Community Dual-Carbon · Near-Zero Governance

Help communities make carbonmeasurable, manageable, actionable, inclusive and verifiable

A community-level dual-carbon platform for governments, districts, property managers and operators. Built on 30+ proven Solacred cloud capabilities and aligned with international community carbon standards (GHG Protocol GPC, ISO 37101/14064/14068) — orchestrating accounting, energy management, resident carbon benefit and near-zero-carbon evaluation.

GPC

Global standard

Community-scale GHG inventory

ISO

Certified basis

37101 / 14064 / 14068

16+7

Modules

B-end + resident app

Dashboards

Overview / energy / benefit / gov

Compliance

Policy & Standards

Aligned with international community carbon standards for compliant, globally comparable disclosure

Policies

Paris Agreement & IPCC Guidelines

National and city climate commitments cascade to community-level decarbonization targets and inventories.

UN SDG 11 — Sustainable Cities and Communities

Inclusive, safe, resilient and sustainable communities as the delivery unit for climate action.

Global Covenant of Mayors / C40 Cities

City and community climate-action reporting frameworks and peer benchmarking.

Standards

GHG Protocol GPC 1.1

Global Protocol for Community-Scale GHG Emission Inventories (C40 / ICLEI / WRI); BASIC and BASIC+ reporting.

ISO 37101 + ISO 37120

Management system for sustainable development in communities and city performance indicators.

ISO 14064-1:2018

Organization-level quantification and reporting of GHG emissions and removals.

ISO 14068-1:2023

Requirements for achieving and demonstrating carbon neutrality (transition to net zero).

ISO 16745 / LEED / BEAM Plus

Carbon metric of existing buildings and green-building certification across the lifecycle.

A built-in standards & basis hub runs mainland, Hong Kong and international frameworks in parallel, producing globally comparable community inventories and net-zero reports with full traceability.

Six Community Pain Points

Dual-carbon goals reaching grassroots communities without tools, data or incentives

Carbon "unclear"

No unified boundary or ledger; building, transport, lighting, waste and sink data are fragmented, making per-capita and per-area metrics hard to derive.

Energy "invisible"

Common-area lighting, lifts, pumps and charging lack sub-metering and real-time monitoring; losses and anomalies go undetected.

No "pathway"

Lack of target breakdown and peaking simulation; retrofit measures lack reduction estimates and prioritization.

Residents "not engaged"

Green behavior is neither quantified nor incentivized; low participation in recycling and carbon-benefit programs.

Outcomes "hard to assess"

No alignment to near-zero-carbon indicator systems, no self-assessment reports, nothing to disclose upward or to residents.

High build "cost"

Limited retrofit budgets require lightweight upgrades reusing existing smart-community assets, avoiding reinventing the wheel.

Five Capability Domains

From carbon ledger to green energy assets, covering the full community dual-carbon lifecycle

B1-B3

Carbon data ledger

Full-scope monitoring, accounting, attestation and annual ledger for buildings, transport, lighting, waste and sinks.

Smart energy management

Sub-metering of power/water/gas/cooling, real-time common-area monitoring, efficiency analytics, alerts and diagnostics.

B8/App

Resident carbon benefit

Personal carbon accounts, reduction scenarios, point rules, marketplace and redemption to activate low-carbon behavior.

Near-zero-carbon evaluation

Alignment to core/general indicator systems, compliance tracking, self-assessment reports and disclosure.

B5-B7

Green energy & low-carbon assets

Distributed PV, storage, EV charging, smart lighting, eco-roofs and smart recycling stations operated at community scale.

Business Loop

Five Business Scenario Loops

From boundary setup to audit-ready disclosure — a policy-driven data governance loop

Community accounting & audit readiness

Enter/ingest activity data by boundary, run factor-method accounting, produce annual ledger and self-assessment, benchmark to targets, then disclose.

Common-area energy monitoring & saving

Connect sub-meters, monitor lighting/lifts/pumps/charging, trigger anomaly alerts to work orders, and track diagnostics and measures.

Resident reduction & incentive loop

Residents authorize scenarios, reductions are quantified into carbon points, redeemed in the marketplace, accumulating community reduction assets.

Targets & pathway management

Set peaking/reduction targets, break them down by energy/building/transport/waste, size measures, and simulate peaking pathways.

Government area supervision

Cross-community comparison of emissions, compliance and engagement, with ranking, alerts and assessment across the district.

Architecture

Four-Layer Architecture

Aligned with green low-carbon community digital technology and carbon-management platform frameworks

Sensing

IoT Sensing

Meters, PV inverters, EV chargers, smart recycling stations, solar street lights and environmental sensors.

Transport

Data Aggregation

MQTT/HTTP/Modbus gateways, data bus and cross-department exchange ensuring data quality and completeness.

Platform

Dual-carbon Data Hub

Accounting engine, energy hub, carbon-benefit engine, evaluation engine, factor library and blockchain attestation.

