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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:58
From version 55.3
edited by Admin
on 2026/04/30 15:42
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To version 56.1
edited by Admin
on 2026/04/30 15:45
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144 144  
145 145  === Low SOC (signal) ===
146 146  
147 +The "Low SOC" is indicative signal that can be assigned to a discrete output or a power switch.
148 +
147 147  To change the parameters of the generation a signal about low battery level, select the "Control → Low SOC (signal)" section:
148 148  
149 149  [[image:1740396460923-423.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="141" width="800"]]
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165 165  
166 166  * the battery SOC is greater than the “Tolerant SOC” during the “Delay before clearing the signal” time.
167 167  
168 -(% class="box infomessage" %)
169 -(((
170 -The "Low SOC signal" is indicative and can be output to a discrete output or a power switch.
171 -)))
172 -
173 173  === High charging current (signal) ===
174 174  
172 +The "High charging current" is indicative signal that can be output to a discrete output or a power switch.
173 +
175 175  To change the parameters of the generation high-current signal, select the "Control → High charging current (signal)" section:
176 176  
177 177  [[image:1740396996935-403.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="144" width="800"]]
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178 178  
179 179  In this section:
180 180  
181 -* Enable – a flag to enable signal generation;
182 -* Maximum charging current, А;
183 -* Tolerant charging current, А;
184 -* Delay before setting the signal, second;
185 -* Delay before clearing the signal, second;
186 -* Lock – lock the signal until the device is reset.
180 +* **Enable **– a flag to enable signal generation;
181 +* **Maximum charging current**, А;
182 +* **Tolerant charging current**, А;
183 +* **Delay before setting the signal**, second;
184 +* **Delay before clearing the signal**, second;
185 +* **Lock **– lock the signal until the device is reset.
187 187  
188 188  Signal generation conditions:
189 189  
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193 193  
194 194  * the measured current is less than the “Tolerant charging current” value during the “Delay before clearing the signal” time.
195 195  
196 -(% class="box infomessage" %)
197 -(((
198 -The "High charging current" signal is indicative and can be output to a discrete output or a power switch.
199 -)))
200 -
201 201  === Charge map ===
202 202  
203 203  The BMS Mini S / BMS Mini device calculates maximum allowable charge current values in respect to SOC, battery temperature, contactor temperature and cell voltage.
204 204  
205 -Calculated current values are sending to a charger or an intellectual load over the CAN bus.
199 +Calculated current values are sent to a charger or an intellectual load over the CAN bus. External devices based on received data provide correct battery operation.
206 206  
207 207  To configure parameters for determining the charge current limit, select the "Control → Charge map" section:
208 208  
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209 209  [[image:1740397188247-315.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="179" width="800"]]
210 210  In this section:
211 211  
212 -* Enable – a flag to start calculation of the charge current limit;
213 -* Maximum charge current – a maximum allowable value of the charge current (under normal conditions), A;
214 -* Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
215 -* Option 1: Limit charge current by the battery SOC and temperature – a flag to enable correction of maximum allowable charging current** Kcs** depending on __maximum cell SOC__ and battery temperature;
216 -* Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
217 -* Option 2: Limit charge current by the contactor temperature – a flag to enable correction of maximum allowable charging current **Kcc** depending on contactor temperature;
218 -* Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
219 -* Option 3: Limit charge current by the maximum cell voltage - a flag to enable correction of maximum allowable charging current **Kcv** depending on __the maximum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
220 -* Option 3: Cell voltage x Factor – the dependence of the correction factor on maximum cell voltage;
221 -* Option 4: Limit charge current by the cell temperature - a flag to enable correction of maximum allowable charging current **Kct** depending on maximum cell temperature;
222 -* Option 4: Cell temperature x Factor – the dependence of the correction factor on maximum cell temperature.
206 +* **Enable **– a flag to start calculation of the charge current limit;
207 +* **Maximum charge current** – a maximum allowable value of the charge current (under normal conditions), A;
208 +* **Rate of change** – a rate of change the current limit to a new value (0 is for immediate change), A/s;
209 +* **Option 1: Limit charge current by the battery SOC and temperature** – a flag to enable correction of maximum allowable charging current** Kcs** depending on __maximum cell SOC__ and battery temperature;
210 +* **Option 1: SOC x Temperature x Factor** – the dependence of the correction factor on SOC and battery temperature;
211 +* **Option 2: Limit charge current by the contactor temperature** – a flag to enable correction of maximum allowable charging current **Kcc** depending on contactor temperature;
212 +* **Option 2: Contactor temperature x Factor** – the dependence of the correction factor on SOC and contactor temperature;
213 +* **Option 3: Limit charge current by the maximum cell voltage** – a flag to enable correction of maximum allowable charging current **Kcv** depending on __the maximum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
214 +* **Option 3: Cell voltage x Factor** – the dependence of the correction factor on maximum cell voltage;
215 +* **Option 4: Limit charge current by the cell temperature** – a flag to enable correction of maximum allowable charging current **Kct** depending on maximum cell temperature;
216 +* **Option 4: Cell temperature x Factor** – the dependence of the correction factor on maximum cell temperature.
223 223  
224 224  Value of the charge current limit at given SOC, temperature, contactors temperature, maximum cell voltage and maximum cell temperature is calculated as follows:
225 225  
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