IEEE2030.5 Platform System Architecture - Complete Standard Version

📋 IEEE2030.5 XML Resource Tree

📁 DeviceCapability (dcap)

└─ EndDeviceList

└─ EndDevice (edev)

├─ DeviceInformation

├─ PowerStatus

├─ DER (der)

│ ├─ DERProgramList

│ │ └─ DERProgram

│ ├─ DERControlList

│ │ └─ DERControl

│ ├─ DefaultDERControl

│ ├─ DERCapability

│ ├─ DERSettings

│ ├─ DERStatus

│ └─ DERAvailability

├─ MeterReading (mup)

│ ├─ MeterReadingList

│ └─ ReadingType

├─ SubscriptionList

│ └─ Subscription

└─ FunctionSetAssignments

└─ FSA (fsa)

📁 Time & Pricing (tmz/prc)

├─ TimeTariffInterval

├─ TariffProfile

└─ PriceEvent

📁 Demand Response (drlc)

├─ DRProgram

├─ DREvent

└─ DRControl

👤 Management Users

System Administrators, Operators

Web UI Management Interface

⚡ EMS Energy Management

On-site Deployment Control Systems

JSON API + Webhook

🔌 DER Physical Devices

Solar PV, Energy Storage, EV Chargers

Controlled via EMS

XML API

JSON + Webhook

🏛️ IEEE2030.5 Server

Frontend (Vue3)

Resource Management Interface, XML Structure Viewer, Certificate Management

Backend (NestJS)

• Resource Manager - XML Resource Management
• DERControl Engine - Control Engine
• Subscription Manager - Subscription Notification
• Auth & Cert Handler - Certificate Processing
• FSA Resolver - Function Set Resolution

Function Set Assignments (FSA)

• dcap (DeviceCapability)
• der (DER Control & Status)
• mup (MeterReading)
• sub (Subscription)

💰 Time-of-Use Pricing

• TariffProfile - Pricing Tables
• TimeTariffInterval - Time-based Pricing
• PriceEvent - Real-time Price Events

⚡ Demand Response (DRLC)

• DRProgram - Demand Response Programs
• DREvent - Emergency Load Shedding Events
• Load Curtailment - Load Reduction

🚫 CRL Certificate Revocation Mechanism

Certificate
Check

→

CRL
Query

→

Status
Validation

→

Deny
Connection

Database (PostgreSQL)

• Resource - Main Resource Table (XML Nodes)
• EndDevice & DER - Device Registration
• Subscription - Subscription Management
• Device FSA - Function Binding
• User & Role - Permission Control
• Certificate Blacklist - CRL Blacklist

🎛️ Utility Server

Frontend (Vue SPA)

Device Management, Control Strategy, Monitoring Dashboard

API Gateway (NestJS)

• Business Logic Encapsulation Layer
• IEEE2030.5 API Proxy
• server2030.service.js Conversion
• Permission Verification & Authorization

Northbound Registration Flow Management

• Pre-built LFDI Device Pool Selection
• EndDevice Naming & Classification
• Domain Hierarchical Management
• Authorization Capacity Control Mechanism

Auth Service (JWT/Refresh)

• Access Token - Short-term Verification
• Refresh Token - Long-term Maintenance
• Blacklist Token Management
• Dynamic Role Permission Checking

Database (PostgreSQL + Redis)

• Users & Roles - User Management
• Devices & FSA Bindings - Device Binding
• Domains - Management Domain Hierarchy
• Device Certificates - Certificate Repository
• Redis: Token Cache & Fuzzy Search

🔗 Aggregator Client

Django REST Framework

• EMS Southbound API Interface
• JSON ⟷ XML Format Conversion
• Multi-device Concurrent Control Management
• Error Handling & Retry Mechanisms

🔄 Multi-DER Aggregation Control Logic

PV Solar

ESS Storage

EV Charging

Load Equipment

⟹

Aggregation Control Center
Unified Scheduling • Status Merging • Load Balancing

⟹

IEEE2030.5

Server

🔐 Webhook Security Verification Mechanism

Token
Generation

→

HMAC
Signing

→

Send
Verification

→

Failure
Retry

🔄 Webhook Retry & Exception Handling

Exception Handling Flow

Send Failure

→

Exponential Backoff

→

Retry 3 Times

Timeout

→

Log Recording

→

Alert Notification

APScheduler Smart Scheduling Engine

• IEEE2030.5 Server Periodic Scanning
• DERControl Task Time Calculation
• randomizeStart/duration Processing
• Concurrent Task Execution & Monitoring

IEEE2030.5 Client Module

• Server Resource Tree Scanning & Parsing
• FSA Function Set Dynamic Mapping
• DERProgram Processor - Program Processing
• Control Task Update & Cancellation Logic

Database (PostgreSQL)

• EndDevice & DER - Local Status Cache
• DER Control Base - Control Parameters
• Active DER Control - Effective Control
• Webhook Send History & Retry Records
• EMS Response Status & Error Logs
• Retry Queue - Retry Queue Management