Application

Three Terminals

B-end admin, C-end resident app and data dashboards (government/operator/community).

The community layer focuses on orchestration, reusing mature microservices (charging, solar, IoT, carbon-benefit, twin) instead of rebuilding.

Modules

B-end Module Map

15 core modules + B16 compliance hub, delivered as the sub-low-carbon-community application

Ledger & Cockpit

B1Visualization

Community dual-carbon cockpit

One-screen overview of emissions, energy, compliance and carbon benefit

B2Baseline survey

Community spatial archive

Community-block-building-unit-household tree and asset ledger

B3GHG Protocol GPC

Carbon accounting & ledger

Full-scope accounting, annual ledger and blockchain attestation

B16ISO 37101

Policy & standards basis

Policy/standard/methodology libraries, compliance mapping and traceability

Energy & Low-carbon Assets

B4ISO 50001

Smart energy management

Sub-metering, real-time monitoring, efficiency analytics and diagnostics

B5Renewable share

Renewables & devices

PV / storage / charging / smart-lighting operation

B6Waste metrics

Waste & sorting

Smart recycling stations, sorting data and participation

B7Sink accounting

Greening & carbon sink

Green-space ledger, sink accounting and offset

Carbon Benefit & Evaluation

B8Carbon-benefit spec

Resident carbon benefit

Methodology, scenarios, point rules and marketplace

B9ISO 14068

Near-zero-carbon evaluation

Core/general indicators, compliance and self-assessment

B10Target mgmt

Targets & reduction pathway

Target breakdown, measure library, scenario and peaking simulation

B11≥8 events/yr

Outreach & micro-actions

Education activities, low-carbon micro-actions and workshops

Platform & Operations

B12Digital twin

Digital twin map

GIS visualization with emissions/assets overlay

B13Smart O&M

Alert-workorder-O&M

Energy/device anomaly alerts to property work-order loop

B14Open API

Data & IoT openness

Device onboarding, thing model, cross-dept data and open API

B15Platform

System & multi-community tenancy

Multi-tenant, factor library, dictionary and attestation config

B16 Policy & Standards Hub

Not a document attachment, but the "why we calculate and configure this way" guide plus an audit index.

Policy & standards libraries (GHG Protocol GPC, ISO series, DB4403/T, BEAM Plus, etc.)
Implementation playbook and accounting methodology (factor method, derived-indicator formulas)
B1–B15 compliance mapping matrix, filterable by module
In-page "View basis" drawer: clauses + formulas + factor version + links

AI-powered

AI takes community carbon from"slow & opaque" to "instant insight, fully traceable"

Built-in energy-carbon time-series models and domain agents span accounting, monitoring, diagnostics, evaluation and resident operations, connected to mainland / HK / international standard knowledge bases.

AI-assisted accounting

OCR of invoices/bills, auto activity-data collection and factor matching by boundary — compressing annual accounting from days to minutes.

Energy anomaly detection

Real-time common-area sub-metering; AI detects losses and abnormal curves, pinpoints branches and dispatches work orders.

Retrofit diagnosis & ranking

Normalize energy by type and climate zone, identify heat-pump/VFD/group-control candidates, ranked by abatement cost.

Load & carbon-intensity forecast

Time-series models forecast load, PV output and carbon intensity for demand management and peaking tracking.

Resident behavior analytics

Analyze scenario participation and points behavior, identify high-potential groups and optimize incentives and outreach.

Audit report generation

Auto data pull by core/general indicators; one-click near-zero-carbon self-assessment and audit materials with traceability.

Multi-standard policy Q&A

Built-in mainland/HK/international standard libraries (GPC / ISO / DB4403 / BEAM Plus); natural-language Q&A traced to clauses.

Near-zero-carbon pathway simulation

Set peaking/reduction targets; AI simulates measure combinations and reductions with prioritized, costed pathways.

Building & civic agent

Common-area efficiency

For community civic and commercial buildings, jointly optimizes energy and carbon intensity under tariff and comfort constraints.

Optimize HVAC/lighting/power schedules with actionable setpoints; estimate daily/weekly savings and Scope-2 reductions
Normalize energy by area/type/climate, flag abnormal branches and retrofit candidates ranked by abatement cost

Microgrid & PV-storage-charging agent

Source-grid-load-storage

For community source-grid-load-storage systems, co-optimizes dispatch across both carbon and cost metrics.

Schedule charge/discharge and demand management under 15min–day rolling forecasts, balancing backup and price spreads
Recommend storage/PV expansion priorities and investment ranges, explaining impact on power cost and renewable share

Atan Copilot

A community dual-carbon copilot: ask trends, query policy and dispatch work orders in one sentence.

How is the community emission trend this month?

Net emissions fell 4.2% MoM, mainly from common-area lighting retrofits; next month per-capita is forecast at ~0.61 tCO₂, within target.

