-point GRIHA scorecard benchmark matrix.

02

Energy Performance Index (EPI) Modeler

Q4 2025 · DEPLOYED

Hourly dynamic thermal simulation, HVAC cooling load calculations, and baseline vs. proposed design energy comparison.

03

Whole-Building LCA & EPD Library

Q1 2026 · ACTIVE

Cradle-to-gate embodied carbon tracking, fly-ash/GGBS concrete mix optimization, and automated ISO 14040/44 EPD documentation.

04

Rooftop BIPV & Rainwater Harvesting Sizing

Q2–Q3 2026 · IN FLIGHT

Solar irradiation mapping, battery storage buffer optimization, and catchment runoff retention tank sizing per NBC 2016 Part 9.

05

Digital Twin Energy Synchronization

Q4 2026–Q1 2027 · PLANNED

Real-time telemetry integration with SASA PRATIBIMBHI Twin OS for predictive BMS control and operational carbon auditing.

SASA
Green Lab Engine Active: GRIHA v2019 / ECBC 2017

Deploy Sustainable Intelligence

Equip your architecture practice, real estate development, or structural consultancy with clinical green building simulations and compliance certification workflows.

BEE ECBC 2017 Compliant•GRIHA v2019 Rating Rubric•Direct Support: info@sasa.engineer