Front end changes for SOH

stuartpittaway · Dec 7, 2023 · 5426e6d · 5426e6d
1 parent c6eb40a
commit 5426e6d
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Showing 4 changed files with 36 additions and 2 deletions.
diff --git a/ESPController/src/main.cpp b/ESPController/src/main.cpp
@@ -3201,7 +3201,7 @@ void send_ext_canbus_message(const uint32_t identifier, const uint8_t *buffer, c
 void CalculateStateOfHealth(diybms_eeprom_settings *settings)
 {
   // Value indicating what a typical discharge cycle looks like in amp-hours (normally 80% of cell for LFP)
-  float depth = 1000.0F * ((float)settings->currentMonitoring_batterycapacity/100.0F * (float)settings->soh_discharge_depth);
+  float depth = 1000.0F * ((float)settings->nominalbatcap/100.0F * (float)settings->soh_discharge_depth);
   float in = (float)settings->soh_total_milliamphour_in / depth;
   float out = (float)settings->soh_total_milliamphour_out / depth;
   //Take worst case

diff --git a/ESPController/src/webserver_json_requests.cpp b/ESPController/src/webserver_json_requests.cpp
@@ -604,6 +604,14 @@ esp_err_t content_handler_chargeconfig(httpd_req_t *req)
   settings["canbusbaud"] = mysettings.canbusbaud;
   settings["equip_addr"] = mysettings.canbus_equipment_addr;
   settings["nominalbatcap"] = mysettings.nominalbatcap;
+
+  settings["depthofdischarge"] = mysettings.soh_discharge_depth;
+  settings["expectedlifetime_cycles"] = mysettings.soh_lifetime_battery_cycles;
+  settings["total_mah_charge"] = mysettings.soh_total_milliamphour_in;
+  settings["total_mah_discharge"] = mysettings.soh_total_milliamphour_out;
+  settings["estimatebatterycycle"] = mysettings.soh_estimated_battery_cycles;
+  settings["stateofhealth"] = mysettings.soh_percent;
+
   settings["chargevolt"] = mysettings.chargevolt;
   settings["chargecurrent"] = mysettings.chargecurrent;
   settings["dischargecurrent"] = mysettings.dischargecurrent;

diff --git a/ESPController/web_src/default.htm b/ESPController/web_src/default.htm
@@ -654,7 +654,7 @@ <h1>History</h1>
             <th id="ht1">Date/time</th>
             <th id="ht2">Voltage</th>
             <th id="ht3">Current</th>
-            <th id="ht4">SoC%</th>
+            <th id="ht4">SoC%%</th>
             <th id="ht5">mA In</th>
             <th id="ht6">mA Out</th>
             <th id="ht7">Highest Range</th>
@@ -1034,6 +1034,26 @@ <h1 id="v0">Charge/Discharge configuration</h1>
             <label for="nominalbatcap">Nominal Battery Capacity (Amp-hours)</label>
             <input id="nominalbatcap" name="nominalbatcap" value="" type="number" min="1" max="9999" step="1" />
           </div>
+          <div>
+            <label for="expected_cycles">Expected battery lifetime/cycles (at 80%% DOD)</label>
+            <input id="expected_cycles" name="expected_cycles" value="" type="number" min="100" max="99999" step="1" />
+          </div>
+          <div>
+            <label for="total_ah_charge">Lifetime amp-hours charge (in)</label>
+            <input id="total_ah_charge" name="total_ah_charge" value="" type="number" min="0" step="1" />
+          </div>
+          <div>
+            <label for="total_ah_discharge">Lifetime amp-hours discharge (out)</label>
+            <input id="total_ah_discharge" name="total_ah_discharge" value="" type="number" min="0" step="1" />
+          </div>
+          <div>
+            <label for="estimate_bat_cycle">Estimated battery cycles consumed</label>
+            <input id="estimate_bat_cycle" name="estimate_bat_cycle" value="" type="number" readonly="" />
+          </div>
+          <div>
+            <label for="stateofhealth">State of health (%%)</label>
+            <input id="stateofhealth" name="stateofhealth" value="" type="number" readonly="" />
+          </div>
 
           <p>Charging</p>
           <div>

diff --git a/ESPController/web_src/pagecode.js b/ESPController/web_src/pagecode.js
@@ -2003,6 +2003,12 @@ $(function () {
                 $("#canbusbaud").val(data.chargeconfig.canbusbaud);
                 $("#nominalbatcap").val(data.chargeconfig.nominalbatcap);
 
+                $("#expected_cycles").val(data.chargeconfig.expectedlifetime_cycles);
+                $("#total_ah_charge").val(Math.trunc(data.chargeconfig.total_mah_charge/1000));
+                $("#total_ah_discharge").val(Math.trunc(data.chargeconfig.total_mah_discharge/1000));
+                $("#estimate_bat_cycle").val(data.chargeconfig.estimatebatterycycle);
+                $("#stateofhealth").val((data.chargeconfig.stateofhealth).toFixed(2));
+
                 $("#chargevolt").val((data.chargeconfig.chargevolt / 10.0).toFixed(1));
                 $("#chargecurrent").val((data.chargeconfig.chargecurrent / 10.0).toFixed(1));
                 $("#dischargecurrent").val((data.chargeconfig.dischargecurrent / 10.0).toFixed(1));