Changes for page 3.3 Control

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From version 2.1
edited by Admin
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To version 33.1
edited by Admin
on 2025/04/09 12:08
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Summary

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Parent
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1 -drafts.BMS Mini S.3\. Configuration.WebHome
1 +Battery management systems.BMS Mini S.3\. Configuration.WebHome
Content
... ... @@ -8,7 +8,7 @@
8 8  
9 9  To change the common BMS settings, select the "Control → Common settings" section:
10 10  
11 -[[image:1733746733473-873.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="124" width="800"]]
11 +[[image:1740394523706-519.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="800"]]
12 12  
13 13  In this section:
14 14  
... ... @@ -16,13 +16,18 @@
16 16  * Cell resistance – nominal (maximum) internal resistance of the cell, Ohm;
17 17  * Relax time (after charging) – a relaxation time after charging, second;
18 18  * Relax time (atfer discharging) – the relaxation time after discharging, second;
19 -* Number of cycles – a number of charge-discharge cycles;
20 20  * Reset parameters– a command to reset cells state of charge, capacity, and resistance.
21 21  
22 -The values “Capacity”, “Resistance”, “Cycles” are used to calculate the SOC of cells and the battery.
21 +The values “Capacity” and “Resistance” are used to calculate the SOC of cells and the battery.
23 23  
24 24  The values of “Relax time” are used to determine the state of the battery. If the battery is in a state of relaxation, the system recalculates the voltage on the cells to the state of charge of the battery.
25 25  
25 +The “Reset parameters” will reset:
26 +
27 +* state of charge (new cell SOC values will be calculated based on cell voltage and “Uocv (open-circuit voltage) table”: in the “Control → SOC estimation” section);
28 +* cell resistance to “Cell resistance” value;
29 +* battery capacity to “Cell capacity” value.
30 +
26 26  The “Reset parameters” command is used for starting-up and adjustment of the battery.
27 27  
28 28  === SOC estimation ===
... ... @@ -44,14 +44,14 @@
44 44  * Current and voltage (simplified);
45 45  * Current and voltage (enhanced);
46 46  
47 -The SOC calculation algorithm for voltage calculates cells SOC based on the tabular dependence Uocv = Uocv(SOC, t °C).
52 +The **“Voltage”** SOC calculation algorithm calculates cells SOC based on the tabular dependence Uocv = Uocv(SOC, t °C).
48 48  
49 -The SOC calculation algorithm “Current and voltage (simplified)” works as follows:
54 +The **“Current and voltage (simplified)”** SOC calculation algorithm works as follows:
50 50  
51 51  * if I = 0, the battery is in a state of relaxation and the cell voltage Uocv is outside the [U,,ocv[point 1],,; U,,ocv[point 2],,], the SOC calculation based on the tabular dependence Uocv = Uocv(SOC, t °C);
52 52  * in any other cases, the SOC value is proportional to the charge (coulomb) passed through the battery (current time integral).
53 53  
54 -The SOC calculation algorithm “Current and voltage (enhanced)” differs from the simplified algorithm by online correction of effective capacitance. When using this algorithm, it is necessary to fine tune the tabular dependence Uocv = Uocv (SOC, t °C).
59 +The **“Current and voltage (enhanced)” **SOC calculation algorithm differs from the simplified algorithm by online correction of effective capacitance. When using this algorithm, it is necessary to fine tune the tabular dependence Uocv = Uocv (SOC, t °C).
55 55  
56 56  To change the algorithm for calculating the Final SOC, select the "Control → SOC estimation → Final SOC" section:
57 57  
... ... @@ -60,35 +60,25 @@
60 60  The following battery Final SOC calculation methods are supported:
61 61  
62 62  * Minimal SOC – SOC of the modular battery is assumed to be the minimum SOC among the battery modules;
63 -* Average SOC – SOC of the modular battery is taken equal to the arithmetic average of the SOC of the battery modules.
68 +* Average SOC – SOC of the modular battery is taken equal to the arithmetic average of the SOC of the battery modules;
69 +* Min-Max SOC – the battery SOC is calculated based on the minimum and maximum SOC of the cells. Final SOC will be a) 100% if any cell has 100% SOC, b) 0% if any cell has 0% SOC;
70 +* Max-Min SOC – the battery SOC is calculated based on the minimum and maximum SOC of the cells. Final SOC will be a) 100% if all cells have 100% SOC, b) 0% if all cells have 0% SOC.
64 64  
65 -To change other settings of SOC estimation, select the "Control → SOC estimation” section:
72 +Other parameters:
66 66  
67 -[[image:1733746733479-261.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="165" width="800"]]
68 -
69 -In this section:
70 -
71 71  * Scale the final SOC – a flag to scale the battery SOC by the following values;
72 -* SOC corresponding to 0% – battery SOC that sets to be 0%;
73 -* SOC corresponding to 100% – battery SOC that sets to be 100%.
75 +* SOC corresponding to 0% – the battery SOC that sets to be 0%;
76 +* SOC corresponding to 100% – the battery SOC that sets to be 100%.
74 74  * Uocv (open-circuit voltage) table – the dependence of the cell open circuit voltage Uocv on SOC and the cell temperature (selected for specific batteries);
75 -
76 -[[image:1733746733480-919.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="484" width="800"]]
77 -
78 -* Linear zone: point 1 – starting point of the linear zone of Uocv dependence;
79 -* Linear zone: point 2 – ending point of the linear zone of Uocv dependence;
78 +* Linear zone - linear zone of the Uocv = Uocv(SOC, t°C) dependency, inside which the cell voltage changes insignificantly:
79 +** Linear zone: point 1 – starting point of the Uocv linear zone;
80 +** Linear zone: point 2 – ending point of the Uocv linear zone;
80 80  * Coulomb counting correction (temperature) – the dependence of battery capacity on temperature;
81 -
82 -[[image:1733746733481-286.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="160" width="800"]]
83 -
84 84  * Coulomb counting correction (cycles) – the dependence of battery capacity on the number of charge-discharge cycles.
