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https://github.com/dalathegreat/Battery-Emulator.git
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Add fake battery skeleton
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Daniel
parent
8bab9c5386
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5 changed files with 143 additions and 0 deletions
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@ -286,6 +286,9 @@ void inform_user_on_battery() {
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#ifdef TESLA_MODEL_3_BATTERY
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Serial.println("Tesla Model 3 battery selected");
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#endif
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#ifdef TEST_FAKE_BATTERY
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Serial.println("Test mode with fake battery selected");
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#endif
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}
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// Functions
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@ -316,6 +319,9 @@ void receive_can() { // This section checks if we have a complete CAN message i
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#endif
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#ifdef TESLA_MODEL_3_BATTERY
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receive_can_tesla_model_3_battery(rx_frame);
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#endif
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#ifdef TEST_FAKE_BATTERY
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receive_can_test_battery(rx_frame);
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#endif
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// Inverter
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#ifdef BYD_CAN
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@ -373,6 +379,9 @@ void send_can() {
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#ifdef TESLA_MODEL_3_BATTERY
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send_can_tesla_model_3_battery();
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#endif
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#ifdef TEST_FAKE_BATTERY
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send_can_test_battery();
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#endif
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}
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#ifdef DUAL_CAN
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@ -562,6 +571,9 @@ void update_values() {
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#endif
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#ifdef TESLA_MODEL_3_BATTERY
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update_values_tesla_model_3_battery(); // Map the values to the correct registers
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#endif
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#ifdef TEST_FAKE_BATTERY
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update_values_test_battery(); // Map the fake values to the correct registers
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#endif
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// Inverter
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#ifdef BYD_CAN
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@ -13,6 +13,7 @@
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//#define NISSAN_LEAF_BATTERY
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//#define RENAULT_ZOE_BATTERY
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//#define TESLA_MODEL_3_BATTERY
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//#define TEST_FAKE_BATTERY
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/* Select inverter communication protocol. See Wiki for which to use with your inverter: https://github.com/dalathegreat/BYD-Battery-Emulator-For-Gen24/wiki */
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//#define BYD_CAN //Enable this line to emulate a "BYD Battery-Box Premium HVS" over CAN Bus
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@ -29,4 +29,7 @@
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#include "TESLA-MODEL-3-BATTERY.h" //See this file for more Tesla battery settings
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#endif
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#ifdef TEST_FAKE_BATTERY
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#include "TEST-FAKE-BATTERY.h" //See this file for more Fake battery settings
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#endif
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#endif
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81
Software/src/battery/TEST-FAKE-BATTERY.cpp
Normal file
81
Software/src/battery/TEST-FAKE-BATTERY.cpp
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@ -0,0 +1,81 @@
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#include "TEST-FAKE-BATTERY.h"
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#include "../lib/miwagner-ESP32-Arduino-CAN/CAN_config.h"
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#include "../lib/miwagner-ESP32-Arduino-CAN/ESP32CAN.h"
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/* Do not change code below unless you are sure what you are doing */
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static unsigned long previousMillis10 = 0; // will store last time a 10ms CAN Message was send
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static unsigned long previousMillis100 = 0; // will store last time a 100ms CAN Message was send
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static unsigned long previousMillis10s = 0; // will store last time a 1s CAN Message was send
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static const int interval10 = 10; // interval (ms) at which send CAN Messages
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static const int interval100 = 100; // interval (ms) at which send CAN Messages
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static const int interval10s = 10000; // interval (ms) at which send CAN Messages
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void print_units(char* header, int value, char* units) {
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Serial.print(header);
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Serial.print(value);
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Serial.print(units);
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}
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void update_values_test_battery() { /* This function puts fake values onto the parameters sent towards the inverter */
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bms_status = ACTIVE; //Always be in Active mode
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LEDcolor = GREEN;
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SOC = 5000; // 50.00%
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StateOfHealth = 9900; // 99.00%
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battery_voltage = 3700; // 370.0V
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battery_current = 0; // 0 A
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capacity_Wh = 30000; // 30kWh
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remaining_capacity_Wh = 15000; // 15kWh
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cell_max_voltage = 3750;
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cell_min_voltage = 3730;