What does Hong Kong's carbon-neutral community planning require for existing communities?

Per the Climate Action Plan 2050 green-building strategy, existing commercial buildings must cut electricity 30–40% vs 2015. Attached: BEAM Plus existing-building retrofit points.

Create an energy-retrofit work order for Building 3

Created work order #0421: VFD retrofit of Building 3 chillers, est. ~18 tCO₂/yr reduction, submitted for property approval.

AI assists decisions and efficiency; carbon issuance, audit reports and work-order execution retain human review and approval with auditable logs; supports mainland / HK / international multilingual and multi-standard modes.

Methodology

Accounting Methodology & Indicators

Emission-factor method under GHG Protocol GPC and ISO 14064 boundaries

Under the GHG Protocol GPC, Scope 1/2/3 emissions from stationary energy, transport and waste within the community boundary are quantified and reported at BASIC / BASIC+ levels; building operational carbon metrics follow ISO 16745 and interoperate with local factors.

Total community emissions

E = Scope1 + Scope2 + Scope3 (BASIC+)

Building emissions

E = Σ(activity data × emission factor)

Per-capita emissions

E ÷ resident population (tCO₂/cap·yr)

Emission reduction rate

(base year − current) ÷ base year × 100%

≥15

Renewable electricity share

Declining

tCO₂/(cap·yr)

Per-capita community emissions

ISO 16745

kgCO₂/(m²·yr)

Building operational carbon intensity

Rising

Waste recycling rate

≥8

/yr

Climate education activities

Terminals

Three-Terminal Integration

B-end governance, C-end participation, dashboard visualization — covering all community roles

B-end Admin (15+1 modules)

Cockpit: annual net emissions, per-capita, compliance rate and carbon-benefit overview
Accounting: boundary config, activity data, auto accounting and ledger attestation
Energy: common-area sub-metering monitoring, diagnostics and anomaly alerts
Carbon benefit: methodology config, reduction issuance, marketplace and campaigns
Evaluation: auto data pull for indicators, self-assessment reports and audit tasks

C-end Resident Mini-app

Personal carbon account: cumulative reductions, points, details and trends
Reduction scenarios: green travel, sorting, saving power/water, home PV, recycling
Carbon-points marketplace: redemption, order verification and merchant zone
Home energy: utility usage, PV earnings and saving tips
Community services: repairs, event sign-up, education and leaderboards

Data Dashboards (4 types)

Community overview: total emissions, reduction rate, renewable share and compliance
Energy monitoring: real-time sub-metering curves, anomaly mapping and diagnostics
Carbon-benefit operations: account activation, cumulative reductions, points and active residents
Government supervision: cross-community comparison, assessment progress and alerts

Platform Reuse — No Reinventing the Wheel

Built on 30+ Solacred cloud sub-applications and microservices; the community layer orchestrates

Charging operations

Reuse charging-service / sub-charging for community EV-charging coverage stats.

Distributed PV

Reuse solar-service for eco-roof PV ledger and generation.

IoT device management

Reuse iot-service for meter/station/light thing-models and data quality.

Carbon-benefit engine

Reuse carbon-benefit-service for scenarios, marketplace and merchant side.

Digital twin

Reuse twin-service / sub-twin for GIS base map and emission heatmaps.

Supervision view

Reuse sub-supervision for multi-community district oversight.

Delivery

Phased Delivery Milestones

Mapping the near-zero-carbon build process: Phase 1 baseline, Phase 2 operations, Phase 3 evaluation

V1.0

0–3 mo

Digital base + ledger + energy

B2 archive, B3 accounting, B4 energy, B1 cockpit, B14 onboarding, B15 tenancy, B16 compliance hub

V1.5

3–6 mo

Carbon benefit + assets + evaluation

B8 carbon benefit + app, B5-B7 PV/waste/sink, B9 evaluation

V2.0

6–9 mo

Pathway + twin + dashboards

B10 targets, B11 outreach, B12 twin, B13 work orders, four dashboards

V2.x

Ongoing

Deepening & expansion

Blockchain attestation, AI pathway simulation, cross-dept data, more scenario methodologies

Proven & Replicable: from EOD pilot to global communities

Wuchang District · 15 residential communities · ~750,000 m²

Communities

Residential

750k m²

Floor area

Total

150

Recycling stations

Low-waste points

6,200

tCO₂/yr

Building reduction

Public buildings

Retrofitted

The Huansha Lake dual-carbon EOD belt (Wuhan, 15 communities / ~750,000 m²) validates the four-layer architecture and community carbon platform. Methodology and reporting can switch to GHG Protocol GPC and ISO 14064, providing a replicable near-zero-carbon blueprint for communities in Hong Kong and worldwide.

Start Community Dual-Carbon Digital Governance

From an EOD deployment to standards-aligned near-zero-carbon communities, Solacred delivers planning, integration, acceptance and ongoing operations end-to-end.

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