85 85  
86 -[[image:1733746733482-538.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="161" width="800"]]
87 -
88 -
89 89  === SOC correction ===
90 90  
91 -The BMS Mini device can recalculate the battery SOC after long-term storage or after long-term working in the case when the battery was not charged fully or discharged totally. Recalculation is done based on the tabular dependency Uocv = Uocv (SOC, t) (see section **SOC estimation**).
86 +The BMS Mini device can recalculate the battery SOC after long-term storage or after long-term working in the case when the battery was not charged fully or discharged totally. Recalculation is done based on the tabular dependency Uocv = Uocv (SOC, t) (see [[SOC estimation>>doc:||anchor="HSOCestimation"]]).
92 92  
93 93  To configure parameters for periodically correcting the battery state of charge, select the "Control → SOC correction" section:
94 94  
... ... @@ -107,18 +107,26 @@
107 107  
108 108  Calculation of the resistance of cells is carried out in two ways. The first method is used when the battery passes from a relaxation state to a charge or discharge state, wherein the cell resistance value
109 109  
110 -R = (U-U,,ocv,,) / I,,stable,,,
105 +{{formula fontSize="SMALL" imageType="PNG"}}
106 +R = \frac{U-U_{ocv}}{I_{stable}}
107 +{{/formula}}
111 111  
112 112  where U is the cell voltage measured in the charge or discharge state, V; U,,ocv,, is the cell voltage measured in the state of relaxation (before switching to the state of charge or discharge); I,,stable,, – stabilized current through the cell in the state of charge or discharge.
113 113  
114 114  The second method is used for a stepwise change in the current through the cell, while the value of the cell resistance:
115 115  
116 -R = (U,,2,,-U,,1,,) / (I,,stable2,,-I,,stable1,,) provided that | I,,stable2,,-I,,stable1,, | > 0.2 × Q,,max,,
113 +{{formula fontSize="SMALL"}}
114 +R = \frac{U_2-U_1}{I_{stable2}-I_{stable1}}
115 +{{/formula}}
117 117  
118 -(Q,,max,, is the maximum cell capacity),
117 +provided that
119 119  
120 -where U,,2,, is the voltage on the cell at the moment when the stabilized current I,,stable2,, is flowing through it; U,,1,, – the voltage on the cell at the moment when the stabilized current I,,stable1,, flowing through it.
119 +{{formula fontSize="SMALL"}}
120 +| I_{stable2}-I_{stable1} | > 0.2 × Qmax
121 +{{/formula}}
121 121  
123 +where Q,,max,, — the maximum cell capacity,U,,2,, — voltage on the cell at the moment when the stabilized current I,,stable2,, is flowing through it; U,,1,, — the voltage on the cell at the moment when the stabilized current I,,stable1,, flowing through it.
124 +
122 122  The stabilized current I,,stable,, = I, if during the stabilization time the instantaneous current I is in the range from 0.95 × I to 1.05 × I.
123 123  
124 124  To change parameters of the algorithm for calculating the cell resistance, select the "Control → Resistance estimation" section:
... ... @@ -133,8 +133,64 @@
133 133  * Minimum SOC – minimum cell SOC value for resistance calculation;
134 134  * Maximum SOC – maximum cell SOC value for resistance calculation.
135 135  
136 -The calculated resistance is accepted by the system as valid (and therefore updated) if its value is in the range from Resistance/2 to “Maximum resistance factor” × Resistance, where "Resistance" is the nominal resistance of the cell (see Common settings). If the calculated resistance value is greater than the value (Maximum resistance factor × Resistance), the updated resistance value will be equal to the value (Maximum resistance factor × Resistance).
139 +The calculated resistance is accepted by the system as valid (and therefore updated) if its value is in the range from Resistance/2 to “Maximum resistance factor” × Resistance, where "Resistance" is the nominal resistance of the cell (see [[Common settings>>doc:||anchor="HCommonsettings"]]). If the calculated resistance value is greater than the value (Maximum resistance factor × Resistance), the updated resistance value will be equal to the value (Maximum resistance factor × Resistance).
137 137  
141 +=== Low SOC (signal) ===
142 +
143 +To change the parameters of the generation a signal about low battery level, select the "Control → Low SOC (signal)" section:
144 +
145 +[[image:1740396460923-423.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="141" width="800"]]
146 +
147 +In this section:
148 +
149 +* Enable – a flag to enable signal generation;
150 +* Minimum SOC, %;
151 +* Tolerant SOC, %;
152 +* Delay before setting the signal, second;
153 +* Delay before clearing the signal, second;
154 +* Lock – lock the signal until the device is reset.
155 +
156 +Signal generation conditions:
157 +
158 +* the battery SOC is less than the “Minimum SOC” value during the “Delay before setting the signal” time.
159 +
160 +Conditions for clearing the signal:
161 +
162 +* the battery SOC is greater than the “Tolerant SOC” during the “Delay before clearing the signal” time.
163 +
164 +(% class="box infomessage" %)
165 +(((
166 +The "Low SOC signal" is indicative and can be output to a discrete output or a power switch.
167 +)))
168 +
169 +=== High charging current (signal) ===
170 +
171 +To change the parameters of the generation high-current signal, select the "Control → High charging current (signal)" section:
172 +
173 +[[image:1740396996935-403.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="144" width="800"]]
174 +
175 +In this section:
176 +
177 +* Enable – a flag to enable signal generation;
178 +* Maximum charging current, А;
179 +* Tolerant charging current, А;
180 +* Delay before setting the signal, second;
181 +* Delay before clearing the signal, second;
182 +* Lock – lock the signal until the device is reset.
183 +
184 +Signal generation conditions:
185 +
186 +* the measured current is greater than the “Maximum charging current” value during the “Delay before setting the signal” time.