📊 Data Types & Reporting Frequency

📈 TelemetryStatus

Real-time Power, Voltage, Current, Temperature, SOC Status

Every 1-5 minutes

⚡ MeterReading

Meter Readings, Cumulative Energy, Demand Peak Values

Every 15 minutes

🔄 DERStatus

Device Operating Status, Error Codes, Maintenance Information

Every 5-10 minutes

📊 DERAvailability

Available Power, Reserved Capacity, Maintenance Schedule

Hourly

🎯 DERControl

Control Commands, Execution Results, Completion Status

Real-time Push

💰 PriceEvent

Real-time Electricity Prices, Time-based Rates, Demand Charges

Event Triggered

⚠️ DREvent

Demand Response, Emergency Load Shedding, Load Reduction

Emergency Push

🔔 Subscription

Resource Change Notifications, Event Broadcasts

Real-time Notification

🔄 Complete System Data Flow & Security Mechanisms

📡 Northbound Communication

Utility Server ⟷ IEEE2030.5 Server
• IEEE 2030.5 XML API (RESTful over HTTPS)
• Resource CRUD Operations (GET/POST/PUT/DELETE)
• Control Event Dispatch & Status Queries
• FSA Function Set Dynamic Binding & Unbinding

User Operation Complete Flow
• Web UI Operation → Business Logic Validation → XML Format Conversion
• JWT Token Verification → Role Permission Check → API Authorization Execution
• Operation Log Recording → Result Feedback → Frontend Status Update

🔗 Aggregator Layer Communication

Aggregator Client ⟷ IEEE2030.5 Server
• Periodic Resource Scanning (DERControl, DERProgram, Event)
• Subscription Active Subscription Mechanism
• Notification Real-time Push Notification
• TLS Mutual Certificate Verification (Client Certificate)

Multi-DER Aggregation Control Logic
• Concurrent Control of Multiple DER Devices (PV + ESS + EV)
• Status Data Aggregation & Report Merging
• Load Balancing Distribution & Priority Processing
• Fault Isolation & Automatic Switching Mechanisms

📱 Southbound Communication

Aggregator Client ⟷ EMS Systems
• JSON RESTful API Bidirectional Communication
• Webhook Real-time Control Command Push
• HMAC-SHA256 Signature Verification Mechanism
• Failure Retry & Exponential Backoff Strategy

EMS Control Execution Flow
• Subscribe Control Notification → Verify Token → Query Command Details
• Execute DER Physical Control → Status Monitoring → Result Reporting
• Periodic Reporting: Meter, Status, Availability Three Data Types

📊 Data Feedback & Telemetry Mechanisms

TelemetryStatus Real-time Telemetry
• Power (kW), Voltage (V), Current (A)
• SOC Energy Storage Status, Temperature Monitoring
• Device Operating Status & Error Codes
• Frequency: 1-5 minute intervals

UsagePoint & ReadingType
• Energy Metering Point Definition & Standardization
• Reading Type, Unit, Precision Settings
• Historical Data Aggregation & Trend Analysis
• Frequency: 15-minute meter readings

DERAvailability Availability Reporting
• Maximum Available Power & Reserved Capacity
• Maintenance Schedule & Downtime Notice
• Device Health & Efficiency Assessment
• Frequency: Hourly or event-triggered

💰 Pricing Mechanisms & Demand Response

Time-of-Use Pricing
• TariffProfile Pricing Table Management & Updates
• TimeTariffInterval Time Period Definition & Rates
• PriceEvent Real-time Price Adjustment Notifications
• Price Forecasting & Cost Optimization Recommendations

Demand Response Load Control
• DRProgram Demand Response Program Registration
• DREvent Emergency Load Shedding Event Publication
• Load Curtailment Tiered Load Reduction
• Participation Incentive & Penalty Mechanism Calculation

🔒 Security Mechanisms & Certificate Management

Multi-level Certificate Chain Verification
• Root CA → Subordinate CA → Device Certificate
• X.509 Certificate Format & PEM Encoding Standards
• LFDI (128-bit) / SFDI (20-digit) Device Identification
• CRL Certificate Revocation List Real-time Check Mechanism
• Certificate Blacklist Automatic Updates

End-to-End Communication Encryption & Integrity
• TLS 1.2+ Bidirectional Encryption Transport Protocol
• Mutual TLS Bidirectional Certificate Verification Mechanism
• PIN Code Device Registration & Identity Activation
• HMAC-SHA256 Webhook Anti-forgery Signature
• Perfect Forward Secrecy

Webhook Security & Smart Retry Mechanisms
• HMAC-SHA256 Token Time-based Management
• Digital Signature Anti-replay Attack Protection
• Exponential Backoff Retry Strategy (1s→2s→4s)
• Timeout Exception Handling & Dead Letter Queue
• Error Log Classification & Real-time Monitoring Alerts

Core Communication Platform (IEEE2030.5 Server)

Management Application Layer (Utility Server)

Edge Proxy Service (Aggregator Client)

Function Set Assignment (FSA)

Pricing Management (TOU Pricing)

Demand Response (DRLC)

Webhook Security Mechanism & Retry Processing

CRL Certificate Revocation Mechanism

IEEE2030.5 Smart Energy Communication Platform Architecture