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stat_batt_power = 0; // 0W
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temperature_min = 50; // 5.0*C
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temperature_max = 60; // 6.0*C
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max_target_discharge_power = 5000; // 5kW
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max_target_charge_power = 5000; // 5kW
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/*Finally print out values to serial if configured to do so*/
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#ifdef DEBUG_VIA_USB
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Serial.println("FAKE Values going to inverter");
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print_units("SOH%: ", (StateOfHealth * 0.01), "% ");
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print_units(", SOC%: ", (SOC * 0.01), "% ");
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print_units(", Voltage: ", (battery_voltage * 0.1), "V ");
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print_units(", Max discharge power: ", max_target_discharge_power, "W ");
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print_units(", Max charge power: ", max_target_charge_power, "W ");
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print_units(", Max temp: ", (temperature_max * 0.1), "°C ");
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print_units(", Min temp: ", (temperature_min * 0.1), "°C ");
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print_units(", Max cell voltage: ", cell_max_voltage, "mV ");
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print_units(", Min cell voltage: ", cell_min_voltage, "mV ");
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Serial.println("");
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#endif
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}
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void receive_can_test_battery(CAN_frame_t rx_frame) {
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switch (rx_frame.MsgID) {
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case 0xABC:
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break;
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default:
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break;
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}
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}
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void send_can_test_battery() {
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unsigned long currentMillis = millis();
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// Send 100ms CAN Message
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if (currentMillis - previousMillis100 >= interval100) {
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previousMillis100 = currentMillis;
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// Put fake messages here incase you want to test sending CAN
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}
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}
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46
Software/src/battery/TEST-FAKE-BATTERY.h
Normal file
46
Software/src/battery/TEST-FAKE-BATTERY.h
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@ -0,0 +1,46 @@
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#ifndef TEST_FAKE_BATTERY_H
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#define TEST_FAKE_BATTERY_H
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#include <Arduino.h>
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#include "../../USER_SETTINGS.h"
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#include "../lib/miwagner-ESP32-Arduino-CAN/ESP32CAN.h"
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#define ABSOLUTE_MAX_VOLTAGE \
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4040 // 404.4V,if battery voltage goes over this, charging is not possible (goes into forced discharge)
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#define ABSOLUTE_MIN_VOLTAGE 3100 // 310.0V if battery voltage goes under this, discharging further is disabled
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// These parameters need to be mapped for the inverter
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extern uint16_t SOC; //SOC%, 0-100.00 (0-10000)
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extern uint16_t StateOfHealth; //SOH%, 0-100.00 (0-10000)
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extern uint16_t battery_voltage; //V+1, 0-500.0 (0-5000)
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extern uint16_t battery_current; //A+1, Goes thru convert2unsignedint16 function (5.0A = 50, -5.0A = 65485)
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extern uint16_t capacity_Wh; //Wh, 0-60000
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extern uint16_t remaining_capacity_Wh; //Wh, 0-60000
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extern uint16_t max_target_discharge_power; //W, 0-60000
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extern uint16_t max_target_charge_power; //W, 0-60000
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extern uint16_t bms_status; //Enum, 0-5
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extern uint16_t bms_char_dis_status; //Enum, 0-2
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extern uint16_t stat_batt_power; //W, Goes thru convert2unsignedint16 function (5W = 5, -5W = 65530)
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extern uint16_t temperature_min; //C+1, Goes thru convert2unsignedint16 function (15.0C = 150, -15.0C = 65385)
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extern uint16_t temperature_max; //C+1, Goes thru convert2unsignedint16 function (15.0C = 150, -15.0C = 65385)
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extern uint16_t cell_max_voltage; //mV, 0-4350
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extern uint16_t cell_min_voltage; //mV, 0-4350
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extern uint8_t batteryAllowsContactorClosing; //Bool, 1=true, 0=false
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extern uint8_t LEDcolor; //Enum, 0-2
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// Definitions for bms_status
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#define STANDBY 0
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#define INACTIVE 1
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#define DARKSTART 2
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#define ACTIVE 3
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#define FAULT 4
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#define UPDATING 5
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// LED colors
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#define GREEN 0
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#define YELLOW 1
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#define RED 2
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#define BLUE 3
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void update_values_test_battery();
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void receive_can_test_battery(CAN_frame_t rx_frame);
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void send_can_test_battery();
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#endif
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