187 +
188 +Conditions for clearing the signal:
189 +
190 +* the measured current is less than the “Tolerant charging current” value during the “Delay before clearing the signal” time.
191 +
192 +(% class="box infomessage" %)
193 +(((
194 +The "High charging current" signal is indicative and can be output to a discrete output or a power switch.
195 +)))
196 +
138 138  === Charge map ===
139 139  
140 140  The BMS Mini device calculates maximum allowable charge current values in respect to SOC, battery temperature, contactor temperature and cell voltage.
... ... @@ -143,31 +143,25 @@
143 143  
144 144  To configure parameters for determining the charge current limit, select the "Control → Charge map" section:
145 145  
146 -[[image:1733746766504-864.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
147 -
205 +[[image:1740397188247-315.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="179" width="800"]]
148 148  In this section:
149 149  
150 150  * Enable – a flag to start calculation of the charge current limit;
151 -* Maximum charge current – a maximum allowable value of the charge current (under normal conditions):
152 -* Option 1: Limit charge current by the battery SOC and temperature – a flag to enable correction of maximum allowable charging current Kcs depending on SOC and battery temperature;
209 +* Maximum charge current – a maximum allowable value of the charge current (under normal conditions), A;
210 +* Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
211 +* 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;
153 153  * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
154 -
155 -[[image:1733746766506-660.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="196" width="800"]]
156 -
157 -* Option 2: Limit charge current by the contactor temperature – a flag to enable correction of maximum allowable charging current Kcc depending on contactor temperature;
213 +* Option 2: Limit charge current by the contactor temperature – a flag to enable correction of maximum allowable charging current **Kcc** depending on contactor temperature;
158 158  * Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
215 +* 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)
216 +* Option 3: Cell voltage x Factor – the dependence of the correction factor on maximum cell voltage;
217 +* 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;
218 +* Option 4: Cell temperature x Factor – the dependence of the correction factor on maximum cell temperature.
159 159  
160 -[[image:1733746766508-178.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="184" width="800"]]
220 +Value of the charge current limit at given SOC, temperature, contactors temperature, maximum cell voltage and maximum cell temperature is calculated as follows:
161 161  
162 -* Option 3: Limit charge current by the maximum cell voltage - a flag to enable correction of maximum allowable charging current Kcv depending on maximum cell voltage;
163 -* Option 3: Cell voltage x Factor – the dependence of the correction factor on maximum cell voltage.
222 +**Charge current limit = Maximum charge current × Kcs × Kcc × Kcv × Kct**
164 164  
165 -[[image:1733746766509-971.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="217" width="800"]]
166 -
167 -Value of the charge current limit at given SOC, temperature, contactors temperature and maximum cell voltage is calculated as follows:
168 -
169 -Charging current limit = Maximum charging current × Kcs × Kcc × Kcv
170 -
171 171  === Discharge map ===
172 172  
173 173  The BMS Mini device calculates maximum allowable discharge current values in respect to SOC, battery temperature, contactor temperature and cell voltage.
... ... @@ -176,32 +176,135 @@
176 176  
177 177  To configure parameters for determining the discharge current limit, select the "Control → Discharge map" section:
178 178  
179 -[[image:1733746766511-477.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="149" width="800"]]
232 +[[image:1740397304972-174.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="182" width="800"]]
180 180  
181 181  In this section:
182 182  
183 183  * Enable – a flag to start calculation of the discharge current limit;
184 -* Maximum discharge current – a maximum allowable value of the discharge current (under normal conditions):
185 -* Option 1: Limit discharging current by the battery SOC and temperature – a flag to enable correction of maximum allowable discharging current Kds depending on SOC and temperature;
237 +* Maximum discharge current – a maximum allowable value of the discharge current (under normal conditions), A;
238 +* Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
239 +* Option 1: Limit discharging current by the battery SOC and temperature – a flag to enable correction of maximum allowable discharging current **Kds **depending on __minimum cell SOC__ and temperature;
186 186  * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
241 +* Option 2: Limit discharge current by the contactor temperature – a flag to enable correction of maximum allowable discharging current **Kdc** depending on contactor temperature;
242 +* Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
243 +* Option 3: Limit discharge current by the cell voltage - a flag to enable correction of maximum allowable discharging current **Kdv** depending on __the minimum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
244 +* Option 3: Cell voltage x Factor – the dependence of the correction factor on minimum cell voltage;
245 +* Option 4: Limit discharge current by the cell temperature - a flag to enable correction of maximum allowable discharging current **Kdt** depending on maximum cell temperature;
246 +* Option 4: Cell voltage x Factor – the dependence of the correction factor on minimum cell temperature.
187 187  
188 -[[image:1733746766512-300.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="195" width="800"]]
248 +Value of the discharge current limit at given SOC, temperature, contactors temperature, minimum cell voltage and maximum cell temperature is calculated as follows:
189 189  
190 -* Option 2: Limit discharge current by the contactor temperature – a flag to enable correction of maximum allowable discharging current Kdc depending on contactor temperature;
191 -* Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
250 +**Discharge current limit = Maximum discharge current × Kds × Kdc × Kdv × Kdt**
192 192  
193 -[[image:1733746766513-161.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="183" width="800"]]
252 +=== Main contactor ===
194 194  
195 -* Option 3: Limit discharge current by the cell voltage - a flag to enable correction of maximum allowable discharging current Kdv depending on minimum cell voltage;
196 -* Option 3: Cell voltage x Factor – the dependence of the correction factor on minimum cell voltage.
254 +The BMS Mini device controls the main contactor. The main contactor is usually placed in the common (minus) battery line for opening the charge and discharge circuits in a case of sealing of the charging or discharging contactors.
197 197  
198 -[[image:1733746766514-686.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="215" width="800"]]
256 +The Main contactor algorithm supports the following modes:
199 199  
200 -Value of the discharge current limit at given SOC, temperature, contactors temperature and minimum cell voltage is calculated as follows:
258 +* Always on;
259 +* Automatic.
