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{
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"type": "group",
"z": "a5197c9e9e9aac37",
"style": {
"stroke": "#999999",
"stroke-opacity": "1",
"fill": "none",
"fill-opacity": "1",
"label": true,
"label-position": "nw",
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{
"id": "f6509b6071e57fb5",
"type": "mqtt in",
"z": "a5197c9e9e9aac37",
"g": "b70a836071e65056",
"name": "EVCharger",
"topic": "HomeServerLiveValues/EVCharger",
"qos": "0",
"datatype": "auto-detect",
"broker": "9f574f2f6f5531cb",
"nl": false,
"rap": true,
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{
"id": "31c3c6a161e74b1d",
"type": "victron-output-ess",
"z": "a5197c9e9e9aac37",
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"path": "/Settings/CGwacs/AcPowerSetPoint",
"serviceObj": {
"service": "com.victronenergy.settings",
"name": "Venus settings",
"communityTag": "ess"
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"type": "integer",
"name": "Grid set-point (W)",
"mode": "both"
},
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"name": "Grid setpoint",
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"func": "// ============================================================================\n// EV -> ESS GRID SETPOINT\n// Met Virtual Switch enable/disable\n//\n// Inputs:\n// 1) MQTT:\n// HomeServerLiveValues/EVCharger\n// payload { ActualPower, ... }\n//\n// 2) Victron Virtual Switch:\n// \"Charge EV from grid\"\n//\n// Werking:\n// - Switch UIT:\n// functie uitgeschakeld\n// Grid setpoint wordt direct DEFAULT_SETPOINT_W (-10 W)\n//\n// - Switch AAN:\n// EV > drempel:\n// Grid setpoint ≈ EV-laadvermogen\n//\n// EV niet actief:\n// Grid setpoint = -10 W\n//\n// Output:\n// msg.payload -> /Settings/CGwacs/AcPowerSetPoint\n// ============================================================================\n\n\n// ---------------- USER SETTINGS ----------------\n\nconst DEFAULT_SETPOINT_W = -10;\n\nconst EV_ACTIVE_THRESHOLD_W = 1000;\n\nconst ROUND_STEP_W = 100;\n\nconst MIN_DELTA_W = 300;\n\nconst MIN_INTERVAL_MS = 10000; // 10 seconden\n\n\n// ============================================================================\n// HERKEN INPUTTYPE\n// ============================================================================\n\nconst topic = msg.topic || \"\";\n\n\n// ---------------------------------------------------------------------------\n// VIRTUAL SWITCH INPUT\n// ---------------------------------------------------------------------------\n//\n// De state-output van de Victron Virtual Switch wordt hier gebruikt.\n//\n// We proberen de gangbare payloadvormen robuust af te handelen:\n// 0 / 1\n// false / true\n// \"0\" / \"1\"\n// object met state/value\n//\n\nif (!topic.includes(\"HomeServerLiveValues/EVCharger\")) {\n\n let raw = msg.payload;\n let enabled = null;\n\n if (typeof raw === \"boolean\") {\n\n enabled = raw;\n\n } else if (\n raw === 0 ||\n raw === 1 ||\n raw === \"0\" ||\n raw === \"1\"\n ) {\n\n enabled = Number(raw) === 1;\n\n } else if (raw && typeof raw === \"object\") {\n\n if (typeof raw.state === \"boolean\") {\n enabled = raw.state;\n }\n\n else if (\n raw.state === 0 ||\n raw.state === 1 ||\n raw.state === \"0\" ||\n raw.state === \"1\"\n ) {\n enabled = Number(raw.state) === 1;\n }\n\n else if (\n raw.value === 0 ||\n raw.value === 1 ||\n raw.value === \"0\" ||\n raw.value === \"1\"\n ) {\n enabled = Number(raw.value) === 1;\n }\n }\n\n\n // Payload niet herkenbaar\n if (enabled === null) {\n\n node.status({\n fill: \"red\",\n shape: \"ring\",\n text: \"Onbekende switch payload\"\n });\n\n return null;\n }\n\n\n const oldEnabled = context.get(\"enabled\");\n\n context.set(\"enabled\", enabled);\n\n\n // --------------------------------------------------------\n // SWITCH UIT\n // --------------------------------------------------------\n //\n // Meteen terug naar normaal ESS-setpoint.\n //\n\n if (enabled === false) {\n\n const lastSetpoint = context.get(\"lastSetpoint\");\n\n node.status({\n fill: \"grey\",\n shape: \"dot\",\n text: \"UIT | EV grid priority disabled\"\n });\n\n\n // Alleen schrijven indien nodig.