Virtual Power Plant | Sofar EMS Documentation

{
    "msg_id": <Incremental message id>(int),
    "vpp_id": <VPP ID>(str)
    "time": "<Unix Timestamp>(int)",
    "fields": {
        "<Component Policy>": "<Policy Type>",
        "<Component Power Setpoint>": <Setpoint in watts>

{
    "msg_id": <Incremental message id>(int),
    "vpp_id": <VPP ID>(str)
    "time": "<Unix Timestamp>(int)",
    "message_type": "<Type of message>(str)",
    "fields": {
        "<Component Policy>": "<Policy Type>",
        "<Component Power Setpoint>": <Setpoint

{
    "payload": {
        "fields": {
            "responseCode": <Success/Failure Code>(int),
            "ack": <Acknowledgement Message>(str)
        },
        "target": <VPP ID>(str)
    },
    "message_type": <Type of Message>(str)

{
    "payload": {
        "updated_on": <Unix Timestamp of the data>(str)
        "feedback_dict": {
            <Feedback Dict>(dict)
        },
        "target": <Site Node ID>(str)
    },
    "message_type"

{
    "payload": {
        "updated_on": <Unix Timestamp of the data>(str)
        "feedback_dict": {
            <Aggregated Feedback Dict>(dict)
        },
    },
    "message_type": <Type of Message>(str)

{
    "payload": {
        "aggregated": {
            <Component Name>(str): <CommandPower Value>(float)...
        },
        "dispatched_commands": [
            <List of individual commands sent to the controllers>
        ],

Virtual Power Plant | Sofar EMS Documentation

Tip

Tip

Connecting to the MQTT Broker

VPP Functionality

Adding Controllers to the VPP

On this page

Aggregation Algorithm

MQTT Topics

Incoming Topic

Live VPP

Scheduled VPP

Acknowledgement Topic

Feedback Topic

Aggregated Feedback Topic

Dispatched Commands Topic

Warning Topic