201 201  
202 -Discharging current limit = Maximum discharging current × Kds × Kdc × Kdv
261 +In “Always on” mode main contactor closes if all the following is true:
203 203  
263 +* Other contactors are open;
264 +* There are no errors from the "Errors 1, 2 ..." bitfileds.
204 204  
266 +In “Always on” mode main contactor opens if all the following is true:
267 +
268 +* Other contactors are open;
269 +* There is an error from the the "Errors 1, 2 ..." bitfileds.
270 +
271 +In “Automatic” mode, the main contactor closes by internal algorithms at the same time with other contactors.
272 +
273 +In “On demand” mode, the main contactor closes by external the “Close Main contactor” request.
274 +
275 +(% class="box infomessage" %)
276 +(((
277 +**Note: **when errors occur in the system, the **Main **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
278 +)))
279 +
280 +To change the parameters of the main contactor, select the "Control → Main contactor" section:
281 +
282 +[[image:1740397558976-651.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="144" width="800"]]
283 +
284 +In this section:
285 +
286 +* Enable – a flag to enable the main contactor control;
287 +* Algorithm – main contactor control algorithm:
288 +** Always on – contactor is always closed;
289 +** Automatic – contactor closes by internal charge and discharge algorithms;
290 +** On demand – contactor is closed by an external request;
291 +* Time to keep the contactor closed before closing the others – a time for other contactors to be open after the main contactor is closed;
292 +* Delay before opening the contactor – a time which is used to detect conditions for opening the contactor, s;
293 +* Keep the contactor open until the device is restarted – a flag for keeping the main contactor open until the system is reset;
294 +* Errors 1, 2 to open the main contactor – bitfields to choose the errors which will open the main contactor.
295 +
296 +=== Charging status ===
297 +
298 +To change the parameters of charging process status, select the "Control → Charging status" section:
299 +
300 +[[image:1740399071280-626.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="123" width="800"]]
301 +In this section:
302 +
303 +* Current to set the "Charging current present" – a current level to generate the "Charging current present" signal, A;
304 +* Current to clear the "Charging current present" – a current level to clear the "Charging current present" signal, A;
305 +* Voltage to clear the “Ready to charge” – a threshold voltage level on the cell, V; if the voltage of any cell is above this level, the “Ready to charge” (hence, the “Allow charging”) signal is cleared;
306 +* Voltage to reset the “Ready to charge” – a tolerant voltage level on the cell, V; if all cell voltages are below the tolerant level, the “Ready to charge” (hence, the “Allow charging”) signal is set;
307 +* Delay before recharging – a time after which the previously opened the allow charging contactor closes again, minute; to disable the operation by timeout set "Delay before recharging" to 0;
308 +* Errors 1, 2 to clear the "Ready to charge" – bitfields to choose the errors which will clear the "Ready to charge" signal.
309 +
310 +(% class="box infomessage" %)
311 +(((
312 +**Note:** The "Allow charging" signal activates under two independent conditions:
313 +1) the voltage on the cells reaches the “Voltage to reset the “Ready to charge"” level and
314 +2) the "Delay before recharging" time has passed since the opening of the allow charging contactor.
315 +)))
316 +
317 +=== Discharging status ===
318 +
319 +To change the parameters of discharging process status, select the "Control → Discharging status" section:
320 +
321 +[[image:1740399096018-240.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="110" width="800"]]
322 +In this section:
323 +
324 +* Current to set the "Discharging current present" – a current level to generate the "Discharging current present" signal, А;
325 +* Current to clear the "Discharging current present" – a current level to clear the "Discharging current present" signal, А;
326 +* Voltage to clear the “Ready to discharge” – a threshold voltage level on the cell, V; if the voltage of any cell is below this level, the “Ready to discharge” signal is cleared;
327 +* Voltage to reset the “Ready to discharge” – a tolerant voltage level on the cell, V; if all cells voltages are above the tolerant level, the “Ready to discharge” signal is set;
328 +* Errors 1, 2 to clear the "Ready to discharge" – bitfields to choose the errors which will clear the "Ready to discharge" signal.
329 +
330 +=== Precharge ===
331 +
332 +The BMS Main 3 device can control the precharge contactor. The precharge contactor is used to charge the intermediate capacity with low current and usually placed with the limiting resistor in parallel to charging or discharging contactor.
333 +
334 +BMS Main 3 device detects errors while pre-charging the load capacity by monitoring the current and voltage difference before and after contactors. Also BMS can measure the power dissipated on precharge resistor and generate an error if it greater than configured limit.
335 +
336 +[[image:1740399150173-761.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="155" width="800"]]
337 +
338 +To change the parameters of precharge contactor, select the "Control → Precharge" section:
339 +
340 +* Precharge current threshold to finish precharging – a minimum current value at which precharging process assumed to be finished, A;
341 +* Number of precharging attempts – maximum number of precharging attempts before setting the "Precharge error";
342 +* Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond;
343 +* Relaxation between attempts – a duration between precharge attempts, millisecond;
344 +* Check the power dissipated in the preacharge resistor - a flag to enable the calculation of power dissipated in precharge resistor;
345 +* Precharge resistor resistance, Ohm;
346 +* Maximum allowable power dissipated in the resistor, W;
347 +* Delay before setting the "Precharge error" when checking power, millisecond;
348 +* Delay before clearing the "Precharge error", second;
349 +* Lock the "Precharge error" – a flag to block the error until the device is restarted.
350 +
351 +“Precharge error” generation conditions if any of the following is true:
352 +
353 +* the precharge current does not decrease during the "Precharge time" after "Number of precharging attempts";
354 +* power dissipated on the precharge resistor is above the maximum value during the “Delay before setting the 'Precharge error' when checking power” time.
355 +
356 +(% class="box warningmessage" %)
357 +(((
358 +Behavior of contactors at “Precharge error” is configured in corresponding contactor settings!