\n if (lastSetpoint === DEFAULT_SETPOINT_W) {\n return null;\n }\n\n\n context.set(\"lastSetpoint\", DEFAULT_SETPOINT_W);\n context.set(\"lastSentTs\", Date.now());\n\n msg.payload = DEFAULT_SETPOINT_W;\n\n return msg;\n }\n\n\n // --------------------------------------------------------\n // SWITCH AAN\n // --------------------------------------------------------\n //\n // Niet meteen iets gokken.\n // Wacht op de eerstvolgende geldige EV-vermogensmeting.\n //\n\n if (enabled === true) {\n\n node.status({\n fill: \"blue\",\n shape: \"dot\",\n text: \"AAN | wacht op EV data\"\n });\n\n return null;\n }\n}\n\n\n// ============================================================================\n// MQTT EV INPUT\n// ============================================================================\n\nlet p = msg.payload;\n\nif (typeof p === \"string\") {\n\n try {\n p = JSON.parse(p);\n\n } catch (e) {\n\n node.status({\n fill: \"red\",\n shape: \"ring\",\n text: \"Ongeldige EV JSON\"\n });\n\n return null;\n }\n}\n\n\nif (!p || typeof p !== \"object\") {\n\n node.status({\n fill: \"red\",\n shape: \"ring\",\n text: \"Geen geldige EV payload\"\n });\n\n return null;\n}\n\n\n// ---------------- EV VERMOGEN ----------------\n\nconst evPowerW = Number(p.ActualPower);\n\nif (!Number.isFinite(evPowerW)) {\n\n node.status({\n fill: \"red\",\n shape: \"ring\",\n text: \"Geen geldige ActualPower\"\n });\n\n return null;\n}\n\n\n// Bewaar laatste EV-vermogen.\ncontext.set(\"lastEvPowerW\", evPowerW);\n\n\n// ============================================================================\n// CHECK ENABLE SWITCH\n// ============================================================================\n//\n// Fail-safe keuze:\n// Als Node-RED net opnieuw gestart is en we nog geen switchstatus hebben,\n// beschouwen we de functie als UIT.\n//\n// Dit voorkomt dat de EV-gridregeling onverwacht actief wordt.\n//\n\nconst enabled = context.get(\"enabled\") === true;\n\n\nif (!enabled) {\n\n const lastSetpoint = context.get(\"lastSetpoint\");\n\n\n node.status({\n fill: \"grey\",\n shape: \"ring\",\n text:\n `UIT | EV ${Math.round(evPowerW)}W | ` +\n `SP ${DEFAULT_SETPOINT_W}W`\n });\n\n\n // Zorg eventueel éénmalig dat we werkelijk terug op default staan.\n if (lastSetpoint !== DEFAULT_SETPOINT_W) {\n\n context.set(\"lastSetpoint\", DEFAULT_SETPOINT_W);\n context.set(\"lastSentTs\", Date.now());\n\n msg.payload = DEFAULT_SETPOINT_W;\n\n return msg;\n }\n\n\n return null;\n}\n\n\n// ============================================================================\n// FUNCTIE IS AAN\n// ============================================================================\n\nconst evActive =\n evPowerW > EV_ACTIVE_THRESHOLD_W;\n\n\nlet desiredSetpoint;\n\n\nif (evActive) {\n\n desiredSetpoint =\n Math.round(evPowerW / ROUND_STEP_W) *\n ROUND_STEP_W;\n\n} else {\n\n desiredSetpoint = DEFAULT_SETPOINT_W;\n}\n\n\n// ---------------- VORIGE STATUS ----------------\n\nconst lastSetpoint = context.get(\"lastSetpoint\");\n\nconst lastSentTs =\n context.get(\"lastSentTs\") || 0;\n\nconst now = Date.now();\n\n\n// ---------------- EERSTE KEER ----------------\n\nif (lastSetpoint === undefined) {\n\n context.set(\n \"lastSetpoint\",\n desiredSetpoint\n );\n\n context.set(\n \"lastSentTs\",\n now\n );\n\n msg.payload =\n desiredSetpoint;\n\n\n node.status({\n fill: evActive ? \"green\" : \"blue\",\n shape: \"dot\",\n text:\n `AAN | EV ${Math.round(evPowerW)}W → ` +\n `SP ${desiredSetpoint}W`\n });\n\n\n return msg;\n}\n\n\n// ============================================================================\n// EV AAN / UIT TRANSITIE\n// ============================================================================\n\nconst wasEvActive =\n lastSetpoint !== DEFAULT_SETPOINT_W;\n\nconst modeChanged =\n wasEvActive !== evActive;\n\n\nif (modeChanged) {\n\n context.set(\n \"lastSetpoint\",\n desiredSetpoint\n );\n\n context.set(\n \"lastSentTs\",\n now\n );\n\n msg.payload =\n desiredSetpoint;\n\n\n node.status({\n fill: evActive ? \"green\" : \"blue\",\n shape: \"dot\",\n text:\n evActive\n ? `AAN | EV actief ${Math.round(evPowerW)}W → SP ${desiredSetpoint}W`\n : `AAN | EV gestopt → SP ${DEFAULT_SETPOINT_W}W`\n });\n\n\n return msg;\n}\n\n\n// ============================================================================\n// EV NIET ACTIEF\n// ============================================================================\n\nif (!evActive) {\n\n node.status({\n fill: \"blue\",\n shape: \"ring\",\n text:\n `AAN | wacht | EV ${Math.round(evPowerW)}W | ` +\n `SP ${lastSetpoint}W`\n });\n\n return null;\n}\n\n\n// ============================================================================\n// EV ACTIEF\n// ============================================================================\n\nconst delta =\n Math.abs(\n desiredSetpoint -\n lastSetpoint\n );\n\n\n// ---------------- DEADBAND ----------------\n\nif (delta < MIN_DELTA_W) {\n\n node.status({\n fill: \"yellow\",\n shape: \"ring\",\n text:\n `AAN | hold Δ${delta}W | ` +\n `EV ${Math.round(evPowerW)}W | ` +\n `SP ${lastSetpoint}W`\n });\n\n return null;\n}\n\n\n// ---------------- RATE LIMIT ----------------\n\nconst elapsed =\n now -\n lastSentTs;\n\n\nif (elapsed < MIN_INTERVAL_MS) {\n\n const remaining =\n Math.ceil(\n (MIN_INTERVAL_MS - elapsed) /\n 1000\n );\n\n\n node.status({\n fill: \"blue\",\n shape: \"ring\",\n text:\n `AAN | wait ${remaining}s | ` +\n `EV ${Math.round(evPowerW)}W | ` +\n `target ${desiredSetpoint}W`\n });\n\n\n return null;\n}\n\n\n// ============================================================================\n// SETPOINT VERSTUREN\n// ============================================================================\n\ncontext.set(\n \"lastSetpoint\",\n desiredSetpoint\n);\n\ncontext.set(\n \"lastSentTs\",\n now\n);\n\n\nmsg.payload =\n desiredSetpoint;\n\n\nnode.status({\n fill: \"green\",\n shape: \"dot\",\n text:\n `AAN | EV ${Math.round(evPowerW)}W → ` +\n `Grid SP ${desiredSetpoint}W`\n});\n\n\nreturn msg;",
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"timeout": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 390,
"y": 580,
"wires": [
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{
"id": "5bf393c9d5ac73bb",
"type": "debug",
"z": "a5197c9e9e9aac37",
"g": "b70a836071e65056",
"name": "check_output",
"active": false,
"tosidebar": true,
"console": false,
"tostatus": false,
"complete": "payload",
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"statusVal": "",
"statusType": "auto",
"x": 400,
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},
{
"id": "28168acbee4d3057",
"type": "inject",
"z": "a5197c9e9e9aac37",
"g": "b70a836071e65056",
"name": "Manual inject Grid setpoint",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "-10",
"payloadType": "num",
"x": 170,
"y": 580,
"wires": [
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},
{
"id": "e2524e1725f2d2ba",
"type": "victron-virtual-switch",
"z": "a5197c9e9e9aac37",
"g": "b70a836071e65056",
"name": "ChargeEVfromGrid",
"outputs": 2,
"switch_1_type": "1",
"switch_1_initial": 0,
"switch_1_label": "",
"switch_1_customname": "Charge EV from grid",
"switch_1_group": "NodeRED",
"switch_1_include_measurement": false,
"switch_1_rgb_color_wheel": false,
"switch_1_cct_wheel": false,
"switch_1_rgb_white_dimmer": false,
"switch_1_show_ui_input": 1,
"switch_1_passthrough_mode": "auto_only",
"x": 190,
"y": 640,
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{
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"type": "debug",
"z": "a5197c9e9e9aac37",
"g": "b70a836071e65056",
"name": "check switch_output",
"active": true,
"tosidebar": true,
"console": false,
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"complete": "payload",
"targetType": "msg",
"statusVal": "",
"statusType": "auto",
"x": 420,
"y": 640,
"wires": []
},
{
"id": "bd1cf2989fb28ea0",
"type": "comment",
"z": "a5197c9e9e9aac37",
"g": "b70a836071e65056",
"name": "Charge EV from GRID (or not)",
"info": "",
"x": 160,
"y": 460,
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},
{
"id": "9f574f2f6f5531cb",
"type": "mqtt-broker",
"name": "",
"broker": "192.168.30.10",
"port": "1883",
"clientid": "VictronGX",
"autoConnect": true,
"usetls": false,
"protocolVersion": "4",
"keepalive": "60",
"cleansession": true,
"autoUnsubscribe": true,
"birthTopic": "",
"birthQos": "0",
"birthRetain": "false",
"birthPayload": "",
"birthMsg": {},
"closeTopic": "",
"closeQos": "0",
"closeRetain": "false",
"closePayload": "",
"closeMsg": {},
"willTopic": "",
"willQos": "0",
"willRetain": "false",
"willPayload": "",
"willMsg": {},
"userProps": "",
"sessionExpiry": ""
},
{
"id": "053915b26369563c",
"type": "global-config",
"env": [],
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}
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Bedankt
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