Consommations électriques

Il faut avoir des chiffres sur les consommations électriques pour connaître les usages et planifier les économies. Je propose de construire une série de capteur, comme ceux de températures, pour suivre les consommations dans le temps

Nous allons les placer

arrivée du château vers l'aile sud (tout ce qui a été installé il y a quelques années)

arrivée du château vers le nouveau tableau (grenier,moitié nord pour le reste)

atelier(s)?

?

Pistes:

openenergymonitor

https://optimalprimate.github.io/projects/2020/11/06/smart-power-meter.html

Matériel

base esp8266

capteur de courant SCT013 yhdc.com

mise à niveau R 18 ou 22Ω et une capa de 10uF

pont 2 R de 10kΩ

Code

librairie https://github.com/openenergymonitor/EmonLib

code de l'exemple

/* // ESP_Wemos capteur de courant SCT013 yhdc.com Fonction: vérification et prise de mesures connection sur un des reseau wifi present se connecte au serveur MQTT s'abonne a une possible mise a jour poste en mqtt deep sleep de https://learn.openenergymonitor.org/electricity-monitoring/ct-sensors/how-to-build-an-arduino-energy-monitor-measuring-current-only 1 x CT sensor YHDC SCT-013-000 1 x Burden resistor 18 Ohms if supply voltage is 3.3V, or 33 Ohms if supply voltage is 5V 2 x 10k Ohm resistors (or any equal value resistor pair up to 470k Ohm) 1 x 10uF capacitor 3.3V * */ #include <ESP8266WiFi.h> #include <ESP8266WiFiMulti.h> #include <ESP8266mDNS.h> #include <WiFiUdp.h> #include "EspMQTTClient.h" #include <Ticker.h> ESP8266WiFiMulti wifiMulti; Ticker coucou; char host_c[20] = "ESP-12345678"; // = ausi nom client mqtt char host[20] = "ESP-12345678"; // maj au boot uint64_t minute_dodo = 15; // min ESP.deepSleep(1000000 * 60 * (uint64_t)min); String prog_version = "1"; String version_maj = "1"; unsigned long temps_milli = 0; bool faire_maj = false; bool demande_maj = false; const char* ssid1 = "kerminy"; const char* password1 = "1234567890"; const char* ssid2 = "NORD"; const char* password2 = "1234567890"; const char* ssid3 = "SUD"; const char* password3 = "1234567890"; const char* ssid4 = "BIBLIOTEQUE"; const char* password4 = "1234567890"; const char* mqtt_server = "192.168.1.13"; const char* mqtt_user = "kerminy"; const char* mqtt_pass = "patate"; int mqtt_port = 1883; bool envoie_mqtt = false; bool connexion_prette = false; int donnees_prette = 0; int publie_ok = 0; /////// METTRE NE NBR DE MQTT A POSTER !! int publie_max = 1; /////////////////////////////////// valeurs du msq MQTT int retour_ok = 0; // retour du serveur auto lastRead = millis(); EspMQTTClient client(NULL, NULL, mqtt_server, mqtt_user, mqtt_pass, host_c, mqtt_port); void setup_wifi() { delay(10); // We start by connecting to a WiFi network Serial.println(); Serial.print("Connecting to "); Serial.print(ssid1); Serial.print(" "); Serial.print(ssid2); Serial.print(" "); Serial.print(ssid3); Serial.print(" "); Serial.println(ssid4); coucou.attach(1, flip); WiFi.mode(WIFI_STA); wifiMulti.addAP(ssid1, password1); wifiMulti.addAP(ssid2, password2); wifiMulti.addAP(ssid3, password3); wifiMulti.addAP(ssid4, password4); int boucle = 0; while (wifiMulti.run() != WL_CONNECTED) { delay(500); Serial.print("."); if (boucle++ > 30) dodo(); } Serial.println(""); Serial.println("WiFi connected"); Serial.println("IP address: "); Serial.println(WiFi.localIP()); } void onConnectionEstablished() { connexion_prette = true ; Serial.println("connexion MQTT