359 +)))
360 +
205 205  === Charge ===
206 206  
207 207  There are two contactors that serve charging the battery: a charging contactor and an allow charging contactor. With the help of the allow charging contactor, the BMS commands the charger to start or stop charging.
... ... @@ -208,51 +208,40 @@
208 208  
209 209  The device supports three charge control algorithms:
210 210  
211 -* charging is always allowed;
212 -* charging is allowed when there is a signal “Charger connected”;
213 -* charging is allowed when there is a signal “Charge request”.
367 +* Always on – charging is always allowed;
368 +* On charger connected – charging is allowed when there is a signal “Charger connected”;
369 +* On charge request – charging is allowed when there is a signal “Charge request”.
214 214  
215 -If the "**Always on**" algorithm is selected, the charging contactor and the allow charging contactor are always closed. If at least one of the errors appears:
371 +If the "**Always on**" algorithm is selected, the charging contactor and the allow charging contactor are always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
216 216  
217 -* Overvoltage;
218 -* Overcurrent;
219 -* High temperature (CH);
220 -* Low temperature (CH);
221 -* HYG offline (optional);
222 -* Combilift offline (optional);
223 -* Spirit offline (optional);
224 -* Spirit charger error (optional);
225 -* Short circuit (optional);
226 -* High contactor temperature (optional);
227 -* CH contactor cycles error;
228 -* Critical error
373 +* Service reset;
374 +* Power down request;
375 +* Inhibit charging,
229 229  
230 230  both contactors are open (no current flows).
231 231  
232 -When the algorithm "**On Charger connected**" is selected, the control is performed as follows:
379 +When the algorithm "**On charger connected**" is selected, the control is performed as follows:
233 233  
234 -* If there is a signal “Charger connected” and there are no errors (see the list above), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;
381 +* If there is a signal “Charger connected” and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;
235 235  * If the signal “Charger connected” disappears, the allow charging contactor opens and after the delay time T,,off,, the charging contactor opens;
236 236  * If in the process of charging the voltage on the cell exceeds the “Ready to charge” level, the allow charging contactor opens (while the charging contactor remains closed);
237 -* If errors in the list above occur the charging contactor and allow charging contactor open.
384 +* If errors from the "Errors 1, 2 ..." bitfields occur the charging contactor and allow charging contactor open.
238 238  
239 -When the "**On Charge request**" algorithm selected, the control is performed as follows:
386 +When the "**On charge request**" algorithm selected, the control is performed as follows:
240 240  
241 -* If there is a signal “Charge request” and there are no errors (see the list above), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;
388 +* If there is a signal “Charge request” and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;
242 242  * If the signal “Charge request” disappears, the allow charging contactor opens and after the delay time T,,off,, the charging contactor opens;
243 243  * If in the process of charging the voltage on the cell exceeds the “Ready to charge” level, the allow charging contactor opens (while the charging contactor remains closed);
244 -* If errors in the list above occur the charging contactor and allow charging contactor open.
391 +* If errors from the "Errors 1, 2 ..." bitfields occur the charging contactor and allow charging contactor open.
245 245  
246 246  (% class="box infomessage" %)
247 247  (((
248 -Note: when errors occur in the system, the **charging **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
395 +**Note: **when errors occur in the system, the **Charge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
249 249  )))
250 250  
251 -When the power down request occurs, the allow charging contactor opens immediately and the charging contactor opens after the delay T,,off,,. Reclosing the charging contactor and allow charging contactor is performed if the power down request is removed.
252 -
253 253  To change the parameters of the battery charge control algorithm, select the "Control → Charge" section:
254 254  
255 -[[image:1733746766516-845.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="319" width="800"]]
400 +[[image:1740399363134-722.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="306" width="800"]]
256 256  
257 257  In this section:
258 258  
... ... @@ -261,20 +261,15 @@
261 261  ** Always on – charging is always allowed;
262 262  ** On charger connected – charging is allowed when there is a signal “Charger connected”;
263 263  ** On charge request – charging is allowed when there is a signal “Charge request”;
264 -* Current corresponding to charging – a current level to generate the "Charging current present" signal, A;
265 -* Current corresponding to no charging – a current level to clear the "Charging current present" signal, A;
409 +* Allow charging only when the "Ready to charge" signal is set – charging contactor will open if "Ready to charge" signal is cleared;
266 266  * Delay before starting charging – a time delay T,,on,, before closing the charging contactor and the allow charging contactor, millisecond;
267 267  * Delay before stopping charging – a time delay T,,off,, before opening the charging contactor, millisecond;
412 +* Control the precharging contactor – a flag that allows control of the precharging contactor (see [[Precharge>>url:http://#HPrecharge]]);
268 268  * Use custom delays before stopping charging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors;
414 +* Errors 1, 2 to open the charging contactor – bitfields to choose the errors which will open the charging contactor;
269 269  * Custom delay: <error> – specific error delay, millisecond;
270 270  * Switch off the charging contactor on errors without delay – a flag to protectively open the charging contactor without a delay. In the opposite case, when an error is detected, the charging contactor opens always with the delay “Delay before stopping charging”;
271 -* Control the precharging contactor – a flag that allows control of the precharging contactor;
272 -* Voltage to clear the “Ready to charge” – a threshold voltage level on the cell, V; if the voltage of any cell is above this level, the “Ready to charge” (hence, the “Allow charging”) signal is cleared;
273 -* Voltage to reset the “Ready to charge” – a tolerant voltage level on the cell, V; if all cell voltages are below the tolerant level, the “Ready to charge” (hence, the “Allow charging”) signal is set;
274 -* Delay before recharging – a time after which the previously opened the allow charging contactor closes again, minute; to disable the operation by timeout set "Delay before recharging" to 0.
275 275  
276 -Note – The allow charging contactor closes under two independent conditions: 1) the voltage on the cells reaches the “Voltage to reset the “Ready to charge"” level and 2) the "Delay before recharging" time has passed since the opening of the allow charging contactor.
277 -
278 278  === Discharge ===
279 279  
280 280  The device controls the discharging contactor to connect battery to the load.
... ... @@ -281,50 +281,36 @@
281 281  
282 282  The device supports three algorithms to control battery discharging:
283 283  
284 -* load is always connected;
285 -* load is connected when there is no signal “Charger connected”;
286 -* load is connected when there is signal “Discharge request”.
424 +* Always on – load is always connected;
425 +* On charger disconnected – load is connected when there is no signal “Charger connected”;
426 +* On discharge request – load is connected when there is signal “Discharge request”.
287 287  
288 -When the algorithm "**Always on**" is selected, the discharging contactor is always closed. If at least one of the errors appears:
428 +When the algorithm "**Always on**" is selected, the discharging contactor is always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
289 289  
290 -* Undervoltage;
291 -* Overvoltage (optional);
292 -* Overcurrent;
293 -* High temperature (DCH);
294 -* Low temperature (DCH) (optional);
295 -* HYG offline (optional);
296 -* Combilift offline (optional);
297 -* Spirit offline (optional);
298 -* Spirit charger error (optional);
299 -* Short circuit (optional);
300 -* High contactor temperature (optional);
301 -* DCH contactor cycles error;
302 -* Critical error
430 +* Service reset
431 +* Power down request
432 +* Inhibit discharging
303 303  
304 304  the discharging contactor opens.
305 305  
306 -If the algorithm "**On Charger disconnected**" is selected, the control is performed as follows:
436 +If the algorithm "**On charger disconnected**" is selected, the control is performed as follows:
307 307  
308 -* if there is no signal “Charger connected”, the charging contactor is opened and there are no errors (see the list above), then through the delay time T,,on,, the discharging contactor closes;
309 -* If the signal “Charger connected” appears or errors occur (see the list above), then after the delay time T,,off,, the discharging contactor opens.
438 +* if there is no signal “Charger connected”, the charging contactor is open and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the discharging contactor closes;
439 +* If the signal “Charger connected” appears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the discharging contactor opens.
310 310  
311 -When the "**On Discharge request**" algorithm selected, the control is performed as follows:
441 +When the "**On discharge request**" algorithm selected, the control is performed as follows:
312 312  
313 -* if there is signal “Discharge request”, the charging contactor is opened and there are no errors (see the list above), then through the delay time T,,on,, the discharging contactor closes;
314 -* If the signal “Discharge request” disappears or errors occur (see the list above), then after the delay time T,,off,, the discharging contactor opens.
443 +* if there is signal “Discharge request”, the charging contactor is open and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the discharging contactor closes;
444 +* If the signal “Discharge request” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the discharging contactor opens.
315 315  
316 316  (% class="box infomessage" %)
317 317  (((
318 -Note: in case of errors in the system operation, the opening of the **discharging **contactor is performed either immediately or with a delay T,,off,, (depends on the settings described below).
448 +**Note: **when errors occur in the system, the **Discharge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
319 319  )))
320 320  
321 -The device supports controlling the precharging contactor. The duration of switching on the precharging contactor before closing the discharging (load) contactor is adjusted.
322 -
323 -When the power down request occurs, the discharging contactor opens after delay T,,off,,. Reclosing the discharging contactor is performed if the power down request is removed.
324 -
325 325  To change the parameters of the battery discharge control algorithm, select the "Control → Discharge" section:
326 326  
327 -[[image:1733746885414-479.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="319" width="800"]]
453 +[[image:1740399783613-216.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="311" width="800"]]
328 328  
329 329  In this section:
330 330  
... ... @@ -333,29 +333,51 @@
333 333  ** Always on – load is always connected;
334 334  ** On charger disconnected – load is connected when there is no signal “Charger connected”;
335 335  ** On discharge request – load is connected when there is signal “Discharge request”;
336 -* Current corresponding to discharging – a current level to generate the "Discharging current present" signal, А;
337 -* Current indicating no discharging – a current level to clear the "Discharging current present" signal, А;
462 +* Allow charging only when the "Ready to discharge" signal is set – discharging contactor will open if "Ready to discharge" signal is cleared;
338 338  * Delay before starting discharging – a time delay T,,on,, before closing the discharging contactor, millisecond;
339 339  * Delay before stopping discharging – a time delay T,,off,, before opening the discharging contactor, millisecond;
465 +* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the discharge contactor (see [[Precharge>>path:#HPrecharge]]);
466 +* Errors 1, 2 to open the discharging contactor – bitfields to choose the errors which will open the discharging contactor;
340 340  * Use custom delays before stopping discharging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors;
341 341  * Custom delay: <error> – specific error delay, millisecond;
342 342  * Switch off the discharging contactor on errors without delay – a flag to protectively open the discharging contactor without a delay. In the opposite case, when an error is detected, the discharging contactor opens always with the delay “Delay before stopping discharging”.
343 -* Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond;
344 -* Voltage to clear the “Ready to discharge” – a threshold voltage level on the cell, V; if the voltage of any cell is below this level, the “Ready to discharge” signal is cleared;
345 -* Voltage to reset the “Ready to discharge” – a tolerant voltage level on the cell, V; if all cells voltages are above the tolerant level, the “Ready to discharge” signal is set;
346 346  
347 347  === Charge/Discharge ===
348 348  
349 349  The BMS Mini device can control the charging/discharging contactor that is used to both charge and discharge the battery.
350 350  
351 -The charging/discharging contactor combines algorithms of charging and discharging contactor. It behaves as a charging contactor when «Charge reques or «Charger connected» are set, otherwise – as a discharging contactor.