PRETTE"); Serial.print(mqtt_server); Serial.print(" "); Serial.print(mqtt_port); Serial.print(" "); Serial.print(host); Serial.print(" "); Serial.print(mqtt_pass); Serial.print(" "); Serial.println(mqtt_user); // regarde si maj firmware String topic = "pgvrs/" ; topic += host; client.subscribe(String(topic).c_str(), [](const String & payload) { Serial.println(payload); version_maj = payload; }); coucou.attach(0.5, flip); } void dodo() { digitalWrite(LED_BUILTIN, HIGH); // Turn the LED off by making the voltage HIGH coucou.detach(); Serial.print("dodo min :"); Serial.println((float)minute_dodo); // Connect D0 to RST to wake up ! ESP.deepSleep(minute_dodo * 60 * 1000000); } int count = 0; void flip() { int state = digitalRead(LED_BUILTIN); // get the current state of GPIO1 pin digitalWrite(LED_BUILTIN, !state); // set pin to the opposite state ++count; // when the counter reaches a certain value, start blinking like crazy if (count == 20) { coucou.attach(0.1, flip); } // when the counter reaches yet another value, stop blinking else if (count == 120) { coucou.detach(); } } ////////////////////// SCT013 ///////////////// #include "EmonLib.h" EnergyMonitor emon1; double courant = 0; void setup_SCT013() { emon1.current(1, 111.1); // Current: input pin, calibration. } void loop_SCT013() { double Irms = emon1.calcIrms(1480); // Calculate Irms only Serial.print(Irms * 230.0); // Apparent power Serial.print(" "); Serial.println(Irms); // Irms : Valeur efficace courant = Irms * 230.0; envoie_mqtt = true; } /////////////////////////////////////////////////// void setup() { temps_milli = millis(); pinMode(LED_BUILTIN, OUTPUT); // Initialize the LED_BUILTIN pin as an output digitalWrite(LED_BUILTIN, LOW); // Turn the LED on (Note that LOW is the voltage level setup_SCT013(); // Connect D0 to RST to wake up pinMode(D0, WAKEUP_PULLUP); Serial.begin(115200); coucou.attach(2, flip); Serial.println(""); Serial.print("prog_version:"); Serial.println(prog_version); Serial.print("ChipID : "); Serial.println(ESP.getChipId(), HEX); sprintf(host, "ESP-%08X", ESP.getChipId()); setup_wifi(); Serial.println(host); strlcpy(host_c, host, sizeof(host_c)); } void loop() { unsigned long now = millis(); Serial.print("DEPUIS "); Serial.println((now - temps_milli) / 1000); if (version_maj != prog_version) { Serial.println("version_maj en attente "); Serial.println(version_maj); faire_maj = true; if (demande_maj != true ) client.enableHTTPWebUpdater(); // Enable the web updater. // User and password default to values of MQTTUsername and MQTTPassword. //These can be overrited with enableHTTPWebUpdater("user", "password"). demande_maj = true; } envoie_mqtt = false; /// loop_SCT013(); ///////// MQTT config //////////// if (envoie_mqtt == true ) { //EspMQTTClient client(NULL, NULL, mqtt_server, mqtt_user, mqtt_pass, host, mqtt_port); // client.enableDebuggingMessages(); // Enable debugging messages sent to serial output client.loop(); if (now - temps_milli > 60000) { Serial.println("pas d'acces au serveur MQTT , dodo min :"); dodo(); } if (now - temps_milli > 20000) { // attend 20s avant de faire Serial.print("ATTEND CLIENT MQTT...sur "); if ( faire_maj == true) Serial.println(WiFi.localIP()); if (connexion_prette == true ) { Serial.println("PUBLIE"); coucou.attach(0.3, flip); String topic = "pgvrs/"; topic += host; if ( client.publish(String(topic).c_str(), String(prog_version).c_str() ) ) publie_ok++; /////// topic = "courant/SCT013/" ; topic += host; if ( client.publish(String(topic).c_str(), String(courant).c_str() ) ) publie_ok++; dodo(); } } delay(1000); } delay(1000); }