475 +Charge/Discharge contactor has three algorithms of operation:
352 352  
477 +* Dependent (on Charging and Discharging signals) - Charge/Discharge contactor depends on Charge and Discharge algorithms and their signals and behaves as Charging contactor if Charging signal is set, otherwise – as Discharging contactor;
478 +* Independent (Always) - Charge/Discharge contactor is always closed if there is no errors;
479 +* Independent (on Charge request or Discharge request) - Charge/Discharge contactor is based on its own controller that listen to Charge and Discharge requests and closes if one of these signals occurs.
480 +
481 +TBA
482 +
483 +(% class="box infomessage" %)
484 +(((
485 +**Note: **when errors occur in the system, the **Charge/Discharge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
486 +)))
487 +
353 353  The charging/discharging contactor control is configured in the “Control – Charge/Discharge” section:
354 354  
355 -[[image:1733746901779-991.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="95" width="800"]]In this section:
490 +[[image:1740400166950-906.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="211" width="800"]]
356 356  
492 +In this section:
357 357  
358 358  * Enable – a flag to enable the charge/discharge controller.
495 +* Algorithm:
496 +** Dependent (on Charging and Discharging signals) - Charge/Discharge contactor depends on Charge and Discharge algorithms and their signals and behaves as Charging contactor if Charging signal is set, otherwise – as Discharging contactor;
497 +** Independent (Always) - Charge/Discharge contactor is always closed if there is no errors;
498 +** Independent (on Charge request or Discharge request);
499 +* Delay before starting charging or discharging, millisecond;
500 +* Delay before stopping charging or discharging, millisecond;
501 +* Control the precharging contactor – a flag that enables control of precharging contactor while closing the charge/discharge contactor;
502 +* Emulate the "Charging" and "Discharging" signals – a flag to enable generation of "Charging" and "Discharging" signals when closing charge/discharge contactor;
503 +* Errors 1, 2 to prevent CHARGING through charging/discharging contactor, Errors 1, 2 to prevent DISCHARGING through charging/discharging contactor – bitfields to choose the errors which will open the charging/discharging contactor. This bitfields are combined by bitwise OR and intended to separate settings for charging and discharging processes;
504 +* Errors 1, 2 which affect the contactor only if battery CHARGING is detected – a bitfield to choose the errors which will trigger only if charging current is present. This bitfield is combined with "Errors 1, 2 to prevent CHARGING through charging/discharging contactor" by bitwise AND;
505 +* Errors 1, 2 which affect the contactor only if battery DISCHARGING is detected – a bitfield to choose the errors which will trigger only if discharging current is present. This bitfield is combined with "Errors 1, 2 to prevent DISCHARGING through charging/discharging contactor" by bitwise AND;
506 +* Switch off the charging/discharging contactor on errors without delay – a flag to protectively open the charging/discharging contactor without a delay. In the opposite case, when an error is detected, the charging/discharging contactor opens always with the delay “Delay before stopping discharging”.
359 359  
360 360  === Discharge (AUX) ===
361 361  
... ... @@ -371,8 +371,8 @@
371 371  
372 372  To change the parameters of the powering of external equipment, select the "Control → Discharge (AUX)" section:
373 373  
374 -[[image:1733746932199-845.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="137" width="800"]]
375 375  
523 +[[image:1740400254884-851.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="179" width="800"]]
376 376  In this section:
377 377  
378 378  * Enable – a flag to activate the auxiliary discharge control;
... ... @@ -379,67 +379,46 @@
379 379  * Switch off the discharging (AUX) contactor if the SOC is too low;
380 380  * Minimum SOC – a minimum SOC value, when reached, the auxiliary (AUX) discharging contactor opens, %;
381 381  * Tolerant SOC – a permissive SOC value, upon reaching which the auxiliary (AUX) discharging contactor re-closes, %;
530 +* Switch off the discharging (AUX) contactor if the cell voltage is out of the range;
531 +* Minimum cell voltage, V;
532 +* Maximum cell voltage, V;
382 382  * Switch off the discharging (AUX) contactor if the battery voltage is out of the range;
383 -* Minimum voltage – minimum battery voltage, V;
384 -* Maximum voltage – maximum battery voltage, V;
385 -* Switch off the discharging (AUX) contactor on errors – the auxiliary (AUX) discharging contactor opens if the following errors occur: Undervoltage, Overcurrent, High temperature (DCH), Short circuit, Critical error.
534 +* Minimum battery voltage, V;
535 +* Maximum battery voltage, V;
536 +* Errors 1, 2 to open the auxiliary discharging contactor bitfields to choose the errors which will open the auxiliary discharging contactor.
386 386  
387 -=== Main contactor ===
388 -
389 -The BMS Mini device controls the main contactor. The main contactor is usually placed in the common (minus) battery line for opening the charge and discharge circuits in a case of sealing of the charging or discharging contactors.
390 -
391 -The main contactor closes if there are no errors from the list below:
392 -
393 -* Overcurrent;
394 -* Undervoltage;
395 -* Overvoltage;
396 -* High temperature (CH);
397 -* High temperature (DCH);
398 -* Unallowable charging;
399 -* Critical error.
400 -
401 -The main contactor opens if the charging and discharging contactors are opened and any of the following conditions is met:
402 -
403 -* charging or discharging current is detected during a set time;
404 -* voltage of any cell is lower than the minimum cell voltage configured in the section "Protections → Undervoltage" during a set time;
405 -* voltage of any cell is greater than the maximum cell voltage configured in the section "Protections → Overvoltage" during a set time;
406 -* temperature of any cell is greater than the maximum cell temperature configured in the section "Protections → High temperature" during a set time;
407 -* Critical error stays on during a set time.
408 -
409 -To change the parameters of the main contactor, select the "Control → Main contactor" section:
410 -
411 -[[image:1733746797002-498.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="93" width="800"]]
412 -
413 -In this section:
414 -
415 -* Enable – a flag to enable the main contactor control;
416 -* Delay before opening the contactor – a time which is used to detect conditions for opening the contactor, second;
417 -* Keep the contactor open until the device is restarted – a flag for keeping the main contactor opened until the system be reset.
418 -
419 419  === Cell balancing ===
420 420  
421 -Balancing makes the voltage of all cells be equal to the minimum cell voltage.
540 +Balancing makes the voltage of all cells equal to the minimum cell voltage.
422 422  
423 423  The following balancing rules are supported:
424 424  
425 -* only when the battery is charging (current I > 0) and some time until the battery is relaxed;
544 +* when the battery is charging (current I > 0) and time after until the battery is relaxed;
426 426  * when the battery is charging (current I > 0) or when the battery is in a state of relaxation;
427 427  * always (regardless of battery state).
428 428  
429 -A balancing resistor is connected to the cell if:
548 +A balancing resistor is connected to the cell if the following conditions are simultaneously met:
430 430  
431 -* the voltage on the cell is higher than the starting voltage of the balancing;
432 -* the difference between the cell voltage and the minimum voltage among the cells of the battery is greater than the balancing deviation.
550 +* the voltage on the cell is higher than the balancing start voltage;
551 +* the difference between the voltage on the cell and the minimum voltage among the battery cells is greater than the balancing start threshold;
433 433  
553 +A balancing resistor is disconnected from the cell if any of the following conditions are met:
554 +
555 +* the voltage on the cell is less than the balancing stop voltage;
556 +* the difference between the voltage on the cell and the minimum voltage among the battery cells is less than the balancing stop threshold.
557 +
434 434  (% class="box infomessage" %)
435 435  (((
436 -If the BMS Mini overheats, then the balancing of the cells connected to this device will not be performed.
560 +If the “High logic temperature” occurs, then the balancing of the cells connected to the overheated BMS Logic device will not be performed.
437 437  )))
438 438  
439 -To change the cell balancing parameters, select the "Control Cell balancing" section:
563 +The BMS Mini device can enable the cell balancing by the external “Balancing request” signal. Balancing process will be started to cells which the voltage is higher than the balancing start voltage and the difference between the cell voltage and the minimum voltage among all the cells is greater than the balancing stop threshold.
440 440  
441 -[[image:1733746797003-364.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="104" width="800"]]
565 +BMS Mini device can force a cell balancing, if its voltage is higher than estimated value.
442 442  
567 +To change the cell balancing parameters, select the "Control → Cell balancing" section:
568 +
569 +[[image:1740404562825-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="168" width="800"]]
443 443  In this section:
444 444  
445 445  * Enable – a flag to enable cell balancing;
... ... @@ -447,11 +447,15 @@
447 447  ** Balance on charge;
448 448  ** Balance on charge or relaxed;
449 449  ** Balance always;
450 -
451 -[[image:1733746797004-660.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="104" width="800"]]
452 -
577 +* Balancing condition:
578 +** Automatic – balancing will be performed automatically if needed conditions are met;
579 +** On balancing request – balancing will start only if a remote request is received. In this case cells will start to balance regardless the "Voltage deviation to start balancing" value;
453 453  * Minimum cell voltage to start balancing, V;
454 -* Balancing deviation, V.
581 +* Voltage deviation to start balancing;
582 +* Voltage deviation to stop balancing;
583 +* Voltage for forced balancing – if cell voltage is above this value, it will start discharging through balancing resistor;
584 +* Maximum allowable temperature of the board, ºC;
585 +* Command to discharge all cells – a flag to force the balancing of all cells.
455 455  
456 456  === Power down ===
457 457  
... ... @@ -466,20 +466,20 @@
466 466  
467 467  To change the parameters of the power down control, select the "Control → Power down" section:
468 468  
469 -[[image:1733746797005-459.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="115" width="800"]]
470 -
600 +[[image:1740404859367-943.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]]
471 471  In this section:
472 472  
473 473  * Minimum voltage to power down – a minimum voltage level of the battery below which the BMS commands to shut down the battery, V;
474 474  * Idle time to power down – a time of battery inactivity after which the battery is shut down, minute;
475 -* Wait the "Power up/down request" is cleared (on startup) – a flag to enable delay for clearing the “Power up/down request” signal while starting the BMS.
605 +* Wait the "Power up/down request" is cleared (on startup) – a flag to enable delay for clearing the “Power up/down request” signal while starting the BMS;
606 +* Delay before setting the internal power down signal – a delay before turning off the device power when receiving the “Power down request” command, ms.
476 476  
477 477  === Heater ===
478 478  
479 479  To change the parameters of the heater control algorithm, select the "Control → Heater" section:
480 480  
481 -[[image:1733746808496-606.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="116" width="800"]]
482 482  
613 +[[image:1740404973346-344.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
483 483  In this section:
484 484  
485 485  * Enable – a flag to enable heater control;
... ... @@ -487,7 +487,7 @@
487 487  * Tolerant cell temperature, °C;
488 488  * Delay before starting the heater, millisecond;
489 489  * Delay before stopping the heater, millisecond;
490 -* Switch off the heater on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
621 +* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the heater.
491 491  
492 492  As a result of operating the heating algorithm, the “Heater” signal is generated.
493 493  
... ... @@ -508,8 +508,8 @@
508 508  
509 509  To change the parameters of the cooler control algorithm, select the "Control → Cooler" section:
510 510  
511 -[[image:1733746808497-424.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="113" width="800"]]
512 512  
643 +[[image:1740405145695-704.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="149" width="800"]]
513 513  In this section:
514 514  
515 515  * Enable – a flag to enable cooler control;
... ... @@ -517,7 +517,7 @@
517 517  * Tolerant cell temperature, °C;
518 518  * Delay before starting the cooler, millisecond;
519 519  * Delay before stopping the cooler, millisecond;
520 -* Switch off the cooler contactor on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error).
651 +* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the cooler.
521 521  
522 522  As a result of operating the cooling algorithm, the "Cooler" signal is generated.
523 523  
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